MPEC 2012-U58 : 2012 UB34
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M.P.E.C. 2012-U58 Issued 2012 Oct. 20, 21:35 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 UB34
Observations:
K12U34B* C2012 10 18.27049 04 13 07.99 -33 18 57.2 20.8 VrEU058I16
K12U34B C2012 10 18.28786 04 13 06.94 -33 18 32.9 20.0 VrEU058I16
K12U34B C2012 10 18.31522 04 13 05.69 -33 17 54.9 20.7 VrEU058I16
K12U34B C2012 10 18.32470 04 13 05.27 -33 17 42.2 20.0 VrEU058I16
K12U34B |C2012 10 19.22618 04 12 33.21 -32 57 29.0 20.3 VuEU058807
K12U34B |C2012 10 19.22944 04 12 33.08 -32 57 24.8 20.1 VuEU058807
K12U34B |C2012 10 19.23228 04 12 32.95 -32 57 21.3 20.3 VuEU058807
K12U34B |C2012 10 19.23553 04 12 32.79 -32 57 17.2 20.3 VuEU058807
K12U34B |C2012 10 19.23837 04 12 32.66 -32 57 13.0 20.2 VuEU058807
K12U34B KC2012 10 19.24583 04 12 32.15 -32 57 02.9 20.4 RuEU058821
K12U34B KC2012 10 19.24891 04 12 32.02 -32 56 58.7 20.6 RuEU058821
K12U34B KC2012 10 19.25218 04 12 31.86 -32 56 54.1 20.9 RuEU058821
K12U34B C2012 10 19.27986 04 12 30.57 -32 56 20.6 20.6 VrEU058I16
K12U34B C2012 10 19.28904 04 12 30.33 -32 56 09.9 20.8 VrEU058I16
K12U34B C2012 10 19.29766 04 12 29.85 -32 55 58.9 20.4 VrEU058I16
K12U34B KC2012 10 19.53428 04 12 21.40 -32 50 24.1 20.4 RoEU058474
K12U34B KC2012 10 19.53779 04 12 21.27 -32 50 19.0 20.5 RoEU058474
K12U34B KC2012 10 19.54131 04 12 21.07 -32 50 14.7 20.7 RoEU058474
K12U34B KC2012 10 19.54483 04 12 20.93 -32 50 09.6 20.2 RoEU058474
K12U34B |C2012 10 20.20165 04 11 54.85 -32 35 09.8 19.9 VuEU058807
K12U34B |C2012 10 20.20572 04 11 54.66 -32 35 04.4 20.3 VuEU058807
K12U34B |C2012 10 20.20978 04 11 54.46 -32 34 58.8 20.4 VuEU058807
K12U34B |C2012 10 20.21385 04 11 54.26 -32 34 53.2 20.2 VuEU058807
K12U34B |C2012 10 20.21790 04 11 54.06 -32 34 47.6 20.3 VuEU058807
K12U34B C2012 10 20.27795 04 11 50.96 -32 33 27.1 20.1 VrEU058I16
K12U34B C2012 10 20.30094 04 11 49.87 -32 32 56.1 20.8 VrEU058I16
K12U34B C2012 10 20.31138 04 11 49.35 -32 32 43.9 20.5 VrEU058I16
Observer details:
474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore,
P. M. Kilmartin. Measurer P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD.
807 Cerro Tololo. Observers T. Linder, R. Holmes, R. Sampson. 0.41-m f/11
Ritchey-Chretien + CCD.
821 Cordoba-Bosque Alegre. Observers C. Colazo, P. Guzzo. Measurer C. Colazo.
1.54-m f/4.8 reflector + CCD.
I16 IAA-AI Atacama, San Pedro de Atacama. Observers J. L. Ortiz, N. Morales,
I. de la Cueva. Measurer I. de la Cueva. 0.40-m f/3.7 reflector + CCD.
Orbital elements:
2012 UB34 Earth MOID = 0.2864 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 MPC
M 4.84340 (2000.0) P Q
n 0.22910000 Peri. 247.93073 +0.96121453 +0.10232458
a 2.6451643 Node 105.44583 -0.01601501 +0.94777068
e 0.5559067 Incl. 15.40942 -0.27533644 +0.30209339
P 4.30 H 20.3 G 0.15 U 8
Residuals in seconds of arc
121018 I16 (3.6+ 2.3-) 121019 821 0.0 0.1- 121019 474 0.1+ 0.4+
121018 I16 0.2+ 1.0- 121019 821 0.2+ 0.1- 121020 807 0.1- 0.1-
121018 I16 0.0 0.6+ 121019 821 0.1+ 0.1+ 121020 807 0.0 0.2-
121018 I16 0.1+ 0.6+ 121019 I16 0.9- 0.6- 121020 807 0.0 0.2-
121019 807 0.3- 0.2+ 121019 I16 (1.7+ 2.4-) 121020 807 0.0 0.1-
121019 807 0.0 0.1+ 121019 I16 (0.9+ 3.1-) 121020 807 0.0 0.0
121019 807 0.1+ 0.2- 121019 474 0.1- 0.0 121020 I16 0.4- 0.8+
121019 807 0.0 0.4- 121019 474 0.3+ 0.4+ 121020 I16 0.6+ 0.3-
121019 807 0.0 0.0 121019 474 0.2- 0.0 121020 I16 (0.8+ 2.7-)
Ephemeris:
2012 UB34 a,e,i = 2.65, 0.56, 15 q = 1.1747
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2012 09 20 03 59 20.9 -40 56 10 0.3577 1.1821 111.3 52.3 20.4
...
2012 10 05 04 15 04.6 -37 30 20 0.3830 1.2143 115.4 48.1 20.4
...
2012 10 13 04 15 22.4 -35 08 16 0.3964 1.2411 119.4 44.5 20.5
...
2012 10 19 04 12 41.2 -33 02 36 0.4073 1.2650 123.0 41.3 20.5
2012 10 20 04 12 02.3 -32 39 51 0.4093 1.2693 123.7 40.7 20.5
2012 10 21 04 11 20.5 -32 16 33 0.4113 1.2737 124.4 40.2 20.5
...
2012 10 27 04 06 16.4 -29 45 18 0.4246 1.3015 128.6 36.7 20.5
...
2012 11 04 03 57 55.3 -25 53 57 0.4468 1.3424 134.3 31.9 20.5
...
2012 11 19 03 41 42.6 -17 30 00 0.5099 1.4290 143.0 24.6 20.8
A. U. Tomatic (C) Copyright 2012 MPC M.P.E.C. 2012-U58
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