• Processing (Info)

    • MPEC 2015-X104: COMET P/2015 X3 (PANSTARRS)

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    M.P.E.C. 2015-X104                               Issued 2015 Dec. 8, 16:47 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/2015 X3 (PANSTARRS)

Observations:
    PK15X030  C2015 11 06.38775 03 35 39.771+00 21 04.14         20.6 TLEX104F51
    PK15X030  C2015 11 06.39946 03 35 39.162+00 21 06.99         20.7 TLEX104F51
    PK15X030  C2015 11 15.40784 03 28 02.439+01 03 45.12         20.4 TLEX104F51
    PK15X030  C2015 11 15.41997 03 28 01.827+01 03 49.34         20.5 TLEX104F51
    PK15X030  C2015 11 15.43213 03 28 01.170+01 03 53.19         20.5 TLEX104F51
    PK15X030  C2015 11 15.44436 03 28 00.500+01 03 57.03         20.5 TLEX104F51
    PK15X030  C2015 12 01.40586 03 15 03.719+02 47 07.82         21.1 TLEX104F51
    PK15X030  C2015 12 01.41720 03 15 03.207+02 47 12.71         21.4 TLEX104F51
    PK15X030  C2015 12 01.42863 03 15 02.678+02 47 17.98         21.1 TLEX104F51
    PK15X030  C2015 12 01.43976 03 15 02.172+02 47 23.20         20.8 TLEX104F51
    PK15X030 _C2015 12 05.49650503 12 11.475+03 18 36.49         20.4 TtEX104568
    PK15X030 _C2015 12 05.49779603 12 11.416+03 18 37.22         20.5 TtEX104568
    PK15X030 _C2015 12 05.49907903 12 11.362+03 18 37.86         20.5 TtEX104568
    PK15X030 |C2015 12 07.21739 03 11 04.03 +03 32 20.9                vEX104H06
    PK15X030 |C2015 12 07.22204 03 11 03.83 +03 32 23.7          20.0 TvEX104H06
    PK15X030 HC2015 12 08.26566 03 10 24.44 +03 40 54.1          20.6 ToEX104691
    PK15X030 HC2015 12 08.27152 03 10 24.23 +03 40 56.7          20.6 ToEX104691
    PK15X030 HC2015 12 08.27714 03 10 24.02 +03 40 58.6          20.7 ToEX104691
    PK15X030  C2015 12 08.29492303 10 23.33 +03 41 08.5          21.1 TtEX104H01
    PK15X030  C2015 12 08.30264103 10 23.04 +03 41 12.4          20.9 TtEX104H01
    PK15X030  C2015 12 08.31247503 10 22.66 +03 41 17.2          21.2 TtEX104H01
    PK15X030  C2015 12 08.31898903 10 22.41 +03 41 20.3          21.0 TtEX104H01

Observer details:
568 Mauna Kea.  Observers R. J. Wainscoat, M. Micheli, C. Wipper.  Measurers
    M. Micheli, R. J. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
691 Steward Observatory, Kitt Peak.  Observer A. F. Tubbiolo.  0.9-m f/3
    reflector + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers B. Gibson, T. Goggia, N. Primak,
    A. Schultz, M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau,
    H. Flewelling, M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters,
    R. Weryk.  1.8-m Ritchey-Chretien + CCD.
H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
    Measurer W. H. Ryan.  2.4-m f/8.9 reflector + CCD.
H06 iTelescope Observatory, Mayhill.  Observer H. Sato.  0.51-m f/6.8
    astrograph + CCD + f/4.5 focal reducer.

Orbital elements:
    P/2015 X3 (PANSTARRS)
Epoch 2015 Aug. 6.0 TT = JDT 2457240.5
T 2015 Aug. 7.79705 TT                                  MPCW
q   2.8225754            (2000.0)            P               Q
n   0.08749154     Peri.  306.89107     +0.84241748     -0.35798077
a   5.0252617      Node    77.32654     +0.52202686     +0.72739962
e   0.4383227      Incl.   24.37932     -0.13349434     +0.58543963
P  11.3
From 22 observations 2015 Nov. 6-Dec. 8, mean residual 0".4.

    P/2015 X3 (PANSTARRS)
Epoch 2026 Oct. 7.0 TT = JDT 2461320.5
T 2026 Oct. 24.38255 TT                                 MPCW
q   2.7993254            (2000.0)            P               Q
n   0.08831215     Peri.  306.96857     +0.84231951     -0.35755259
a   4.9940828      Node    77.23932     +0.52212404     +0.72697507
e   0.4394716      Incl.   24.42597     -0.13373230     +0.58622811
P  11.2
From 22 observations 2015 Nov. 6-Dec. 8, mean residual 0".4.

    P/2015 X3 (PANSTARRS)
Epoch 2016 Jan. 13.0 TT = JDT 2457400.5
T 2015 Aug. 7.78009 TT                                  MPCW
q   2.8225714            (2000.0)            P               Q
n   0.08753081     Peri.  306.88982     +0.84243190     -0.35792912
a   5.0237583      Node    77.32475     +0.52199422     +0.72741571
e   0.4381554      Incl.   24.38052     -0.13353101     +0.58545123
P  11.3
From 22 observations 2015 Nov. 6-Dec. 8, mean residual 0".4.

Ephemeris:
    P/2015 X3 (PANSTARRS)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2015 11 08    03 34 19.7 +00 27 52   1.9362  2.8903   160.8     6.5  21.0
...
2015 11 23    03 21 38.2 +01 48 38   1.9650  2.9135   160.2     6.6  21.1
...
2015 12 01    03 15 21.7 +02 44 08   2.0063  2.9271   154.4     8.4  21.2
...
2015 12 07    03 11 12.5 +03 30 38   2.0487  2.9379   149.1     9.9  21.2
2015 12 08    03 10 34.5 +03 38 45   2.0567  2.9397   148.1    10.2  21.2
2015 12 09    03 09 57.5 +03 46 58   2.0649  2.9416   147.2    10.5  21.3
...
2015 12 15    03 06 40.3 +04 38 07   2.1194  2.9530   141.4    12.0  21.3
...
2015 12 23    03 03 29.3 +05 50 31   2.2048  2.9689   133.5    13.9  21.4
...
2016 01 07    03 01 28.3 +08 14 30   2.3972  3.0009   119.1    16.6  21.7

Gareth V. Williams           (C) Copyright 2015 MPC           M.P.E.C. 2015-X104

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