USA 170
Launch
Launched on Aug 29, 2003 from Space Launch Complex 37B, United States of America aboard a Delta IV M.
Delta IV M | DSCS III B-6 →Live · TLE epoch 2026-10-23 22:11 UTC
Orbit class
IGSO — Inclined Geosynchronous (BeiDou / QZSS, figure-8 ground track)
Operator
United States Government (classified)
Country
United States
Manufacturer
—
Launched
Aug 29, 2003
Mass
—
Apogee
35,810 km
Perigee
35,782 km
Inclination
10.77°
Period
23.94 h
Altitude history
Apogee and perigee for USA 170 across 148 days of archived orbital elements (150 element sets, one per day).
Trend
Raising
Change
+1.6 km
Rate
+0.01 km/day
Now
35782 × 35810 km
Apogee Perigee
Derived from our own archive of CelesTrak orbital elements, sampled every 3 hours. Short windows show drag and station-keeping; they are not a reentry prediction.
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