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Space Exploration

Questions tagged [ground-station]

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Questions relating to the ground based radio station used for receiving and or sending commands to spacecraft.

60 questions
Newest Active Bountied Unanswered
5 votes
1 answer
501 views

I need to predict ground station visibilities for a LEO CubeSat, but I need to do it for a long period of time, say 1 to 3 months, to see more or less how many pass opportunities I have for the next 1-...
Chiara's user avatar
  • 59
2 votes
2 answers
164 views

@ChrisR's answer to "GMAT: Is there a way to specify an ENU frame centered on a satellite?" is illuminating, but now I'm wondering: Are topocentric (ground station) frames like ENU (East/...
user avatar
1 vote
0 answers
119 views

I'm trying to set up a simple mission scenario where a spacecraft continually points to a ground station during periods of contact. I believe there are three elements to accomplish this: Identify ...
Shawn Lim's user avatar
  • 295
2 votes
1 answer
132 views

How is the position and velocity of a satellite measured from ground? Radar measurements could give us range and range rate which are scalar quantities (if I understand this correctly). But how could ...
G11's user avatar
  • 101
1 vote
0 answers
184 views

My understanding is that elevation mask is a term for purposely limiting sensor observations, usually on the ground, by intentionally blocking sky observations from the horizon to a specific elevation....
prepont's user avatar
  • 21
1 vote
0 answers
216 views

I was wondering how Gpredict calculates the ground tracks, Lat, Long and elevation based on a ground station. If I understand correctly, Gpredict takes the values from a TLE (Two-Line Element) set, ...
ed190's user avatar
  • 103
2 votes
1 answer
239 views

I am working on a project to develop a ground station that communicates with a LEO Satellite in X Band via the DVB-S2 communication standard using off-the-shelf components. It appears that the TBS-...
M.FAKHFAKH's user avatar
  • 21
4 votes
1 answer
1k views

Is it possible to detect the presence of a satellite ground station in my area? Also can I detect the uplink using a simple Software-Defined Radio (SDR)?
Yossi D's user avatar
  • 41
1 vote
1 answer
280 views

I am trying to write a python script for GMAT to detect contacts between a satellite and a ground station. I have declared the contact locator as such: ...
aeroengineer's user avatar
  • 11
6 votes
1 answer
410 views

I have come across the terms "ground station lock" and "ground station unlock". For example here and here. I guess that is about phase locking with the uplinked signal. I ...
filo's user avatar
  • 1,452
3 votes
1 answer
334 views

I need to find the access/contact times for a satellite passing through a random geofence (polygon). Is there a python library or any code to integrate the geofence to the orbit of the satellite to ...
v_space's user avatar
  • 123
2 votes
1 answer
1k views

I'm noobie in space exploration and I want to carry out market research to find out how much it costs to build a terrestrial groundstation to control satellite missions that are in lunar orbit. Two ...
Ganimedes's user avatar
  • 163
3 votes
1 answer
121 views

Update: (following @GregMiller's comment): Lets suppose a spacecraft has performed a boost and not all ground stations received the update, lets suppose the difference between the pre and post ...
patowski1981's user avatar
  • 63
3 votes
1 answer
167 views

Are satellites moved to keep them aligned? Are they at risk of becoming unusable from the small, but measurable changes to Earth's rotation?
Ken Fabian's user avatar
  • 1,141
-1 votes
1 answer
196 views

I found a very nice expedition to Antarctica later in Dec and Jan which I plan to onboard. Meanwhile, I would like to see all available satellite photos of all research stations down there, including ...
Heavens's user avatar
  • 1

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