Space Exploration
Rafa's user avatar
Rafa's user avatar
Rafa's user avatar
Rafa
  • Member for 2 years
  • Last seen this week
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8
answers
15
questions
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7
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3
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13
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5
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4
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17
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5
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4
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17
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4
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17
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9
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Top posts
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All Questions Answers
Score Newest
question
18
How can we determine the most appropriate central body for orbit propagation?
Feb 17, 2022
question
12
Why are uncertainties of orbital state vectors provided as covariance matrixes?
Jan 11, 2022
question
9
Are there any sources with high-confidence state vectors for GRAIL-A?
Mar 6
question
8
How is the Celestial Ephemeris Pole (CEP) exactly defined?
Sep 29, 2021
question
7
For any state vector of a satellite at an arbitrary time T1, is there another state vector at a given time T2 that will result in the same orbit?
Oct 18, 2021
question
7
Conversion of velocity vectors between ICRF frames with different central objects
Mar 1, 2022
question
7
Calculating accurately area on the surface of Earth visible from a point in space
Dec 21, 2021
answer
4
In a 3D space defined by semimajor axis, eccentricity and inclination, what would be the shape of the space where SDP4 works better than SGP4?
Dec 2, 2021
answer
4
Will we all be in voluntary ketosis on Mars?
Dec 23, 2021
answer
4
Fjeldbo, Kliore, & Eshleman 1971 Fig. 22 planetary atmosphere index of refraction increasing with altitude; physics insight or convenient abstraction?
Jan 29, 2022
Top network posts
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6
How to make a Python function return the Moon's gravitational force (acceleration) to calculate orbits?
5
Discrepancy in Horizons planet ephemerides for equivalent times in TT and UTC in dates during 1969

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