MPEC 2017-Y133: 2017 YX5
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M.P.E.C. 2017-Y133 Issued 2017 Dec. 28, 22:46 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 YX5
Observations:
K17Y05X* C2017 12 25.41829 05 20 56.998+00 00 09.96 21.7 wUEY133F51
K17Y05X C2017 12 25.44256 05 20 58.707-00 02 18.05 22.1 wUEY133F51
K17Y05X C2017 12 25.45476 05 20 59.566-00 03 32.56 21.6 wUEY133F51
K17Y05X _C2017 12 26.31189905 22 31.872-01 33 03.40 21.4 GUEY133568
K17Y05X _C2017 12 26.31284305 22 31.949-01 33 09.44 21.4 GUEY133568
K17Y05X _C2017 12 26.31378805 22 32.023-01 33 15.54 21.4 GUEY133568
K17Y05X KC2017 12 26.38283 05 22 34.33 -01 40 55.4 21.4 RoEY133291
K17Y05X KC2017 12 26.38832 05 22 34.83 -01 41 30.8 21.5 RoEY133291
K17Y05X KC2017 12 26.39380 05 22 35.34 -01 42 06.3 oEY133291
K17Y05X C2017 12 28.24548 05 26 17.43 -05 13 23.3 21.9 GUEY133I52
K17Y05X C2017 12 28.25376 05 26 18.25 -05 14 22.6 21.3 GUEY133I52
K17Y05X C2017 12 28.25790 05 26 18.69 -05 14 52.7 21.4 GUEY133I52
Observer details:
291 LPL/Spacewatch II. Observer A. F. Tubbiolo. 1.8-m f/2.7 reflector + CCD.
568 Mauna Kea. Observers R. J. Wainscoat, R. Weryk, L. Wells. Measurers
M. Micheli, R. Weryk. 3.6-m Canada-France-Hawaii Telescope + CCD.
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. 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 YX5 Earth MOID = 0.0782 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 311.16107 (2000.0) P Q
n 0.32264731 Peri. 249.65845 -0.73845387 -0.66716672
a 2.1053163 Node 248.35455 +0.65126102 -0.66805853
e 0.5365602 Incl. 6.04286 +0.17477116 -0.32952446
P 3.05 H 25.0 G 0.15 U 7
Residuals in seconds of arc
171225 F51 0.0 0.0 171226 568 0.1+ 0.3+ 171226 291 0.5+ 0.2-
171225 F51 0.0 0.0 171226 568 0.1+ 0.3+ 171228 I52 0.2- 0.4-
171225 F51 0.1- 0.1- 171226 291 0.3- 0.1- 171228 I52 0.3- 0.2+
171226 568 0.1+ 0.3+ 171226 291 0.1+ 0.1- 171228 I52 0.2+ 0.1+
Ephemeris:
2017 YX5 a,e,i = 2.11, 0.54, 6 q = 0.9757
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 11 28 05 02 10.3 +22 52 53 0.2830 1.2655 169.0 8.6 23.4
...
2017 12 13 05 08 38.0 +14 45 42 0.1815 1.1642 171.2 7.4 22.2
...
2017 12 21 05 14 59.9 +06 33 22 0.1387 1.1155 160.5 17.1 21.9
...
2017 12 27 05 23 45.6 -02 47 50 0.1123 1.0823 150.2 26.8 21.6
2017 12 28 05 25 45.5 -04 43 05 0.1084 1.0771 148.3 28.7 21.6
2017 12 29 05 27 57.3 -06 45 29 0.1047 1.0720 146.2 30.7 21.6
...
2018 01 04 05 46 41.6 -21 43 40 0.08686 1.0437 132.2 44.2 21.5
...
2018 01 12 06 39 28.5 -47 19 30 0.07762 1.0126 109.9 66.0 21.8
...
2018 01 27 12 06 48.1 -70 26 04 0.1053 0.9790 83.8 90.0 23.2
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-Y133
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