MPEC 2007-R12 : 2007 RH1
The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.
Read MPEC 2007-R11
Read MPEC 2007-R13
M.P.E.C. 2007-R12 Issued 2007 Sept. 4, 12:53 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 RH1
Observations:
K07R01H* C2007 09 03.28454 23 06 14.79 -08 54 51.7 18.9 V ER012703
K07R01H C2007 09 03.29172 23 06 15.55 -08 55 10.2 18.6 V ER012703
K07R01H C2007 09 03.29890 23 06 16.38 -08 55 31.9 18.9 V ER012703
K07R01H C2007 09 03.34271 23 06 20.70 -08 57 35.6 18.6 V ER012703
K07R01H C2007 09 03.35103 23 06 21.63 -08 57 58.5 18.7 V ER012703
K07R01H C2007 09 03.35936 23 06 22.42 -08 58 21.5 18.8 V ER012703
K07R01H C2007 09 03.36768 23 06 23.22 -08 58 47.8 18.0 V ER012703
K07R01H C2007 09 04.02912 23 07 46.11 -09 29 56.7 ER012J95
K07R01H C2007 09 04.03484 23 07 46.73 -09 30 12.4 ER012J95
K07R01H C2007 09 04.04055 23 07 47.33 -09 30 28.7 19.0 R ER012J95
K07R01H C2007 09 04.10192 23 07 56.18 -09 32 10.0 18.4 R ER012I77
K07R01H C2007 09 04.10646 23 07 56.61 -09 32 23.2 18.4 R ER012I77
K07R01H C2007 09 04.11397 23 07 57.35 -09 32 44.4 18.6 R ER012I77
K07R01H C2007 09 04.19108 23 08 08.16 -09 37 18.8 ER012734
K07R01H C2007 09 04.19401 23 08 08.50 -09 37 27.9 ER012734
K07R01H C2007 09 04.19690 23 08 08.75 -09 37 35.1 19.4 R ER012734
K07R01H C2007 09 04.19981 23 08 09.08 -09 37 43.0 ER012734
K07R01H C2007 09 04.24914 23 08 15.03 -09 39 55.7 18.9 R ER012651
K07R01H C2007 09 04.25023 23 08 15.15 -09 39 58.0 19.1 R ER012651
K07R01H C2007 09 04.25133 23 08 15.24 -09 40 00.7 18.8 R ER012651
K07R01H C2007 09 04.29565 23 08 19.71 -09 42 05.8 18.9 V ER012G96
K07R01H C2007 09 04.30378 23 08 20.50 -09 42 28.8 19.2 V ER012G96
K07R01H C2007 09 04.31185 23 08 21.26 -09 42 51.1 18.4 V ER012G96
K07R01H C2007 09 04.31992 23 08 22.09 -09 43 13.5 19.1 V ER012G96
Observer details:
651 Grasslands Observatory, Tucson. Observer J. E. McGaha. 0.62-m f/5.1
Newtonian reflector + CCD.
703 Catalina Sky Survey. Observer R. A. Kowalski. Measurers E. C. Beshore,
A. Boattini, G. J. Garradd, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson, R. H. McNaught. 0.68-m Schmidt + CCD.
734 Farpoint Observatory. Observer G. Hug. 0.7-m reflector + CCD.
G96 Mt. Lemmon Survey. Observer S. M. Larson. Measurers E. C. Beshore,
A. Boattini, 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.
I77 CEAMIG-REA Observatory, Belo Horizonte. Observers C. Jacques, E. Pimentel.
Measurer C. Jacques. 0.30-m f/3.0 Schmidt-Cassegrain + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2007 RH1 Earth MOID = 0.1268 AU
Epoch 2007 Oct. 27.0 TT = JDT 2454400.5 MPC
M 39.11672 (2000.0) P Q
n 0.58251958 Peri. 170.78969 +0.85603475 +0.51487853
a 1.4199151 Node 158.03449 -0.48172978 +0.82679797
e 0.1998473 Incl. 7.04489 -0.18745912 +0.22650655
P 1.69 H 22.6 G 0.15 U 8
Residuals in seconds of arc
070903 703 1.0- 0.9- 070904 J95 0.0 0.2+ 070904 734 0.8+ 0.5+
070903 703 0.5- 1.0+ 070904 J95 0.1- 0.1- 070904 651 0.3- 0.6-
070903 703 1.0+ 0.4- 070904 I77 0.1+ 0.2+ 070904 651 0.2- 0.1+
070903 703 0.4- 0.4- 070904 I77 0.0 0.3- 070904 651 0.5- 0.5+
070903 703 0.9+ 0.1+ 070904 I77 0.2+ 0.5- 070904 G96 0.1+ 0.2+
070903 703 0.1+ 0.5+ 070904 734 0.6+ 0.1+ 070904 G96 0.1- 0.2-
070903 703 (0.6- 2.4-) 070904 734 1.1+ 0.7- 070904 G96 0.7- 0.0
070904 J95 0.2- 0.0 070904 734 0.4+ 0.2+ 070904 G96 0.2- 0.0
Ephemeris:
2007 RH1 a,e,i = 1.42, 0.20, 7 q = 1.1361
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 08 28 22 52.57 -03 49.7 0.128 1.137 170.7 8.2 19.0
2007 09 07 23 13.72 -11 43.5 0.136 1.143 173.7 5.5 19.0
2007 09 17 23 31.53 -17 59.9 0.152 1.153 164.5 13.5 19.6
2007 09 27 23 46.33 -21 50.9 0.177 1.167 155.9 20.5 20.2
2007 10 07 23 58.92 -23 26.5 0.210 1.184 148.9 25.9 20.8
2007 10 17 00 10.48 -23 15.0 0.249 1.205 142.9 29.9 21.3
2007 10 27 00 22.11 -21 46.7 0.295 1.228 137.6 33.0 21.8
Timothy B. Spahr (C) Copyright 2007 MPC M.P.E.C. 2007-R12
Read MPEC 2007-R11
Read MPEC 2007-R13
Our Web policy. Index to the CBAT/MPC/ICQ pages.
