# \#archive

**URL:** https://discourse.obspy.org/tag/archive/1.md

[Latest](https://discourse.obspy.org/latest.md) · [Categories](https://discourse.obspy.org/categories.md) · [Tags](https://discourse.obspy.org/tags.md)

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## [Picking P and S- wave arrival times in python](https://discourse.obspy.org/t/picking-p-and-s-wave-arrival-times-in-python/1899)

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**Author:** [@Kkim](https://discourse.obspy.org/u/Kkim)\
**Replies:** 0\
**Last updated:** [March 12, 2024, 6:07pm UTC](https://discourse.obspy.org/t/picking-p-and-s-wave-arrival-times-in-python/1899 "2024-03-12T18:07:23Z")

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Hi, I am trying to find the p wave and s wave arrival time using python. I tried different ways but it did not come correctly. I tried AIC, STA/LTA ,etc but it does not come right. My earthquake acceleration data is in e…

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## [Script to Automatically Download Seismic Data for the Last 30 Minutes](https://discourse.obspy.org/t/script-to-automatically-download-seismic-data-for-the-last-30-minutes/1710)

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**Author:** [@Tsoghik\_Petrosyan](https://discourse.obspy.org/u/Tsoghik_Petrosyan)\
**Replies:** 1\
**Last updated:** [May 19, 2023, 7:44am UTC](https://discourse.obspy.org/t/script-to-automatically-download-seismic-data-for-the-last-30-minutes/1710 "2023-05-19T07:44:36Z")

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Hey there, Obspy members! I hope everyone’s doing well and staying curious. I have a question for you all today, and I’m excited to hear your thoughts on it. I’ve been tinkering with ObsPy and exploring ways to automat…

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## [How to get a inventory file for the raw data (mseed format)?](https://discourse.obspy.org/t/how-to-get-a-inventory-file-for-the-raw-data-mseed-format/1583)

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**Author:** [@Liubility](https://discourse.obspy.org/u/Liubility)\
**Replies:** 7\
**Last updated:** [December 13, 2022, 9:26am UTC](https://discourse.obspy.org/t/how-to-get-a-inventory-file-for-the-raw-data-mseed-format/1583 "2022-12-13T09:26:48Z")

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I am trying to deconvelve the raw data from the geophone (Datalogger = Datacube3, sample rate=200hz, gain=16; Sensors = sensor\_SensorNederland PE-6B) by using the Obspy package. i download the station XML file from NRL …

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## [WA simulation and parser.get\_paz](https://discourse.obspy.org/t/wa-simulation-and-parser-get-paz/1317)

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**Author:** [@blessing](https://discourse.obspy.org/u/blessing)\
**Replies:** 1\
**Last updated:** [November 23, 2021, 9:42am UTC](https://discourse.obspy.org/t/wa-simulation-and-parser-get-paz/1317 "2021-11-23T09:42:59Z")

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Hi all, I have a dictionary of PAZ which i get after using parser.get\_paz. Below is an example paz\_ A = {‘zeros’: \[0j, 0j, (-434.1+0j)\], ‘poles’: \[(-0.03691+0.03712j), (-0.03691-0.03712j), (-371.2+0j), (-373.9+475.5j),…

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## [Calling stream.remove\_response without response info](https://discourse.obspy.org/t/calling-stream-remove-response-without-response-info/1212)

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**Author:** [@Kasper\_van\_Wijk](https://discourse.obspy.org/u/Kasper_van_Wijk)\
**Replies:** 3\
**Last updated:** [March 18, 2021, 7:53am UTC](https://discourse.obspy.org/t/calling-stream-remove-response-without-response-info/1212 "2021-03-18T07:53:59Z")

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Why does the following code not warn me there is no response file/info? from obspy import read st=read() st.remove\_response() The reason I am asking, is because I had a strange experience today: I was using st = cli…

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## [A very simple question about plotting more than one time in a program](https://discourse.obspy.org/t/a-very-simple-question-about-plotting-more-than-one-time-in-a-program/908)

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**Author:** [@starfishprime](https://discourse.obspy.org/u/starfishprime)\
**Replies:** 1\
**Last updated:** [July 3, 2020, 9:21am UTC](https://discourse.obspy.org/t/a-very-simple-question-about-plotting-more-than-one-time-in-a-program/908 "2020-07-03T09:21:00Z")

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Hi - can anyone help here This is an embarrassingly simple question. I am using Obspy to produce a variety of plots from an Infrasound monitor. No problems, nice software - thank you. (Linux, python 3.8 - conda virtual…

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## [Question about PPSD output value by default (without	using special\_hanging parameter).](https://discourse.obspy.org/t/question-about-ppsd-output-value-by-default-without-using-special-hanging-parameter/906)

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**Author:** [@Gbehou\_Ange\_Amour\_So](https://discourse.obspy.org/u/Gbehou_Ange_Amour_So)\
**Replies:** 6\
**Last updated:** [June 26, 2020, 9:29am UTC](https://discourse.obspy.org/t/question-about-ppsd-output-value-by-default-without-using-special-hanging-parameter/906 "2020-06-26T09:29:15Z")

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Hello, I would like to analyse ambient noise from different instruments (Geophone, BroadBand, accelerometer..) by using ObsPy’s PPSD. It is therefore necessary for me to have the same unit for the PSD estimation in orde…

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## [EGU Solid Earth Special Issue: Social seismology – the effect of COVID-19 lockdown measures on seismology](https://discourse.obspy.org/t/egu-solid-earth-special-issue-social-seismology-the-effect-of-covid-19-lockdown-measures-on-seismology/907)

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**Author:** [@ThomasLecocq](https://discourse.obspy.org/u/ThomasLecocq)\
**Replies:** 0\
**Last updated:** [June 26, 2020, 8:57am UTC](https://discourse.obspy.org/t/egu-solid-earth-special-issue-social-seismology-the-effect-of-covid-19-lockdown-measures-on-seismology/907 "2020-06-26T08:57:24Z")

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Dear colleagues, In the last months, there has been a storm both in traditional and social media about the observation that the Covid-19 lockdown measures cause an unprecedented seismic urban “silence”, which is observ…

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## [Scaling issues plotting a single trace in a section	plot](https://discourse.obspy.org/t/scaling-issues-plotting-a-single-trace-in-a-section-plot/905)

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**Author:** [@Peter\_Schmidt](https://discourse.obspy.org/u/Peter_Schmidt)\
**Replies:** 1\
**Last updated:** [June 25, 2020, 10:11am UTC](https://discourse.obspy.org/t/scaling-issues-plotting-a-single-trace-in-a-section-plot/905 "2020-06-25T10:11:50Z")

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Hi There seems to be a scaling issue if plotting a stream object containing a single trace using the section type plot. At present I have obspy 1.1.1 installed so if anyone could confirm the issue on the latest version…

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## [ObsPy at AGU 2019](https://discourse.obspy.org/t/obspy-at-agu-2019/859)

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**Author:** [@megies](https://discourse.obspy.org/u/megies)\
**Replies:** 6\
**Last updated:** [June 25, 2020, 9:55am UTC](https://discourse.obspy.org/t/obspy-at-agu-2019/859 "2020-06-25T09:55:18Z")

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Hi all, I'll be at AGU and there will be a lightning talk in an Open Source software session (NS21A) on Tuesday morning: Also following this oral session there are a few posters from this session (NS21B) so we'll be…

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## [bulk waveform requests in SeedLink](https://discourse.obspy.org/t/bulk-waveform-requests-in-seedlink/904)

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**Author:** [@Nikolaos\_Triantafyll](https://discourse.obspy.org/u/Nikolaos_Triantafyll)\
**Replies:** 0\
**Last updated:** [June 23, 2020, 4:50pm UTC](https://discourse.obspy.org/t/bulk-waveform-requests-in-seedlink/904 "2020-06-23T16:50:14Z")

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Hi ObsPy community, Is it possible to have a bulk request of waveforms using the SeedLink module? After some time, the socket seems to close, and re-establishing connection doesn't seem a very efficient solution. Othe…

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## [obspy.imaging.spectrogram - output data](https://discourse.obspy.org/t/obspy-imaging-spectrogram-output-data/903)

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**Author:** [@Guro\_Anne\_Braekken](https://discourse.obspy.org/u/Guro_Anne_Braekken)\
**Replies:** 2\
**Last updated:** [June 23, 2020, 10:58am UTC](https://discourse.obspy.org/t/obspy-imaging-spectrogram-output-data/903 "2020-06-23T10:58:04Z")

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Hi there, Does anybody know how to output the data from the obspy function spectrogram (not only as an image file)? Description of work flow: 1.read in one seismic trace (SEGY format) - OK calculate and plot the sp…

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## [extracting data through iris.edu/fdnws/availability	through obspy](https://discourse.obspy.org/t/extracting-data-through-iris-edu-fdnws-availability-through-obspy/902)

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**Author:** [@P\_SION\_KUMARI](https://discourse.obspy.org/u/P_SION_KUMARI)\
**Replies:** 2\
**Last updated:** [June 22, 2020, 9:05am UTC](https://discourse.obspy.org/t/extracting-data-through-iris-edu-fdnws-availability-through-obspy/902 "2020-06-22T09:05:54Z")

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Hello all, I am facing a issue while extracting data. I am unable to figure out where I am going wrong. I am proceeding as below mentioned: import obspy from obspy.clients.fdsn.mass\_downloader import RectangularDoma…

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## [obspy-sds-report](https://discourse.obspy.org/t/obspy-sds-report/901)

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**Author:** [@langlami](https://discourse.obspy.org/u/langlami)\
**Replies:** 8\
**Last updated:** [June 18, 2020, 3:30pm UTC](https://discourse.obspy.org/t/obspy-sds-report/901 "2020-06-18T15:30:29Z")

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Hello, I am using obspy-sds-report script to generate html report of my SDS archive. But I would like to limit the depth of the scan to the last month or current year to avoid very long process and "no data within xx d…

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## [How to Merge avoiding gaps](https://discourse.obspy.org/t/how-to-merge-avoiding-gaps/900)

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**Author:** [@Juan\_Manuel\_Solano\_F](https://discourse.obspy.org/u/Juan_Manuel_Solano_F)\
**Replies:** 1\
**Last updated:** [June 5, 2020, 8:09am UTC](https://discourse.obspy.org/t/how-to-merge-avoiding-gaps/900 "2020-06-05T08:09:03Z")

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Hello everyone, I want to avoid gaps when merging data, I just want to merge overlaps to become one trace (with method 1, trusting the recent data). The traces that are not overlapping must remain as separated traces. I…

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## [Is window length and overlapping is available is PPSD	function?](https://discourse.obspy.org/t/is-window-length-and-overlapping-is-available-is-ppsd-function/891)

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**Author:** [@Vivek.G.Babu](https://discourse.obspy.org/u/Vivek.G.Babu)\
**Replies:** 5\
**Last updated:** [June 4, 2020, 7:54am UTC](https://discourse.obspy.org/t/is-window-length-and-overlapping-is-available-is-ppsd-function/891 "2020-06-04T07:54:04Z")

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Is it possible to include window length and overlapping in PPSD function?

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## [FDSN Client query through ssh tunnel](https://discourse.obspy.org/t/fdsn-client-query-through-ssh-tunnel/899)

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**Author:** [@Andrew\_Schaeffer](https://discourse.obspy.org/u/Andrew_Schaeffer)\
**Replies:** 3\
**Last updated:** [June 3, 2020, 3:23pm UTC](https://discourse.obspy.org/t/fdsn-client-query-through-ssh-tunnel/899 "2020-06-03T15:23:28Z")

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Hi All, Somewhat of a strange query. I have access to an FDSNWS running behind a firewall. I have ssh access to an ssh gateway, which can see this server, which is running a normal instance of a seiscomp fdsnws. I’m tr…

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## [What's the physical quantity of waveforms](https://discourse.obspy.org/t/whats-the-physical-quantity-of-waveforms/898)

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**Author:** [@Feng\_Xuping](https://discourse.obspy.org/u/Feng_Xuping)\
**Replies:** 1\
**Last updated:** [May 30, 2020, 5:14pm UTC](https://discourse.obspy.org/t/whats-the-physical-quantity-of-waveforms/898 "2020-05-30T17:14:13Z")

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Hello, I used the Python tools of Library Obspy (obspy.clients.Client) to download seismic waveforms from IRIS but encountered that the SAC header variable "IDEP" is "-12345". So I want to know what's the physica…

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## [Syngine Error on non-Z components](https://discourse.obspy.org/t/syngine-error-on-non-z-components/897)

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**Author:** [@Christoph\_Sens-Schon](https://discourse.obspy.org/u/Christoph_Sens-Schon)\
**Replies:** 1\
**Last updated:** [May 28, 2020, 10:45am UTC](https://discourse.obspy.org/t/syngine-error-on-non-z-components/897 "2020-05-28T10:45:12Z")

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Hi all, Am I doing something wrong here? I can only get ‚Z‘ component synthetics from the syngine client. Christoph In \[1\]: from obspy.clients.syngine import Client …: import sys …: client = Client() …: par = {‘mod…

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## [floating error while executing "Clone an Existing	Dataless SEED File"](https://discourse.obspy.org/t/floating-error-while-executing-clone-an-existing-dataless-seed-file/895)

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**Author:** [@sanjay\_kumar](https://discourse.obspy.org/u/sanjay_kumar)\
**Replies:** 1\
**Last updated:** [May 22, 2020, 9:01am UTC](https://discourse.obspy.org/t/floating-error-while-executing-clone-an-existing-dataless-seed-file/895 "2020-05-22T09:01:33Z")

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Hi Obspy users, Getting following error, Traceback (most recent call last): File “clonedataless.py”, line 38, in blk\[58\]\[i\*mult\].sensitivity\_gain = 400.0 TypeError: list indices must be integers or slices, not floa…

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## [stream.read](https://discourse.obspy.org/t/stream-read/892)

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**Author:** [@Peter\_Schmidt](https://discourse.obspy.org/u/Peter_Schmidt)\
**Replies:** 4\
**Last updated:** [May 22, 2020, 8:59am UTC](https://discourse.obspy.org/t/stream-read/892 "2020-05-22T08:59:00Z")

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Hi Will stream.read() return blocked data as is in file or will the stream.Stream.\_cleanup method (or similar) automatically be invoked? My user case is that I have input files (mseed) that may contain overlapping da…

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## [Getting Error while running spectral	estimation.py](https://discourse.obspy.org/t/getting-error-while-running-spectral-estimation-py/896)

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**Author:** [@Shankho\_Niyogi](https://discourse.obspy.org/u/Shankho_Niyogi)\
**Replies:** 0\
**Last updated:** [May 16, 2020, 8:45pm UTC](https://discourse.obspy.org/t/getting-error-while-running-spectral-estimation-py/896 "2020-05-16T20:45:18Z")

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Hi It is difficult to say this without seeing the metadata file. I don’t see any error in the code except that you are adding the same file twice but that will just flag a warning.

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## [Getting Error while running spectral estimation.py](https://discourse.obspy.org/t/getting-error-while-running-spectral-estimation-py/893)

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**Author:** [@sanjay\_kumar](https://discourse.obspy.org/u/sanjay_kumar)\
**Replies:** 2\
**Last updated:** [May 15, 2020, 6:08am UTC](https://discourse.obspy.org/t/getting-error-while-running-spectral-estimation-py/893 "2020-05-15T06:08:23Z")

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Hi Obspy user, I am getting following error due to dataless.seed file. Please suggest where i am wrong. i am attaching my dataless.seed file and the script which i am using. can we use RESP in place of dataless.seed …

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## [error while runing spectral estimation.py](https://discourse.obspy.org/t/error-while-runing-spectral-estimation-py/894)

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**Author:** [@sanjay\_kumar](https://discourse.obspy.org/u/sanjay_kumar)\
**Replies:** 0\
**Last updated:** [May 13, 2020, 4:52pm UTC](https://discourse.obspy.org/t/error-while-runing-spectral-estimation-py/894 "2020-05-13T16:52:24Z")

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i am running the below python script for PSSD plot. and getting metadata error. please suggest where i am wrong. i am making my dataless.seed file from PCCD software. SCRIPT from obspy import read from obspy.signal i…

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## [Catalog from CMT](https://discourse.obspy.org/t/catalog-from-cmt/888)

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**Author:** [@Blaz\_Vicic](https://discourse.obspy.org/u/Blaz_Vicic)\
**Replies:** 2\
**Last updated:** [May 6, 2020, 8:19am UTC](https://discourse.obspy.org/t/catalog-from-cmt/888 "2020-05-06T08:19:45Z")

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Dear all. I was not able to find the exponent value from the cmt catalog in the event object. is it available somehow or not? From .ndk file description: Fourth line: CMT info (3) \[1-2\] The exponent for all followin…

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## [RoutingClient - strange behaviour/causing memory flood](https://discourse.obspy.org/t/routingclient-strange-behaviour-causing-memory-flood/890)

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**Author:** [@Florian\_Fuchs](https://discourse.obspy.org/u/Florian_Fuchs)\
**Replies:** 0\
**Last updated:** [May 5, 2020, 2:23pm UTC](https://discourse.obspy.org/t/routingclient-strange-behaviour-causing-memory-flood/890 "2020-05-05T14:23:56Z")

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Hi ObsPy developers, I just wanted to draw your attention to this issue here: https://github.com/EIDA/userfeedback/issues/56 It describes some malfunction of the RoutingClient. Even though I suspect that it is an issu…

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## [Error : when use specific name as output file name in	obspy.io.mseed](https://discourse.obspy.org/t/error-when-use-specific-name-as-output-file-name-in-obspy-io-mseed/889)

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**Author:** [@Vivek.G.Babu](https://discourse.obspy.org/u/Vivek.G.Babu)\
**Replies:** 2\
**Last updated:** [May 5, 2020, 8:35am UTC](https://discourse.obspy.org/t/error-when-use-specific-name-as-output-file-name-in-obspy-io-mseed/889 "2020-05-05T08:35:47Z")

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Hi all, When I try to write an MSEED file with the filename as its starting time it gave me the following error, But it is working when i give filename in words \[eg: tr.write(‘test’, format=‘MSEED’) \] error: \>\> st=…

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## [Y axis limits in PPSD plots](https://discourse.obspy.org/t/y-axis-limits-in-ppsd-plots/885)

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**Author:** [@Robert\_Sohn](https://discourse.obspy.org/u/Robert_Sohn)\
**Replies:** 4\
**Last updated:** [April 29, 2020, 11:54am UTC](https://discourse.obspy.org/t/y-axis-limits-in-ppsd-plots/885 "2020-04-29T11:54:45Z")

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How can I change the default y-axis limits in PPSD.plot? Thanks, Rob

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## [The Tutorial Document Has Been Translated To Chinese](https://discourse.obspy.org/t/the-tutorial-document-has-been-translated-to-chinese/881)

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**Author:** [@penghuiw](https://discourse.obspy.org/u/penghuiw)\
**Replies:** 1\
**Last updated:** [April 29, 2020, 11:22am UTC](https://discourse.obspy.org/t/the-tutorial-document-has-been-translated-to-chinese/881 "2020-04-29T11:22:31Z")

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Dear developers and users, I am a Chinese postgraduate student, and I focus on research and development of seismometer and data processing. OBSPY is so useful for seismologists’ coding work, but the documents I have see…

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## [Station noise level for continous seed data](https://discourse.obspy.org/t/station-noise-level-for-continous-seed-data/887)

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**Author:** [@Vivek.G.Babu](https://discourse.obspy.org/u/Vivek.G.Babu)\
**Replies:** 0\
**Last updated:** [April 29, 2020, 8:40am UTC](https://discourse.obspy.org/t/station-noise-level-for-continous-seed-data/887 "2020-04-29T08:40:02Z")

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Hi all, I am new to obspy, I have 24hrs long seed data of a particular station ( along with the .XML,dataless seed and meta data files). I would like to obtain the noise level (using PSD) of the stations by considering…

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