CSS (TIANHE-1), 48274
Orbit data source: Space-Track
The Chinese Space Station (CSS), known as Tiangong or "Heavenly Palace," is China's independently developed space station that represents a significant step in China’s space exploration capabilities. Launched in phases starting with the Tianhe module in 2021, the station operates in low Earth orbit (LEO). It aims to support a variety of scientific experiments in fields such as space medicine, astronomy, and technology development.
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48274 intel report (Beta)
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CSS (TIANHE-1) radio frequencies
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Edit Public Description
Identifier
Orbit
Last TLE update
6 hours ago
Origin
Manufacturer
CAST
Mission
Operational Civil Spaceship
Bus & Motor
TIANHE, Unknown motor
Mass
22,500 kg wet, ~20,838 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Step Cyl + 2 Pan, 30 m
Radar Cross Section
85.800 m², Large (>1 m²)
Expand to show TLE details & history
TLE from 6 hours ago
0 CSS (TIANHE-1)
1 48274U 21035A 25167.55246618 .00023445 00000-0 29708-3 0 9991
2 48274 41.4647 24.5132 0003766 111.0574 249.0667 15.58908579236058Epoch: 2025-06-16T13:15Z
TLE epoch observation values (Epoch: 2025-06-16T13:15:33.077Z)
Latitude
-0.00004°
Longitude
-79.43624°
Altitude
391.325 km
Speed
7.677 km/s
True Right ascension
01h 38m 03s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
36.40789°
Longitude
-24.96832°
Altitude
390.671 km
Speed
7.682 km/s
Apparent Right ascension
01h 10m 18s
Apparent Declination
-2° 41' 48"
Sunlit
Visualization observer readout
Local Sidereal Time
06:21:34
Azimuth
260.047° W
Elevation
7.556°
Doppler factor
1
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Other satellites on launch #35 in the year 2021 (2021-04-29 UTC)
CSS (TIANHE-1) Visibility forecast
Observer location: undefined°, undefined°
Span | Click to sort rows by Start time (UTC) header in descending order | Start Az. | Max El. time (UTC) | Max El. Az. | Max El. | End time (UTC) | End Az. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2025-06-16 19:41:45.233Z | 260.506° W | 2025-06-16 19:44:45.233Z | 63.243° ENE | 42.13° | 2025-06-16 19:46:45.233Z | 76.357° E |
| 4 mins | 2025-06-16 21:19:45.233Z | 287.193° WNW | 2025-06-16 21:21:45.233Z | 46.265° ENE | 41.401° | 2025-06-16 21:23:45.233Z | 87.363° E |
| 4 mins | 2025-06-16 22:56:45.233Z | 265.479° W | 2025-06-16 22:58:45.233Z | 178.41° S | 34.592° | 2025-06-16 23:00:45.233Z | 131.506° SE |
| 5 mins | 2025-06-17 18:44:45.233Z | 245.494° WSW | 2025-06-17 18:46:45.233Z | 140.922° SSE | 43.653° | 2025-06-17 18:49:45.233Z | 78.558° E |
Event ID | Pc | Md | Secondary | Secondary name | Country | Click to unsort rows by TCA header |
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