MPEC 2015-Y25 : 2015 YL
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M.P.E.C. 2015-Y25 Issued 2015 Dec. 18, 16:24 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 YL
Observations:
K15Y00L* C2015 12 17.28313 05 29 33.62 +25 53 19.0 19.8 rREY025G45
K15Y00L C2015 12 17.29516 05 29 46.67 +25 52 57.1 20.2 rREY025G45
K15Y00L C2015 12 17.29957 05 29 51.44 +25 52 48.5 20.0 rREY025G45
K15Y00L C2015 12 17.31157 05 30 04.48 +25 52 25.4 19.3 rREY025G45
K15Y00L C2015 12 17.31578 05 30 09.00 +25 52 17.2 19.6 rREY025G45
K15Y00L C2015 12 17.32010 05 30 13.69 +25 52 09.1 19.7 rREY025G45
K15Y00L C2015 12 17.32502 05 30 19.00 +25 51 59.3 19.4 rREY025G45
K15Y00L KC2015 12 17.85163 05 40 39.22 +25 33 18.1 18.3 tEY025104
K15Y00L KC2015 12 17.85718 05 40 45.44 +25 33 06.7 18.9 tEY025104
K15Y00L KC2015 12 17.86473 05 40 53.92 +25 32 51.0 18.9 tEY025104
K15Y00L KC2015 12 17.97538 05 42 58.26 +25 28 45.6 19.2 RqEY025203
K15Y00L KC2015 12 18.00381 05 43 29.40 +25 27 37.2 18.8 VtEY025595
K15Y00L KC2015 12 18.00667 05 43 33.32 +25 27 31.7 19.2 RqEY025203
K15Y00L KC2015 12 18.02441 05 43 52.60 +25 26 46.3 tEY025595
K15Y00L KC2015 12 18.05278 05 44 24.63 +25 25 35.7 19.0 VtEY025595
K15Y00L KC2015 12 18.49850 05 53 07.63 +25 07 04.2 19.2 RoEY025291
K15Y00L KC2015 12 18.49891 05 53 08.10 +25 07 02.6 19.1 RoEY025291
K15Y00L KC2015 12 18.49931 05 53 08.59 +25 07 01.5 19.0 RoEY025291
Observer details:
104 San Marcello Pistoiese. Observer P. Bacci. Measurers P. Bacci, L. Tesi,
G. Fagioli. 0.60-m f/4 reflector + CCD.
203 GiaGa Observatory. Observers S. Foglia, G. Galli. Measurer G. Galli.
0.28-m f/6.8 Schmidt-Cassegrain + CCD.
291 LPL/Spacewatch II. Observer R. A. Mastaler. 1.8-m f/2.7 reflector + CCD.
595 Farra d'Isonzo. Observer E. Pettarin. 0.61-m f/4.0 reflector + CCD.
G45 Space Surveillance Telescope, Atom Site. Observers M. Blythe, R. Brungard,
P. Festler, T. McVey, J. Paige, G. Spitz. Measurers M. Cornell, A. Klein,
J. Ruprecht, G. Ushomirsky, J. Varey, D. Woods. 3.5-m f/1 reflector + CCD.
Orbital elements:
2015 YL Earth MOID = 0.0476 AU
Epoch 2016 Jan. 13.0 TT = JDT 2457400.5 MPC
M 4.55790 (2000.0) P Q
n 0.23438476 Peri. 184.80631 -0.05820231 -0.99773879
a 2.6052524 Node 268.53305 +0.91704373 -0.04012866
e 0.6041765 Incl. 1.92684 +0.39451651 -0.05391654
P 4.21 H 25.7 G 0.15 U 7
Residuals in seconds of arc
151217 G45 0.0 0.1- 151217 G45 0.6- 0.1- 151218 203 0.1+ 0.3-
151217 G45 0.2+ 0.3+ 151217 104 0.5+ 0.6+ 151218 595 0.1+ 0.2-
151217 G45 0.1+ 0.0 151217 104 0.1- 0.3+ 151218 595 0.1+ 0.3+
151217 G45 0.5+ 0.2- 151217 104 0.5- 0.0 151218 291 0.1- 0.1+
151217 G45 0.2- 0.3- 151217 203 0.3+ 0.2- 151218 291 0.2- 0.2-
151217 G45 0.1- 0.0 151218 595 0.4- 0.3+ 151218 291 0.2+ 0.1-
Ephemeris:
2015 YL a,e,i = 2.61, 0.60, 2 q = 1.0312
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2015 11 18 02 02 06.1 +21 17 03 0.1553 1.1350 159.0 18.2 22.9
...
2015 12 03 02 44 03.5 +24 07 36 0.09137 1.0691 154.5 23.4 21.8
...
2015 12 11 03 50 28.4 +26 21 21 0.06469 1.0464 161.7 17.2 20.8
...
2015 12 17 05 24 09.2 +26 01 59 0.05193 1.0360 176.2 3.6 19.7
2015 12 18 05 43 26.3 +25 28 49 0.05078 1.0348 177.8 2.1 19.5
2015 12 19 06 03 16.6 +24 44 20 0.04996 1.0338 175.6 4.2 19.6
...
2015 12 25 07 56 16.7 +17 12 07 0.05248 1.0312 154.7 24.1 20.5
...
2016 01 02 09 29 01.1 +07 16 50 0.07100 1.0372 138.0 39.3 21.6
...
2016 01 17 10 29 14.0 -00 07 56 0.1229 1.0759 136.3 39.2 22.9
A. U. Tomatic (C) Copyright 2015 MPC M.P.E.C. 2015-Y25
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