MPEC 2012-J51 : 2011 MM4
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M.P.E.C. 2012-J51 Issued 2012 May 15, 12:04 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
2011 MM4
Revision to MPEC 2011-N02
Additional Observations:
K11M04M |C2012 03 28.44557 17 36 25.45 +53 22 12.8 20.7 VcEJ051H06
K11M04M |C2012 03 28.44925 17 36 25.37 +53 22 14.6 20.9 VcEJ051H06
K11M04M KC2012 05 11.88012 17 21 50.90 +56 35 06.3 20.5 RtEJ051204
K11M04M HC2012 05 11.90862 17 21 50.16 +56 35 11.8 tEJ051204
K11M04M KC2012 05 14.33186017 20 38.38 +56 42 42.2 21.4 VcEJ051H21
K11M04M KC2012 05 14.34614517 20 38.02 +56 42 45.2 21.3 VcEJ051H21
K11M04M KC2012 05 14.36119017 20 37.66 +56 42 48.2 21.4 VcEJ051H21
K11M04M 7C2012 05 15.40198 17 20 06.29 +56 45 54.4 20.7 RtEJ051F65
K11M04M 7C2012 05 15.40883 17 20 06.05 +56 45 55.7 tEJ051F65
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
F65 Haleakala-Faulkes Telescope North. Observers P. Miller, P. Roche,
A. Tripp, R. Miles, R. Holmes, S. Foglia, L. Buzzi. Measurers L. Buzzi,
S. Foglia. 2.0-m f/10 Ritchey-Chretien + CCD.
H06 RAS Observatory, Mayhill. Observer H. Sato. 0.51-m f/6.8 astrograph
+ CCD + f/4.5 focal reducer.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Vorobjov. 0.61-m f/4.0 astrograph + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
120328 H06 17.4+ 4.8+ 120515 F65 12.5+ 16.7+ MPO202281 -5.1 day
Orbital elements:
2011 MM4
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 26.35419 (2000.0) P Q
n 0.01003467 Peri. 7.41807 +0.19308785 -0.20351872
a 21.2879601 Node 282.57678 -0.94315303 -0.30820761
e 0.4755674 Incl. 100.44169 -0.27051700 +0.92929446
P 98.22 H 9.3 G 0.15 U 2
Residuals in seconds of arc
110624 F51 0.1+ 0.1- 110626 F65 0.7+ 0.5- 110630 H21 0.1- 0.3-
110624 F51 0.0 0.3- 110626 F65 0.0 0.6- 110630 H21 0.3- 0.4-
110624 F51 0.0 0.2- 110626 F65 0.5+ 0.5- 110630 H01 0.1- 0.1+
110624 F51 0.1- 0.1+ 110627 B01 0.7+ 1.2- 110630 H21 0.2- 0.3-
110624 F51 0.0 0.2- 110627 B01 0.2- 1.1- 110630 F65 0.1- 0.2+
110624 F51 0.0 0.2- 110627 B01 0.5- 0.6- 110630 F65 0.1- 0.2+
110624 F51 0.1- 0.1- 110627 B01 0.5- 0.7+ 110630 F65 0.1- 0.1+
110624 F51 0.0 0.1- 110627 B01 0.7- 0.7- 110701 H36 0.7+ 1.4-
110625 926 0.7+ 0.6+ 110627 B01 0.3- 0.5- 110701 H36 (0.8+ 2.2-)
110625 926 1.0+ 0.7+ 110628 B01 0.3+ 0.3+ 110701 695 0.0 0.1+
110625 926 0.7+ 0.7+ 110628 B01 0.5+ 0.5- 110701 695 0.1+ 0.1+
110625 926 0.8+ 0.2+ 110628 H21 0.2- 0.3- 110701 F65 0.2+ 0.2+
110625 926 1.0+ 0.0 110628 H21 0.1- 0.1- 110701 F65 0.1+ 0.1+
110625 926 1.0+ 0.5+ 110628 H36 0.8- 0.1- 110701 F65 0.1- 0.2+
110625 926 0.3+ 1.0+ 110628 H21 0.0 0.0 110701 F65 0.2- 0.0
110625 926 0.2+ 0.3+ 110628 H36 0.2- 0.0 110703 104 0.0 0.5-
110625 926 0.6- 0.2- 110628 H36 0.2- 0.1- 110703 104 0.4+ 0.2-
110625 926 0.4+ 0.2- 110628 568 0.0 0.1+ 110725 H06 0.1+ 0.7+
110625 H21 0.2+ 0.1+ 110628 568 0.0 0.0 110725 H06 0.5+ 0.2+
110625 H21 0.2- 0.2- 110628 568 0.0 0.0 110728 688 0.0 0.1-
110625 H21 0.3- 0.1+ 110628 568 0.0 0.1+ 110728 688 0.1- 0.0
110625 H21 0.1+ 0.2+ 110628 568 0.0 0.1+ 120328 H06 0.5+ 0.3-
110625 H01 0.0 0.1+ 110629 H36 0.4+ 0.3- 120328 H06 0.0 0.4+
110625 H01 0.0 0.1+ 110629 H36 0.1+ 0.5- 120511 204 0.8- 0.1-
110625 H01 0.0 0.2+ 110629 J95 0.2+ 0.1- 120511 204 0.0 0.1-
110625 H01 0.1- 0.1+ 110630 J95 0.1- 0.3- 120514 H21 0.6- 0.6-
110626 H01 0.1- 0.2+ 110630 H06 0.5+ 0.2- 120514 H21 0.0 0.2-
110626 H01 0.1- 0.1+ 110630 H06 0.3- 0.2- 120514 H21 0.8+ 0.1+
110626 H01 0.1- 0.2+ 110630 H01 0.1- 0.1+ 120515 F65 0.2+ 0.2+
110626 H01 0.2- 0.2+ 110630 H01 0.1- 0.2+ 120515 F65 0.0 0.3+
Ephemeris:
2011 MM4 a,e,i = 21.29, 0.48, 100 q = 11.164
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2012 04 15 17 32 31.4 +54 48 16 14.1250 14.3076 98.5 4.0 21.2
...
2012 04 30 17 27 11.9 +55 52 47 14.1238 14.3363 100.2 4.0 21.2
...
2012 05 08 17 23 41.6 +56 22 15 14.1307 14.3516 100.7 4.0 21.2
...
2012 05 14 17 20 48.4 +56 41 42 14.1394 14.3631 100.8 4.0 21.2
2012 05 15 17 20 18.4 +56 44 42 14.1411 14.3650 100.8 4.0 21.2
2012 05 16 17 19 48.1 +56 47 39 14.1429 14.3670 100.8 4.0 21.2
...
2012 05 22 17 16 40.4 +57 03 45 14.1556 14.3785 100.7 4.0 21.2
...
2012 05 30 17 12 18.0 +57 21 01 14.1772 14.3938 100.3 4.0 21.2
...
2012 06 14 17 03 48.1 +57 40 00 14.2309 14.4227 98.9 4.0 21.2
A. U. Tomatic (C) Copyright 2012 MPC M.P.E.C. 2012-J51
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