MPEC 2005-U17 : 2002 HW
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M.P.E.C. 2005-U17 Issued 2005 Oct. 22, 19:10 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.
Supported in part by the Brinson Foundation
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2002 HW
Revision to MPEC 2002-H17
Additional Observations:
K02H00W C2005 10 06.29817 02 00 44.31 +07 31 21.2 18.8 R EU017699
K02H00W C2005 10 06.32009 02 00 43.55 +07 31 22.0 EU017699
K02H00W C2005 10 06.34203 02 00 42.51 +07 31 26.4 EU017699
K02H00W C2005 10 06.34564 02 00 42.48 +07 31 28.0 19.9 V EU017691
K02H00W C2005 10 06.36293 02 00 41.82 +07 31 30.5 20.0 V EU017691
K02H00W C2005 10 06.36398 02 00 41.75 +07 31 29.7 EU017699
K02H00W C2005 10 06.38015 02 00 41.14 +07 31 33.1 20.3 V EU017691
K02H00W C2005 10 06.41057 02 00 39.92 +07 31 37.2 19.8 V EU017691
K02H00W C2005 10 06.42536 02 00 39.34 +07 31 39.5 19.6 V EU017691
K02H00W C2005 10 06.44029 02 00 38.76 +07 31 41.6 20.1 V EU017691
K02H00W 1C2005 10 21.66609 01 45 17.93 +08 23 15.0 18.1 R EU017413
K02H00W 1C2005 10 21.68068 01 45 16.49 +08 23 19.1 18.2 R EU017413
K02H00W C2005 10 22.30784 01 44 19.64 +08 25 58.6 17.6 V EU017703
K02H00W C2005 10 22.31732 01 44 18.63 +08 26 01.9 18.1 V EU017703
K02H00W C2005 10 22.32681 01 44 17.66 +08 26 05.0 18.0 V EU017703
K02H00W C2005 10 22.33625 01 44 16.69 +08 26 07.2 18.1 V EU017703
Observer details:
413 Siding Spring. Observer R. H. McNaught. 1.0-m f/8 reflector + CCD.
691 Steward Observatory, Kitt Peak. Observer M. T. Read. 0.9-m f/3 reflector
+ CCD.
699 Lowell Observatory-LONEOS. Observer B. A. Skiff. 0.59-m LONEOS Schmidt
+ CCD.
703 Catalina Sky Survey. Observer E. J. Christensen. Measurers E. C. Beshore,
E. J. Christensen, G. J. Garradd, A. D. Grauer, R. E. Hill, R. A. Kowalski,
S. M. Larson, R. H. McNaught. 0.68-m 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
051006 699 1.88- 0.84- 051022 703 2.68- 1.28- MPO 33994 +1.2 day
Orbital elements:
2002 HW
Epoch 2005 Aug. 18.0 TT = JDT 2453600.5 MPC
M 324.72094 (2000.0) P Q
n 0.25212195 Peri. 75.60755 -0.33524358 -0.94039244
a 2.4815838 Node 34.15210 +0.82036108 -0.32123780
e 0.6350875 Incl. 5.84974 +0.46327037 -0.11166168
P 3.91 H 19.3 G 0.15 U 3
Residuals in seconds of arc
020416 704 0.0 0.4+ 020501 246 1.7+ 0.3- 051006 699 2.0- 0.0
020416 704 0.1- 1.1+ 020501 246 1.2+ 0.4- 051006 691 0.4- 0.2+
020416 704 0.4- 1.1- 020501 246 1.1+ 0.1+ 051006 691 0.0 0.2+
020416 704 0.8+ 0.5+ 020501 246 0.7+ 0.1- 051006 699 0.5- 0.1+
020417 704 0.1+ 1.2+ 020502 413 0.1- 0.6+ 051006 691 0.0 0.3+
020417 711 0.5+ 0.9+ 020502 413 0.0 0.6- 051006 691 0.3- 0.0
020417 704 0.7- 0.4- 020507 696 0.7+ 0.6- 051006 691 0.3- 0.2+
020417 711 0.5+ 0.6+ 020507 696 1.5- 0.9+ 051006 691 0.3- 0.2+
020417 711 0.7- 0.4- 020513 246 0.4- 0.2- 051021 413 0.6+ 0.4+
020417 704 0.4+ 1.2+ 020513 246 0.6+ 0.1+ 051021 413 0.4+ 0.4+
020417 704 1.0- 0.2- 020513 246 0.1- 0.3+ 051022 703 0.2+ 0.2+
020417 704 0.1+ 1.3+ 020513 246 0.6- 0.6- 051022 703 0.4- 0.6+
020418 658 0.1+ 0.4+ 020709 568 0.2+ 0.5+ 051022 703 0.4- 0.9+
020418 658 0.8- 0.2+ 020709 568 0.1+ 0.3+ 051022 703 0.5- 0.3+
020418 658 1.1+ 0.4+ 051006 699 0.7- 1.3+
020418 658 0.1+ 0.2- 051006 699 0.7+ 1.1-
Ephemeris:
2002 HW a,e,i = 2.48, 0.64, 6 q = 0.9056
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2005 10 17 01 51.57 +08 03.2 0.403 1.398 174.0 4.3 18.4
2005 10 27 01 36.21 +08 53.1 0.318 1.310 171.9 6.2 17.9
2005 11 06 01 12.82 +10 24.7 0.248 1.223 157.0 18.4 17.7
2005 11 16 00 39.57 +13 14.1 0.190 1.141 139.9 33.9 17.4
2005 11 26 23 50.61 +18 12.5 0.143 1.066 120.0 53.4 17.2
2005 12 06 22 27.93 +25 55.7 0.107 1.000 95.0 78.9 17.2
2005 12 16 20 02.02 +31 38.6 0.0921 0.949 65.4 109.6 18.2
2005 12 26 17 34.90 +25 17.0 0.109 0.917 49.8 125.0 19.6
2006 01 05 16 21.40 +15 39.2 0.150 0.906 55.0 117.2 19.6
2006 01 15 15 50.75 +08 31.4 0.199 0.917 64.9 103.7 19.4
2006 01 25 15 38.03 +03 27.0 0.248 0.950 74.8 90.6 19.4
2006 02 04 15 31.72 -00 15.3 0.291 1.001 84.6 78.6 19.4
2006 02 14 15 25.92 -03 00.9 0.326 1.067 95.0 67.2 19.4
2006 02 24 15 17.33 -05 03.0 0.355 1.142 106.4 56.2 19.4
2006 03 06 15 03.97 -06 28.4 0.382 1.225 119.2 45.0 19.4
2006 03 16 14 45.62 -07 22.6 0.411 1.311 133.3 33.5 19.4
2006 03 26 14 23.84 -07 50.0 0.449 1.400 148.3 22.0 19.4
2006 04 05 14 01.48 -07 57.8 0.503 1.489 163.4 11.0 19.4
2006 04 15 13 41.76 -07 57.1 0.576 1.579 177.1 1.9 19.3
2006 04 25 13 26.65 -07 57.3 0.670 1.668 168.4 7.0 20.1
2006 05 05 13 16.74 -08 05.4 0.784 1.756 156.5 13.3 20.8
2006 05 15 13 11.71 -08 24.3 0.916 1.842 145.8 18.0 21.4
2006 05 25 13 10.74 -08 53.8 1.064 1.926 136.1 21.4 21.9
2006 06 04 13 13.03 -09 32.9 1.225 2.009 127.3 23.7 22.4
Timothy B. Spahr (C) Copyright 2005 MPC M.P.E.C. 2005-U17
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