Key statistics
Satellite DUMMY MASS 1 at a glance.
Uptime
10233
Days in orbit
Revolutions
≈ 14.9
Per day
Orbit
LEO
Low Earth Orbit
Inclination
86.3
Latest
Satellite identification and parameters
Extended collection of information and parameters for DUMMY MASS 1.
Object identification
Identified? True
Debris? False
Object name: DUMMY MASS 1
International designator: 1997-048A
Object number (NORAD): 24925
Object ID (CCSDS): 24925
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 96.836 minutes
Inclination: 86.3298 deg
SMA: 6985.306 km
Apoapsis: 611.013 km
Periapsis: 603.328 km
RAAN: 97.5649 deg
Eccentricy: 0.00055012
Argument of periapsis: 196.9494 deg
Mean anomaly: 163.1548 deg
Mean motion: 14.87046855 rev/day
Mean motion (dot): 0.00000619 rev/day2
B* drag term: 0.000065925974 1/REarth
Two-line elements (TLE)
Creation date: Sept. 7, 2025, 3:09 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 6, 2025, 8:12 p.m. UTC
TLE line 0: 0 DUMMY MASS 1
TLE line 1: 1 24925U 97048A 25249.84226115 .00000619 00000-0 65926-4 0 9999
TLE line 2: 2 24925 86.3298 97.5649 0005501 196.9494 163.1548 14.87046855517260
Live tracking on map
Real-time ground track for satellite DUMMY MASS 1.
In-orbit conjunctions
A list of the most updated potential collisions computed for object DUMMY MASS 1.
Associated space launch
The Iridium-MFS payloads were mass models of the Iridium communications satellites. Two were launched to test the new CZ-2C (2) SD launch vehicle and the payload dispenser.
DUMMY MASS 1 was lifted into orbit during the mission ‘Long March 2C/SD | Iridium MFS 1 & 2’, on board a Long March 2C/SD space rocket.
The launch took place on Sept. 1, 1997, 2 p.m. from Launch Complex 7.
For more information about the launch, click the button.
Long March 2C/SD | Iridium MFS 1 & 2
Agency: N/A
Status: Launch Successful
Launch date: Sept. 1, 1997, 2 p.m. UTC
Rocket: Long March 2C/SD
Launch pad: Launch Complex 7
Location: Taiyuan Satellite Launch Center, People's Republic of China
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