MPEC 2017-Y134: 2017 YY5
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M.P.E.C. 2017-Y134 Issued 2017 Dec. 28, 22:50 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 YY5
Observations:
K17Y05Y* C2017 12 25.51608 11 53 58.81 +11 05 10.5 19.6 GUEY134G96
K17Y05Y C2017 12 25.52120 11 53 56.56 +11 05 59.1 19.5 GUEY134G96
K17Y05Y C2017 12 25.53881 11 53 48.67 +11 08 47.1 19.4 GUEY134G96
K17Y05Y C2017 12 25.55535 11 53 41.33 +11 11 24.7 19.9 GUEY134G96
K17Y05Y C2017 12 25.55553 11 53 41.24 +11 11 26.2 20.3 GUEY134G96
K17Y05Y C2017 12 25.55570 11 53 41.18 +11 11 28.1 19.6 GUEY134G96
K17Y05Y C2017 12 25.55587 11 53 41.08 +11 11 29.8 20.3 GUEY134G96
K17Y05Y C2017 12 26.50063 11 47 37.33 +13 32 50.7 19.9 GUEY134I52
K17Y05Y C2017 12 26.50105 11 47 37.18 +13 32 54.1 19.8 GUEY134I52
K17Y05Y C2017 12 26.50146 11 47 36.99 +13 32 57.9 19.9 GUEY134I52
K17Y05Y C2017 12 26.50188 11 47 36.82 +13 33 01.5 19.9 GUEY134I52
K17Y05Y C2017 12 26.52630 11 47 26.88 +13 36 30.3 19.5 RoEY134926
K17Y05Y C2017 12 26.52881 11 47 25.85 +13 36 51.4 19.4 RoEY134926
K17Y05Y C2017 12 26.53133 11 47 24.83 +13 37 12.9 19.4 RoEY134926
K17Y05Y C2017 12 27.42215 11 42 11.74 +15 36 04.6 19.2 GUEY134I52
K17Y05Y C2017 12 27.42445 11 42 10.90 +15 36 22.1 19.4 GUEY134I52
K17Y05Y C2017 12 27.42486 11 42 10.74 +15 36 24.9 19.4 GUEY134I52
K17Y05Y C2017 12 27.42528 11 42 10.59 +15 36 28.6 19.1 GUEY134I52
K17Y05Y KC2017 12 27.44199 11 42 02.87 +15 38 27.6 19.5 RqEY134H36
K17Y05Y KC2017 12 27.44690 11 42 01.05 +15 39 06.5 19.8 RqEY134H36
K17Y05Y KC2017 12 27.45672 11 41 57.37 +15 40 21.9 19.2 RqEY134H36
K17Y05Y KC2017 12 27.46164 11 41 55.49 +15 40 58.5 19.4 RqEY134H36
K17Y05Y C2017 12 28.54569 11 36 00.33 +17 49 36.0 19.9 GUEY134I52
K17Y05Y C2017 12 28.54610 11 36 00.18 +17 49 38.9 19.7 GUEY134I52
K17Y05Y C2017 12 28.54652 11 36 00.05 +17 49 41.4 19.9 GUEY134I52
K17Y05Y C2017 12 28.54694 11 35 59.90 +17 49 44.3 19.7 GUEY134I52
K17Y05Y C2017 12 28.54711 11 35 59.85 +17 49 45.3 UEY134G96
K17Y05Y C2017 12 28.54871 11 35 59.27 +17 49 56.1 19.6 GUEY134G96
K17Y05Y C2017 12 28.55031 11 35 58.74 +17 50 06.9 19.8 GUEY134G96
K17Y05Y C2017 12 28.55048 11 35 58.74 +17 50 07.5 19.9 GUEY134G96
Observer details:
926 Tenagra II Observatory. Observers M. Schwartz, P. R. Holvorcem. Measurer
M. Schwartz. 0.81-m f/7 Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observers G. J. Leonard, D. C. Fuls. 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. Observers R. A. Kowalski,
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.
Orbital elements:
2017 YY5 Earth MOID = 0.0029 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 338.69483 (2000.0) P Q
n 0.25705594 Peri. 324.64355 +0.52814149 -0.83628322
a 2.4497266 Node 93.04898 +0.80909278 +0.44294160
e 0.6297047 Incl. 8.48252 +0.25775072 +0.32316112
P 3.83 H 22.8 G 0.15 U 7
Residuals in seconds of arc
171225 G96 0.3- 0.1+ 171226 I52 0.2- 0.1+ 171227 H36 0.6+ 1.1+
171225 G96 0.2+ 0.3- 171226 926 0.1+ 0.1+ 171227 H36 0.1+ 0.3+
171225 G96 0.3- 0.3- 171226 926 0.0 0.0 171228 I52 0.3- 0.0
171225 G96 0.1+ 0.1+ 171226 926 0.2+ 0.2+ 171228 I52 0.4- 0.2+
171225 G96 0.0 0.2- 171227 I52 0.3- 0.1+ 171228 I52 0.1- 0.1-
171225 G96 0.2+ 0.1+ 171227 I52 0.1- 0.1- 171228 I52 0.2- 0.0
171225 G96 0.2- 0.2+ 171227 I52 0.2- 0.4- 171228 G96 0.1- 0.1-
171226 I52 0.2- 0.1- 171227 I52 0.1- 0.1+ 171228 G96 0.4- 0.0
171226 I52 0.1+ 0.3- 171227 H36 0.4+ 1.2- 171228 G96 0.1- 0.2+
171226 I52 0.2- 0.1+ 171227 H36 0.6+ 0.3+ 171228 G96 0.8+ 0.3-
Ephemeris:
2017 YY5 a,e,i = 2.45, 0.63, 8 q = 0.9071
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 11 28 19 37 38.8 -54 35 45 0.1328 0.9076 50.4 123.2 23.3
...
2017 12 13 15 02 12.0 -46 16 39 0.05654 0.9395 36.2 141.8 23.5
...
2017 12 21 12 33 04.5 -04 49 33 0.06019 0.9747 79.6 97.0 20.1
...
2017 12 27 11 44 35.3 +14 41 45 0.08563 1.0080 104.3 71.0 20.0
2017 12 28 11 38 55.5 +16 47 17 0.09068 1.0141 107.3 67.8 20.0
2017 12 29 11 33 42.1 +18 39 11 0.09587 1.0202 110.1 64.9 20.0
...
2018 01 04 11 08 42.4 +26 30 51 0.1290 1.0599 123.4 50.7 20.4
...
2018 01 12 10 44 05.4 +32 07 40 0.1769 1.1184 136.5 37.3 20.8
...
2018 01 27 10 08 06.4 +36 21 15 0.2792 1.2402 153.1 21.0 21.5
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-Y134
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