MPEC 2017-Y116: 2017 YE5
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M.P.E.C. 2017-Y116 Issued 2017 Dec. 27, 20:04 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 YE5
Observations:
K17Y05E* C2017 12 21.00661 07 06 15.35 +21 17 11.9 19.8 uEY116J43
K17Y05E C2017 12 21.01532 07 06 14.66 +21 17 14.2 20.0 uEY116J43
K17Y05E C2017 12 21.02408 07 06 13.90 +21 17 17.6 20.7 uEY116J43
K17Y05E C2017 12 21.03277 07 06 13.24 +21 17 19.2 20.1 uEY116J43
K17Y05E C2017 12 23.36613 07 03 06.24 +21 28 53.5 UEY116V06
K17Y05E C2017 12 23.37082 07 03 05.83 +21 28 54.8 21.4 GUEY116V06
K17Y05E C2017 12 23.37304 07 03 05.67 +21 28 55.9 21.1 GUEY116V06
K17Y05E C2017 12 23.41412 07 03 02.488+21 29 09.68 21.3 wUEY116F51
K17Y05E C2017 12 23.42697 07 03 01.375+21 29 13.70 21.3 wUEY116F51
K17Y05E C2017 12 23.43987 07 03 00.253+21 29 17.68 21.4 wUEY116F51
K17Y05E KC2017 12 25.32218 07 00 17.92 +21 39 03.8 oEY116711
K17Y05E KC2017 12 25.32551 07 00 17.65 +21 39 04.9 oEY116711
K17Y05E IC2017 12 25.32902 07 00 17.31 +21 39 05.8 oEY116711
K17Y05E C2017 12 25.36954 07 00 13.61 +21 39 18.5 21.2 GUEY116I52
K17Y05E C2017 12 25.37119 07 00 13.46 +21 39 18.8 20.8 GUEY116I52
K17Y05E C2017 12 25.37285 07 00 13.30 +21 39 19.6 20.7 GUEY116I52
K17Y05E C2017 12 25.37591 07 00 13.03 +21 39 20.7 20.6 GUEY116I52
K17Y05E C2017 12 27.39325 06 57 08.09 +21 50 14.4 20.5 GUEY116I52
K17Y05E C2017 12 27.39626 06 57 07.80 +21 50 14.7 UEY116I52
K17Y05E C2017 12 27.39922 06 57 07.50 +21 50 15.6 20.3 GUEY116I52
K17Y05E C2017 12 27.40229 06 57 07.20 +21 50 16.5 UEY116I52
Observer details:
711 McDonald Observatory. Observer J. G. Ries. 2.1-m reflector + CCD + focal
reducer.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz,
M. Willman. Measurers K. Chambers, S. Chastel, L. Denneau, H. Flewelling,
M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters, R. Weryk. 1.8-m
Ritchey-Chretien + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer R. A. Kowalski.
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.
J43 Oukaimeden Observatory, Marrakech. Observer C. Rinner. 0.5-m f/3
reflector + CCD.
V06 Catalina Sky Survey-Kuiper. Observer A. R. Gibbs. 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. 1.55-m reflector + CCD.
Orbital elements:
2017 YE5 PHA, Earth MOID = 0.0162 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 312.42426 (2000.0) P Q
n 0.18902990 Peri. 111.19149 -0.81266690 +0.57246817
a 3.0068774 Node 103.88587 -0.56755840 -0.73522239
e 0.7345376 Incl. 6.43913 -0.13209835 -0.36294385
P 5.21 H 18.9 G 0.15 U 9
Residuals in seconds of arc
171221 J43 0.3+ 0.1+ 171223 F51 0.0 0.1- 171225 I52 0.2- 0.1-
171221 J43 0.3+ 0.1- 171223 F51 0.0 0.0 171225 I52 0.3- 0.1+
171221 J43 0.5- 0.7+ 171223 F51 0.0 0.1- 171225 I52 0.1- 0.3+
171221 J43 0.1- 0.3- 171225 711 0.0 0.1+ 171227 I52 0.1+ 0.5+
171223 V06 0.0 0.1- 171225 711 0.5+ 0.2+ 171227 I52 0.1+ 0.1-
171223 V06 0.1- 0.2- 171225 711 0.2+ 0.0 171227 I52 0.0 0.2-
171223 V06 0.4+ 0.2+ 171225 I52 0.2- 0.1+ 171227 I52 0.1- 0.3-
Ephemeris:
2017 YE5 a,e,i = 3.01, 0.73, 6 q = 0.7982
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 11 27 07 23 41.3 +19 59 36 1.5055 2.3113 135.0 17.6 22.5
...
2017 12 12 07 15 49.9 +20 39 00 1.2540 2.1738 152.1 12.2 21.8
...
2017 12 20 07 07 31.0 +21 12 26 1.1397 2.0984 162.3 8.2 21.4
...
2017 12 26 06 59 17.2 +21 42 41 1.0646 2.0409 170.3 4.6 21.0
2017 12 27 06 57 45.2 +21 48 06 1.0530 2.0312 171.7 4.0 20.9
2017 12 28 06 56 10.6 +21 53 36 1.0417 2.0215 173.1 3.3 20.8
...
2018 01 03 06 45 50.5 +22 28 11 0.9798 1.9629 178.2 0.9 20.5
...
2018 01 11 06 30 07.3 +23 16 23 0.9132 1.8835 166.5 7.0 20.6
...
2018 01 26 05 58 34.9 +24 41 28 0.8350 1.7308 143.9 19.6 20.7
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-Y116
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