C/2013 C2 ( Tenagra )

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Updated on December 22, 2025

Profile Discovery Date February 14, 2013 Magnitude 19.0 mag Discoverer P. R. Holvorcem, M. Schwartz (Tenagra Observatory) Pictures

Orbital Elements Perturbed ephemeris below is based on elements from MPEC 2025-UQ3. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2457280.50000 2457264.8016926 308.79122 247.52484 21.33909 e q a Epoch (TT) 0.4314451 9.1309429 16.05991 2015/09/15.00

Magnitudes Graph m1 = -1.0 + 5 log d + 15.0 log r [ ,3684] ( - 2025 Sept.30) m1 = -105.5 + 5 log d + 100 log r [3684, ] (2025 Sept.30 - )

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