MPEC 2012-Q25 : 2012 QC8
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M.P.E.C. 2012-Q25 Issued 2012 Aug. 20, 10:44 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 https://www.minorplanetcenter.net/ ISSN 1523-6714
2012 QC8
Observations:
K12Q08C C2012 07 20.55237 23 05 45.45 -18 45 55.4 19.4 VrEQ025E12
K12Q08C C2012 07 20.56652 23 05 46.17 -18 46 01.0 20.1 VrEQ025E12
K12Q08C C2012 07 20.58071 23 05 46.75 -18 46 04.8 20.1 VrEQ025E12
K12Q08C C2012 07 20.59486 23 05 47.50 -18 46 09.3 19.5 VrEQ025E12
K12Q08C*QC2012 08 19.61951223 27 13.142-25 03 23.59 17.1 VrEQ025E12
K12Q08C QC2012 08 19.63093123 27 13.485-25 03 42.01 17.1 VrEQ025E12
K12Q08C QC2012 08 19.64229323 27 13.819-25 04 00.46 17.2 VrEQ025E12
K12Q08C QC2012 08 19.65367623 27 14.165-25 04 18.84 17.2 VrEQ025E12
K12Q08C QC2012 08 19.75646023 27 17.283-25 07 03.83 17.0 VrEQ025E12
K12Q08C QC2012 08 19.75682623 27 17.308-25 07 04.42 16.9 VrEQ025E12
K12Q08C QC2012 08 19.75719323 27 17.301-25 07 05.01 17.0 VrEQ025E12
K12Q08C QC2012 08 19.82017523 27 19.418-25 08 44.83 16.8 VrEQ025E12
K12Q08C QC2012 08 19.82070423 27 19.442-25 08 45.71 16.7 VrEQ025E12
K12Q08C QC2012 08 19.82119023 27 19.445-25 08 46.53 17.0 VrEQ025E12
K12Q08C QC2012 08 19.82168723 27 19.474-25 08 47.43 16.7 VrEQ025E12
K12Q08C QC2012 08 19.82216123 27 19.482-25 08 47.99 16.6 VrEQ025E12
K12Q08C C2012 08 19.98638 23 27 28.03 -25 13 50.9 16.8 RvEQ025470
K12Q08C C2012 08 19.98993 23 27 28.14 -25 13 56.7 16.6 RvEQ025470
K12Q08C C2012 08 19.99349 23 27 28.26 -25 14 02.9 16.7 RvEQ025470
K12Q08C C2012 08 19.99704 23 27 28.36 -25 14 08.4 16.7 RvEQ025470
K12Q08C KC2012 08 20.01329 23 27 29.75 -25 14 31.0 16.5 VuEQ025954
K12Q08C KC2012 08 20.02674 23 27 30.18 -25 14 53.9 16.7 VuEQ025954
K12Q08C KC2012 08 20.03712 23 27 30.48 -25 15 11.4 16.7 VuEQ025954
K12Q08C KC2012 08 20.04072 23 27 30.07 -25 15 22.9 uEQ025J95
K12Q08C KC2012 08 20.04294 23 27 30.12 -25 15 26.5 uEQ025J95
K12Q08C KC2012 08 20.04516 23 27 30.20 -25 15 30.3 16.8 RuEQ025J95
K12Q08C KC2012 08 20.08983 23 27 33.12 -25 16 10.5 17.1 VvEQ025I39
K12Q08C KC2012 08 20.10051 23 27 33.40 -25 16 28.9 17.1 VvEQ025I39
K12Q08C KC2012 08 20.11656 23 27 33.93 -25 16 56.0 16.9 VvEQ025I39
K12Q08C |C2012 08 20.18450 23 27 36.51 -25 18 53.4 17.1 VuEQ025807
K12Q08C |C2012 08 20.18657 23 27 36.57 -25 18 56.8 17.1 VuEQ025807
K12Q08C |C2012 08 20.18863 23 27 36.64 -25 19 00.4 17.0 VuEQ025807
K12Q08C |C2012 08 20.19029 23 27 36.69 -25 19 03.2 17.1 VuEQ025807
Observer details:
470 Ceccano. Observers G. Masi, F. Nocentini. Measurers G. Masi, U. Masi,
F. Nocentini. 0.36-m f/8.4 reflector + CCD.
807 Cerro Tololo. Observers T. Linder, R. Holmes. 0.41-m f/11
Ritchey-Chretien + CCD.
954 Teide Observatory. Observer N. D. Diaz. 0.26-m f/11.6 reflector + CCD.
E12 Siding Spring Survey. Observer R. H. McNaught. Measurers J. D. Ahern,
E. C. Beshore, A. Boattini, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson, R. H. McNaught. 0.5-m Uppsala Schmidt + CCD.
I39 Observatorio Cruz del Sur, San Justo. Observer A. Chapman. 0.20-m f/4
reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2012 QC8 Earth MOID = 0.0572 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 MPC
M 354.12579 (2000.0) P Q
n 0.21174227 Peri. 45.31995 +0.34928680 -0.93604228
a 2.7878175 Node 24.33280 +0.82771917 +0.28686369
e 0.7660116 Incl. 5.94882 +0.43918072 +0.20379910
P 4.65 H 17.9 G 0.15 U 6
Residuals in seconds of arc
120720 E12 0.1- 0.9+ 120819 E12 0.1+ 0.1+ 120820 954 0.1- 0.1-
120720 E12 0.5+ 0.5- 120819 E12 0.1+ 0.0 120820 J95 0.1+ 0.0
120720 E12 0.8- 0.1- 120819 E12 0.1- 0.0 120820 J95 0.2- 0.1+
120720 E12 0.3+ 0.4- 120819 E12 0.1+ 0.1- 120820 J95 0.1- 0.0
120819 E12 0.0 0.1- 120819 E12 0.0 0.0 120820 I39 0.3+ 0.0
120819 E12 0.0 0.1+ 120819 470 0.1+ 0.1+ 120820 I39 0.8- 0.2-
120819 E12 0.1- 0.0 120819 470 0.1+ 0.3+ 120820 I39 0.8- 0.2+
120819 E12 0.1+ 0.1+ 120819 470 0.2+ 0.0 120820 807 0.1+ 0.2-
120819 E12 0.0 0.0 120819 470 0.1+ 0.4+ 120820 807 0.1+ 0.1-
120819 E12 0.1+ 0.0 120820 954 0.1+ 0.0 120820 807 0.2+ 0.2-
120819 E12 0.1- 0.0 120820 954 0.2+ 0.1- 120820 807 0.2+ 0.2-
Ephemeris:
2012 QC8 a,e,i = 2.79, 0.77, 6 q = 0.6523
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2012 07 21 23 06 07.2 -18 48 07 0.7696 1.6630 136.8 24.7 19.6
...
2012 08 05 23 17 32.7 -20 43 49 0.5317 1.4907 147.6 21.4 18.4
...
2012 08 13 23 22 53.9 -22 38 16 0.4166 1.3960 152.5 19.6 17.7
...
2012 08 19 23 26 48.0 -24 47 06 0.3355 1.3238 155.0 18.8 17.1
2012 08 20 23 27 28.2 -25 13 48 0.3225 1.3117 155.3 18.8 17.0
2012 08 21 23 28 09.2 -25 42 23 0.3095 1.2995 155.4 18.9 16.9
...
2012 08 27 23 32 52.2 -29 27 54 0.2344 1.2264 154.7 20.6 16.2
...
2012 09 04 23 44 51.1 -39 30 54 0.1418 1.1282 145.6 30.3 15.2
...
2012 09 19 10 41 02.5 -33 26 56 0.07511 0.9466 38.2 139.0 18.9
A. U. Tomatic (C) Copyright 2012 MPC M.P.E.C. 2012-Q25
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