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Not sure of the cause at present but some LOOK Project targets are getting the wrong elements. Running a check of NEOx predicted positions to that of JPL HORIZONS for `2020-09-14 19:30:00` on 2020-09-…
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Hello Brandon,
I hope you are doing well. I don't know the following question should be here or somewhere else, but I really appreciate your help.
Whenever I try to calculate the **Apparent Geocen…
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This comes out of the discussion in #4254, as well as some offline discussion about [astroplan](https://github.com/astropy/astroplan) development.
If you execute the gist at https://gist.github.com/…
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Hi Hanno,
I've been using REBOUND for almost a year now and this issue has never come up until the last few days. From a list of bodies (i.e. planets and some massive small bodies), I use the Sim…
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HI, I am trying to use your usefull API in order to convert the content of sentences
"On 1592 January 23 at 10h 15m in the evening, Mars was at 11° 34’ 30” Aries with latitude 0° 2’ south ."
I …
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Copying @mkbrewer's https://github.com/astropy/astropy/issues/10230#issuecomment-629491534:
>It is unfortunate that you only implement geocentric position for your CIRS frame. You use apci() and ap…
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Hello! This isn't really an issue, just a request for guidance, my apologies if this should be posted elsewhere. I would like to learn how to create a skyfield 'body' from spacecraft ephemeris (time …
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https://github.com/dragozzine/multimoon/blob/3acf688c425ce8e285612b3a36f1399f824843d1/src/mm_make_geo_pos.py#L7
In this function, I get an error about the query being too long. I don't know if this…
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In `sunpy.coordinates.sun`, `true_rightascension()` and `true_declination()` when asking for J2000.0 epoch (i.e., `equinox_of_date=False` is supplied) may need to include the correction for frame bias…
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Good morning, Brandon
As the *```epoch=date```* argument already implemented for spherical **equatorial** and **ecliptical** coordinates of an object, how can we have the **rectangular (cartesian)*…