FENGYUN 1C DEB, 40690

Orbit data source: Space-Track

FENGYUN 1C DEB, 40690 is space debris in SSO originally from a launch on Mon, 10 May 1999 UTC launched from the Taiyaun Space Center, China (TSC). Fengyun 1C debris stems from the Chinese weather satellite Fengyun-1C, which was intentionally destroyed by a Chinese anti-satellite missile in 2007. This event dramatically increased the amount of space debris, with thousands of trackable fragments posing hazards to satellites and human spaceflight. The Fengyun 1C debris cloud has become a focal point in discussions about space sustainability and the need for international regulations to prevent the creation of new debris.

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Identifier
40690, 1999-025EWW
Orbit
SSO
Last TLE update
3 days ago
Origin
Manufacturer
Unknown
Mission
Spacecraft
Bus & Motor
Unknown
Mass
Unknown
Launch date (UTC)
1999-05-10 (26 years ago)
Launch vehicle
Unknown
Launch site
Taiyaun Space Center, China (TSC)
Object type
Payload
Rocket body
Debris
Shape & HBR
Unknown
Radar Cross Section
Small (<0.1 m²)

Expand to show TLE details & history

TLE from 3 days ago
0 FENGYUN 1C DEB
1 40690U 99025EWW 25186.27203825  .00000220  00000-0  18977-3 0  9994
2 40690  99.4393 217.4788 0092649 220.5723 138.8508 13.95481324591374
Epoch: 2025-07-05T06:31Z
TLE epoch observation values (Epoch: 2025-07-05T06:31:44.104Z)
Latitude
0.00003°
Longitude
-163.96744°
Altitude
963.461 km
Speed
7.344 km/s
True Right ascension
14h 29m 54s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
57.46374°
Longitude
34.1647°
Altitude
919.6 km
Speed
7.397 km/s
Apparent Right ascension
05h 49m 08s
Apparent Declination
14° 48' 06"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
19:28:53
Azimuth
28.253° NE
Elevation
-30.563°
Doppler factor
1
Orbital elements
Apogee altitude
974.205 km
Perigee altitude
839.218 km
Semi-major axis
7,284.849 km
Eccentricity
0.00926
Inclination
99.4393°
RAAN
217.4788°
Arg. of periapsis
220.5723°
True anomaly
Unknown
Mean anomaly
138.8508°
Eccentric anomaly
Unknown
Mean motion
3.4907 °/min
Orbital period
103.13 mins
BSTAR
0.00018977
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FENGYUN 1C DEB 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.
9 mins2025-07-08 14:17:20.271Z34.899° NE2025-07-08 14:22:20.271Z105.802° ESE29.961°2025-07-08 14:26:20.271Z159.374° S
8 mins2025-07-08 16:00:20.271Z344.322° N2025-07-08 16:03:20.271Z301.737° NW27.436°2025-07-08 16:08:20.271Z235.473° WSW
10 mins2025-07-09 01:51:20.271Z156.188° SSE2025-07-09 01:55:20.271Z113.282° SE43.77°2025-07-09 02:01:20.271Z349.017° N
5 mins2025-07-09 03:36:20.271Z249.615° W2025-07-09 03:38:20.271Z271.686° WNW15.018°2025-07-09 03:41:20.271Z302.239° NW
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