MPEC 2017-Y73 : 2017 YM1
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M.P.E.C. 2017-Y73 Issued 2017 Dec. 23, 21:32 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
2017 YM1
Observations:
K17Y01M* C2017 12 20.40891 11 43 09.03 +63 42 01.0 UEY073703
K17Y01M C2017 12 20.41386 11 43 08.72 +63 42 31.0 19.8 GUEY073703
K17Y01M C2017 12 20.41880 11 43 08.18 +63 43 01.5 19.6 GUEY073703
K17Y01M C2017 12 20.42375 11 43 07.74 +63 43 31.2 19.5 GUEY073703
K17Y01M C2017 12 20.52473 11 42 53.07 +63 53 01.7 19.8 GUEY073I52
K17Y01M C2017 12 20.52515 11 42 52.95 +63 53 03.7 20.2 GUEY073I52
K17Y01M C2017 12 20.52556 11 42 52.88 +63 53 06.2 21.2 GUEY073I52
K17Y01M C2017 12 20.52598 11 42 52.80 +63 53 08.2 19.8 GUEY073I52
K17Y01M C2017 12 21.36976 11 43 50.45 +64 51 20.6 20.4 RoEY073926
K17Y01M C2017 12 21.37492 11 43 50.10 +64 51 45.5 20.5 RoEY073926
K17Y01M C2017 12 21.38007 11 43 49.78 +64 52 09.3 20.6 RoEY073926
K17Y01M C2017 12 21.44920 11 43 42.43 +64 57 12.1 20.1 GUEY073I52
K17Y01M C2017 12 21.44961 11 43 42.37 +64 57 14.3 20.8 GUEY073I52
K17Y01M C2017 12 21.45005 11 43 42.21 +64 57 16.6 20.6 GUEY073I52
K17Y01M C2017 12 21.45049 11 43 42.22 +64 57 18.1 20.1 GUEY073I52
K17Y01M KC2017 12 22.09910111 43 54.18 +65 31 21.8 20.3 VSEY073L01
K17Y01M KC2017 12 22.11945511 43 52.04 +65 32 28.8 20.5 VSEY073L01
K17Y01M KC2017 12 22.12869711 43 50.84 +65 32 59.0 20.4 VSEY073L01
Observer details:
703 Catalina Sky Survey. Observer R. G. Matheny. 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 + 10K CCD.
926 Tenagra II Observatory. Observers M. Schwartz, P. R. Holvorcem. Measurer
M. Schwartz. 0.81-m f/7 Ritchey-Chretien + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer R. G. Matheny.
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. 1.0-m reflector + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
Orbital elements:
2017 YM1 Earth MOID = 0.0013 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 322.77715 (2000.0) P Q
n 0.43004458 Peri. 339.97394 +0.42608569 -0.86532764
a 1.7383093 Node 84.03080 +0.86198006 +0.29974021
e 0.4441706 Incl. 15.38887 +0.27466591 +0.40170124
P 2.29 H 25.4 G 0.15 U 7
Residuals in seconds of arc
171220 703 0.8- 0.8+ 171220 I52 0.2- 0.1- 171221 I52 0.3+ 0.0
171220 703 0.3+ 0.1+ 171220 I52 0.2- 0.3- 171221 I52 0.4- 0.4+
171220 703 0.0 0.1+ 171221 926 0.0 0.3- 171221 I52 0.1+ 0.1+
171220 703 0.6+ 0.6- 171221 926 0.2- 0.5+ 171222 L01 0.2- 0.5+
171220 I52 0.2+ 0.4- 171221 926 0.0 0.3+ 171222 L01 0.3+ 0.5-
171220 I52 0.2- 0.5- 171221 I52 0.3+ 0.5- 171222 L01 0.5- 0.5-
Ephemeris:
2017 YM1 a,e,i = 1.74, 0.44, 15 q = 0.9662
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 11 23 23 39 24.7 -71 54 08 0.1410 0.9692 78.5 93.3 24.4
...
2017 12 08 23 57 31.9 -74 40 12 0.04820 0.9712 72.0 105.3 22.7
...
2017 12 16 11 26 57.3 +18 33 01 0.0049340.9850 98.7 81.0 16.7
...
2017 12 22 11 43 38.4 +65 25 39 0.04153 1.0006 112.9 64.9 20.8
2017 12 23 11 43 50.7 +66 09 01 0.04788 1.0037 113.4 64.1 21.1
2017 12 24 11 43 49.6 +66 42 16 0.05422 1.0068 113.9 63.3 21.3
...
2017 12 30 11 40 30.1 +68 25 12 0.09218 1.0279 116.5 58.9 22.4
...
2018 01 07 11 29 55.4 +69 10 58 0.1424 1.0613 119.8 53.5 23.3
...
2018 01 22 10 56 01.8 +68 42 54 0.2366 1.1372 125.2 45.0 24.3
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-Y73
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