MPEC 2017-M89 : 2017 MY4
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M.P.E.C. 2017-M89 Issued 2017 June 29, 01:51 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 MY4
Observations:
K17M04Y* C2017 06 23.41494 17 08 35.891-05 10 36.38 22.4 wLEM089F51
K17M04Y C2017 06 23.42583 17 08 35.299-05 10 02.75 22.1 wLEM089F51
K17M04Y C2017 06 23.43671 17 08 34.747-05 09 29.68 22.1 wLEM089F51
K17M04Y KC2017 06 25.18990617 07 31.35 -03 42 51.5 22.4 VuEM089H21
K17M04Y KC2017 06 25.19294717 07 31.21 -03 42 42.8 22.1 VuEM089H21
K17M04Y KC2017 06 25.19720517 07 31.01 -03 42 30.3 22.1 VuEM089H21
K17M04Y KC2017 06 25.20633117 07 30.58 -03 42 03.7 22.1 VuEM089H21
K17M04Y KC2017 06 28.14430417 06 02.81 -01 27 16.2 22.2 VuEM089H21
K17M04Y KC2017 06 28.15506517 06 02.40 -01 26 48.4 22.1 VuEM089H21
K17M04Y KC2017 06 28.16999917 06 01.86 -01 26 09.2 22.3 VuEM089H21
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Goggia, 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.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 1.3-m f/4.0
astrograph + CCD.
Orbital elements:
2017 MY4 Earth MOID = 0.2284 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 47.84250 (2000.0) P Q
n 0.60300720 Peri. 8.57580 -0.10146836 +0.96458212
a 1.3875684 Node 255.86720 -0.92699339 -0.18050845
e 0.1048759 Incl. 14.54178 -0.36109200 +0.19234871
P 1.63 H 23.7 G 0.15 U 7
Residuals in seconds of arc
170623 F51 0.0 0.2- 170625 H21 0.1+ 0.2- 170628 H21 0.1- 0.2-
170623 F51 0.2- 0.2+ 170625 H21 0.0 0.0 170628 H21 0.1+ 0.0
170623 F51 0.2+ 0.0 170625 H21 0.2- 0.2+
170625 H21 0.1+ 0.1- 170628 H21 0.1+ 0.1+
Ephemeris:
2017 MY4 a,e,i = 1.39, 0.10, 15 q = 1.2420
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 05 30 17 30 44.5 -29 20 12 0.2391 1.2451 163.8 13.1 21.8
...
2017 06 14 17 16 15.6 -14 04 01 0.2291 1.2421 170.3 7.9 21.5
...
2017 06 22 17 09 33.7 -06 23 45 0.2392 1.2423 158.7 17.2 22.0
...
2017 06 28 17 06 06.1 -01 33 14 0.2529 1.2433 150.7 23.6 22.3
2017 06 29 17 05 41.3 -00 50 14 0.2557 1.2436 149.4 24.6 22.4
2017 06 30 17 05 19.4 -00 08 50 0.2585 1.2438 148.2 25.5 22.4
...
2017 07 06 17 04 11.0 +03 26 46 0.2776 1.2458 141.4 30.6 22.7
...
2017 07 14 17 05 24.5 +06 53 09 0.3075 1.2495 133.9 35.9 23.1
...
2017 07 29 17 15 27.3 +10 05 35 0.3727 1.2595 123.4 42.3 23.7
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-M89
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