[Iaude] MPEC Y04: 2018 XX4 [a=1.88,e=0.48,i=1.1,H=25.8]
mpec at mpcdb1.cfa.harvard.edu
mpec at mpcdb1.cfa.harvard.edu
Sat Dec 15 23:29:17 EST 2018
M.P.E.C. 2018-Y04 Issued 2018 Dec. 16, 04:26 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. 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
2018 XX4
Observations:
K18X04X* C2018 12 13.29681 04 30 54.27 +19 34 28.7 20.9 GVEY004G96
K18X04X C2018 12 13.30859 04 31 00.17 +19 34 59.7 21.7 GVEY004G96
K18X04X C2018 12 13.31417 04 31 02.98 +19 35 13.0 20.5 GVEY004G96
K18X04X C2018 12 13.31976 04 31 05.70 +19 35 26.7 20.0 GVEY004G96
K18X04X C2018 12 13.39368 04 31 42.34 +19 38 24.4 20.8 GVEY004I52
K18X04X C2018 12 13.39577 04 31 43.40 +19 38 28.7 20.8 GVEY004I52
K18X04X C2018 12 13.39785 04 31 44.38 +19 38 33.9 21.1 GVEY004I52
K18X04X C2018 12 13.39993 04 31 45.50 +19 38 38.3 21.1 GVEY004I52
K18X04X C2018 12 13.43264 04 32 01.95 +19 39 54.9 VEY004I52
K18X04X C2018 12 13.43931 04 32 05.29 +19 40 08.9 23.1 GVEY004I52
K18X04X C2018 12 13.44264 04 32 07.00 +19 40 17.8 VEY004I52
K18X04X C2018 12 15.21041 04 46 37.07 +20 45 14.3 20.4 GVEY004G96
K18X04X C2018 12 15.21388 04 46 38.51 +20 45 21.1 20.5 GVEY004G96
K18X04X C2018 12 15.21736 04 46 39.94 +20 45 28.2 20.8 GVEY004G96
K18X04X C2018 12 15.21880 04 46 40.55 +20 45 31.1 21.1 GVEY004G96
K18X04X KC2018 12 15.88818604 51 31.62 +21 05 53.1 21.2 GVEY004L01
K18X04X KC2018 12 15.88991104 51 32.29 +21 05 55.7 21.2 GVEY004L01
K18X04X IC2018 12 15.89508204 51 34.34 +21 06 06.0 21.3 GVEY004L01
K18X04X IC2018 12 15.89680704 51 35.00 +21 06 08.8 21.4 GVEY004L01
Observer details:
G96 Mt. Lemmon Survey. Observers A. R. Gibbs, G. J. Leonard. Measurers
B. M. Africano, E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs,
A. D. Grauer, H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard,
R. L. Seaman, F. C. Shelly. 1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer H. Groeller.
Measurers B. M. Africano, E. J. Christensen, G. A. Farneth, D. C. Fuls,
A. R. Gibbs, A. D. Grauer, H. Groeller, R. A. Kowalski, S. M. Larson,
G. J. Leonard, R. L. Seaman, F. C. Shelly. 1.0-m reflector + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
Orbital elements:
2018 XX4 Earth MOID = 0.0114 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 63.99621 (2000.0) P Q
n 0.38204388 Peri. 312.87087 +0.74353421 -0.66843915
a 1.8810221 Node 89.08491 +0.61881405 +0.67725946
e 0.4751514 Incl. 1.06593 +0.25342860 +0.30742272
P 2.58 H 25.8 G 0.15 U 8
Residuals in seconds of arc
181213 G96 1.2- 1.2- 181213 I52 0.5+ 0.2- 181215 G96 0.2+ 0.2-
181213 G96 0.1+ 0.6+ 181213 I52 0.2+ 0.4+ 181215 L01 0.1- 0.1+
181213 G96 0.9+ 0.2+ 181213 I52 0.4- 0.9- 181215 L01 0.2- 0.4-
181213 G96 0.4+ 0.1+ 181213 I52 0.2- 0.3+ 181215 L01 0.1+ 0.5+
181213 I52 0.0 0.5+ 181215 G96 0.0 0.1- 181215 L01 0.1- 0.2+
181213 I52 0.2+ 0.1- 181215 G96 0.1+ 0.3-
181213 I52 0.6- 0.3+ 181215 G96 0.0 0.2-
Ephemeris:
2018 XX4 a,e,i = 1.88, 0.48, 1 q = 0.9873
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 11 16 21 45 48.6 -22 25 17 0.08099 0.9893 87.9 87.4 23.4
...
2018 12 01 01 23 47.2 -00 46 30 0.04671 1.0168 130.0 48.0 21.0
...
2018 12 09 03 44 00.5 +15 26 49 0.06153 1.0431 160.3 18.6 20.8
...
2018 12 15 04 44 58.8 +20 38 42 0.08440 1.0674 169.7 9.5 21.2
2018 12 16 04 52 17.1 +21 09 49 0.08877 1.0718 170.4 8.8 21.3
2018 12 17 04 58 58.3 +21 37 05 0.09326 1.0763 171.0 8.2 21.4
...
2018 12 23 05 29 13.0 +23 25 05 0.1225 1.1050 172.1 7.0 22.0
...
2018 12 31 05 53 22.8 +24 30 59 0.1667 1.1476 169.5 9.0 22.8
...
2019 01 15 06 18 51.0 +25 08 58 0.2663 1.2371 159.9 15.8 24.3
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-Y04
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