MPEC 2017-N04 : 2017 MD7
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M.P.E.C. 2017-N04 Issued 2017 July 1, 03:42 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 MD7
Observations:
K17M07D* C2017 06 23.45670 19 49 37.299-24 38 59.19 20.4 wLEN004F51
K17M07D C2017 06 23.46863 19 49 33.820-24 38 34.15 20.5 wLEN004F51
K17M07D C2017 06 23.48057 19 49 30.327-24 38 09.04 20.5 wLEN004F51
K17M07D C2017 06 23.49251 19 49 26.822-24 37 43.79 20.5 wLEN004F51
K17M07D _C2017 06 24.59388419 44 12.613-23 58 25.15 20.1 GUEN004568
K17M07D _C2017 06 24.59486919 44 12.326-23 58 22.99 20.1 GUEN004568
K17M07D _C2017 06 24.59586719 44 12.033-23 58 20.78 20.0 GUEN004568
K17M07D C2017 06 28.31461 19 26 33.55 -21 40 26.5 20.1 VqEN004I52
K17M07D C2017 06 28.31537 19 26 33.31 -21 40 24.7 20.0 VqEN004I52
K17M07D C2017 06 28.31613 19 26 33.12 -21 40 23.0 19.3 VqEN004I52
K17M07D C2017 06 30.32181 19 17 08.57 -20 23 35.3 20.3 VqEN004I52
K17M07D C2017 06 30.32430 19 17 07.85 -20 23 29.3 qEN004I52
Observer details:
568 Mauna Kea. Observers R. J. Wainscoat, D. Woodworth. Measurers M. Micheli,
R. J. Wainscoat. 3.6-m Canada-France-Hawaii Telescope + CCD.
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.
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 MD7 Earth MOID = 0.3161 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 195.18786 (2000.0) P Q
n 0.90102602 Peri. 202.08475 -0.48673395 -0.72376825
a 1.0616414 Node 280.30575 +0.85725574 -0.28810917
e 0.4046269 Incl. 29.81175 +0.16793648 -0.62701884
P 1.09 H 20.7 G 0.15 U 8
Residuals in seconds of arc
170623 F51 0.1- 0.0 170624 568 0.2- 0.1+ 170628 I52 0.1- 0.1-
170623 F51 0.1+ 0.0 170624 568 0.1- 0.1+ 170628 I52 0.3+ 0.1-
170623 F51 0.1+ 0.0 170624 568 0.2- 0.1+ 170630 I52 0.0 0.1-
170623 F51 0.0 0.0 170628 I52 0.1+ 0.1- 170630 I52 0.1- 0.2+
Ephemeris:
2017 MD7 a,e,i = 1.06, 0.40, 30 q = 0.6321
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 06 01 21 15 38.3 -34 21 43 0.4996 1.3254 118.2 42.4 21.5
...
2017 06 16 20 23 30.1 -28 38 35 0.4314 1.3832 142.5 26.6 20.8
...
2017 06 24 19 47 02.8 -24 19 31 0.4141 1.4090 158.0 15.7 20.4
...
2017 06 30 19 18 38.6 -20 35 44 0.4141 1.4259 169.7 7.3 20.1
2017 07 01 19 14 00.2 -19 57 10 0.4152 1.4286 171.4 6.1 20.0
2017 07 02 19 09 24.9 -19 18 30 0.4167 1.4312 173.0 5.0 20.0
...
2017 07 08 18 43 28.5 -15 29 36 0.4328 1.4455 170.8 6.4 20.2
...
2017 07 16 18 14 40.2 -10 55 32 0.4715 1.4616 156.8 15.9 20.8
...
2017 07 31 17 40 53.3 -04 58 16 0.5840 1.4823 134.2 29.4 21.7
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-N04
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