MPEC 2017-G47 : 2017 GR4
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M.P.E.C. 2017-G47 Issued 2017 Apr. 4, 18:20 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 GR4
Observations:
K17G04R* C2017 04 01.54563 15 53 29.059-14 50 00.28 21.1 wLEG047F51
K17G04R C2017 04 01.55804 15 53 30.412-14 49 40.28 21.0 wLEG047F51
K17G04R C2017 04 01.57043 15 53 31.772-14 49 19.98 20.9 wLEG047F51
K17G04R |C2017 04 02.34142 15 54 59.87 -14 27 58.5 20.9 VuEG047807
K17G04R |C2017 04 02.34524 15 55 00.27 -14 27 52.2 21.0 VuEG047807
K17G04R |C2017 04 02.34907 15 55 00.70 -14 27 45.7 21.0 VuEG047807
K17G04R C2017 04 02.46628 15 55 13.93 -14 24 45.5 21.0 RoEG047926
K17G04R C2017 04 02.47503 15 55 14.91 -14 24 31.0 21.4 RoEG047926
K17G04R C2017 04 02.48387 15 55 15.89 -14 24 16.0 21.7 RoEG047926
K17G04R _C2017 04 02.63001915 55 32.255-14 20 09.70 20.9 GUEG047568
K17G04R _C2017 04 02.63100515 55 32.358-14 20 08.07 21.1 GUEG047568
K17G04R _C2017 04 02.63199415 55 32.468-14 20 06.38 21.1 GUEG047568
K17G04R |C2017 04 03.22575 15 56 40.19 -14 03 13.8 20.9 VuEG047807
K17G04R |C2017 04 03.22957 15 56 40.57 -14 03 07.6 21.3 VuEG047807
K17G04R |C2017 04 03.23340 15 56 41.00 -14 03 01.1 21.3 VuEG047807
K17G04R C2017 04 03.42427 15 57 01.88 -13 57 52.1 21.0 RoEG047926
K17G04R C2017 04 03.42810 15 57 02.30 -13 57 45.2 21.1 RoEG047926
K17G04R C2017 04 03.43190 15 57 02.70 -13 57 38.8 20.7 RoEG047926
K17G04R |C2017 04 04.31805 15 58 40.64 -13 31 59.8 21.1 VuEG047807
K17G04R |C2017 04 04.32099 15 58 40.98 -13 31 54.6 21.4 VuEG047807
K17G04R |C2017 04 04.32239 15 58 41.14 -13 31 52.4 21.3 VuEG047807
K17G04R C2017 04 04.48799 15 58 58.99 -13 27 19.4 20.5 RoEG047926
K17G04R C2017 04 04.49181 15 58 59.37 -13 27 12.4 21.0 RoEG047926
K17G04R C2017 04 04.49564 15 58 59.72 -13 27 05.3 21.0 RoEG047926
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.
807 Cerro Tololo. Observers T. Linder, R. Holmes. 0.61-m f/6.5 astrograph
+ CCD.
926 Tenagra II Observatory. Observers M. Schwartz, P. R. Holvorcem. Measurer
M. Schwartz. 0.41-m f/3.75 astrograph + CCD, 0.81-m f/7 Ritchey-Chretien
+ CCD.
F51 Pan-STARRS 1, Haleakala. Observers B. Gibson, T. Goggia, S. Kahale,
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.
Orbital elements:
2017 GR4
Epoch 2017 Feb. 16.0 TT = JDT 2457800.5 MPC
M 347.69749 (2000.0) P Q
n 0.18977529 Peri. 21.12581 -0.73200438 +0.67165077
a 2.9989987 Node 202.34948 -0.66021099 -0.74070273
e 0.5143509 Incl. 17.48624 -0.16819937 -0.01564345
P 5.19 H 20.2 G 0.15 U 7
Residuals in seconds of arc
170401 F51 0.0 0.1+ 170402 926 0.3+ 0.1+ 170403 926 0.1+ 0.2+
170401 F51 0.0 0.1- 170402 568 0.1- 0.0 170403 926 0.1+ 0.1+
170401 F51 0.1+ 0.0 170402 568 0.1- 0.1- 170404 807 0.5- 0.1+
170402 807 0.1- 0.2+ 170402 568 0.1- 0.0 170404 807 0.0 0.2+
170402 807 0.3- 0.1+ 170403 807 0.3+ 0.1+ 170404 807 0.2+ 0.0
170402 807 0.0 0.3+ 170403 807 0.1- 0.1- 170404 926 0.5+ 0.5-
170402 926 0.6- 0.0 170403 807 0.2+ 0.1- 170404 926 0.2+ 0.1-
170402 926 0.1- 0.1- 170403 926 0.1- 0.2- 170404 926 0.5- 0.3+
Ephemeris:
2017 GR4 a,e,i = 3.00, 0.51, 17 q = 1.4565
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 03 05 14 51 49.6 -22 51 17 0.8057 1.5350 116.9 35.2 22.1
...
2017 03 20 15 27 10.8 -19 35 24 0.6811 1.4943 125.0 33.1 21.6
...
2017 03 28 15 44 26.4 -16 46 17 0.6268 1.4783 129.5 31.4 21.4
...
2017 04 03 15 56 14.2 -14 09 42 0.5925 1.4691 133.0 29.9 21.2
2017 04 04 15 58 05.6 -13 41 16 0.5873 1.4678 133.6 29.6 21.2
2017 04 05 15 59 54.8 -13 12 13 0.5823 1.4666 134.1 29.3 21.1
...
2017 04 11 16 10 05.5 -10 05 47 0.5557 1.4607 137.5 27.6 21.0
...
2017 04 19 16 21 27.6 -05 32 10 0.5297 1.4568 141.5 25.4 20.8
...
2017 05 04 16 35 23.3 +03 18 08 0.5110 1.4618 146.5 22.4 20.6
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