C/2021 S1 ( ATLAS )

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Updated on March 27, 2023

Profile Discovery Date September 27, 2021 Magnitude 17.8 mag Discoverer Asteroid Terrestrial-Impact Last Alert System (ATLAS) search program Pictures

Orbital Elements Perturbed ephemeris below is based on elements from MPEC 2022-YB4. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2459640.50000 2459639.4584222 148.19004 299.87324 52.08947 e q a Epoch (TT) 1.0009001 6.1192178 2022/03/02.00

Magnitudes Graph m1 = 6.5 + 5 log d + 10.0 log r

The orbital elements are calculated using the Minor Planet & Comet Ephemeris Service. The magnitudes graphs are made with Comet for Windows.