MPEC 2017-Y66 : 2017 YP1
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M.P.E.C. 2017-Y66 Issued 2017 Dec. 23, 21:01 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 YP1
Observations:
K17Y01P* C2017 12 21.25690 05 29 05.37 -03 11 46.6 17.9 GUEY066G96
K17Y01P C2017 12 21.26716 05 28 56.98 -03 28 37.2 17.5 GUEY066G96
K17Y01P C2017 12 21.27230 05 28 52.81 -03 37 04.1 17.4 GUEY066G96
K17Y01P C2017 12 21.30180 05 28 28.97 -04 24 53.7 17.2 GUEY066I52
K17Y01P C2017 12 21.30259 05 28 28.35 -04 26 10.3 17.0 GUEY066I52
K17Y01P C2017 12 21.30299 05 28 28.05 -04 26 49.8 18.0 GUEY066I52
K17Y01P C2017 12 21.40884 05 27 06.61 -07 13 53.5 17.7 GUEY066I52
K17Y01P C2017 12 21.40923 05 27 06.31 -07 14 30.5 17.7 GUEY066I52
K17Y01P C2017 12 21.40963 05 27 06.02 -07 15 07.8 18.0 GUEY066I52
K17Y01P C2017 12 21.41003 05 27 05.71 -07 15 43.5 18.0 GUEY066I52
K17Y01P C2017 12 22.33309 05 19 23.55 -26 35 03.3 18.7 GUEY066G96
K17Y01P C2017 12 22.33318 05 19 23.44 -26 35 08.1 18.6 GUEY066G96
K17Y01P C2017 12 22.33328 05 19 23.41 -26 35 12.8 18.8 GUEY066G96
K17Y01P C2017 12 22.33337 05 19 23.35 -26 35 18.8 18.7 GUEY066G96
K17Y01P C2017 12 22.33782 05 19 20.54 -26 39 37.9 19.1 GUEY066V06
K17Y01P C2017 12 22.33855 05 19 20.13 -26 40 19.9 19.0 GUEY066V06
K17Y01P C2017 12 22.33927 05 19 19.66 -26 41 02.0 18.5 GUEY066V06
K17Y01P C2017 12 22.34000 05 19 19.20 -26 41 44.1 18.1 GUEY066V06
K17Y01P |C2017 12 23.13427 05 14 08.11 -37 07 34.1 20.3 VuEY066807
K17Y01P |C2017 12 23.13646 05 14 06.96 -37 08 58.1 19.5 VuEY066807
K17Y01P |C2017 12 23.13865 05 14 05.79 -37 10 22.1 19.4 VuEY066807
K17Y01P |C2017 12 23.14066 05 14 04.73 -37 11 40.1 20.1 VuEY066807
Observer details:
807 Cerro Tololo. Observers T. Linder, R. Holmes. 0.61-m f/6.5 astrograph
+ CCD.
G96 Mt. Lemmon Survey. Observers D. C. Fuls, 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.
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.
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 YP1 Earth MOID = 0.0157 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 249.51484 (2000.0) P Q
n 0.81549303 Peri. 209.96209 -0.42788279 -0.79911373
a 1.1346342 Node 268.37257 +0.89026787 -0.29198078
e 0.1338895 Incl. 24.99037 +0.15601102 -0.52551354
P 1.21 H 25.7 G 0.15 U 7
Residuals in seconds of arc
171221 G96 (0.8+ 5.3+) 171221 I52 0.1+ 0.2- 171222 V06 0.2- 0.2+
171221 G96 (0.1- 2.3+) 171221 I52 0.2- 1.2+ 171222 V06 0.3- 0.6+
171221 G96 0.2- 1.2- 171222 G96 0.5+ 1.2- 171223 807 0.2- 0.2-
171221 I52 0.3- 0.2+ 171222 G96 0.2- 0.8- 171223 807 0.0 0.2+
171221 I52 0.1- 0.1+ 171222 G96 0.2+ 0.4+ 171223 807 0.0 0.6+
171221 I52 0.2+ 0.7- 171222 G96 0.1+ 0.4- 171223 807 0.2+ 0.2-
171221 I52 0.4+ 1.0+ 171222 V06 0.3- 0.1-
171221 I52 0.1+ 0.1+ 171222 V06 0.2+ 0.4+
Ephemeris:
2017 YP1 a,e,i = 1.13, 0.13, 25 q = 0.9827
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 11 23 15 52 17.2 +78 12 43 0.2099 1.0395 98.5 70.0 24.8
...
2017 12 08 15 10 02.1 +80 52 39 0.09909 1.0144 104.5 70.1 23.2
...
2017 12 16 08 22 26.8 +82 14 24 0.03878 1.0036 118.9 59.1 20.8
...
2017 12 22 05 22 11.3 -20 30 24 0.01819 0.9967 135.1 44.2 18.7
2017 12 23 05 14 55.0 -35 37 27 0.02374 0.9957 119.8 59.0 19.7
2017 12 24 05 09 12.5 -44 35 54 0.03030 0.9947 110.6 67.8 20.5
...
2017 12 30 04 51 03.0 -61 41 19 0.07457 0.9895 92.6 83.1 22.9
...
2018 01 07 04 41 50.9 -66 36 32 0.1346 0.9847 86.7 85.5 24.3
...
2018 01 22 04 34 29.4 -69 23 05 0.2398 0.9827 82.6 83.4 25.5
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-Y66
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