MPEC 2007-H19 : 2007 HW3
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M.P.E.C. 2007-H19 Issued 2007 Apr. 19, 11:10 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.
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://www.cfa.harvard.edu/iau/mpc.html ISSN 1523-6714
2007 HW3
Observations:
K07H03W* C2007 04 18.25403 13 19 58.98 -07 52 20.5 20.5 V EH019G96
K07H03W C2007 04 18.26059 13 19 58.51 -07 52 06.7 20.4 V EH019G96
K07H03W C2007 04 18.26723 13 19 58.08 -07 51 52.8 20.2 V EH019G96
K07H03W C2007 04 18.27379 13 19 57.64 -07 51 38.5 19.8 V EH019G96
K07H03W C2007 04 18.34640 13 19 52.93 -07 49 04.2 20.4 V EH019G96
K07H03W C2007 04 18.34867 13 19 52.82 -07 49 00.1 20.2 V EH019G96
K07H03W C2007 04 18.35101 13 19 52.68 -07 48 54.8 20.0 V EH019G96
K07H03W C2007 04 18.35328 13 19 52.53 -07 48 50.0 20.5 V EH019G96
K07H03W C2007 04 19.02583 13 19 13.34 -07 24 50.8 EH019J95
K07H03W C2007 04 19.05152 13 19 11.66 -07 23 55.6 20.2 R EH019J95
K07H03W C2007 04 19.17790 13 19 04.91 -07 19 17.6 19.8 R EH019649
K07H03W C2007 04 19.18145 13 19 04.71 -07 19 10.1 20.2 R EH019649
K07H03W C2007 04 19.18500 13 19 04.47 -07 19 02.2 20.2 R EH019649
K07H03W C2007 04 19.18915 13 19 04.17 -07 18 53.2 20.0 R EH019649
K07H03W C2007 04 19.25951 13 18 59.90 -07 16 18.6 20.0 V EH019G96
K07H03W C2007 04 19.27220 13 18 59.11 -07 15 50.3 20.1 V EH019G96
K07H03W C2007 04 19.27995 13 18 58.57 -07 15 33.6 20.0 V EH019G96
K07H03W C2007 04 19.35725 13 18 53.46 -07 12 44.7 20.1 V EH019G96
K07H03W C2007 04 19.35913 13 18 53.35 -07 12 40.4 19.9 V EH019G96
K07H03W C2007 04 19.36102 13 18 53.20 -07 12 36.3 20.1 V EH019G96
K07H03W C2007 04 19.36290 13 18 53.10 -07 12 32.1 20.1 V EH019G96
Observer details:
649 Powell Observatory, Louisburg. Observers R. Fredrick, R. Trentman.
0.75-m Newtonian reflector + CCD.
G96 Mt. Lemmon Survey. Observer R. E. Hill. Measurers E. C. Beshore,
E. J. Christensen, G. J. Garradd, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson, R. H. McNaught. 1.5-m reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2007 HW3 Earth MOID = 0.1852 AU
Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 MPC
M 336.81589 (2000.0) P Q
n 0.24300829 Peri. 85.19437 +0.33284171 +0.93683701
a 2.5432477 Node 205.08773 -0.93403064 +0.31186463
e 0.6217153 Incl. 14.68453 -0.12962701 +0.15835676
P 4.06 H 20.6 G 0.15 U 9
Residuals in seconds of arc
070418 G96 0.6+ 0.0 070418 G96 0.2+ 0.0 070419 G96 0.0 0.2-
070418 G96 0.1- 0.1- 070419 J95 0.3+ 0.2+ 070419 G96 0.7+ 0.4+
070418 G96 0.1- 0.2- 070419 J95 0.3- 0.4- 070419 G96 0.2+ 0.2+
070418 G96 0.3- 0.2+ 070419 649 0.4- 0.2+ 070419 G96 0.0 0.2-
070418 G96 0.5- 0.4+ 070419 649 0.0 0.0 070419 G96 0.2+ 0.0
070418 G96 0.1+ 0.3- 070419 649 0.1- 0.2+ 070419 G96 0.2- 0.1-
070418 G96 0.2+ 0.0 070419 649 0.6- 0.2+ 070419 G96 0.2+ 0.0
Ephemeris:
2007 HW3 a,e,i = 2.54, 0.62, 15 q = 0.9621
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 04 20 13 18.26 -06 48.9 0.457 1.458 171.1 6.1 20.2
2007 04 30 13 07.77 +00 17.2 0.392 1.374 155.4 17.8 20.2
2007 05 10 12 57.72 +08 54.5 0.347 1.291 138.8 31.0 20.2
2007 05 20 12 50.33 +18 23.7 0.318 1.213 122.6 44.7 20.2
2007 05 30 12 47.55 +28 08.2 0.299 1.140 107.6 57.9 20.4
2007 06 09 12 50.26 +37 58.4 0.286 1.076 94.5 70.1 20.5
2007 06 19 12 58.78 +48 05.3 0.275 1.023 83.7 80.8 20.7
2007 06 29 13 13.73 +58 48.1 0.266 0.985 75.7 89.1 20.8
2007 07 09 13 38.33 +70 10.5 0.260 0.965 71.2 94.0 20.9
2007 07 19 14 43.20 +81 37.8 0.258 0.964 71.1 94.2 20.9
2007 07 29 22 43.50 +84 47.9 0.261 0.983 75.5 89.6 20.8
2007 08 08 00 37.02 +74 22.5 0.267 1.020 83.6 81.3 20.6
2007 08 18 00 57.47 +63 43.5 0.275 1.071 94.8 70.3 20.4
2007 08 28 01 01.81 +53 06.4 0.287 1.135 108.6 57.5 20.2
2007 09 07 00 58.93 +42 24.4 0.305 1.207 124.3 43.6 20.1
2007 09 17 00 52.43 +31 54.0 0.337 1.285 141.2 29.4 20.1
2007 09 27 00 45.24 +22 21.1 0.386 1.367 157.5 16.3 20.1
2007 10 07 00 39.31 +14 30.6 0.456 1.451 170.4 6.6 20.2
2007 10 17 00 35.73 +08 39.2 0.548 1.537 167.7 8.0 20.8
2007 10 27 00 34.99 +04 38.3 0.661 1.622 156.8 14.0 21.5
Timothy B. Spahr (C) Copyright 2007 MPC M.P.E.C. 2007-H19
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