MPEC 2017-Q115: COMET P/2012 T1 = 2017 O3 (PANSTARRS)
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M.P.E.C. 2017-Q115 Issued 2017 Aug. 25, 13:27 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Division F 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 T1 = 2017 O3 (PANSTARRS)
Observations:
PK17O030 5C2017 07 01.37087122 06 07.329-23 19 02.07 23.9 TtEQ115I11
PK17O030 5C2017 07 01.37866722 06 07.329-23 19 04.88 23.7 TtEQ115I11
PK17O030 5C2017 07 18.24169622 03 11.579-25 15 20.70 23.3 TtEQ115I11
PK17O030 5C2017 07 18.24559322 03 11.475-25 15 22.56 23.5 TtEQ115I11
PK17O030 5C2017 07 18.24948622 03 11.398-25 15 24.14 23.4 TtEQ115I11
PK17O030 5C2017 07 21.41547822 01 52.481-25 39 51.66 22.8 TtEQ115I11
PK17O030 5C2017 07 21.41937122 01 52.372-25 39 53.58 22.8 TtEQ115I11
PK17O030 5C2017 07 21.42328522 01 52.257-25 39 55.57 22.4 TtEQ115I11
PK17O030 C2017 07 28.18964121 58 20.27 -26 33 12.4 24.4 TUEQ115I33
PK17O030 C2017 07 28.19474521 58 20.09 -26 33 14.9 23.9 TUEQ115I33
PK17O030 C2017 07 28.20326421 58 19.76 -26 33 19.1 24.9 TUEQ115I33
PK17O030 C2017 07 28.21181721 58 19.46 -26 33 23.1 24.1 TUEQ115I33
PK17O030 C2017 07 28.22033621 58 19.13 -26 33 27.1 24.7 TUEQ115I33
PK17O030 5C2017 08 17.05851221 43 45.989-28 57 24.93 22.8 TtEQ115I11
PK17O030 5C2017 08 17.06631521 43 45.566-28 57 28.28 23.5 TtEQ115I11
Observer details:
I11 Gemini South Observatory, Cerro Pachon. Observers H. H. Hsieh, J. Chavez,
L. Magill, K. Silva. Measurer M. Micheli.
I33 SOAR, Cerro Pachon. Observers M. Mommert, J. Agarwal. Measurer
M. Mommert. 4.1-m Cassegrain + CCD.
Orbital elements:
P/2012 T1 (PANSTARRS)
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5
T 2012 Sept. 10.93973 TT MPCW
q 2.4107712 (2000.0) P Q
n 0.17600941 Peri. 300.59514 +0.88000833 -0.43473243
a 3.1533980 Node 85.77432 +0.47426471 +0.78254387
e 0.2355005 Incl. 11.05870 +0.02565776 +0.44568240
P 5.60
From 173 observations 2012 Oct. 6-2017 Aug. 17, mean residual 0".4.
P/2012 T1 (PANSTARRS)
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5
T 2018 Apr. 11.64328 TT MPCW
q 2.4019953 (2000.0) P Q
n 0.17625576 Peri. 299.90065 +0.88561916 -0.42320787
a 3.1504591 Node 85.72153 +0.46398314 +0.78860055
e 0.2375729 Incl. 11.05652 +0.01995888 +0.44609896
P 5.59
From 173 observations 2012 Oct. 6-2017 Aug. 17, mean residual 0".4.
P/2012 T1 (PANSTARRS)
Epoch 2023 Oct. 23.0 TT = JDT 2460240.5
T 2023 Nov. 10.88646 TT MPCW
q 2.3948511 (2000.0) P Q
n 0.17635568 Peri. 299.71815 +0.88723278 -0.41979056
a 3.1492689 Node 85.68419 +0.46096053 +0.79031303
e 0.2395533 Incl. 11.06014 +0.01825876 +0.44629720
P 5.59
From 173 observations 2012 Oct. 6-2017 Aug. 17, mean residual 0".4.
P/2012 T1 (PANSTARRS)
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5
T 2018 Apr. 11.73332 TT MPCW
q 2.4019037 (2000.0) P Q
n 0.17630216 Peri. 299.92285 +0.88542858 -0.42360563
a 3.1499063 Node 85.72502 +0.46433836 +0.78839691
e 0.2374682 Incl. 11.05658 +0.02015238 +0.44608136
P 5.59
From 173 observations 2012 Oct. 6-2017 Aug. 17, mean residual 0".4.
Ephemeris:
P/2012 T1 (PANSTARRS)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2017 07 26 21 59 35.1 -26 15 55 1.7842 2.7451 156.4 8.5 23.6
...
2017 08 10 21 49 25.6 -28 10 33 1.7185 2.7122 165.6 5.3 23.5
...
2017 08 18 21 42 59.4 -29 03 07 1.7072 2.6949 164.1 5.9 23.5
...
2017 08 24 21 38 05.5 -29 35 46 1.7096 2.6822 160.0 7.4 23.4
2017 08 25 21 37 17.4 -29 40 33 1.7109 2.6801 159.2 7.7 23.4
2017 08 26 21 36 29.6 -29 45 07 1.7125 2.6780 158.4 8.0 23.4
...
2017 09 01 21 31 55.8 -30 08 12 1.7268 2.6655 153.0 9.9 23.4
...
2017 09 09 21 26 40.4 -30 26 51 1.7588 2.6491 145.2 12.5 23.5
...
2017 09 24 21 20 36.4 -30 24 56 1.8530 2.6192 130.6 16.9 23.5
Gareth V. Williams (C) Copyright 2017 MPC M.P.E.C. 2017-Q115
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