MPEC 2007-Y31 : 2007 YX1
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M.P.E.C. 2007-Y31 Issued 2007 Dec. 19, 14:45 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Commission 20 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 http://www.cfa.harvard.edu/iau/mpc.html ISSN 1523-6714
2007 YX1
Observations:
K07Y01X C2007 10 21.32512 01 31 31.22 +40 59 19.1 19.0 V EY031703
K07Y01X C2007 10 21.33603 01 31 30.00 +40 59 23.4 19.3 V EY031703
K07Y01X C2007 10 21.34685 01 31 28.92 +40 59 29.1 19.2 V EY031703
K07Y01X C2007 10 21.35769 01 31 27.69 +40 59 33.9 19.6 V EY031703
K07Y01X* C2007 12 18.14258 00 24 38.70 +38 09 55.7 18.8 V EY031703
K07Y01X C2007 12 18.14905 00 24 38.84 +38 09 53.3 18.8 V EY031703
K07Y01X C2007 12 18.15553 00 24 39.06 +38 09 50.8 18.6 V EY031703
K07Y01X C2007 12 18.16210 00 24 39.27 +38 09 48.2 18.7 V EY031703
K07Y01X C2007 12 18.74136 00 24 59.61 +38 06 18.3 19 R EY031461
K07Y01X C2007 12 18.74739 00 24 59.79 +38 06 16.3 EY031461
K07Y01X C2007 12 18.75525 00 25 00.04 +38 06 13.4 EY031461
K07Y01X C2007 12 18.79656 00 25 01.49 +38 05 58.3 18.9 V EY031A21
K07Y01X C2007 12 18.81025 00 25 01.98 +38 05 52.9 19.1 V EY031A21
K07Y01X C2007 12 18.82216 00 25 02.36 +38 05 49.0 18.6 V EY031A21
K07Y01X C2007 12 18.85329 00 25 03.33 +38 05 38.3 18.8 V EY031595
K07Y01X C2007 12 18.92536 00 25 05.67 +38 05 12.0 EY031595
K07Y01X IC2007 12 19.12002 00 25 13.30 +38 04 07.8 EY031711
K07Y01X C2007 12 19.12985 00 25 13.62 +38 04 04.5 18.7 R EY031711
K07Y01X C2007 12 19.13969 00 25 13.93 +38 04 00.7 18.5 R EY031711
Observer details:
461 University of Szeged, Piszkesteto Stn. (Konkoly). Observer K. Sarneczky.
0.60-m Schmidt + CCD.
595 Farra d'Isonzo. Observers L. Bittesini, E. Pettarin, F. Piani. Measurers
L. Bittesini, E. Pettarin. 0.30-m f/4.5 reflector + CCD.
703 Catalina Sky Survey. Observer A. R. Gibbs. Measurers E. C. Beshore,
A. Boattini, G. J. Garradd, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson, R. H. McNaught. 0.68-m Schmidt + CCD.
711 McDonald Observatory. Observer J. G. Ries. 0.76-m reflector + CCD
+ prime-focus corrector.
A21 Irmtraut. Observer J. J. Muller. 0.31-m f/4.8 reflector + CCD.
Orbital elements:
2007 YX1 Earth MOID = 0.2041 AU
Epoch 2007 Oct. 27.0 TT = JDT 2454400.5 MPC
M 333.83290 (2000.0) P Q
n 0.20514537 Peri. 152.73524 -0.57694029 -0.80593203
a 2.8472673 Node 331.88962 +0.68864940 -0.39259379
e 0.5911303 Incl. 16.36000 +0.43920599 -0.44310684
P 4.80 H 17.1 G 0.15 U 6
Residuals in seconds of arc
071021 703 0.2- 0.3+ 071218 703 0.2+ 0.1- 071218 595 0.5+ 0.2+
071021 703 0.5- 0.5- 071218 461 0.1+ 0.2- 071218 595 0.8- 1.1+
071021 703 0.6+ 0.2+ 071218 461 0.1- 0.1- 071219 711 0.1+ 0.3-
071021 703 0.1+ 0.0 071218 461 0.1- 0.1- 071219 711 0.1+ 0.0
071218 703 0.1+ 0.0 071218 A21 0.2- 0.0 071219 711 0.1- 0.2-
071218 703 0.4- 0.1+ 071218 A21 0.3+ 0.5-
071218 703 0.0 0.0 071218 A21 0.2+ 0.0
Ephemeris:
2007 YX1 a,e,i = 2.85, 0.59, 16 q = 1.1642
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 12 16 00 23.62 +38 23.2 0.775 1.480 114.0 37.4 18.9
2007 12 26 00 31.18 +37 28.6 0.770 1.414 106.8 41.7 18.9
2008 01 05 00 45.57 +36 54.0 0.765 1.353 100.6 45.6 18.9
2008 01 15 01 06.60 +36 37.8 0.758 1.298 95.5 49.0 18.9
2008 01 25 01 34.12 +36 32.6 0.747 1.250 91.4 51.9 18.9
2008 02 04 02 08.01 +36 25.3 0.734 1.212 88.3 54.4 18.8
2008 02 14 02 48.06 +35 59.1 0.722 1.184 86.2 56.3 18.8
2008 02 24 03 33.41 +34 54.7 0.712 1.168 85.1 57.6 18.8
2008 03 05 04 22.35 +32 55.1 0.708 1.165 84.7 58.0 18.8
2008 03 15 05 12.59 +29 53.2 0.716 1.174 85.0 57.5 18.8
2008 03 25 06 01.63 +25 55.4 0.738 1.196 85.8 56.3 18.9
2008 04 04 06 47.67 +21 20.2 0.776 1.229 86.6 54.3 19.0
2008 04 14 07 29.92 +16 30.6 0.831 1.272 87.3 51.9 19.1
2008 04 24 08 08.25 +11 46.3 0.904 1.324 87.6 49.4 19.3
2008 05 04 08 43.04 +07 19.5 0.991 1.382 87.4 46.8 19.6
2008 05 14 09 14.83 +03 15.3 1.093 1.446 86.7 44.3 19.8
2008 05 24 09 44.14 -00 25.5 1.207 1.513 85.5 41.9 20.0
2008 06 03 10 11.43 -03 44.7 1.332 1.583 83.7 39.6 20.3
2008 06 13 10 37.10 -06 45.3 1.467 1.656 81.5 37.3 20.5
2008 06 23 11 01.45 -09 29.9 1.609 1.730 78.9 35.2 20.8
2008 07 03 11 24.74 -12 01.0 1.758 1.804 75.9 33.1 21.0
2008 07 13 11 47.19 -14 20.9 1.913 1.879 72.6 31.1 21.2
2008 07 23 12 08.95 -16 30.9 2.071 1.953 69.0 29.1 21.4
2008 08 02 12 30.17 -18 32.2 2.232 2.027 65.2 27.0 21.6
2008 08 12 12 50.96 -20 25.8 2.393 2.101 61.2 25.0 21.8
Sonia Keys (C) Copyright 2007 MPC M.P.E.C. 2007-Y31
Read MPEC 2007-Y30
Read MPEC 2007-Y32
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