IRS 1B

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10-day predictions
IRS 1B is classified as:

• Earth resources

NORAD ID: 21688
Int'l Code: 1991-061A
Perigee: 891.7 km
Apogee: 928.6 km
Inclination: 99.1 °
Period: 103.1 minutes
Semi major axis: 7281 km
RCS: 4.2636 m² (large)
Launch date: August 29, 1991
Source: India (IND)
Launch site: TYURATAM MISSILE AND SPACE COMPLEX (TTMTR)

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1 21688U 91061A   19175.73923514 -.00000071 +00000-0 -18839-4 0  9992
2 21688 099.1185 119.9072 0025292 114.4124 335.5602 13.97338802312392

Source of the keplerian elements: AFSPC