MPEC 2022-Q126 :
Zitat:
COMET C/2018 S2 (TESS)
K. Ly reports cometary activity of a PCCP candidate object first observed
on Sept. 23, 2018 (UT) by TESS (C57) while searching for archival precoveries.
He notes a condensed 5" coma and a broad 10" tail at position angle 260 deg and
reports prediscovery positions from 2017 and 2019.
Orbital elements:
C/2018 S2 (TESS)
Epoch 2022 Aug. 9.0 TT = JDT 2459800.5
T 2018 Nov. 6.53419 TT Rudenko
q 5.4725312 (2000.0) P Q
n 0.01812155 Peri. 290.77885 +0.43615470 -0.07428128
a 14.3550857 Node 85.10780 +0.62717010 +0.73975999
e 0.6187740 Incl. 64.16854 -0.64531136 +0.66875814
P 54.4
From 803 observations 2017 Aug. 2-2019 Mar. 10, mean residual 0".2.
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