MPEC 2017-Y82 : 2017 YC2
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M.P.E.C. 2017-Y82 Issued 2017 Dec. 24, 16:50 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 YC2
Observations:
K17Y02C* C2017 12 22.36833 09 39 03.39 -12 41 54.8 20.5 GUEY082G96
K17Y02C C2017 12 22.37346 09 39 03.33 -12 41 27.7 20.2 GUEY082G96
K17Y02C C2017 12 22.37860 09 39 03.22 -12 41 00.7 20.0 GUEY082G96
K17Y02C C2017 12 22.38372 09 39 03.23 -12 40 34.0 UEY082G96
K17Y02C |C2017 12 23.26835 09 39 15.77 -11 19 04.5 20.5 VuEY082807
K17Y02C |C2017 12 23.27115 09 39 15.72 -11 18 49.1 20.5 VuEY082807
K17Y02C |C2017 12 23.27382 09 39 15.68 -11 18 34.4 20.5 VuEY082807
K17Y02C KC2017 12 23.35199 09 39 16.15 -11 12 58.1 qEY082H36
K17Y02C KC2017 12 23.36145 09 39 16.01 -11 12 05.4 20.4 RqEY082H36
K17Y02C KC2017 12 23.37091 09 39 15.89 -11 11 13.8 20.7 RqEY082H36
K17Y02C C2017 12 23.39013 09 39 16.85 -11 09 19.4 20.4 GUEY082V06
K17Y02C C2017 12 23.39066 09 39 16.82 -11 09 16.4 20.3 GUEY082V06
K17Y02C C2017 12 23.39174 09 39 16.84 -11 09 10.6 19.9 GUEY082V06
K17Y02C KC2017 12 24.12190 09 39 22.10 -10 00 49.7 20.4 RUEY082K51
K17Y02C KC2017 12 24.12751 09 39 22.02 -10 00 18.2 20.5 RUEY082K51
K17Y02C KC2017 12 24.14891 09 39 21.68 -09 58 16.0 20.6 RUEY082K51
K17Y02C C2017 12 24.30873 09 39 27.96 -09 42 40.2 UEY082V06
K17Y02C C2017 12 24.30961 09 39 27.99 -09 42 34.6 19.8 GUEY082V06
K17Y02C C2017 12 24.31048 09 39 27.94 -09 42 29.9 UEY082V06
K17Y02C C2017 12 24.51610 09 39 23.49 -09 22 43.9 20.1 GUEY082I52
K17Y02C C2017 12 24.51687 09 39 23.47 -09 22 39.3 20.1 GUEY082I52
K17Y02C C2017 12 24.51763 09 39 23.45 -09 22 35.0 19.9 GUEY082I52
K17Y02C C2017 12 24.51839 09 39 23.44 -09 22 30.5 20.1 GUEY082I52
Observer details:
807 Cerro Tololo. Observers T. Linder, R. Holmes. 0.61-m f/6.5 astrograph
+ CCD.
G96 Mt. Lemmon Survey. Observer G. J. Leonard. 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 + 10K CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station. 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. 1.0-m reflector + CCD.
K51 Osservatorio del Celado, Castello Tesino. Observer M. Campestrin. 0.80-m
f/4 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 YC2 Earth MOID = 0.0193 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 341.08652 (2000.0) P Q
n 0.93846708 Peri. 252.23965 +0.98449787 -0.00640445
a 1.0332134 Node 107.84282 +0.06649717 +0.93835727
e 0.0950198 Incl. 10.61079 -0.16230239 +0.34560762
P 1.05 H 23.4 G 0.15 U 7
Residuals in seconds of arc
171222 G96 0.2+ 0.1+ 171223 H36 0.0 0.4+ 171224 V06 0.1- 0.7-
171222 G96 0.1+ 0.1+ 171223 H36 0.5+ 0.2- 171224 V06 0.5+ 0.1-
171222 G96 0.6- 0.0 171223 V06 0.2- 0.1+ 171224 V06 0.1- 0.4-
171222 G96 0.5+ 0.3- 171223 V06 0.5- 0.1+ 171224 I52 0.1+ 0.0
171223 807 0.1+ 0.0 171223 V06 0.1+ 0.0 171224 I52 0.1+ 0.1+
171223 807 0.0 0.0 171224 K51 0.6- 0.9+ 171224 I52 0.0 0.0
171223 807 0.1+ 0.1+ 171224 K51 0.3- 0.3+ 171224 I52 0.1+ 0.1+
171223 H36 0.1- 0.1- 171224 K51 0.2+ 0.2-
Ephemeris:
2017 YC2 a,e,i = 1.03, 0.10, 11 q = 0.9350
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 11 24 09 16 14.8 -37 53 40 0.1547 0.9870 85.4 85.6 22.3
...
2017 12 09 09 30 46.2 -27 48 15 0.1267 1.0103 97.9 74.9 21.6
...
2017 12 17 09 36 43.3 -19 47 09 0.1109 1.0231 107.6 66.5 21.0
...
2017 12 23 09 39 09.9 -11 44 13 0.1001 1.0328 116.9 58.2 20.6
2017 12 24 09 39 21.3 -10 11 16 0.09851 1.0344 118.6 56.6 20.5
2017 12 25 09 39 28.4 -08 34 33 0.09697 1.0360 120.4 55.0 20.4
...
2017 12 31 09 38 34.4 +02 24 25 0.08962 1.0456 132.1 44.2 20.0
...
2018 01 08 09 32 09.8 +19 35 48 0.08675 1.0579 148.0 29.5 19.5
...
2018 01 23 09 00 47.5 +47 20 55 0.1075 1.0795 151.0 26.2 19.9
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-Y82
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