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CSS (TIANHE) (NORAD 48274)

CSS (TIANHE) is a space stations satellite (NORAD 48274) in a LEO orbit 382 by 387 km above the Earth, circling the planet every 92.2 minutes. Right now it is over latitude -28.9°, longitude 98.2° at an altitude of 389 km.

Live position and ground track (past 45 min, next 100 min)

Where is CSS (TIANHE) now?

Latitude: -28.888°
Longitude: 98.184°
Altitude: 389 km
Speed: 7.679 km/s
Footprint radius: 2173 km

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Frequencies and modes

Link	Uplink	Downlink	Mode
S TLM 1	—	2232.22 MHz	FM
S TLM 2	—	2250.72 MHz	FM
2208.722	—	2208.722 MHz	FM
1A V/V crew voice NFM	145.85 MHz	145.985 MHz	FMN
1B U/U crew voice NFM	435.05 MHz	436.51 MHz	FMN
2A V/U FM repeater NFM	145.875 MHz	436.51 MHz	FMN
2B U/V FM repeater NFM	435.075 MHz	145.985 MHz	FMN
3A V/V digipeater AFSK-FM 1200	145.825 MHz	145.825 MHz	AFSK
3B U/U digipeater AFSK-FM 1200	437.55 MHz	437.55 MHz	AFSK
4A V/V imaging SSTV-FM	145.85 MHz	145.985 MHz	SSTV
4B U/U imaging SSTV-FM	435.05 MHz	436.51 MHz	SSTV
S-band telemetry	—	2224.075 MHz	FM

Frequencies are the nominal values from the SatNOGS database and can change. While the satellite is above your horizon the table shows the Doppler-corrected frequencies. For how to use them, read working amateur radio satellites.

Orbit and identity

48274NORAD catalog number

2021-035AInternational designator

Space stationsCategory

LEOOrbit class

92.23 minOrbital period

382 × 387 kmPerigee × apogee altitude

41.47°Inclination

0.000372Eccentricity

15.6123Revolutions per day

2021Launch year

In orbitStatus (SatNOGS)

NoneOperator

Orbital elements epoch: 2026-10-29T19:56:09 UTC (24 hours ago). Positions drift from reality as the elements age; fresh elements are fetched automatically.

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Positions are computed from public orbital elements (CelesTrak / US Space Force 18th SDS) with the SGP4 model and are accurate to a few kilometres; amateur radio data from the SatNOGS DB (CC BY-SA). Not for navigation or safety-critical use. Method and limits · Radio coverage map · Live HF propagation data