C/2018 S3 (TESS) _ CK18S030 _ LTKzzDH object ..

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C/2018 S3 (TESS) _ CK18S030 _ LTKzzDH object, MPEC 2023-D54, CBET 5229

C2018 S3 (TESS) _ CK18S030 _ LTKzzDH object (Feb. 24.14 UT) _ MPEC 2023-D54, CBET 5227 _ 2023 mag _ 26 02 2023 _ 1.gif

C2018 S3 (TESS) _ CK18S030 _ LTKzzDH object Feb. 24.14 UT) _ MPEC 2023-D54, CBET 5227 _ 09 00 UTС + 3 мск _ 24 02 2023 _ 1.gif

C2018 S3 (TESS) _ CK18S030 _ LTKzzDH object Feb. 24.14 UT) _ MPEC 2023-D54, CBET 5227 _ Hyperbolic Comet (JPL) _ 24 02 2023 _ 2.png

C2018 S3 (TESS) _ CK18S030 _ LTKzzDH object Feb. 24.14 UT) _ MPEC 2023-D54, CBET 5227 _ Hyperbolic Comet (JPL) _ 24 02 2023 _ 1.png

C/2018 S3 (TESS) / CK18S030 (e=1.002, i=78.3°, q=8.012 AU, TP=2016 June 29.24 TT) was picked up at 0914 UT on 22 Sept. 2018 by TESS, which observed it at 2018 Sept. 22.39p1, 2018 Sept. 22.49p1, 2018 Sept. 22.95-97p2, 2018 Sept. 23.28p1, 2018 Sept. 23.32p1, 2018 Sept. 23.47-49p2, 2018 Sept. 24.05p1, 2018 Sept. 24.47p1, 2018 Sept. 24.68p1, 2018 Sept. 25.47p1, 2018 Sept. 27.70p1, 2018 Sept. 28.03p1, 2018 Sept. 28.30p1, 2018 Sept. 28.91p1, 2018 Sept. 30.01p1, 2018 Sept. 30.18-20p2, 2018 Sept. 30.82p1, and 2018 Oct. 1.05p1. This detection was confirmed by Sam Deen via DECam (2014 Feb. 15.25-26p2, 2016 Feb. 14.33p2, 2016 Feb. 15.23p2, 2016 Feb. 29.11p2, 2017 Oct. 3.32p1, 2017 Dec. 11.19p1, 2018 Jan. 5.13p2, 2018 Sept. 9.31p1, 2018 Oct. 22.20p1, 2018 Nov. 17.07p1, 2018 Nov. 17.19p1 & 2018 Dec. 1.21p1).

Orbital elements:
C/2018 S3 (TESS)
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5
T 2016 June 29.24464 TT Rudenko
q 8.0120619 (2000.0) P Q
z -0.0003067 Peri. 263.94858 -0.01012492 +0.90997791
+/-0.0000025 Node 25.04513 +0.17874175 +0.40952469
e 1.0024572 Incl. 78.29780 -0.98384393 +0.06503644
From 38 observations 2014 Feb. 15-2018 Dec. 1, mean residual 0".7.

Ephemeris:
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2023 01 25 01 24 42.3 +01 11 50 15.8866 15.6728 75.7 3.5 24.0
...
2023 02 09 01 25 42.0 +01 39 28 16.1917 15.7374 61.0 3.1 24.0
...
2023 02 17 01 26 32.8 +01 55 28 16.3425 15.7718 53.3 2.9 24.0
...
2023 02 23 01 27 18.6 +02 07 54 16.4485 15.7976 47.5 2.6 24.1
2023 02 24 01 27 26.8 +02 10 00 16.4655 15.8019 46.6 2.6 24.1
2023 02 25 01 27 35.2 +02 12 07 16.4824 15.8062 45.6 2.6 24.1
...
2023 03 03 01 28 28.7 +02 24 56 16.5789 15.8321 40.0 2.3 24.1
...
2023 03 11 01 29 47.6 +02 42 20 16.6953 15.8665 32.5 1.9 24.1
...
2023 03 26 01 32 33.9 +03 15 22 16.8719 15.9311 18.8 1.2 24.2


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