MPEC 2020-W130 : 2015 EQ7
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M.P.E.C. 2020-W130 Issued 2020 November 23, 18:42 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
2015 EQ7
Revision to MPEC 2015-F28
Additional Observations:
K15E07Q C2020 11 08.57232605 09 30.950-15 27 02.53 22.28GVEW130F51
K15E07Q C2020 11 08.58433105 09 30.480-15 27 40.43 22.13GVEW130F51
K15E07Q C2020 11 08.59637205 09 30.064-15 28 17.97 22.52GVEW130F51
K15E07Q C2020 11 08.60841805 09 29.644-15 28 55.53 22.03GVEW130F51
K15E07Q C2020 11 10.49937705 08 43.314-17 06 41.49 21.91GVEW130F52
K15E07Q C2020 11 10.52119705 08 42.318-17 07 49.10 22.63GVEW130F52
K15E07Q KC2020 11 23.36840 04 57 25.81 -26 45 04.5 22.5 RoEW130291
K15E07Q KC2020 11 23.37737 04 57 25.09 -26 45 24.6 22.8 RoEW130291
Observer details:
291 LPL/Spacewatch II. Observer M. T. Read. 1.8-m f/2.7 reflector + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, A.
Schultz, M. Willman. Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R.
Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, K. Chambers, T. Dukes, T.
Lowe, A. Schultz, M. Willman. Measurers S. Chastel, M. Huber, Y.
Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
201108 F51 39.0+ 8.9+ 201123 291 42.6+ 5.1+ MPO369258 +0.00 days
Orbital elements:
2015 EQ7 Earth MOID = 0.0781 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 281.60589 (2000.0) P Q
n 0.81375255 Peri. 334.79778 -0.97115118 -0.23519818
a 1.1362515 Node 191.80246 +0.23805586 -0.94655224
e 0.0557365 Incl. 11.08757 +0.01395695 -0.22072760
P 1.21 H 23.6 G 0.15 U 2
Residuals in seconds of arc
150315 F51 0.0 0.2- 150319 474 0.4- 0.1+ 150423 H21 0.3- 0.1-
150315 F51 0.1+ 0.0 150329 705 0.5- 0.6- 150423 H21 0.3- 0.3-
150315 F51 0.2+ 0.0 150329 705 0.0 0.6- 150423 H21 0.0 0.5-
150315 K92 0.1- 0.1- 150329 705 0.1- 0.6+ 150424 H21 0.0 0.1-
150315 K92 0.2- 0.0 150330 H21 0.0 0.7- 150424 H21 0.0 0.2-
150315 K92 0.0 0.2- 150330 H21 0.4- 0.5+ 150424 H21 0.2+ 0.1+
150315 K92 0.0 0.2- 150401 H21 0.4- 0.8+ 150510 926 0.1- 0.3+
150316 K91 0.0 0.1+ 150401 H21 0.5+ 0.3- 150510 926 0.1- 0.1+
150316 K91 0.0 0.0 150401 H21 0.2- 0.3+ 150510 926 0.6- 0.7-
150316 K91 0.1+ 0.3+ 150402 705 0.3+ 1.4- 150513 H21 0.2+ 0.2+
150316 K91 0.0 0.0 150402 705 0.2+ 0.7+ 150513 H21 0.2+ 0.2+
150316 K91 0.0 0.2- 150409 448 0.2+ 0.2+ 150513 H21 0.1- 0.2+
150316 K91 0.4+ 0.3+ 150409 448 1.0+ 0.2+ 201108 F51 0.4+ 0.5+
150316 807 0.1- 0.0 150409 448 0.1- 0.1+ 201108 F51 0.2- 0.1-
150316 807 0.2+ 0.0 150414 926 0.1- 0.3+ 201108 F51 0.1- 0.2-
150316 807 0.1+ 0.1+ 150414 926 0.4- 0.9+ 201108 F51 0.1- 0.4-
150319 807 0.2- 0.0 150414 926 0.3+ 0.4- 201110 F52 0.1+ 0.5+
150319 807 0.1- 0.3+ 150416 G96 0.2- 0.2- 201110 F52 0.0 0.2-
150319 807 0.3- 0.2+ 150416 G96 0.0 0.1- 201123 291 0.6- 0.4+
150319 474 0.4- 0.3- 150416 G96 0.1+ 0.2+ 201123 291 0.2+ 0.2+
150319 474 0.0 0.3+ 150416 G96 0.0 0.0
Ephemeris:
2015 EQ7 a,e,i = 1.14, 0.06, 11 q = 1.0729
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 10 24 05 06 41.1 -01 36 39 0.2502 1.1725 130.4 40.2 22.5
...
2020 11 08 05 09 43.3 -14 56 40 0.2287 1.1611 133.9 38.0 22.2
...
2020 11 16 05 05 02.7 -21 35 18 0.2255 1.1544 132.9 38.8 22.2
...
2020 11 22 04 59 02.5 -25 52 20 0.2264 1.1493 131.1 40.4 22.3
2020 11 23 04 57 52.6 -26 30 43 0.2268 1.1484 130.7 40.7 22.3
2020 11 24 04 56 40.5 -27 07 43 0.2272 1.1475 130.3 41.0 22.3
...
2020 11 30 04 48 49.5 -30 19 37 0.2310 1.1422 127.7 43.1 22.4
...
2020 12 08 04 37 36.7 -33 12 44 0.2382 1.1350 123.8 46.1 22.5
...
2020 12 23 04 20 04.9 -34 37 14 0.2547 1.1216 116.8 51.5 22.8
A. U. Tomatic (C) Copyright 2020 MPC M.P.E.C. 2020-W130
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