MPEC 2010-P54 : 2010 NW117
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M.P.E.C. 2010-P54 Issued 2010 Aug. 12, 22:57 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Commission 20 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.org/iau/mpc.html ISSN 1523-6714
2010 NW117
Observations:
K10NB7W* C2010 07 08.31989 21 17 09.35 -10 23 10.2 20.5 V EP054691
K10NB7W C2010 07 08.33005 21 17 09.12 -10 23 07.5 20.3 V EP054691
K10NB7W C2010 07 08.34024 21 17 08.93 -10 23 05.6 20.2 V EP054691
K10NB7W C2010 08 03.57569 20 56 57.65 -09 31 52.9 18.3 R EP054D29
K10NB7W C2010 08 03.58941 20 56 56.59 -09 31 53.3 18.6 R EP054D29
K10NB7W C2010 08 03.60274 20 56 55.43 -09 31 53.8 18.2 R EP054D29
K10NB7W C2010 08 03.61686 20 56 54.37 -09 31 53.1 18.5 R EP054D29
K10NB7W C2010 08 11.22273 20 46 47.33 -09 35 17.8 18.4 EP054704
K10NB7W C2010 08 11.23538 20 46 46.19 -09 35 19.9 19.0 EP054704
K10NB7W C2010 08 11.24811 20 46 45.07 -09 35 20.0 18.7 EP054704
K10NB7W C2010 08 11.26110 20 46 43.87 -09 35 20.7 18.8 EP054704
K10NB7W C2010 08 11.27358 20 46 42.78 -09 35 21.4 19.1 EP054704
K10NB7W C2010 08 12.16548320 45 27.42 -09 36 16.4 18.3 V EP054H21
K10NB7W C2010 08 12.17493420 45 26.58 -09 36 17.0 18.4 V EP054H21
K10NB7W C2010 08 12.18200220 45 25.93 -09 36 17.6 18.5 V EP054H21
K10NB7W C2010 08 12.18465 20 45 25.94 -09 36 16.2 18.6 C EP054H15
K10NB7W C2010 08 12.18666 20 45 25.78 -09 36 16.3 19.1 C EP054H15
K10NB7W C2010 08 12.18865 20 45 25.55 -09 36 16.1 19.2 C EP054H15
K10NB7W C2010 08 12.19071 20 45 25.37 -09 36 16.6 19.1 C EP054H15
K10NB7W C2010 08 12.20728 20 45 23.97 -09 36 17.1 18.8 V EP054291
K10NB7W C2010 08 12.21103 20 45 23.63 -09 36 17.2 18.8 V EP054291
K10NB7W C2010 08 12.21476 20 45 23.30 -09 36 17.5 18.8 V EP054291
K10NB7W *C2010 08 12.33063 20 45 12.83 -09 36 26.2 18.2 C EP054H06
K10NB7W *C2010 08 12.34085 20 45 11.86 -09 36 26.3 18.5 C EP054H06
K10NB7W |C2010 08 12.35316 20 45 10.77 -09 36 26.4 EP054H06
K10NB7W |C2010 08 12.35782 20 45 10.36 -09 36 26.4 EP054H06
K10NB7W |C2010 08 12.36248 20 45 09.94 -09 36 26.6 18.5 C EP054H06
K10NB7W C2010 08 12.55188 20 44 54.54 -09 36 40.3 19.1 R EP054300
K10NB7W C2010 08 12.57777 20 44 52.25 -09 36 42.2 19.0 R EP054300
K10NB7W C2010 08 12.57954 20 44 52.05 -09 36 42.0 19.0 R EP054300
K10NB7W C2010 08 12.86001 20 44 27.98 -09 37 03.6 18.2 V EP054B42
K10NB7W C2010 08 12.86427 20 44 27.59 -09 37 05.1 18.7 V EP054B42
K10NB7W C2010 08 12.86990 20 44 27.10 -09 37 05.7 18.0 V EP054B42
K10NB7W C2010 08 12.88390 20 44 25.86 -09 37 06.5 18.3 V EP054B42
K10NB7W KC2010 08 12.92041 20 44 22.97 -09 37 08.0 EP054J95
K10NB7W KC2010 08 12.92720 20 44 22.39 -09 37 08.6 EP054J95
K10NB7W KC2010 08 12.93260 20 44 21.88 -09 37 08.9 19.0 R EP054J95
Observer details:
291 LPL/Spacewatch II. Observer T. H. Bressi. 1.8-m f/2.7 reflector + CCD.
300 Bisei Spaceguard Center--BATTeRS.
691 Steward Observatory, Kitt Peak. Observer T. H. Bressi. 0.9-m f/3
reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, G. Spitz,
R. Brungard, J. Paige, P. Festler. 1.0-m f/2.15 reflector + CCD.
B42 Vitebsk. Observer V. Nevski. 0.3-m f/5.0 reflector + CCD.
D29 Purple Mountain Observatory, XuYi Station. Observers H. B. Zhao,
J. S. Yao, G. T. Zhaori, H. Lu, M. Wang, R. Q. Hong, L. F. Hu. Measurers
H. B. Zhao, G. T. Zhaori, H. Lu. 1.04-m f/1.8 Schmidt + CCD.
H06 RAS Observatory, Mayhill. Observers R. Ligustri, H. Sato. 0.25-m f/3
reflector + CCD, 0.25-m f/3.4 reflector + CCD.
H15 ISON-NM Observatory, Mayhill. Observer L. Elenin. 0.45-m f/2.8
astrograph + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurer S. Foglia. 0.61-m f/4.5 astrograph + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2010 NW117 Earth MOID = 0.1130 AU
Epoch 2010 July 23.0 TT = JDT 2455400.5 MPC
M 325.43491 (2000.0) P Q
n 0.27279698 Peri. 148.43456 +0.75022650 -0.65874050
a 2.3545596 Node 252.87887 +0.59358486 +0.70885090
e 0.5332217 Incl. 3.40463 +0.29123394 +0.25217328
P 3.61 H 18.3 G 0.15 U 6
Residuals in seconds of arc
100708 691 0.3+ 0.2- 100812 H21 0.2+ 0.3- 100812 H06 0.2+ 0.8+
100708 691 0.2- 0.3+ 100812 H21 0.0 0.4- 100812 300 0.6+ 0.1+
100708 691 0.1- 0.0 100812 H15 0.1- 0.2- 100812 300 1.3+ 0.0
100803 D29 0.4+ 0.4+ 100812 H15 0.2+ 0.2- 100812 300 0.7+ 0.3+
100803 D29 0.5+ 0.0 100812 H15 0.5- 0.2+ 100812 B42 0.7- 0.7+
100803 D29 1.2- 0.5- 100812 H15 0.4- 0.2- 100812 B42 0.9- 0.5-
100803 D29 0.5- 0.2+ 100812 291 0.4- 0.2+ 100812 B42 0.7- 0.7-
100811 704 1.0+ 0.4+ 100812 291 0.4- 0.4+ 100812 B42 0.6- 0.6-
100811 704 0.8+ 0.9- 100812 291 0.4- 0.3+ 100812 J95 0.1- 0.1-
100811 704 1.0+ 0.2- 100812 H06 0.7+ 0.7- 100812 J95 0.3+ 0.2-
100811 704 0.5+ 0.2- 100812 H06 0.1- 0.2- 100812 J95 0.1- 0.1-
100811 704 0.9+ 0.2- 100812 H06 0.1+ 0.4+
100812 H21 0.1+ 0.3- 100812 H06 0.2+ 0.7+
Ephemeris:
2010 NW117 a,e,i = 2.35, 0.53, 3 q = 1.0991
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2010 08 12 20 45.69 -09 35.9 0.606 1.612 168.7 7.1 18.8
2010 08 22 20 31.34 -09 51.4 0.559 1.542 157.3 14.6 18.8
2010 09 01 20 18.32 -10 13.5 0.528 1.473 145.1 23.1 18.8
2010 09 11 20 09.11 -10 36.7 0.509 1.406 133.4 31.4 18.9
2010 09 21 20 05.64 -10 54.8 0.499 1.342 123.0 38.9 19.0
2010 10 01 20 08.73 -11 03.0 0.491 1.283 114.1 45.5 19.0
2010 10 11 20 18.61 -10 56.4 0.484 1.229 106.7 51.1 19.1
2010 10 21 20 35.20 -10 29.5 0.474 1.182 101.0 55.8 19.1
2010 10 31 20 58.22 -09 37.2 0.462 1.144 96.8 59.5 19.1
2010 11 10 21 27.58 -08 13.2 0.449 1.117 94.2 62.2 19.0
2010 11 20 22 03.20 -06 11.5 0.435 1.102 93.2 63.5 19.0
2010 11 30 22 44.72 -03 29.4 0.426 1.100 93.8 63.5 18.9
2010 12 10 23 31.39 -00 09.6 0.425 1.111 95.7 61.9 18.9
2010 12 20 00 21.57 +03 34.7 0.436 1.134 98.5 59.1 18.9
2010 12 30 01 12.77 +07 20.6 0.463 1.168 101.6 55.6 19.0
2011 01 09 02 02.49 +10 45.7 0.509 1.212 104.0 51.9 19.2
2011 01 19 02 48.91 +13 35.8 0.572 1.264 105.5 48.6 19.4
2011 01 29 03 31.15 +15 47.4 0.653 1.322 105.8 45.8 19.7
2011 02 08 04 09.30 +17 23.8 0.750 1.384 104.9 43.5 20.1
2011 02 18 04 43.84 +18 30.6 0.861 1.450 103.1 41.6 20.4
2011 02 28 05 15.33 +19 13.0 0.984 1.518 100.5 39.9 20.8
2011 03 10 05 44.36 +19 35.2 1.118 1.588 97.4 38.3 21.1
2011 03 20 06 11.39 +19 40.3 1.262 1.659 93.8 36.8 21.4
2011 03 30 06 36.76 +19 30.9 1.414 1.729 89.9 35.3 21.7
2011 04 09 07 00.75 +19 08.7 1.572 1.800 85.7 33.7 22.0
Timothy B. Spahr (C) Copyright 2010 MPC M.P.E.C. 2010-P54
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