[Iaude] MPEC Y33: 2023 XC18 [a=1.15,e=0.22,i=17.2,H=21.5]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Sun Dec 17 18:49:05 EST 2023
M.P.E.C. 2023-Y33 Issued 2023 December 17, 23:47 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets, routine data on comets and natural satellites,
and occasional editorial announcements. They are published
on behalf of Division F of the International Astronomical Union by the
Minor Planet Center, Smithsonian Astrophysical Observatory,
Cambridge, MA 02138, U.S.A.
Prepared using the Tamkin Foundation Computer Network
MPC at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2023 XC18
Observations:
K23X18C 1C2023 12 11.39616 09 28 04.10 +50 40 28.8 22.3 GVEY033G96
K23X18C 1C2023 12 11.40136 09 28 04.92 +50 40 42.2 VEY033G96
K23X18C 1C2023 12 11.40657 09 28 05.79 +50 40 54.5 21.0 GVEY033G96
K23X18C* C2023 12 15.59950309 39 52.174+53 39 59.81 21.48wXEY033F52
K23X18C C2023 12 15.62791309 39 56.713+53 41 14.29 21.75wXEY033F52
K23X18C C2023 12 15.64218309 39 58.985+53 41 51.54 21.80wXEY033F52
K23X18C KC2023 12 16.25605509 41 47.833+54 08 35.62 21.6 GVEY033H01
K23X18C KC2023 12 16.26100809 41 48.707+54 08 49.05 21.9 GVEY033H01
K23X18C KC2023 12 16.26864609 41 50.012+54 09 09.95 21.7 GVEY033H01
K23X18C KC2023 12 16.27307209 41 50.774+54 09 22.05 21.4 GVEY033H01
K23X18C KC2023 12 17.14236 09 44 21.25 +54 47 55.8 21.4 GVEY033204
K23X18C KC2023 12 17.16601 09 44 25.20 +54 48 59.1 VEY033204
K23X18C KC2023 12 17.18966 09 44 29.14 +54 50 01.9 VEY033204
Observer details:
204 Schiaparelli Observatory. Observers L. Buzzi, G. Galli. 0.84-m f/3.5
reflector + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Herman, T. Lowe, P. Minguez, A.
Schultz, I. Smith. Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
Weryk. 1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observer D. Rankin. Measurers B. Gray, D. Rankin, F.
C. Shelly. 1.5-m reflector + 10K CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 Ritchey-Chretien + CCD.
Orbital elements:
2023 XC18 Earth MOID = 0.1093 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 MPC
M 174.44737 (2000.0) P Q
n 0.79737462 Peri. 175.61117 -0.67766570 +0.69817689
a 1.1517577 Node 51.51931 -0.68334977 -0.48187654
e 0.2172564 Incl. 17.15571 -0.27166579 -0.52947524
P 1.24 H 21.51 G 0.15 U 8
Residuals in seconds of arc
231211 G96 0.3- 0.2+ 231215 F52 0.0 0.1- 231217 204 0.2- 0.3-
231211 G96 0.2- 0.4+ 231216 H01 0.2- 0.0 231217 204 0.0 0.0
231211 G96 0.4+ 0.5- 231216 H01 0.0 0.0 231217 204 0.1+ 0.0
231215 F52 0.0 0.1- 231216 H01 0.0 0.0
231215 F52 0.1+ 0.1- 231216 H01 0.1+ 0.1+
Ephemeris:
2023 XC18 a,e,i = 1.15, 0.22, 17 q = 0.9015
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 11 17 08 26 21.4 +36 57 05 0.6074 1.3475 113.0 42.5 22.7
...
2023 12 02 09 03 13.2 +44 37 39 0.5061 1.3164 120.4 40.3 22.2
...
2023 12 10 09 24 14.4 +49 42 58 0.4615 1.2971 123.3 39.4 22.0
...
2023 12 16 09 41 01.3 +53 57 21 0.4332 1.2815 124.7 39.1 21.8
2023 12 17 09 43 56.0 +54 41 31 0.4290 1.2789 124.9 39.1 21.8
2023 12 18 09 46 53.1 +55 26 08 0.4248 1.2761 125.0 39.2 21.7
...
2023 12 24 10 05 36.6 +60 00 55 0.4028 1.2593 125.2 39.7 21.6
...
2024 01 01 10 34 31.0 +66 15 07 0.3804 1.2356 123.7 41.5 21.5
...
2024 01 16 11 55 40.2 +76 59 19 0.3563 1.1874 116.7 47.7 21.4
A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-Y33
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