MPEC 2007-P49 : 2007 JG43
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M.P.E.C. 2007-P49 Issued 2007 Aug. 14, 03:57 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 http://www.cfa.harvard.edu/iau/mpc.html ISSN 1523-6714
2007 JG43
Revision to MPEC 2007-P08
Additional Observations:
K07J43G C2003 04 27.33613014 20 02.782+07 43 31.61 21.25V EP049645
K07J43G C2003 04 27.33960214 20 02.740+07 43 31.66 22.01 EP049645
K07J43G C2004 03 30.42019 14 46 42.30 +01 33 48.4 EP049675
K07J43G C2004 03 31.41478 14 46 32.39 +01 34 34.4 EP049675
K07J43G C2004 04 13.26172 14 44 11.11 +01 43 34.7 20.4 R EP049675
K07J43G C2004 04 13.33158 14 44 10.26 +01 43 37.7 20.6 R EP049675
K07J43G C2004 04 13.40123 14 44 09.42 +01 43 40.0 20.3 R EP049675
K07J43G C2004 04 16.28798 14 43 34.87 +01 45 25.8 20.5 R EP049675
K07J43G C2004 04 16.35432 14 43 34.04 +01 45 28.2 21.2 R EP049675
K07J43G C2004 04 16.41685 14 43 33.27 +01 45 30.3 20.6 R EP049675
K07J43G C2006 04 29.29690 15 25 58.35 -10 25 04.1 20.7 V EP049691
K07J43G C2006 04 29.31428 15 25 58.12 -10 25 03.6 20.5 V EP049691
K07J43G C2006 04 29.33168 15 25 57.90 -10 25 03.5 20.8 V EP049691
K07J43G C2006 05 07.26925 15 24 13.92 -10 23 40.5 20.9 V EP049691
K07J43G C2006 05 07.28660 15 24 13.70 -10 23 40.3 20.8 V EP049691
K07J43G C2006 05 07.30402 15 24 13.46 -10 23 40.2 20.7 V EP049691
K07J43G C2006 05 30.25066 15 19 09.33 -10 23 01.1 20.2 V EP049G96
K07J43G C2006 05 30.25727 15 19 09.26 -10 23 01.3 20.2 V EP049G96
K07J43G C2006 05 30.26385 15 19 09.19 -10 23 01.5 20.4 V EP049G96
K07J43G C2006 05 30.27043 15 19 09.08 -10 23 01.2 20.3 V EP049G96
Observer details:
645 Apache Point--Sloan Digitial Sky Survey. Observers Sloan Digital Sky
Survey Collaboration. 2.5-m SDSS Telescope + SDSS camera.
675 Palomar Mountain. Observers M. E. Brown, C. Trujillo, D. Rabinowitz.
1.2-m Oschin Schmidt + CCD. Communicated by M. E. Schwamb.
691 Steward Observatory, Kitt Peak. Observers J. V. Scotti, M. T. Read,
A. F. Tubbiolo. 0.9-m Spacewatch telescope.
G96 Mt. Lemmon Survey. Observer A. D. Grauer. Measurers E. C. Beshore,
E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill, R. A. Kowalski,
S. M. Larson. 1.5-m reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees) and reference
030427 645 6.66- 5.37+ 060530 G96 1.16- 0.55+ E2007-P18
Orbital elements:
2007 JG43
Epoch 2007 Oct. 27.0 TT = JDT 2454400.5 MPC
M 1.57991 (2000.0) P Q
n 0.00829944 Peri. 173.84565 -0.53801674 +0.68977408
a 24.1603642 Node 62.55046 -0.79479316 -0.22364920
e 0.4090664 Incl. 33.09148 -0.28078784 -0.68861655
P 118.76 H 9.5 G 0.15 U 1
Residuals in seconds of arc
030427 645 0.1- 0.0 060429 691 0.3+ 0.2+ 070418 691 0.2- 0.3-
030427 645 0.0 0.1- 060429 691 0.4+ 0.1+ 070422 691 0.3+ 0.2+
040330 675 0.7- 0.4+ 060507 691 0.1+ 0.3+ 070422 691 0.4- 0.1-
040331 675 0.4- 0.9+ 060507 691 0.3+ 0.3+ 070422 691 0.2- 0.0
040413 675 0.4+ 0.2- 060507 691 0.2+ 0.3+ 070510 675 0.5+ 0.4-
040413 675 0.2+ 0.2+ 060530 G96 0.5- 0.1+ 070510 675 0.2- 0.2-
040413 675 0.2+ 0.1- 060530 G96 0.2- 0.1- 070511 675 0.0 0.1-
040416 675 0.3+ 0.1+ 060530 G96 0.0 0.2- 070511 675 0.1+ 0.4-
040416 675 0.1+ 0.1+ 060530 G96 0.4- 0.1+ 070512 691 0.4- 0.0
040416 675 0.1+ 0.0 070418 691 0.2+ 0.2- 070512 691 0.2- 0.1-
060429 691 0.4+ 0.1- 070418 691 0.2- 0.4- 070512 691 0.1- 0.3+
Ephemeris:
2007 JG43 a,e,i = 24.16, 0.41, 33 q = 14.277
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 08 08 15 34.28 -17 05.1 14.063 14.281 100.4 4.0 21.4
2007 08 18 15 34.64 -17 15.1 14.229 14.281 90.9 4.1 21.4
2007 08 28 15 35.46 -17 26.6 14.396 14.282 81.5 4.0 21.4
2007 09 07 15 36.72 -17 39.3 14.559 14.283 72.2 3.9 21.4
2007 09 17 15 38.39 -17 53.2 14.714 14.284 62.9 3.6 21.5
2007 09 27 15 40.45 -18 08.0 14.856 14.285 53.7 3.2 21.5
2007 10 07 15 42.86 -18 23.6 14.982 14.286 44.5 2.8 21.4
2007 10 17 15 45.55 -18 39.8 15.089 14.287 35.2 2.3 21.4
Brian G. Marsden (C) Copyright 2007 MPC M.P.E.C. 2007-P49
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