MPEC 2017-Y122: 2017 YM5
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M.P.E.C. 2017-Y122 Issued 2017 Dec. 27, 20:26 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 YM5
Observations:
K17Y05M* C2017 12 25.34888 07 34 54.81 +16 50 24.6 20.1 GUEY122G96
K17Y05M C2017 12 25.35402 07 34 55.04 +16 52 07.1 20.4 GUEY122G96
K17Y05M C2017 12 25.35916 07 34 55.32 +16 53 47.9 20.6 GUEY122G96
K17Y05M C2017 12 25.36430 07 34 55.60 +16 55 28.5 20.2 GUEY122G96
K17Y05M C2017 12 25.39000 07 34 56.90 +17 03 53.2 19.8 GUEY122G96
K17Y05M C2017 12 25.39023 07 34 56.92 +17 03 57.9 20.1 GUEY122G96
K17Y05M C2017 12 25.39046 07 34 56.95 +17 04 01.9 20.3 GUEY122G96
K17Y05M C2017 12 25.39069 07 34 56.95 +17 04 07.0 20.3 GUEY122G96
K17Y05M C2017 12 25.41140 07 34 58.04 +17 10 53.8 19.9 GUEY122I52
K17Y05M C2017 12 25.41264 07 34 58.10 +17 11 18.2 19.8 GUEY122I52
K17Y05M C2017 12 25.41388 07 34 58.17 +17 11 42.5 20.6 GUEY122I52
K17Y05M C2017 12 25.41513 07 34 58.23 +17 12 07.6 20.0 GUEY122I52
K17Y05M C2017 12 26.27094 07 36 25.27 +21 56 52.2 19.6 GUEY122I52
K17Y05M C2017 12 26.27286 07 36 25.39 +21 57 30.8 20.2 GUEY122I52
K17Y05M C2017 12 26.27434 07 36 25.45 +21 58 01.3 20.1 GUEY122I52
K17Y05M C2017 12 26.31111 07 36 27.67 +22 10 29.2 19.6 RoEY122926
K17Y05M C2017 12 26.31396 07 36 27.83 +22 11 27.1 19.8 RoEY122926
K17Y05M C2017 12 26.31683 07 36 28.00 +22 12 25.1 19.7 RoEY122926
K17Y05M C2017 12 26.31968 07 36 28.16 +22 13 23.0 19.8 RoEY122926
K17Y05M C2017 12 26.32255 07 36 28.31 +22 14 21.1 19.9 RoEY122926
K17Y05M C2017 12 26.32539 07 36 28.49 +22 15 19.1 19.8 RoEY122926
K17Y05M C2017 12 27.34107 07 38 11.00 +27 59 58.0 20.2 GUEY122G96
K17Y05M C2017 12 27.34153 07 38 11.01 +28 00 07.4 20.2 GUEY122G96
K17Y05M C2017 12 27.34200 07 38 11.07 +28 00 16.7 UEY122G96
K17Y05M C2017 12 27.34246 07 38 11.11 +28 00 26.5 19.6 GUEY122G96
K17Y05M KC2017 12 27.35385307 38 09.21 +28 04 02.9 20.2 VuEY122H21
K17Y05M KC2017 12 27.35740707 38 09.44 +28 05 15.4 20.1 VuEY122H21
K17Y05M KC2017 12 27.36089607 38 09.68 +28 06 26.2 20.2 VuEY122H21
K17Y05M C2017 12 27.39528 07 38 14.31 +28 18 23.9 19.8 GUEY122I52
K17Y05M C2017 12 27.39827 07 38 14.50 +28 19 24.3 20.0 GUEY122I52
K17Y05M C2017 12 27.40363 07 38 14.81 +28 21 14.0 19.9 GUEY122I52
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. 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.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 0.61-m f/4.5
astrograph + 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.
Orbital elements:
2017 YM5 Earth MOID = 0.0770 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 281.71773 (2000.0) P Q
n 0.65814433 Peri. 5.65624 -0.18751981 -0.88713986
a 1.3089467 Node 95.69141 +0.88377756 -0.33974034
e 0.1914370 Incl. 25.07316 +0.42868817 +0.31234496
P 1.50 H 24.8 G 0.15 U 7
Residuals in seconds of arc
171225 G96 0.3+ 1.1- 171225 I52 0.1- 0.8+ 171227 G96 0.2- 0.2+
171225 G96 0.2- 0.4+ 171226 I52 0.3+ 0.3+ 171227 G96 0.2+ 0.1-
171225 G96 0.0 0.3+ 171226 I52 0.3+ 0.1- 171227 G96 0.3+ 0.3+
171225 G96 0.3+ 0.1- 171226 I52 0.2- 0.3+ 171227 H21 0.0 0.1-
171225 G96 0.2- 0.2- 171226 926 0.1- 0.1- 171227 H21 0.1- 0.2+
171225 G96 0.0 0.0 171226 926 0.2- 0.0 171227 H21 0.0 0.1+
171225 G96 0.2+ 0.6- 171226 926 0.1- 0.3- 171227 I52 0.1+ 0.1-
171225 G96 0.0 0.0 171226 926 0.1- 0.2- 171227 I52 0.1+ 0.6-
171225 I52 0.0 0.2+ 171226 926 0.3- 0.3- 171227 I52 0.2- 0.1+
171225 I52 0.1- 0.2+ 171226 926 0.0 0.1+
171225 I52 0.0 0.2+ 171227 G96 0.0 0.2+
Ephemeris:
2017 YM5 a,e,i = 1.31, 0.19, 25 q = 1.0584
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 11 27 07 03 44.8 -39 05 15 0.2491 1.0881 107.5 59.9 24.1
...
2017 12 12 07 19 02.8 -26 59 12 0.1452 1.0683 121.8 51.6 22.7
...
2017 12 20 07 27 44.6 -07 40 24 0.09813 1.0619 141.0 35.7 21.4
...
2017 12 26 07 35 55.3 +20 26 08 0.07945 1.0592 161.7 16.9 20.3
2017 12 27 07 37 34.6 +26 03 50 0.07879 1.0590 162.8 16.0 20.3
2017 12 28 07 39 21.3 +31 43 33 0.07895 1.0587 161.9 16.8 20.3
...
2018 01 03 07 54 11.5 +60 53 45 0.09510 1.0584 140.5 36.2 21.3
...
2018 01 11 08 47 52.8 +81 10 25 0.1403 1.0609 120.1 53.3 22.6
...
2018 01 26 17 21 50.7 +84 51 48 0.2411 1.0738 105.3 62.2 24.1
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-Y122
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