MPEC 2015-X181: 2015 XA378
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M.P.E.C. 2015-X181 Issued 2015 Dec. 15, 16:05 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2015 XA378
Observations:
K15Xb8A* C2015 12 13.42516 03 49 24.324+20 23 48.01 21.0 wLEX181F51
K15Xb8A C2015 12 13.43929 03 49 12.295+20 23 16.78 21.0 wLEX181F51
K15Xb8A C2015 12 13.45361 03 49 00.143+20 22 44.63 20.8 wLEX181F51
K15Xb8A C2015 12 13.46777 03 48 48.073+20 22 12.09 21.1 wLEX181F51
K15Xb8A C2015 12 14.17163 03 38 30.43 +19 52 58.6 21.2 RoEX181926
K15Xb8A C2015 12 14.17550 03 38 26.43 +19 52 47.6 21.0 RoEX181926
K15Xb8A C2015 12 14.17937 03 38 22.49 +19 52 37.4 21.1 RoEX181926
K15Xb8A _C2015 12 14.46490903 33 21.828+19 38 38.10 20.3 RtEX181568
K15Xb8A C2015 12 15.25870 03 17 33.83 +18 47 49.4 20.3 RoEX181926
K15Xb8A C2015 12 15.26572 03 17 23.88 +18 47 16.9 20.2 RoEX181926
Observer details:
568 Mauna Kea. Observers R. J. Wainscoat, P. Forshay. Measurers M. Micheli,
R. J. Wainscoat. 3.6-m Canada-France-Hawaii Telescope + CCD.
926 Tenagra II Observatory. Observers M. Schwartz, P. R. Holvorcem. Measurer
M. Schwartz. 0.81-m f/7 Ritchey-Chretien + CCD.
F51 Pan-STARRS 1, Haleakala. Observers B. Gibson, T. Goggia, N. Primak,
A. Schultz, M. Willman. Measurers K. Chambers, S. Chastel, L. Denneau,
H. Flewelling, M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters,
R. Weryk. 1.8-m Ritchey-Chretien + CCD.
Orbital elements:
2015 XA378 Earth MOID = 0.0002 AU
Epoch 2016 Jan. 13.0 TT = JDT 2457400.5 MPC
M 351.46271 (2000.0) P Q
n 0.39409201 Peri. 92.12804 -0.97285523 -0.23138304
a 1.8424864 Node 74.49346 +0.21071221 -0.89252555
e 0.6422024 Incl. 0.22708 +0.09567163 -0.38711759
P 2.50 H 25.7 G 0.15 U 6
Residuals in seconds of arc
151213 F51 0.6- 0.2- 151214 926 0.4- 0.0 151215 926 0.2- 0.1-
151213 F51 0.6- 0.1- 151214 926 0.6- 0.4- 151215 926 0.5- 0.1-
151213 F51 0.0 0.1+ 151214 926 0.1+ 0.1+
151213 F51 0.1+ 0.1- 151214 568 0.3- 0.1-
Ephemeris:
2015 XA378 a,e,i = 1.84, 0.64, 0 q = 0.6592
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2015 11 15 05 02 42.0 +22 34 25 0.3821 1.3459 155.3 17.9 25.2
...
2015 11 30 04 52 45.7 +22 24 32 0.2061 1.1910 172.7 6.0 23.1
...
2015 12 08 04 31 29.7 +21 54 20 0.1219 1.1065 174.2 5.2 21.8
...
2015 12 14 03 41 11.9 +20 01 19 0.06344 1.0428 156.2 22.4 20.9
2015 12 15 03 23 13.3 +19 06 55 0.05442 1.0322 150.9 27.7 20.7
2015 12 16 02 58 47.1 +17 41 27 0.04585 1.0216 143.9 34.6 20.5
...
2015 12 22 20 52 18.9 -15 55 28 0.03384 0.9586 41.5 137.1 24.7
...
2015 12 30 18 23 37.2 -22 33 41 0.1062 0.8772 2.4 177.3
...
2016 01 14 17 53 42.7 -22 58 11 0.2726 0.7440 24.5 146.8 30.1
A. U. Tomatic (C) Copyright 2015 MPC M.P.E.C. 2015-X181
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