C/2023 E1 (ATLAS) _ CK23E010 _ A10TcmV object (Mar. 12.14 UT), MPEC 2023-E59, CBET 5233
C/2023 E1 (ATLAS) / CK23E010 (i=38.3°, q=1.027 AU, Q=38.703 AU, TP=2023 July 1.11 TT) was picked up at 0005 UT on 1 March by ATLAS Sutherland, which observed it at March 1.00-01p4. This detection was confirmed by Bok Tel. (2022 Dec. 25.51-52p4), Pan-STARRS 2 (PS2) (Jan. 22.60-64p3), program code 1 via MLS (Feb. 4.39-40p4), ATLAS Chile (Feb. 26.27-33p4), program code 1 via CSS (March 1.36-37p4 & 5.25-26p3), Forti Obs. (March 4.09p2), Sandlot Obs. (March 4.18-21p4), Purple Mtn. Obs. Yaoan Station (March 4.93p3), ALMO Obs. (March 4.94-98p2), Farra d'Isonzo Obs. (March 4.97-00p3), Visnjan Obs. (March 5.02-04p5 & 10.02-03p5), Sormano2 Obs. (March 5.04-08p3), Schiaparelli Obs. (March 5.06-08p3), program code 17 via Slooh.com Canary Islands Obs. (March 5.08p2), program code 35 via La Palma (March 5.13-19p3), Hirao Obs. (March 5.66p1 & 5.71p1), roving observer (March 6.38p3), A. Ivanov & team via Kuban State Univ. Obs. (March 6.90-92p3), St. Pardon de Conques Obs. (March 7.01-02p3), Marian Urbanik via iTelescope Obs. Siding Spring (March 9.74-75p3), Tacande Obs. (March 10.08p3), Telescope Live (March 10.34-35p2), Southern Utsunomiya Obs. (March 10.60-63p3), Olmen Obs. (March 10.93-94p4), Clixby Obs. (March 10.98p4), Moriyama Obs. (March 11.63-65p3), Schafsweide Obs. (March 11.81-90p6), Soerth Obs. (March 11.82-83p2 & 11.90-91p3), San Marcello Pistoiese Obs. (March 11.86-89p3), Muensterschwarzach Obs. (March 11.88p2), Pascoli Obs. (March 11.96-98p2), and M57 Obs. (March 12.07-10p3).
Orbital elements:
C/2023 E1 (ATLAS)
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5
T 2023 July 1.10664 TT Rudenko
q 1.0265887 (2000.0) P Q
n 0.01157792 Peri. 105.89416 +0.06328926 +0.98427822
a 19.3515455 Node 164.57533 -0.97142816 +0.02288770
e 0.9469506 Incl. 38.31458 +0.22873957 -0.17513578
P 85.1
From 115 observations 2022 Dec. 25-2023 Mar. 12, mean residual 0".5.
Ephemeris:
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2023 02 10 12 44 14.9 +02 47 41 1.5483 2.3202 131.2 18.7 20.1
...
2023 02 25 12 49 39.9 +08 07 06 1.2580 2.1485 145.6 15.1 19.3
...
2023 03 05 12 50 37.2 +12 06 08 1.1265 2.0564 152.2 13.0 18.9
...
2023 03 11 12 50 18.9 +15 40 12 1.0404 1.9873 155.5 12.0 18.6
2023 03 12 12 50 10.3 +16 18 48 1.0272 1.9758 155.8 11.9 18.5
2023 03 13 12 50 00.2 +16 58 13 1.0143 1.9642 156.0 11.9 18.5
...
2023 03 19 12 48 24.7 +21 11 06 0.9441 1.8952 155.5 12.6 18.2
...
2023 03 27 12 44 44.6 +27 25 04 0.8701 1.8033 149.8 16.2 17.8
...
2023 04 11 12 33 44.1 +39 51 44 0.7894 1.6332 131.1 27.5 17.1
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