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  • MPEC 2014-W55 : COMET C/2014 W2 (PANSTARRS)

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    M.P.E.C. 2014-W55                                Issued 2014 Nov. 21, 04:25 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 C/2014 W2 (PANSTARRS)
    
    Observations:
        CK14W020  C2014 10 26.31633 05 03 25.39 +14 58 35.4          17.9 TqEW055703
        CK14W020  C2014 10 26.32192 05 03 25.20 +14 58 37.3          17.7 TqEW055703
        CK14W020  C2014 10 26.32749 05 03 25.01 +14 58 38.8          18.0 TqEW055703
        CK14W020  C2014 10 26.33306 05 03 24.81 +14 58 39.9          18.0 TqEW055703
        CK14W020  C2014 11 16.31091 04 48 21.44 +16 10 24.4          17.5 TqEW055703
        CK14W020  C2014 11 16.31541 04 48 21.21 +16 10 25.1          17.3 TqEW055703
        CK14W020  C2014 11 16.31991 04 48 20.97 +16 10 26.0          17.4 TqEW055703
        CK14W020  C2014 11 16.32442 04 48 20.74 +16 10 26.8          17.4 TqEW055703
        CK14W020  C2014 11 17.35307 04 47 27.788+16 14 15.80         18.8 TLEW055F51
        CK14W020  C2014 11 17.36593 04 47 27.115+16 14 18.65         18.7 TLEW055F51
        CK14W020  C2014 11 17.37881 04 47 26.438+16 14 21.57         18.7 TLEW055F51
        CK14W020  C2014 11 17.39168 04 47 25.764+16 14 24.44         18.7 TLEW055F51
        CK14W020 KC2014 11 18.06604 04 46 50.55 +16 16 53.9          18.2 TqEW055958
        CK14W020 KC2014 11 18.07469 04 46 50.09 +16 16 56.3          18.2 TqEW055958
        CK14W020 KC2014 11 18.08133 04 46 49.73 +16 16 57.5          18.3 TqEW055958
        CK14W020 |C2014 11 18.13418 04 46 47.18 +16 17 09.4                vEW055H06
        CK14W020 KC2014 11 18.13573 04 46 47.03 +16 17 09.8          18.2 TqEW055G48
        CK14W020 |C2014 11 18.13624 04 46 47.05 +16 17 09.9                vEW055H06
        CK14W020 |C2014 11 18.13829 04 46 46.89 +16 17 10.6          17.5 TvEW055H06
        CK14W020 KC2014 11 18.14237 04 46 46.71 +16 17 11.3          18.2 TqEW055G48
        CK14W020 KC2014 11 18.15234 04 46 46.17 +16 17 13.2          18.3 TqEW055G48
        CK14W020 KC2014 11 18.20699 04 46 43.26 +16 17 25.4          17.5 TqEW055850
        CK14W020 KC2014 11 18.22196 04 46 42.48 +16 17 28.6          17.5 TqEW055850
        CK14W020 KC2014 11 18.23691 04 46 41.69 +16 17 32.2          17.6 TqEW055850
        CK14W020  C2014 11 18.24264 04 46 41.38 +16 17 33.2          18.1 ToEW055691
        CK14W020  C2014 11 18.26301 04 46 40.31 +16 17 38.2          18.1 ToEW055691
        CK14W020  C2014 11 18.28337 04 46 39.22 +16 17 42.8          18.1 ToEW055691
        CK14W020 $C2014 11 18.34867 04 46 35.74 +16 17 57.4          18.4 T EW055U69
        CK14W020 $C2014 11 18.35299 04 46 35.55 +16 17 58.5          18.2 T EW055U69
        CK14W020  C2014 11 18.36894 04 46 34.65 +16 18 02.2                oEW055711
        CK14W020  C2014 11 18.37231 04 46 34.48 +16 18 03.1                oEW055711
        CK14W020  C2014 11 18.37489 04 46 34.33 +16 18 03.7                oEW055711
        CK14W020  C2014 11 18.47590704 46 28.99 +16 18 25.8          17.2 TtEW055H01
        CK14W020  C2014 11 18.48545804 46 28.49 +16 18 27.9          17.2 TtEW055H01
        CK14W020  C2014 11 18.49339404 46 28.07 +16 18 29.6          17.2 TtEW055H01
        CK14W020 _C2014 11 18.49982404 46 27.782+16 18 31.82         18.6 TtEW055568
        CK14W020 _C2014 11 18.50108104 46 27.718+16 18 32.07         18.8 TtEW055568
        CK14W020  C2014 11 18.50118104 46 27.65 +16 18 31.4          17.2 TtEW055H01
        CK14W020 _C2014 11 18.50233204 46 27.649+16 18 32.36         18.8 TtEW055568
        CK14W020 3C2014 11 18.65539 04 46 19.63 +16 19 07.3          16.9 TuEW055Q62
        CK14W020  C2014 11 18.65598 04 46 19.67 +16 19 06.5          17.6 TqEW055N55
        CK14W020  C2014 11 18.65745 04 46 19.60 +16 19 06.9          17.7 TqEW055N55
        CK14W020  C2014 11 18.65892 04 46 19.51 +16 19 07.4          17.7 TqEW055N55
        CK14W020  C2014 11 18.66046 04 46 19.43 +16 19 07.7          17.7 TqEW055N55
        CK14W020  C2014 11 18.66193 04 46 19.36 +16 19 08.0          17.7 TqEW055N55
        CK14W020  C2014 11 18.66338 04 46 19.29 +16 19 08.4          17.7 TqEW055N55
        CK14W020 3C2014 11 18.66428 04 46 19.15 +16 19 09.7          17.2 TuEW055Q62
        CK14W020  C2014 11 18.66485 04 46 19.20 +16 19 08.8          17.7 TqEW055N55
        CK14W020  C2014 11 18.66631 04 46 19.12 +16 19 09.1          17.7 TqEW055N55
        CK14W020  C2014 11 18.66775 04 46 19.05 +16 19 09.2          17.7 TqEW055N55
        CK14W020  C2014 11 18.66920 04 46 18.97 +16 19 09.7          17.7 TqEW055N55
        CK14W020  C2014 11 18.69139 04 46 17.81 +16 19 13.6          17.5 TqEW055O75
        CK14W020  C2014 11 18.69487 04 46 17.60 +16 19 14.4          17.3 TqEW055O75
        CK14W020  C2014 11 18.69836 04 46 17.38 +16 19 14.9          17.6 TqEW055O75
        CK14W020  C2014 11 18.70183 04 46 17.22 +16 19 15.6          17.9 TqEW055O75
        CK14W020  C2014 11 18.70531 04 46 17.03 +16 19 16.2          17.4 TqEW055O75
        CK14W020 KC2014 11 18.90552 04 46 06.53 +16 20 01.1          17.7 TqEW055C77
        CK14W020 KC2014 11 18.91197 04 46 06.18 +16 20 03.2          17.8 TqEW055C77
        CK14W020 KC2014 11 18.91626 04 46 05.94 +16 20 03.8          17.5 TqEW055C77
        CK14W020 KC2014 11 18.91725 04 46 05.92 +16 20 04.7          18.5 TcEW055J08
        CK14W020 KC2014 11 18.92465 04 46 05.52 +16 20 05.4          17.8 TcEW055J08
        CK14W020 KC2014 11 18.93201 04 46 05.12 +16 20 08.1          16.9 TcEW055J08
        CK14W020 1C2014 11 18.93354 04 46 05.03 +16 20 08.2          17.6 TuEW055I89
        CK14W020 KC2014 11 18.93792 04 46 04.80 +16 20 09.4          18.1 TcEW055J08
        CK14W020 1C2014 11 18.94146 04 46 04.60 +16 20 10.2          17.6 TuEW055I89
        CK14W020 KC2014 11 18.94988 04 46 04.16 +16 20 11.6          17.4 TqEW055K38
        CK14W020 1C2014 11 18.95131 04 46 04.14 +16 20 13.0          17.7 TuEW055I89
        CK14W020 KC2014 11 18.97682 04 46 02.71 +16 20 17.7          17.4 TqEW055K38
        CK14W020 KC2014 11 19.00516 04 46 01.20 +16 20 23.8          17.4 TqEW055K38
        CK14W020 KC2014 11 19.04623 04 45 59.00 +16 20 33.2          17.5 TqEW055203
        CK14W020 KC2014 11 19.06342 04 45 58.07 +16 20 37.4          17.9 TqEW055203
        CK14W020 KC2014 11 19.11465 04 45 55.35 +16 20 48.6          17.4 TqEW055K38
        CK14W020 KC2014 11 19.14630 04 45 53.65 +16 20 55.6          17.4 TqEW055204
        CK14W020 KC2014 11 19.15773 04 45 53.06 +16 20 58.2                qEW055204
        CK14W020 KC2014 11 19.16865 04 45 52.46 +16 21 00.5                qEW055204
        CK14W020  C2014 11 19.17925 04 45 51.94 +16 21 04.8          18.1 TrEW055Y00
        CK14W020  C2014 11 19.19618 04 45 51.08 +16 21 09.2          18.3 TrEW055Y00
        CK14W020  C2014 11 19.20546 04 45 50.55 +16 21 11.2          17.9 TrEW055Y00
        CK14W020  C2014 11 19.25868 04 45 47.73 +16 21 23.1          17.4 TqEW055W96
        CK14W020  C2014 11 19.28160 04 45 46.45 +16 21 28.4          17.3 TqEW055W96
        CK14W020 KC2014 11 19.33578 04 45 43.62 +16 21 38.1          17.8 TqEW055850
        CK14W020 KC2014 11 19.34789 04 45 43.05 +16 21 41.2          17.9 TqEW055850
        CK14W020 KC2014 11 19.35939 04 45 42.46 +16 21 43.3          17.8 TqEW055850
        CK14W020  C2014 11 19.36604 04 45 42.121+16 21 45.95         18.0 TLEW055F51
        CK14W020  C2014 11 19.37888 04 45 41.430+16 21 48.95         18.0 TLEW055F51
        CK14W020  C2014 11 19.39172 04 45 40.753+16 21 51.77         17.7 TLEW055F51
        CK14W020  C2014 11 19.50406 04 45 34.78 +16 22 16.5          17.9 TqEW055900
        CK14W020  C2014 11 19.51835 04 45 34.04 +16 22 19.5          18.0 TqEW055900
        CK14W020 KC2014 11 19.53747 04 45 33.07 +16 22 22.7          17.7 TqEW055D88
        CK14W020 KC2014 11 19.54544 04 45 32.61 +16 22 25.2          17.9 TqEW055D88
        CK14W020 'C2014 11 19.94352 04 45 11.39 +16 23 56.2          18.4 TqEW055I89
        CK14W020 'C2014 11 19.95365 04 45 10.82 +16 23 58.0          18.6 TqEW055I89
        CK14W020 'C2014 11 19.96377 04 45 10.26 +16 24 00.1          17.9 TqEW055I89
        CK14W020 KC2014 11 19.96685 04 45 10.08 +16 24 00.6          17.3 TqEW055K38
        CK14W020 KC2014 11 20.00010 04 45 08.28 +16 24 08.2          17.4 TqEW055K38
        CK14W020 KC2014 11 20.04191 04 45 06.02 +16 24 17.5          17.5 TqEW055K38
        CK14W020 KC2014 11 20.10682 04 45 02.64 +16 24 34.1          17.4 TqEW055W96
        CK14W020 KC2014 11 20.11675 04 45 02.10 +16 24 36.5          17.5 TqEW055W96
        CK14W020 KC2014 11 20.12516 04 45 01.64 +16 24 38.3          17.4 TqEW055W96
        CK14W020 KC2014 11 20.13434 04 45 01.13 +16 24 40.6          17.5 TqEW055W96
        CK14W020  C2014 11 20.61160 04 44 35.49 +16 26 26.6          18.0 TqEW055900
        CK14W020  C2014 11 20.62589 04 44 34.71 +16 26 30.0          17.9 TqEW055900
        CK14W020  C2014 11 20.89856 04 44 20.04 +16 27 31.4          16.7 TcEW055C23
        CK14W020  C2014 11 20.90174 04 44 19.85 +16 27 32.6          16.9 TcEW055C23
        CK14W020  C2014 11 20.90752 04 44 19.53 +16 27 33.4          16.9 TcEW055C23
        CK14W020  C2014 11 20.91040 04 44 19.39 +16 27 34.1          16.9 TcEW055C23
        CK14W020  C2014 11 20.91473 04 44 19.17 +16 27 34.6          16.8 TcEW055C23
        CK14W020  C2014 11 20.91762 04 44 18.97 +16 27 35.3          16.7 TcEW055C23
    
    Observer details:
    203 GiaGa Observatory.  Observers S. Foglia, G. Galli.  Measurer G. Galli.
        0.28-m f/6.8 Schmidt-Cassegrain + CCD.
    204 Schiaparelli Observatory.  Observer L. Buzzi.  0.60-m f/4.64 reflector
        + CCD.
    568 Mauna Kea.  Observers R. J. Wainscoat, A. Draginda.  Measurers M. Micheli,
        R. J. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
    691 Steward Observatory, Kitt Peak.  Observer T. H. Bressi.  0.9-m f/3
        reflector + CCD.
    703 Catalina Sky Survey.  Observers R. E. Hill, R. A. Kowalski.  Measurers
        E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill, J. A. Johnson,
        R. A. Kowalski, S. M. Larson, F. C. Shelly.  0.68-m Schmidt + CCD.
    711 McDonald Observatory.  Observer J. G. Ries.  2.1-m reflector + CCD + focal
        reducer.
    850 Cordell-Lorenz Observatory, Sewanee.  Observers D. T. Durig, M. T. Sanders,
        W. F. P. Chiarello.  0.3-m f/2.5 Schmidt-Cassegrain + CCD, 0.3-m f/7.5
        Schmidt-Cassegrain + CCD.
    900 Moriyama.  Observer Y. Ikari.  0.26-m f/7.0 reflector + CCD.
    958 Observatoire de Dax.  Observers P. Dupouy, J. B. de Vanssay.  Measurer
        P. Dupouy.  0.43-m f/2.7 reflector + CCD.
    C23 Olmen.  Observer A. Diepvens.  0.20-m f/9 refractor + CCD.
    C77 Bernezzo Observatory.  Observer A. Mantero.  0.25-m f/4 reflector + CCD.
    D88 Hiratsuka.  Observer Y. Sugiyama.  0.25-m f/5.0 reflector + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers B. Gibson, T. Goggia, N. Primak,
        A. Schultz, M. Willman.  Measurers B. Bolin, K. Chambers, S. Chastel,
        L. Denneau, H. Flewelling, M. Huber, E. Magnier, E. Schunova, R. Wainscoat,
        C. Waters.  1.8-m Ritchey-Chretien + CCD.
    G48 Doc Greiner Research Obs., Rancho Hildalgo.  Observer M. Mills.  0.4-m
        f/10 Schmidt-Cassegrain + CCD.
    H01 Magdalena Ridge Observatory, Socorro.  Observer 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.
    I89 iTelescope Observatory, Nerpio.  Observers E. Guido, M. Nicolini, N. Howes,
        S. M. Tilley.  0.32-m f/8.0 astrograph + CCD, 0.43-m f/6.8 reflector + CCD.
    J08 Observatorio Zonalunar, Puzol.  Observer A. Carreno.  Measurer J. Piqueras.
        0.20-m f/5 Newtonian reflector + CCD.
    K38 M57 Observatory, Saltrio.  Observer G. Baj.  0.25-m f/8 Ritchey-Chretien
        + CCD.
    N55 Corona Borealis Observatory, Ngari.  Observer T. Chen.  0.3-m astrograph
        + CCD.
    O75 ISON-Hureltogoot Observatory.  Observers T. Namkhai, S. Schmalz.  Measurer
        S. Schmalz.  0.4-m f/2.3 reflector + CCD.
    Q62 iTelescope Observatory, Siding Spring.  Observer R. Ligustri.  0.43-m
        f/6.7 reflector + CCD.
    W96 CAO, San Pedro de Atacama (since 2013).  Observers A. Maury, J.-G Bosch,
        J.-F. Soulier.  Measurers J.-G Bosch, J.-F. Soulier.  0.4-m f/8
        Ritchey-Chretien + CCD.
    Y00 SONEAR Observatory, Oliveira.  Observers C. Jacques, E. Pimentel,
        J. Barros.  Measurer C. Jacques.  0.45-m f/2.9 reflector + CCD.
    U69 iTelescope SRO Observatory, Auberry.  Observer M. Urbanik.  0.61-m f/6.5
        astrograph + CCD.
    
    Orbital elements:
        C/2014 W2 (PANSTARRS)
    Epoch 2016 Apr. 2.0 TT = JDT 2457480.5
    T 2016 Mar. 19.55276 TT                                 MPCW
    q   2.6746098            (2000.0)            P               Q
    z  +0.0171845      Peri.   85.90506     -0.12160516     -0.35112062
                       Node    70.02924     -0.28166834     -0.88468346
    e   0.9540381      Incl.   81.04071     +0.95177473     -0.30667488
    From 108 observations 2014 Oct. 26-Nov. 20, mean residual 0".4.
    
        C/2014 W2 (PANSTARRS)
    Epoch 2014 Dec. 9.0 TT = JDT 2457000.5
    T 2016 Mar. 19.56612 TT                                 MPCW
    q   2.6750432            (2000.0)            P               Q
    z  +0.0172770      Peri.   85.89334     -0.12158104     -0.35117854
                       Node    70.02744     -0.28146326     -0.88472945
    e   0.9537832      Incl.   81.03752     +0.95183848     -0.30647583
    From 108 observations 2014 Oct. 26-Nov. 20, mean residual 0".4.
    
    Ephemeris:
        C/2014 W2 (PANSTARRS)
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
    2014 10 22    05 05 43.9 +14 45 17   4.7964  5.5015   131.1     7.8  18.3
    ...
    2014 11 06    04 56 30.5 +15 33 44   4.5277  5.3939   148.0     5.6  18.1
    ...
    2014 11 14    04 50 17.9 +16 01 58   4.4101  5.3365   157.3     4.1  18.0
    ...
    2014 11 20    04 45 08.3 +16 24 09   4.3354  5.2935   164.3     2.9  17.9
    2014 11 21    04 44 14.6 +16 27 55   4.3242  5.2863   165.4     2.7  17.9
    2014 11 22    04 43 20.2 +16 31 43   4.3133  5.2791   166.6     2.5  17.9
    ...
    2014 11 28    04 37 44.1 +16 54 54   4.2554  5.2361   173.0     1.3  17.8
    ...
    2014 12 06    04 29 56.8 +17 26 48   4.1987  5.1787   173.3     1.3  17.8
    ...
    2014 12 21    04 15 12.2 +18 28 58   4.1550  5.0710   156.3     4.5  17.6
    
    Gareth V. Williams           (C) Copyright 2014 MPC           M.P.E.C. 2014-W55
    

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