Key statistics
Satellite N-2 R/B at a glance.
Uptime
14078
Days in orbit
Revolutions
≈ 14.5
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
97.4
Latest
Satellite identification and parameters
Extended collection of information and parameters for N-2 R/B.
Object identification
Identified? True
Debris? False
Object name: N-2 R/B
International designator: 1987-018B
Object number (NORAD): 17528
Object ID (CCSDS): 17528
Country: JAPAN (JPN)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 99.029 minutes
Inclination: 97.4101 deg
SMA: 7090.369 km
Apoapsis: 814.145 km
Periapsis: 610.323 km
RAAN: 268.9151 deg
Eccentricy: 0.01437316
Argument of periapsis: 241.7666 deg
Mean anomaly: 116.896 deg
Mean motion: 14.54117368 rev/day
Mean motion (dot): 0.00000849 rev/day2
B* drag term: 0.00018452023 1/REarth
Two-line elements (TLE)
Creation date: Sept. 4, 2025, 10:13 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 4, 2025, 12:59 a.m. UTC
TLE line 0: 0 N-2 R/B
TLE line 1: 1 17528U 87018B 25247.04099072 .00000849 00000-0 18452-3 0 9992
TLE line 2: 2 17528 97.4101 268.9151 0143732 241.7666 116.8960 14.54117368 14591
Live tracking on map
Real-time ground track for satellite N-2 R/B.
Associated space launch
Japanese Earth observation satellite
N-2 R/B was lifted into orbit during the mission ‘N-2 | Momo 1a’, on board a N-2 space rocket.
The launch took place on Feb. 19, 1987, 1:23 a.m. from Osaki Launch Complex.
For more information about the launch, click the button.
N-2 | Momo 1a
Agency: N/A
Status: Launch Successful
Launch date: Feb. 19, 1987, 1:23 a.m. UTC
Rocket: N-2
Launch pad: Osaki Launch Complex
Location: Tanegashima Space Center, Japan
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