IRIDIUM 161
NORAD 43478· COSPAR 2018-047C· OneWeb / Iridium· LEO
Launch
Launched on May 22, 2018 from Space Launch Complex 4E, United States of America aboard a Falcon 9 Block 4.
Falcon 9 Block 4 | Iridium-6 & GRACE-FO →
Live · TLE epoch 2026-09-08 12:06 UTC
Orbit class
LEO — Low Earth Orbit (circular, < 2,000 km)
Operator
Iridium Communications
Country
United States
Manufacturer
Thales Alenia Space
Launched
May 22, 2018
Mass
—
Apogee
753 km
Perigee
750 km
Inclination
86.44°
Period
1.66 h
Part of the Iridium NEXT constellation · this satellite is one of 192
Second-generation Iridium constellation; 66 active sats provide global comms.
Altitude history
Apogee and perigee for IRIDIUM 161 across 103 days of archived orbital elements (105 element sets, one per day).
Trend
Stable
Change
-0.0 km
Rate
-0.00 km/day
Now
750 × 753 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.
Launched with
6 other catalogued objects still in orbit from launch 2018-047 (Falcon 9 Block 4 | Iridium-6 & GRACE-FO).
- GRACE-FO 1 · 43476
- GRACE-FO 2 · 43477
- IRIDIUM 152 · 43479
- IRIDIUM 147 · 43480
- IRIDIUM 110 · 43481
- IRIDIUM 162 · 43482
Sources & further reading
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