MPEC 2007-W47 : 2007 WW4
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M.P.E.C. 2007-W47 Issued 2007 Nov. 21, 21:41 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 http://www.cfa.harvard.edu/iau/mpc.html ISSN 1523-6714
2007 WW4
Observations:
K07W04W* C2007 11 19.63292 04 03 24.93 -37 00 41.4 17.4 V EW047E12
K07W04W C2007 11 19.64415 04 03 22.11 -36 59 02.3 17.6 V EW047E12
K07W04W C2007 11 19.65540 04 03 19.30 -36 57 23.0 17.6 V EW047E12
K07W04W C2007 11 19.70977 04 03 05.849-36 49 22.73 17.5 R EW047E12
K07W04W C2007 11 19.74731 04 02 56.812-36 43 51.09 17.5 R EW047E12
K07W04W 5C2007 11 20.40000 04 00 37.82 -35 12 47.9 17.1 R EW047673
K07W04W 5C2007 11 20.40330 04 00 37.05 -35 12 21.5 EW047673
K07W04W 5C2007 11 20.40634 04 00 36.35 -35 11 55.8 EW047673
K07W04W 5C2007 11 20.40851 04 00 35.78 -35 11 34.1 EW047673
K07W04W C2007 11 20.41419 04 00 38.950-35 10 02.26 17.4 R EW047E12
K07W04W C2007 11 20.49340 04 00 20.68 -34 59 18.3 17.6 R EW047474
K07W04W C2007 11 20.49456 04 00 20.43 -34 59 09.1 17.8 R EW047474
K07W04W C2007 11 20.49664 04 00 19.97 -34 58 52.1 17.7 R EW047474
K07W04W C2007 11 20.50845 04 00 17.41 -34 57 16.6 17.6 R EW047474
K07W04W C2007 11 20.59634 03 59 59.398-34 45 36.78 17.7 R EW047E12
K07W04W C2007 11 20.74222 03 59 28.441-34 26 01.61 17.7 R EW047E12
K07W04W C2007 11 21.64791 03 56 47.47 -32 31 06.9 18.2 R EW047D21
K07W04W C2007 11 21.65014 03 56 47.17 -32 30 51.8 18.2 R EW047D21
K07W04W C2007 11 21.65235 03 56 46.76 -32 30 34.8 18.3 R EW047D21
Observer details:
474 Mount John Observatory, Lake Tekapo. Observer A. C. Gilmore. 1.0-m f/7.7
reflector + CCD.
673 Table Mountain Observatory, Wrightwood. Observer D. Mayes. 0.6-m f/16
Cassegrain + CCD.
D21 Tenagra Observatory, Shenton Park. Observers P. Luckas, P. R. Holvorcem,
M. Schwartz. Measurer P. R. Holvorcem. 0.35-m f/9.4 Schmidt-Cassegrain
+ CCD.
E12 Siding Spring Survey. Observer R. H. McNaught. Measurers R. H. McNaught,
E. C. Beshore, A. Boattini, G. J. Garradd, A. R. Gibbs, A. D. Grauer,
R. E. Hill, R. A. Kowalski, S. M. Larson. 0.5-m Uppsala Schmidt + CCD.
Orbital elements:
2007 WW4 Earth MOID = 0.1186 AU
Epoch 2007 Oct. 27.0 TT = JDT 2454400.5 MPC
M 9.83003 (2000.0) P Q
n 0.31764767 Peri. 135.08866 +0.76805041 +0.64017818
a 2.1273499 Node 185.18587 -0.62670095 +0.74610400
e 0.7214450 Incl. 10.48316 -0.13169844 +0.18303201
P 3.10 H 19.5 G 0.15 U 9
Residuals in seconds of arc
071119 E12 0.1- 0.1+ 071120 673 0.1+ 0.7- 071120 E12 0.2+ 0.1-
071119 E12 0.0 0.0 071120 673 (1.0- 3.1+) 071120 E12 0.1- 0.0
071119 E12 0.0 0.1- 071120 E12 0.3+ 0.0 071121 D21 1.1- 0.5+
071119 E12 0.3- 0.1- 071120 474 0.0 0.1+ 071121 D21 0.4+ 0.7-
071119 E12 0.1- 0.0 071120 474 0.0 0.1- 071121 D21 0.4+ 0.2+
071120 673 0.9+ 0.5- 071120 474 0.1- 0.1+
071120 673 0.4+ 1.4- 071120 474 0.0 0.0
Ephemeris:
2007 WW4 a,e,i = 2.13, 0.72, 10 q = 0.5926
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 11 16 04 23.45 -47 35.4 0.155 1.058 112.5 59.7 17.7
2007 11 26 03 47.51 -25 07.7 0.257 1.180 133.9 37.1 18.4
2007 12 06 03 38.01 -14 46.9 0.383 1.299 139.1 29.8 19.3
2007 12 16 03 35.84 -08 35.7 0.523 1.414 137.3 28.1 20.1
2007 12 26 03 37.75 -04 14.0 0.678 1.526 132.5 28.4 20.8
2008 01 05 03 42.44 -00 51.2 0.844 1.633 126.4 29.0 21.5
2008 01 15 03 49.30 +01 55.0 1.023 1.735 119.8 29.5 22.0
Timothy B. Spahr (C) Copyright 2007 MPC M.P.E.C. 2007-W47
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