MPEC 2013-A66 : COMET P/2012 WA34 (LEMMON-PANSTARRS)
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M.P.E.C. 2013-A66 Issued 2013 Jan. 10, 21:02 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
COMET P/2012 WA34 (LEMMON-PANSTARRS)
Observations:
PK12W34A C2011 09 26.44329 00 37 36.960-04 44 57.63 22.0 TLEA066F51
PK12W34A C2011 09 26.46369 00 37 36.248-04 45 02.44 21.9 TLEA066F51
PK12W34A C2011 09 26.47804 00 37 35.723-04 45 06.00 21.9 TLEA066F51
PK12W34A C2012 11 26.39929 05 21 12.67 +20 19 28.7 20.5 TrEA066G96
PK12W34A C2012 11 26.40647 05 21 12.34 +20 19 29.3 20.3 TrEA066G96
PK12W34A C2012 11 26.42243 05 21 11.77 +20 19 29.5 20.0 TrEA066G96
PK12W34A C2012 11 26.42965 05 21 11.44 +20 19 30.1 20.8 TrEA066G96
PK12W34A C2012 12 03.33757 05 16 36.69 +20 25 27.3 20.1 TrEA066G96
PK12W34A C2012 12 03.34464 05 16 36.33 +20 25 27.4 20.4 TrEA066G96
PK12W34A C2012 12 03.35167 05 16 36.01 +20 25 27.3 18.9 TrEA066G96
PK12W34A C2012 12 03.35882 05 16 35.79 +20 25 28.7 19.6 TrEA066G96
PK12W34A C2013 01 07.24713 04 54 20.429+21 03 14.62 21.1 TLEA066F51
PK12W34A C2013 01 07.26483 04 54 19.952+21 03 15.99 21.4 TLEA066F51
PK12W34A C2013 01 07.28178 04 54 19.450+21 03 17.46 21.1 TLEA066F51
PK12W34A _C2013 01 08.37127004 53 52.040+21 04 48.54 21.3 TtEA066568
PK12W34A _C2013 01 08.37321704 53 51.992+21 04 48.79 20.9 TtEA066568
PK12W34A _C2013 01 08.37516404 53 51.940+21 04 48.90 21.2 TtEA066568
PK12W34A _C2013 01 09.20451604 53 32.362+21 05 59.09 21.2 TtEA066568
PK12W34A _C2013 01 09.20646404 53 32.329+21 05 59.20 21.2 TtEA066568
PK12W34A _C2013 01 09.20883104 53 32.255+21 05 59.44 21.2 TtEA066568
Observer details:
568 Mauna Kea. Observers R. J. Wainscoat, M. Micheli, P. Forshay. Measurers
M. Micheli, P. Veres. 3.6-m Canada-France-Hawaii Telescope + CCD.
F51 Pan-STARRS 1, Haleakala. Observers N. Primak, A. Schultz, S. Watters,
T. Goggia. Measurer PS1 Science Consortium. 1.8-m Ritchey-Chretien
+ CCD.
G96 Mt. Lemmon Survey. Observers A. Boattini, R. A. Kowalski. Measurers
A. Boattini, E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill,
J. A. Johnson, R. A. Kowalski, S. M. Larson, R. H. McNaught. 1.5-m
reflector + CCD.
Orbital elements:
P/2012 WA34 (Lemmon-PANSTARRS)
Epoch 2013 Jan. 28.0 TT = JDT 2456320.5
T 2013 Jan. 24.74404 TT MPC
q 3.1734210 (2000.0) P Q
n 0.09354658 Peri. 353.15911 +0.03976054 -0.99354317
a 4.8060039 Node 94.52339 +0.92173287 -0.00458824
e 0.3396965 Incl. 6.11886 +0.38578183 +0.11336186
P 10.5
From 20 observations 2011 Sept. 26-2013 Jan. 9, mean residual 0".3.
P/2012 WA34 (Lemmon-PANSTARRS)
Epoch 2023 June 25.0 TT = JDT 2460120.5
T 2023 July 8.96467 TT MPC
q 3.0711967 (2000.0) P Q
n 0.09741676 Peri. 356.64900 -0.00382915 -0.99438438
a 4.6778568 Node 93.55158 +0.91992149 -0.04496993
e 0.3434607 Incl. 6.08264 +0.39208390 +0.09579878
P 10.1
From 20 observations 2011 Sept. 26-2013 Jan. 9, mean residual 0".3.
P/2012 WA34 (Lemmon-PANSTARRS)
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5
T 2013 Jan. 25.39999 TT MPC
q 3.1729869 (2000.0) P Q
n 0.09341755 Peri. 353.28293 +0.03739926 -0.99364175
a 4.8104283 Node 94.53571 +0.92172534 -0.00675185
e 0.3403941 Incl. 6.11524 +0.38603587 +0.11238547
P 10.6
From 20 observations 2011 Sept. 26-2013 Jan. 9, mean residual 0".3.
Ephemeris:
P/2012 WA34 (Lemmon-PANSTARRS)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2012 12 11 05 11 10.4 +20 32 29 2.1994 3.1834 177.5 0.8 20.2
...
2012 12 26 05 00 52.1 +20 47 57 2.2293 3.1779 161.7 5.6 20.3
...
2013 01 03 04 56 19.5 +20 57 35 2.2709 3.1758 152.5 8.2 20.3
...
2013 01 09 04 53 37.0 +21 05 42 2.3127 3.1747 145.8 10.0 20.3
2013 01 10 04 53 14.0 +21 07 08 2.3206 3.1745 144.7 10.3 20.3
2013 01 11 04 52 52.1 +21 08 36 2.3286 3.1744 143.6 10.6 20.4
...
2013 01 17 04 51 08.1 +21 17 54 2.3814 3.1737 137.1 12.2 20.4
...
2013 01 25 04 50 05.0 +21 31 47 2.4627 3.1734 128.8 14.0 20.5
...
2013 02 09 04 52 04.9 +22 02 12 2.6415 3.1746 114.1 16.5 20.6
Gareth V. Williams (C) Copyright 2013 MPC M.P.E.C. 2013-A66
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