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**Describe the solution you'd like**
Given the RA&Decl and time of the observation, calculate the angular distance to the sun (particularly if the observation is during the day).
**Additional cont…
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I haven't yet seen the book define the maximum date the lisp routines support. However, based on the function call result in the example below, the maximum Gregorian year should be 2938 or less (at l…
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Hello,
I have generated the gpssim.bin file like
./gps-sdr-sim -b 8 -e brdc3540.14n -l 30.286502,120.032669,100 -s 4000000
but when this file is given to the gnss sdr software it doesnot show the …
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### Description
There is a data discrepancy in the month structure for the year 2057.
### Reproduction Steps
Calculation of the days in lunar months 8 and 9 of the lunisolar year beginning Gr…
elyoh updated
3 weeks ago
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I noticed in the file ```TODO.rst``` adding the functionality for lunar/solar eclipses.
I am not sure if you intend to calculate this information or rather draw from a table. For what it's worth, …
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Jacobjhansen,
This is Seth Schmidt. I am a senior EE student at the University of Alabama in Huntsville, and our senior project is similar to yours. If we were to create a project similar to yours,…
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Hi I love this project, because I have several days looking for ways to implement the ephemerides, and finding you've done in node.js, it is something fabulous. I am very interested in using all the b…
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Hi, I try to run the code from the skyfield documentation (Observing a Moon location) but with the tf, tpc and bpc files for the DE440.
The code with the files for DE421 as it is in the documentation…
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When computing comets (and minor planets) with Skyfield, the time to do so is astronomically (pardon the pun) greater than that for PyEphem. I understand PyEphem uses a C backend and so will always b…
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Hello,
after a few tests with RTKNAVI and a RTCM 3 stream for the base station,
I believe that antenna height is not taken into account properly and that it is (as a result of the process) added t…