[Iaude] MPEC M87: 2017 MM8 [a=0.89,e=0.67,i=23.3,H=22.56]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Mon Jun 27 20:36:27 EDT 2022
M.P.E.C. 2022-M87 Issued 2022 June 28, 00:33 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2017 MM8
Revision to MPEC 2017-N34
Additional Observations:
K17M08M C2022 06 11.53431020 19 15.742-11 35 29.12 22.42GVEM087F52
K17M08M C2022 06 11.54588120 19 14.819-11 35 43.90 22.11GVEM087F52
K17M08M C2022 06 11.55747320 19 13.949-11 35 59.39 22.34GVEM087F52
K17M08M C2022 06 11.56909420 19 13.034-11 36 13.49 22.86GVEM087F52
K17M08M C2022 06 21.45786619 59 58.723-16 41 04.01 21.67GVEM087F52
K17M08M C2022 06 21.46996419 59 56.405-16 41 35.35 21.12GVEM087F52
K17M08M C2022 06 21.48221719 59 54.063-16 42 07.35 21.41GVEM087F52
K17M08M 2C2022 06 27.00310 19 38 09.59 -21 29 51.8 19.8 GVEM087Z84
K17M08M 2C2022 06 27.00931 19 38 07.64 -21 30 15.1 21.0 GVEM087Z84
K17M08M 2C2022 06 27.01513 19 38 05.82 -21 30 36.9 20.1 GVEM087Z84
K17M08M 2C2022 06 27.02057 19 38 04.08 -21 30 57.1 20.3 GVEM087Z84
K17M08M 2C2022 06 27.02794 19 38 01.77 -21 31 25.2 20.9 GVEM087Z84
K17M08M 2C2022 06 27.04658 19 37 55.90 -21 32 35.2 20.5 GVEM087Z84
K17M08M KC2022 06 27.54948 19 35 20.26 -22 03 56.4 20.5 GVEM087Q64
K17M08M KC2022 06 27.55080 19 35 19.82 -22 04 01.5 20.2 GVEM087Q64
K17M08M KC2022 06 27.55211 19 35 19.37 -22 04 06.6 20.5 GVEM087Q64
K17M08M C2022 06 27.70100 19 34 29.66 -22 13 46.8 20.5 GVEM087Q64
K17M08M C2022 06 27.70166 19 34 29.39 -22 13 49.3 20.5 GVEM087Q64
K17M08M C2022 06 27.70527 19 34 28.21 -22 14 03.0 20.7 GVEM087Q64
K17M08M KC2022 06 27.88387 19 33 32.12 -22 25 44.0 21.0 VtEM087K93
K17M08M KC2022 06 27.88486 19 33 31.80 -22 25 47.8 20.8 VtEM087K93
K17M08M KC2022 06 27.88686 19 33 31.12 -22 25 55.4 20.9 VtEM087K93
Observer details:
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, K. Chambers, T. Dukes, T.
Lowe, A. Schultz, I. Smith. Measurers S. Chastel, J. Fairlamb, M. Huber,
Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
K93 Sutherland-LCO C. Observer P. Breitenstein. 1.0-m Ritchey-Chretien + CCD
(1m0a).
Q64 Siding Spring-LCO B. Observer P. Breitenstein. 1.0-m Ritchey-Chretien +
CCD.
Z84 Calar Alto-Schmidt. Observer E. Schwab. 0.8-m f/3 Schmidt + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
220611 F52 3.91+ 0.63+ 220627 K93 6.58+ 1.60+ MPO412152 +2.90 days
Orbital elements:
2017 MM8 Earth MOID = 0.1020 AU
Epoch 2022 Aug. 9.0 TT = JDT 2459800.5 Bell
M 310.21456 (2000.0) P Q
n 1.17890151 Peri. 336.36130 +0.22617283 -0.89182172
a 0.8874646 Node 98.64992 +0.94494386 +0.10322710
e 0.6673495 Incl. 23.34696 +0.23648882 +0.44045224
P 0.84 H 22.56 G 0.15 U 2
Residuals in seconds of arc
170624 F51 0.0 0.0 170702 807 0.1+ 0.0 220627 Z84 0.1- 0.0
170624 F51 0.1+ 0.1+ 170702 807 0.4- 0.0 220627 Z84 0.2+ 0.1+
170624 F51 0.4+ 0.0 220611 F52 0.3+ 0.2+ 220627 Q64 0.2+ 0.2-
170625 T14 0.1+ 0.0 220611 F52 0.3- 0.2+ 220627 Q64 0.1+ 0.1-
170625 T14 0.1+ 0.0 220611 F52 0.1- 0.5- 220627 Q64 0.1- 0.1-
170625 T14 0.2+ 0.1+ 220611 F52 0.5- 0.3+ 220627 Q64 0.4+ 0.2-
170628 T14 0.2+ 0.1+ 220621 F52 0.1+ 0.0 220627 Q64 0.2- 0.1-
170628 T14 0.2+ 0.1+ 220621 F52 0.0 0.1- 220627 Q64 0.2+ 0.2+
170628 T14 0.2+ 0.1+ 220621 F52 0.1+ 0.4- 220627 K93 0.3- 0.2-
170629 291 0.6- 0.1- 220627 Z84 0.0 0.0 220627 K93 0.0 0.0
170629 291 0.6- 0.0 220627 Z84 0.0 0.1+ 220627 K93 0.0 0.4+
170629 291 0.5- 0.1- 220627 Z84 0.1+ 0.2+
170702 807 0.0 0.1- 220627 Z84 0.2- 0.4+
Ephemeris:
2017 MM8 a,e,i = 0.89, 0.67, 23 q = 0.2952
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2022 05 29 20 25 51.6 -08 32 36 0.5989 1.4122 120.1 38.4 23.7
...
2022 06 13 20 17 27.5 -12 08 07 0.4122 1.3479 137.4 30.7 22.6
...
2022 06 21 20 01 19.0 -16 21 30 0.3211 1.3042 150.0 22.9 21.8
...
2022 06 27 19 38 10.1 -21 29 09 0.2601 1.2669 162.3 14.1 21.0
2022 06 28 19 32 52.6 -22 33 30 0.2509 1.2603 164.6 12.3 20.8
2022 06 29 19 27 03.5 -23 42 01 0.2419 1.2535 167.0 10.5 20.6
...
2022 07 05 18 37 28.1 -31 57 29 0.1965 1.2108 170.1 8.3 20.0
...
2022 07 13 16 33 52.2 -43 07 42 0.1675 1.1470 138.3 36.2 20.5
...
2022 07 28 12 33 52.5 -37 35 13 0.2206 1.0047 80.9 86.5 22.3
M. P. C. Staff (C) Copyright 2022 MPC M.P.E.C. 2022-M87
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