MPEC 2015-X15 : 2015 XA
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M.P.E.C. 2015-X15 Issued 2015 Dec. 2, 19:09 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 XA
Observations:
K15X00A* C2015 12 01.32805 03 47 52.99 +20 30 51.8 20.0 VqEX015703
K15X00A C2015 12 01.33405 03 47 56.31 +20 29 41.3 19.0 VqEX015703
K15X00A C2015 12 01.34007 03 47 59.52 +20 28 31.1 19.3 VqEX015703
K15X00A C2015 12 01.34607 03 48 02.76 +20 27 23.3 19.2 VqEX015703
K15X00A C2015 12 01.36958903 48 15.36 +20 22 47.7 20.0 VtEX015H01
K15X00A C2015 12 01.37751603 48 19.69 +20 21 16.0 19.7 VtEX015H01
K15X00A C2015 12 01.38376103 48 23.09 +20 20 03.7 19.9 VtEX015H01
K15X00A C2015 12 01.39384603 48 28.65 +20 18 06.9 19.9 VtEX015H01
K15X00A KC2015 12 01.42010 03 48 43.24 +20 13 07.7 19.2 RoEX015291
K15X00A KC2015 12 01.42056 03 48 43.47 +20 13 02.6 19.2 RoEX015291
K15X00A KC2015 12 01.42101 03 48 43.72 +20 12 57.1 19.1 RoEX015291
K15X00A KC2015 12 01.85848 03 52 56.67 +18 49 52.3 20.1 VqEX015958
K15X00A KC2015 12 01.87063 03 53 03.06 +18 47 36.5 20.3 VqEX015958
K15X00A KC2015 12 01.88279 03 53 09.42 +18 45 20.2 19.9 VqEX015958
K15X00A KC2015 12 02.00137 03 54 10.35 +18 23 06.4 19.3 RqEX015203
K15X00A KC2015 12 02.02745 03 54 23.86 +18 18 12.5 18.9 RqEX015203
K15X00A C2015 12 02.07463903 54 56.72 +18 09 29.0 19.9 VtEX015H01
K15X00A C2015 12 02.08144203 55 00.33 +18 08 13.7 19.7 VtEX015H01
K15X00A C2015 12 02.08918503 55 04.41 +18 06 48.3 19.7 VtEX015H01
K15X00A C2015 12 02.09804503 55 09.07 +18 05 10.4 19.5 VtEX015H01
K15X00A KC2015 12 02.10059 03 55 02.16 +18 04 27.3 19.5 RqEX015204
K15X00A KC2015 12 02.11153 03 55 07.92 +18 02 23.9 qEX015204
K15X00A KC2015 12 02.12216 03 55 13.52 +18 00 24.1 qEX015204
K15X00A KC2015 12 02.23949003 56 19.78 +17 38 56.7 19.6 VuEX015H21
K15X00A KC2015 12 02.24149903 56 20.79 +17 38 34.3 19.6 VuEX015H21
K15X00A KC2015 12 02.24365103 56 21.87 +17 38 10.4 19.6 VuEX015H21
K15X00A KC2015 12 02.24580203 56 22.96 +17 37 46.3 19.5 VuEX015H21
K15X00A KC2015 12 02.24795303 56 24.03 +17 37 22.5 19.7 VuEX015H21
K15X00A KC2015 12 02.25010303 56 25.13 +17 36 58.6 19.7 VuEX015H21
K15X00A KC2015 12 02.25239603 56 26.28 +17 36 32.8 19.7 VuEX015H21
K15X00A C2015 12 02.32373 03 57 03.89 +17 23 33.6 20.4 RuEX015926
K15X00A C2015 12 02.32861 03 57 06.33 +17 22 38.4 19.9 RuEX015926
K15X00A C2015 12 02.33347 03 57 08.77 +17 21 45.4 19.8 RuEX015926
K15X00A C2015 12 02.33478 03 57 09.44 +17 21 30.2 19.7 RoEX015926
K15X00A C2015 12 02.33698 03 57 10.55 +17 21 06.0 19.7 RoEX015926
K15X00A C2015 12 02.33916 03 57 11.62 +17 20 41.4 19.5 RoEX015926
K15X00A KC2015 12 02.76842 04 01 01.41 +16 01 46.1 19.2 RoEX015K51
K15X00A KC2015 12 02.77058 04 01 02.51 +16 01 22.9 19.4 RoEX015K51
K15X00A KC2015 12 02.77274 04 01 03.57 +16 00 59.7 19.2 RoEX015K51
Observer details:
203 GiaGa Observatory. Observers S. Foglia, G. Galli. Measurer G. Galli.
0.28-m f/6.8 Schmidt-Cassegrain + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
291 LPL/Spacewatch II. Observer M. T. Read. 1.8-m f/2.7 reflector + CCD.
703 Catalina Sky Survey. Observers E. J. Christensen, G. J. Leonard.
Measurers E. J. Christensen, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. G. Matheny,
R. L. Seaman, F. C. Shelly. 0.68-m Schmidt + CCD.
926 Tenagra II Observatory. Observers M. Schwartz, P. R. Holvorcem. Measurer
M. Schwartz. 0.41-m f/3.75 astrograph + CCD, 0.81-m f/7 Ritchey-Chretien
+ CCD.
958 Observatoire de Dax. Observers P. Dupouy, J. B. de Vanssay. Measurer
P. Dupouy. 0.43-m f/2.7 reflector + CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 reflector + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 0.61-m f/4.5
astrograph + CCD.
K51 Osservatorio del Celado, Castello Tesino. Observer R. Broccato. Measurer
M. Campestrin. 0.80-m f/4 reflector + CCD.
Orbital elements:
2015 XA Earth MOID = 0.0895 AU
Epoch 2016 Jan. 13.0 TT = JDT 2457400.5 MPC
M 15.00035 (2000.0) P Q
n 0.26768592 Peri. 165.08382 +0.59167995 -0.75979455
a 2.3844361 Node 247.90354 +0.70667186 +0.64969554
e 0.5523013 Incl. 16.90927 +0.38798160 -0.02465672
P 3.68 H 24.1 G 0.15 U 7
Residuals in seconds of arc
151201 703 0.0 0.8+ 151201 958 0.3- 0.4- 151202 H21 0.3+ 0.1-
151201 703 0.9+ 0.5- 151202 203 0.0 0.2+ 151202 H21 0.0 0.0
151201 703 0.1+ 1.2- 151202 203 0.5- 0.2+ 151202 H21 0.2+ 0.1+
151201 703 0.2- 0.3+ 151202 H01 0.3- 0.2+ 151202 H21 0.1+ 0.2-
151201 H01 0.1+ 0.1- 151202 H01 0.1- 0.1+ 151202 926 0.4- 0.3+
151201 H01 0.0 0.1- 151202 H01 0.2- 0.2+ 151202 926 0.3- 0.6-
151201 H01 0.2- 0.1- 151202 H01 0.1- 0.2+ 151202 926 0.2- 0.4+
151201 H01 0.2+ 0.1- 151202 204 0.2+ 0.2+ 151202 926 0.1+ 0.2-
151201 291 0.0 0.1+ 151202 204 0.2+ 0.1+ 151202 926 0.2+ 0.1+
151201 291 0.3- 0.4+ 151202 204 0.1+ 0.2+ 151202 926 0.1- 0.3-
151201 291 0.3- 0.1+ 151202 H21 0.3+ 0.0 151202 K51 0.2- 0.1-
151201 958 0.6+ 0.5- 151202 H21 0.3+ 0.1- 151202 K51 0.1+ 0.0
151201 958 0.3+ 0.3- 151202 H21 0.2+ 0.0 151202 K51 0.1- 0.0
Ephemeris:
2015 XA a,e,i = 2.38, 0.55, 17 q = 1.0675
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2015 11 02 21 54 32.7 +56 42 10 0.1927 1.0855 114.1 56.6 22.8
...
2015 11 17 00 21 56.1 +55 05 01 0.1171 1.0675 129.7 45.4 21.3
...
2015 11 25 02 30 58.4 +40 34 59 0.09357 1.0710 152.4 25.3 20.3
...
2015 12 01 03 44 43.3 +21 34 23 0.09460 1.0796 170.4 8.7 19.7
2015 12 02 03 54 10.8 +18 24 13 0.09658 1.0815 170.9 8.3 19.8
2015 12 03 04 02 54.9 +15 21 07 0.09902 1.0835 170.0 9.1 19.9
...
2015 12 09 04 42 54.1 +00 30 50 0.1219 1.0985 157.4 20.2 20.7
...
2015 12 17 05 14 31.6 -10 34 06 0.1663 1.1254 145.7 29.5 21.7
...
2016 01 01 05 44 55.1 -17 33 52 0.2688 1.1940 137.0 34.2 23.1
A. U. Tomatic (C) Copyright 2015 MPC M.P.E.C. 2015-X15
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