MPEC 2015-Y21 : 2015 YF
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M.P.E.C. 2015-Y21 Issued 2015 Dec. 18, 16:11 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 YF
Observations:
K15Y00F* C2015 12 16.12869 02 40 40.44 +14 38 44.3 21.8 VqEY021G96
K15Y00F C2015 12 16.13327 02 40 40.16 +14 39 28.2 21.7 VqEY021G96
K15Y00F C2015 12 16.13788 02 40 39.90 +14 40 12.4 22.3 VqEY021G96
K15Y00F C2015 12 16.14245 02 40 39.59 +14 40 56.5 21.8 VqEY021G96
K15Y00F C2015 12 16.21087 02 40 35.26 +14 51 47.5 22.0 VqEY021G96
K15Y00F C2015 12 16.21154 02 40 35.27 +14 51 54.7 22.5 VqEY021G96
K15Y00F C2015 12 16.21221 02 40 35.21 +14 51 59.8 21.8 VqEY021G96
K15Y00F C2015 12 16.34990 02 40 27.48 +15 13 30.2 21.1 VqEY021G96
K15Y00F C2015 12 16.35057 02 40 27.47 +15 13 35.9 21.0 VqEY021G96
K15Y00F C2015 12 16.35192 02 40 27.40 +15 13 48.3 21.0 VqEY021G96
K15Y00F KC2015 12 17.16421 02 40 09.55 +17 16 36.7 20.6 RoEY021291
K15Y00F KC2015 12 17.16710 02 40 09.34 +17 17 02.9 20.7 RoEY021291
K15Y00F KC2015 12 17.17000 02 40 09.20 +17 17 28.1 21.2 RoEY021291
K15Y00F C2015 12 18.12290 02 39 49.98 +19 30 47.4 22.6 VqEY021G96
K15Y00F C2015 12 18.12854 02 39 49.75 +19 31 30.8 21.5 VqEY021G96
K15Y00F C2015 12 18.13983 02 39 49.22 +19 33 04.1 20.9 VqEY021G96
Observer details:
291 LPL/Spacewatch II. Observer R. A. Mastaler. 1.8-m f/2.7 reflector + CCD.
G96 Mt. Lemmon Survey. Observers E. J. Christensen, A. D. Grauer. 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. 1.5-m reflector + CCD.
Orbital elements:
2015 YF Earth MOID = 0.0454 AU
Epoch 2016 Jan. 13.0 TT = JDT 2457400.5 MPC
M 108.27087 (2000.0) P Q
n 0.91463611 Peri. 254.71906 +0.86677586 +0.41309401
a 1.0510833 Node 80.20936 -0.27382189 +0.86244484
e 0.1939849 Incl. 16.46973 -0.41679874 +0.29247603
P 1.08 H 24.8 G 0.15 U 8
Residuals in seconds of arc
151216 G96 0.1- 0.1+ 151216 G96 0.1+ 0.5- 151217 291 0.2- 0.2+
151216 G96 0.1- 0.1+ 151216 G96 0.1- 0.0 151218 G96 0.0 0.8+
151216 G96 0.3+ 0.1+ 151216 G96 0.2+ 0.5- 151218 G96 0.4+ 1.5-
151216 G96 0.1- 0.4+ 151216 G96 0.1+ 0.6- 151218 G96 0.2+ 0.5+
151216 G96 0.3- 0.1- 151217 291 0.2+ 0.5-
151216 G96 0.4+ 0.7+ 151217 291 0.5- 0.4+
Ephemeris:
2015 YF a,e,i = 1.05, 0.19, 16 q = 0.8472
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2015 11 18 05 38 10.3 -80 34 17 0.1301 0.9723 79.0 93.4 23.6
...
2015 12 03 03 02 48.3 -38 36 02 0.07750 1.0219 115.7 60.4 21.5
...
2015 12 11 02 45 19.5 -02 12 16 0.08479 1.0482 136.8 40.0 21.1
...
2015 12 17 02 40 13.1 +16 52 44 0.1084 1.0676 138.4 37.7 21.6
2015 12 18 02 39 50.7 +19 14 23 0.1133 1.0708 137.9 38.0 21.7
2015 12 19 02 39 35.2 +21 24 25 0.1184 1.0740 137.3 38.4 21.9
...
2015 12 25 02 40 12.7 +31 12 52 0.1521 1.0927 132.9 41.3 22.5
...
2016 01 02 02 45 45.9 +38 54 56 0.2023 1.1166 126.9 44.8 23.3
...
2016 01 17 03 07 31.0 +46 05 13 0.3043 1.1574 117.8 48.8 24.4
A. U. Tomatic (C) Copyright 2015 MPC M.P.E.C. 2015-Y21
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