MPEC 2012-L35 : 2012 LF4
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M.P.E.C. 2012-L35 Issued 2012 June 13, 12:22 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 LF4
Observations:
K12L04F* C2012 06 12.33513 17 26 13.70 -03 02 33.2 18.5 VrEL035703
K12L04F C2012 06 12.34196 17 26 14.89 -03 01 11.0 18.4 VrEL035703
K12L04F C2012 06 12.34882 17 26 15.75 -02 59 48.8 19.1 VrEL035703
K12L04F C2012 06 12.35554 17 26 16.69 -02 58 27.5 19.1 VrEL035703
K12L04F KC2012 06 12.89492 17 28 17.95 -01 07 35.5 tEL035204
K12L04F KC2012 06 12.90265 17 28 19.30 -01 05 56.3 tEL035204
K12L04F KC2012 06 12.91102 17 28 20.74 -01 04 09.4 18.8 RtEL035204
K12L04F KC2012 06 12.96457 17 28 31.04 -00 52 38.3 18.9 VvEL035I93
K12L04F KC2012 06 12.97461 17 28 32.76 -00 50 28.9 19.3 VvEL035I93
K12L04F KC2012 06 12.98594 17 28 34.63 -00 48 02.8 19.3 VvEL035I93
K12L04F KC2012 06 13.09209 17 29 02.86 -00 21 17.8 19.0 uEL035821
K12L04F KC2012 06 13.09399 17 29 03.21 -00 20 53.1 19.2 uEL035821
K12L04F KC2012 06 13.09588 17 29 03.54 -00 20 27.6 19.4 uEL035821
K12L04F C2012 06 13.24119 17 29 34.59 +00 08 10.9 18.7 RoEL035H01
K12L04F C2012 06 13.24869 17 29 35.84 +00 09 50.8 18.8 RoEL035H01
K12L04F C2012 06 13.25804 17 29 37.39 +00 11 55.4 18.8 RoEL035H01
K12L04F C2012 06 13.26417 17 29 38.40 +00 13 17.2 18.8 RoEL035H01
K12L04F ]C2012 06 13.28437 17 29 42.56 +00 17 52.9 19.1 VcEL035695
K12L04F ]C2012 06 13.28552 17 29 42.75 +00 18 08.3 18.8 VcEL035695
K12L04F ]C2012 06 13.28647 17 29 42.91 +00 18 20.6 19.0 VcEL035695
K12L04F KC2012 06 13.28652717 29 38.81 +00 18 01.4 19.2 VrEL035H21
K12L04F ]C2012 06 13.28743 17 29 43.06 +00 18 33.9 19.0 VcEL035695
K12L04F KC2012 06 13.28952117 29 39.32 +00 18 41.3 19.3 VrEL035H21
K12L04F KC2012 06 13.29251117 29 39.83 +00 19 21.4 19.2 VrEL035H21
K12L04F KC2012 06 13.29529917 29 40.30 +00 19 59.2 19.3 VrEL035H21
K12L04F KC2012 06 13.33421 17 29 48.14 +00 28 43.2 18.7 RuEL035H36
K12L04F KC2012 06 13.33889 17 29 48.98 +00 29 46.5 18.6 RuEL035H36
K12L04F KC2012 06 13.34440 17 29 49.96 +00 30 59.5 19.3 RuEL035H36
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.38-m f/6.8 reflector
+ CCD.
695 Kitt Peak. Observers M. Trueblood, K. Mighell, P. Romero, R. Crawford.
Measurer R. Crawford. 2.1-m f/7.7 Ritchey-Chretien + CCD.
703 Catalina Sky Survey. Observer A. Boattini. Measurers A. Boattini,
E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill, R. A. Kowalski,
S. M. Larson, R. H. McNaught. 0.68-m Schmidt + CCD.
821 Cordoba-Bosque Alegre. Observers C. Colazo, P. Guzzo, N. Muguiro,
C. Bellitti, G. Fassetta. Measurer C. Colazo. 1.54-m f/4.8 reflector
+ CCD.
H01 Magdalena Ridge Observatory, Socorro. Observer W. H. Ryan. 2.4-m f/8.9
reflector + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers L. Buzzi, H. Devore, S. Foglia, T. Vorobjov. 0.61-m f/4.0
astrograph + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
I93 St Pardon de Conques. Observer F. Losse. 0.40-m f/5.0 reflector + CCD.
Orbital elements:
2012 LF4 Earth MOID = 0.0351 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 258.51997 (2000.0) P Q
n 0.68756798 Peri. 72.96398 +0.81877670 +0.56581533
a 1.2713319 Node 252.47581 -0.55787148 +0.74411148
e 0.2609689 Incl. 5.85342 -0.13558806 +0.35517758
P 1.43 H 24.4 G 0.15 U 7
Residuals in seconds of arc
120612 703 1.3- 0.3- 120613 821 0.4- 0.3- 120613 H21 0.1+ 0.2-
120612 703 1.9+ 0.0 120613 821 0.1+ 0.4- 120613 695 0.2+ 0.3+
120612 703 0.0 0.1- 120613 821 0.3+ 0.3+ 120613 H21 0.1+ 0.4-
120612 703 0.5- 0.4+ 120613 H01 0.0 0.1+ 120613 H21 0.1+ 0.3-
120612 204 0.2- 0.3- 120613 H01 0.0 0.1+ 120613 H21 0.0 0.1+
120612 204 0.1+ 0.1+ 120613 H01 0.0 0.0 120613 H36 0.7- 0.2+
120612 204 0.3+ 0.1- 120613 H01 0.0 0.1+ 120613 H36 0.3- 0.5+
120612 I93 0.5- 0.2+ 120613 695 0.2+ 0.3+ 120613 H36 0.1- 0.7-
120612 I93 0.2+ 0.2+ 120613 695 0.3+ 0.3+
120612 I93 0.0 0.0 120613 695 0.3+ 0.1-
Ephemeris:
2012 LF4 a,e,i = 1.27, 0.26, 6 q = 0.9396
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2012 05 14 16 46 08.6 -33 00 17 0.1813 1.1794 156.7 19.8 22.0
...
2012 05 29 16 59 11.2 -26 51 48 0.1058 1.1181 170.5 8.6 20.4
...
2012 06 06 17 10 19.8 -17 57 30 0.07205 1.0865 174.4 5.2 19.3
...
2012 06 12 17 25 07.9 -04 06 36 0.05085 1.0637 160.9 18.2 19.0
2012 06 13 17 28 36.7 -00 43 01 0.04787 1.0600 157.5 21.5 19.0
2012 06 14 17 32 31.3 +03 05 31 0.04511 1.0563 153.6 25.3 19.0
...
2012 06 20 18 11 25.4 +35 10 01 0.03533 1.0350 121.3 57.1 19.3
...
2012 06 28 21 30 39.9 +73 08 40 0.04550 1.0089 79.0 98.5 21.3
...
2012 07 13 03 26 07.3 +63 34 24 0.09526 0.9691 57.8 117.5 23.9
A. U. Tomatic (C) Copyright 2012 MPC M.P.E.C. 2012-L35
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