Questions tagged [ground-station]
Questions relating to the ground based radio station used for receiving and or sending commands to spacecraft.
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Satellite Navigation: Measuring Velocity & Position
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 ...
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Definition of "elevation mask" when it comes to sensors and ground stations?
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....
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How does the Gpredict software algorithm track satellites?
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, ...
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Ground station : DVB-S2 TBS-6903 Receiver to communicate with a LEO Satellite
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-...
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Can we detect satellite ground station locations?
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)?
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How to get contact locator events in GMAT using Python
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:
...
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What is "ground station lock" and why does it enable faster communication?
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 ...
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Geofence - satellite contact time
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 ...
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How much does it cost to build terrestrial ground station capable of controlling satellites orbiting the moon?
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 ...
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TLE along track error to miss a contact opportunity in UHF
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 ...
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The Earth's rotation does change by small amounts; what is done to keep geostationary satellites aligned with ground stations? [duplicate]
Are satellites moved to keep them aligned? Are they at risk of becoming unusable from the small, but measurable changes to Earth's rotation?
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Seeing the satellite images of the Antarctica and its research stations [closed]
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 ...
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Are the TLE of a satellite computed with the ECI or ECEF?
I want to compute the distance of a certain satellite, given the TLE, to a ground station in the earth. I have the latitude, longitude and altitude of the ground station. But I don't know if the TLEs ...
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Can we watch the object move towards the Moon and hit it this week at home? Will there be live telescope feeds?
I'm not even going to name the object because there's been some variability and excitement in its identification (DSCOVR 2nd stage, no not DSCOVR, it's Chinese, no not that Chinse rocket body, this ...
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What kind of signals and encodings were used to send tilt/pan commands to TV cameras on the Moon (up through Apollo)?
This answer to Has anyone in space beyond LEO seen or has anything photographed a non-pointer laser from Earth? shows a frame from video shot by Surveyor 7 on the Moon, looking at Earth, and ...