[OZAPRS] Doppler graph

[Mark Jessop]

Nope, you can run it yourself.
I've updated the script to write the timestamp & frequency data out to
frequency.log, in whatever directory the script is run in.
https://gist.github.com/darksidelemm/2a1fb385f6fc18566f3bcf29b4929053


Now I need to get back to other things.

- QI

On Mon, Nov 20, 2017 at 5:52 PM, <vk4tec at tech-software.net> wrote:

> Mark
>
>
>
> Can you log to a text file for me ?
>
>
>
> Sorry don’t know python
>
>
>
> A
>
>
>
> *From:* OZAPRS [mailto:ozaprs-bounces at aprs.net.au] *On Behalf Of *Mark
> Jessop
> *Sent:* Monday, 20 November 2017 5:07 PM
>
> *To:* Australian APRS Users <ozaprs at aprs.net.au>
> *Subject:* Re: [OZAPRS] Doppler graph
>
>
>
> Gpredict is expecting to talk to a Hamib rigctld daemon, and will likely
> be unhappy if it does not get back the responses it expects.
>
> So, to get frequency data from gpredict, you would need to write something
> which emulates enough of rigctld to satisfy gpredict.
>
>
>
> Here's a python script I just hacked up:
>
> https://gist.github.com/darksidelemm/2a1fb385f6fc18566f3bcf29b4929053
>
>
>
> Gpredict seems happy enough with it. It listens on port 4532 outputs data
> as follows:
>
> Marks-MacBook-Pro:Dev darkside$ python fake_rigctld.py
>
> Connected by ('127.0.0.1', 49304)
>
> 2017-11-20T07:05:10.209830,145888809
>
> 2017-11-20T07:05:10.630798,145888810
>
> 2017-11-20T07:05:11.634510,145888812
>
> 2017-11-20T07:05:12.635496,145888813
>
> ... etc
>
>
>
> 73
>
> Mark VK5QI
>
>
>
> On Mon, Nov 20, 2017 at 5:06 PM, <vk4tec at tech-software.net> wrote:
>
> Downloading gpredict source code to debug
>
>
>
> A
>
>
>
> *From:* OZAPRS [mailto:ozaprs-bounces at aprs.net.au] *On Behalf Of *Scott
> Evans
> *Sent:* Monday, 20 November 2017 4:34 PM
>
>
> *To:* Australian APRS Users <ozaprs at aprs.net.au>
> *Subject:* Re: [OZAPRS] Doppler graph
>
>
>
> Oops didn't clearly READ! 😖
>
>
>
> On Mon., 20 Nov. 2017, 17:29 , <vk4tec at tech-software.net> wrote:
>
> Only getting a few and then it bombs out
>
>
>
> A
>
>
>
>
>
> Back to gpredict
>
> F  145893173
>
> Back to gpredict
>
> F  145893173
>
> Back to gpredict
>
> F  145893174
>
> Back to gpredict
>
> F  145893175
>
> Back to gpredict
>
> q
>
> Back to gpredict
>
>
>
>
>
> *From:* OZAPRS [mailto:ozaprs-bounces at aprs.net.au] *On Behalf Of *Scott
> Evans
> *Sent:* Monday, 20 November 2017 4:22 PM
> *To:* Australian APRS Users <ozaprs at aprs.net.au>
> *Subject:* Re: [OZAPRS] Doppler graph
>
>
>
> Gptedict already has Doppler correction support inbuilt? 🤔
>
>
>
> On Mon., 20 Nov. 2017, 17:04 , <vk4tec at tech-software.net> wrote:
>
> Hi Guys
>
>
>
> I am trying to graph doppler shift for some satellites
>
>
>
> Does anyone have perl or python code that would allow gpredict to connect
> and then I can log the freq and graph it
>
>
>
> Cheers
>
>
>
> Andrew VK4TEC
>
>
>
> http://www.tech-software.net/blog
>
>
>
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