MPEC 2007-P52 : 2007 PH25
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M.P.E.C. 2007-P52 Issued 2007 Aug. 14, 18:11 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 PH25
Observations:
K07P25H* C2007 08 12.70131 02 00 14.86 -24 16 38.1 18.9 V EP052E12
K07P25H C2007 08 12.71749 02 00 17.17 -24 17 20.1 18.9 V EP052E12
K07P25H C2007 08 12.76076 02 00 23.18 -24 19 12.2 18.8 V EP052E12
K07P25H C2007 08 12.81830 02 00 31.16 -24 21 41.0 18.7 V EP052E12
K07P25H C2007 08 12.82084 02 00 31.59 -24 21 48.2 18.9 V EP052E12
K07P25H C2007 08 12.82344 02 00 31.92 -24 21 53.9 19.4 V EP052E12
K07P25H C2007 08 13.13178 02 01 16.43 -24 35 26.6 EP052J95
K07P25H C2007 08 13.13881 02 01 17.44 -24 35 45.8 19.4 R EP052J95
K07P25H C2007 08 13.66757 02 02 34.22 -24 58 53.0 19.1 V EP052E12
K07P25H C2007 08 13.68461 02 02 36.46 -24 59 37.1 19.1 R EP052474
K07P25H C2007 08 13.68634 02 02 36.73 -24 59 41.6 18.8 R EP052474
K07P25H C2007 08 13.68912 02 02 37.13 -24 59 49.2 18.5 R EP052474
K07P25H C2007 08 13.69825 02 02 38.58 -25 00 14.7 18.7 V EP052E12
K07P25H C2007 08 13.71290 02 02 40.74 -25 00 54.6 18.9 V EP052E12
K07P25H (C2007 08 13.80846 02 02 54.39 -25 05 09.9 19.5 V EP052413
K07P25H (C2007 08 13.80899 02 02 54.46 -25 05 11.5 EP052413
K07P25H C2007 08 13.80948 02 02 54.56 -25 05 12.8 18.8 V EP052E12
K07P25H (C2007 08 13.81006 02 02 54.59 -25 05 14.3 EP052413
K07P25H (C2007 08 13.81058 02 02 54.66 -25 05 15.5 EP052413
K07P25H C2007 08 13.81135 02 02 54.78 -25 05 17.9 18.9 V EP052E12
K07P25H (C2007 08 13.81240 02 02 54.94 -25 05 20.3 EP052413
K07P25H (C2007 08 13.81292 02 02 55.05 -25 05 22.2 EP052413
K07P25H C2007 08 13.81322 02 02 55.03 -25 05 22.8 18.8 V EP052E12
K07P25H C2007 08 14.00943 02 03 24.38 -25 14 10.0 18.6 R EP052194
K07P25H C2007 08 14.01316 02 03 24.94 -25 14 19.8 18.7 R EP052194
K07P25H C2007 08 14.01690 02 03 25.45 -25 14 30.1 19.1 R EP052194
K07P25H C2007 08 14.34903002 04 14.46 -25 29 38.8 19.2 V EP052H55
K07P25H C2007 08 14.35324402 04 14.99 -25 29 51.0 19.3 V EP052H55
K07P25H C2007 08 14.35745802 04 15.49 -25 30 03.3 19.0 V EP052H55
K07P25H *C2007 08 14.40181 02 04 22.27 -25 32 03.5 18.5 R EP052H06
Observer details:
194 Tivoli. Observers G. Lehmann, J. Lorenz. 0.4-m f/8 reflector + CCD.
413 Siding Spring. Observers K. Sarneczky, L. Kiss. Measurer K. Sarneczky.
2.3-m reflector + CCD.
474 Mount John Observatory, Lake Tekapo. Observer A. C. Gilmore. 1.0-m f/7.7
reflector + CCD.
E12 Siding Spring Survey. Observer G. J. Garradd. 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. 0.5-m Uppsala Schmidt + CCD.
H06 RAS Observatory, Mayhill. Observer R. Ligustri. 0.25-m f/3.4 reflector
+ CCD.
H55 Astronomical Research Observatory, Charleston. Observers R. Holmes,
H. Devore. Measurer R. Holmes. 0.61-m f/4.0 astrograph + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2007 PH25 Earth MOID = 0.4595 AU
Epoch 2007 Oct. 27.0 TT = JDT 2454400.5 MPC
M 355.75944 (2000.0) P Q
n 0.21006112 Peri. 329.70145 -0.61436293 -0.68475868
a 2.8026719 Node 151.15295 +0.78161143 -0.46023135
e 0.8279989 Incl. 54.33893 -0.10789700 +0.56505987
P 4.69 H 16.6 G 0.15 U 9
Residuals in seconds of arc
070812 E12 0.8- 0.2- 070813 474 0.2+ 0.1+ 070813 413 0.3+ 0.3+
070812 E12 0.0 0.2- 070813 474 0.2+ 0.1- 070813 413 0.7+ 0.3-
070812 E12 0.2- 0.3- 070813 E12 0.6- 0.4+ 070813 E12 0.1- 0.0
070812 E12 0.6- 0.1- 070813 E12 0.3+ 0.3- 070814 194 0.3- 0.2+
070812 E12 0.4+ 0.8- 070813 413 0.4+ 0.1+ 070814 194 0.0 0.5+
070812 E12 0.0 0.3+ 070813 413 0.4+ 0.1- 070814 194 0.4- 0.4+
070813 J95 0.0 0.5+ 070813 E12 0.8+ 0.0 070814 H55 0.8+ 0.6+
070813 J95 0.2+ 0.2- 070813 413 0.0 0.0 070814 H55 0.4- 0.1-
070813 E12 0.3- 0.1- 070813 413 0.0 0.2+ 070814 H55 1.9- 0.9-
070813 474 0.1- 0.0 070813 E12 0.1+ 0.1- 070814 H06 0.3+ 0.6-
Ephemeris:
2007 PH25 a,e,i = 2.80, 0.83, 54 q = 0.4821
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 08 08 01 49.67 -21 09.6 1.092 1.767 114.1 31.6 19.4
2007 08 18 02 13.73 -28 25.5 0.917 1.644 116.8 33.4 18.9
2007 08 28 02 46.46 -38 14.9 0.778 1.516 115.3 37.0 18.5
2007 09 07 03 37.60 -50 16.2 0.684 1.382 108.1 43.9 18.2
2007 09 17 05 09.59 -61 47.7 0.642 1.243 95.4 53.6 18.1
2007 09 27 07 41.19 -66 50.9 0.650 1.098 80.2 64.1 18.1
2007 10 07 09 58.74 -62 37.4 0.694 0.949 65.3 73.1 18.3
Timothy B. Spahr (C) Copyright 2007 MPC M.P.E.C. 2007-P52
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