CUPID

NORAD 49264· COSPAR 2021-088E· Active satellite· Other / Unclassified· SSO

Launch

Launched on Sep 27, 2021 from Space Launch Complex 3E, United States of America aboard a Atlas V 401.

Atlas V 401 | Landsat 9 →

Live · TLE epoch 2026-10-23 17:07 UTC

Orbit class

SSO — Sun-Synchronous (LEO at 96–102° inclination)

Operator

United States Government

Country

United States

Manufacturer

—

Launched

Sep 27, 2021

Mass

—

Apogee

495 km

Perigee

480 km

Inclination

97.37°

Period

1.57 h

Altitude history

Apogee and perigee for CUPID across 59 days of archived orbital elements (60 element sets, one per day).

Trend

Decaying

Change

-2.2 km

Rate

-0.04 km/day

Now

480 × 495 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

3 other catalogued objects still in orbit from launch 2021-088 (Atlas V 401 | Landsat 9).

LANDSAT 9 · 49260
CS1 · 49261
CS2 · 49262

Sources & further reading

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