dimanche 14 décembre 2014

P/2014X1 (Elenin) 14/12/14

M.P.E.C. 2014-X66                                Issued 2014 Dec. 13, 20:32 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 http://www.minorplanetcenter.net/    ISSN 1523-6714


                           COMET P/2014 X1 (ELENIN)

Observations:
    PK14X010  C2014 09 04.57508 04 32 54.857+10 34 51.69         20.7 TLEX066F51
    PK14X010  C2014 09 04.58625 04 32 55.741+10 34 57.75         20.7 TLEX066F51
    PK14X010  C2014 09 04.59744 04 32 56.626+10 35 03.74         20.6 TLEX066F51
    PK14X010  C2014 09 04.60862 04 32 57.519+10 35 09.68         20.7 TLEX066F51
    PK14X010  C2014 09 20.53388 04 53 27.021+13 08 37.11         20.2 TLEX066F51
    PK14X010  C2014 09 20.54630 04 53 27.900+13 08 44.96         20.1 TLEX066F51
    PK14X010  C2014 09 20.55864 04 53 28.773+13 08 52.83         20.1 TLEX066F51
    PK14X010  C2014 09 20.57096 04 53 29.645+13 09 00.64         20.0 TLEX066F51
    PK14X010  C2014 09 22.52576 04 55 50.020+13 29 50.01         20.0 TLEX066F51
    PK14X010  C2014 09 22.53800 04 55 50.874+13 29 57.98         20.1 TLEX066F51
    PK14X010  C2014 09 22.55028 04 55 51.731+13 30 05.93         20.1 TLEX066F51
    PK14X010  C2014 10 18.46141 05 21 14.68 +19 16 23.4          18.6 TqEX066G96
    PK14X010  C2014 10 18.46667 05 21 14.88 +19 16 28.7          18.6 TqEX066G96
    PK14X010  C2014 10 18.47194 05 21 15.09 +19 16 33.9          18.6 TqEX066G96
    PK14X010  C2014 10 18.47720 05 21 15.31 +19 16 39.2          18.7 TqEX066G96
    PK14X010  C2014 12 12.16405 05 11 28.37 +41 44 47.0          18.0 ToEX066H15
    PK14X010  C2014 12 12.17551 05 11 27.59 +41 45 05.4          18.1 ToEX066H15
    PK14X010  C2014 12 12.18633 05 11 26.87 +41 45 23.1          18.1 ToEX066H15
    PK14X010  C2014 12 12.39243 05 11 12.73 +41 50 51.5          17.1 TqEX066H15
    PK14X010  C2014 12 12.39392 05 11 12.62 +41 50 54.3          17.4 TqEX066H15
    PK14X010  C2014 12 12.39541 05 11 12.53 +41 50 56.3          17.2 TqEX066H15
    PK14X010 IC2014 12 12.40284 05 11 11.99 +41 51 07.4          17.6 TqEX066H15
    PK14X010  C2014 12 12.40431 05 11 11.95 +41 51 10.4          17.2 TqEX066H15
    PK14X010  C2014 12 12.40579 05 11 11.85 +41 51 12.4          17.1 TqEX066H15
    PK14X010  C2014 12 12.40727 05 11 11.75 +41 51 15.1          17.3 TqEX066H15
    PK14X010 %C2014 12 12.42438 05 11 10.55 +41 51 41.7          16.7 TuEX066H06
    PK14X010 %C2014 12 12.43107 05 11 10.13 +41 51 52.6          16.7 TuEX066H06
    PK14X010 KC2014 12 12.43972805 11 09.50 +41 52 03.5          17.4 TuEX066H21
    PK14X010 %C2014 12 12.44083 05 11 09.51 +41 52 07.3          16.1 TuEX066H06
    PK14X010 KC2014 12 12.44167405 11 09.37 +41 52 06.5          17.4 TuEX066H21
    PK14X010 KC2014 12 12.44353105 11 09.25 +41 52 09.5          17.4 TuEX066H21
    PK14X010 KC2014 12 12.44529805 11 09.12 +41 52 12.2          17.5 TuEX066H21
    PK14X010 KC2014 12 12.44706505 11 09.02 +41 52 15.0          17.4 TuEX066H21
    PK14X010 KC2014 12 12.44856705 11 08.92 +41 52 17.2          17.7 TuEX066H21
    PK14X010 |C2014 12 12.47693 05 11 07.05 +41 53 03.2                vEX066H06
    PK14X010 |C2014 12 12.47854 05 11 06.94 +41 53 05.6                vEX066H06
    PK14X010 |C2014 12 12.48014 05 11 06.85 +41 53 08.0          17.0 TvEX066H06
    PK14X010 8C2014 12 12.48775 05 11 06.33 +41 53 20.9          17.1 TtEX066H06
    PK14X010 8C2014 12 12.49662 05 11 05.77 +41 53 35.1          17.2 TtEX066H06
    PK14X010  C2014 12 12.50278 05 11 05.40 +41 53 44.0          17.2 TqEX066H15
    PK14X010  C2014 12 12.50576 05 11 05.26 +41 53 48.3          17.1 TqEX066H15
    PK14X010  C2014 12 12.50873 05 11 04.97 +41 53 52.9          17.1 TqEX066H15
    PK14X010  C2014 12 12.51170 05 11 04.80 +41 53 57.3          17.0 TqEX066H15
    PK14X010  C2014 12 12.51763 05 11 04.39 +41 54 06.8          16.7 TqEX066H15
    PK14X010  C2014 12 12.51912 05 11 04.28 +41 54 10.0          17.0 TqEX066H15
    PK14X010  C2014 12 12.62576 05 10 58.45 +41 57 00.7          17.1 TqEX066O75
    PK14X010  C2014 12 12.62652 05 10 58.35 +41 57 01.4          17.6 TqEX066O75
    PK14X010  C2014 12 12.62727 05 10 58.32 +41 57 03.4          17.5 TqEX066O75
    PK14X010  C2014 12 12.62802 05 10 58.27 +41 57 04.1          17.4 TqEX066O75
    PK14X010  C2014 12 12.62965 05 10 58.15 +41 57 07.2          17.1 TqEX066O75
    PK14X010  C2014 12 12.63041 05 10 58.13 +41 57 08.3          17.2 TqEX066O75
    PK14X010  C2014 12 12.63115 05 10 58.03 +41 57 09.4          17.3 TqEX066O75
    PK14X010  C2014 12 12.64509 05 10 57.18 +41 57 32.2          17.1 TqEX066O75
    PK14X010 KC2014 12 12.69314 05 10 54.40 +41 58 44.0          17.4 TtEX066L04
    PK14X010 KC2014 12 12.70291 05 10 53.76 +41 58 59.7          17.6 TtEX066L04
    PK14X010 KC2014 12 12.70339 05 10 53.74 +41 59 00.8          17.5 TtEX066L04
    PK14X010 KC2014 12 12.71053 05 10 53.30 +41 59 12.3          17.6 TtEX066L04
    PK14X010 KC2014 12 12.75124 05 10 50.62 +42 00 17.4          16.9 ToEX066461
    PK14X010 KC2014 12 12.75446 05 10 50.39 +42 00 22.2          17.1 ToEX066461
    PK14X010 KC2014 12 12.75503 05 10 50.40 +42 00 21.9          17.6 TqEX066C77
    PK14X010 KC2014 12 12.75763 05 10 50.15 +42 00 27.9          17.2 ToEX066461
    PK14X010 KC2014 12 12.76557 05 10 49.64 +42 00 41.1          16.9 ToEX066461
    PK14X010 KC2014 12 12.76621 05 10 49.83 +42 00 40.4          17.4 TqEX066Z82
    PK14X010 KC2014 12 12.76995 05 10 49.33 +42 00 47.5          17.0 ToEX066461
    PK14X010 KC2014 12 12.77510 05 10 49.24 +42 00 55.1          17.4 TqEX066Z82
    PK14X010 KC2014 12 12.77830 05 10 49.05 +42 01 00.7          17.3 TqEX066Z82
    PK14X010 KC2014 12 12.77985 05 10 48.73 +42 01 03.6          17.2 ToEX066461
    PK14X010 KC2014 12 12.78012 05 10 48.82 +42 01 03.3          18.1 TqEX066C77
    PK14X010 KC2014 12 12.78399 05 10 48.69 +42 01 09.7          17.3 TqEX066Z82
    PK14X010 KC2014 12 12.79534 05 10 47.79 +42 01 27.5          17.5 TqEX066C77
    PK14X010 KC2014 12 12.80365 05 10 47.23 +42 01 41.8          17.4 TqEX066C77
    PK14X010 .C2014 12 12.81446 05 10 46.63 +42 01 58.8          17.4 TqEX066I89
    PK14X010 .C2014 12 12.81830 05 10 46.40 +42 02 05.0          17.2 TqEX066I89
    PK14X010 .C2014 12 12.82208 05 10 46.13 +42 02 11.2          17.3 TqEX066I89
    PK14X010 .C2014 12 12.82650 05 10 45.83 +42 02 18.2          17.5 TqEX066I89
    PK14X010 KC2014 12 12.82720 05 10 45.60 +42 02 19.4          17.2 TqEX066595
    PK14X010 KC2014 12 12.82923 05 10 45.55 +42 02 22.6          17.3 TqEX066958
    PK14X010 KC2014 12 12.83602 05 10 45.04 +42 02 33.3          17.2 TqEX066595
    PK14X010 KC2014 12 12.83778 05 10 45.01 +42 02 36.1          17.3 TqEX066958
    PK14X010 KC2014 12 12.84677 05 10 44.37 +42 02 50.7          17.5 TqEX066958
    PK14X010 'C2014 12 12.88469 05 10 41.91 +42 03 52.0          17.2 TqEX066I89
    PK14X010 KC2014 12 12.89425 05 10 41.11 +42 04 06.6          17.4 TqEX066K32
    PK14X010 'C2014 12 12.89481 05 10 41.20 +42 04 08.4          16.9 TqEX066I89
    PK14X010 KC2014 12 12.90047 05 10 40.69 +42 04 16.3          17.2 TqEX066K32
    PK14X010 'C2014 12 12.90594 05 10 40.43 +42 04 26.0          17.1 TqEX066I89
    PK14X010 KC2014 12 12.90670 05 10 40.29 +42 04 26.3          17.5 TqEX066K32
    PK14X010 9C2014 12 12.91481 05 10 40.04 +42 04 40.9                qEX066G40
    PK14X010 'C2014 12 12.91704 05 10 39.69 +42 04 43.7          17.0 TqEX066I89
    PK14X010 9C2014 12 12.91826 05 10 39.80 +42 04 46.5          17.4 TqEX066G40
    PK14X010 9C2014 12 12.92185 05 10 39.55 +42 04 52.2          17.4 TqEX066G40
    PK14X010 9C2014 12 12.92537 05 10 39.31 +42 04 57.9          17.4 TqEX066G40
    PK14X010 9C2014 12 12.92896 05 10 39.06 +42 05 03.7          17.3 TqEX066G40
    PK14X010 KC2014 12 13.04959 05 10 30.33 +42 08 10.7          17.0 ToEX066461
    PK14X010 KC2014 12 13.05214 05 10 30.15 +42 08 14.8          17.4 ToEX066461
    PK14X010 KC2014 12 13.05467 05 10 29.98 +42 08 18.6          16.8 ToEX066461
    PK14X010 KC2014 12 13.08959 05 10 27.82 +42 09 13.2          17.7 TqEX066Z99
    PK14X010 KC2014 12 13.09598 05 10 27.40 +42 09 23.4          17.3 TqEX066Z99
    PK14X010 KC2014 12 13.10964 05 10 26.49 +42 09 44.7          17.7 TqEX066Z99
    PK14X010 KC2014 12 13.12270 05 10 26.27 +42 10 17.1          17.5 TqEX066W96
    PK14X010 KC2014 12 13.13175 05 10 25.63 +42 10 31.0          17.2 TqEX066W96
    PK14X010 KC2014 12 13.14133 05 10 24.99 +42 10 46.5          17.4 TqEX066W96
    PK14X010 KC2014 12 13.14975 05 10 24.38 +42 10 59.7          17.3 TqEX066W96
    PK14X010 KC2014 12 13.15881 05 10 23.76 +42 11 14.0          17.1 TqEX066W96
    PK14X010 KC2014 12 13.16839 05 10 23.06 +42 11 28.9          17.4 TqEX066W96
    PK14X010 KC2014 12 13.23316 05 10 18.49 +42 13 10.9          17.0 TqEX066W96
    PK14X010 KC2014 12 13.25795 05 10 16.81 +42 13 49.6          17.0 TqEX066W96
    PK14X010 QC2014 12 13.26064 05 10 17.09 +42 13 46.7          17.3 TqEX066H06
    PK14X010 QC2014 12 13.26395 05 10 16.88 +42 13 52.2          17.2 TqEX066H06
    PK14X010 QC2014 12 13.26733 05 10 16.67 +42 13 57.6          17.2 TqEX066H06
    PK14X010 KC2014 12 13.27462 05 10 15.66 +42 14 16.1          16.9 TqEX066W96
    PK14X010 KC2014 12 13.39169 05 10 09.19 +42 17 07.9          17.8 TqEX066D88
    PK14X010 KC2014 12 13.39806 05 10 08.82 +42 17 18.3          18.1 TqEX066D88
    PK14X010  C2014 12 13.77326 05 09 44.08 +42 27 06.2          17.0 ToEX066461
    PK14X010  C2014 12 13.77488 05 09 43.97 +42 27 08.9          16.9 ToEX066461
    PK14X010  C2014 12 13.77650 05 09 43.87 +42 27 11.2          16.9 ToEX066461
    PK14X010  C2014 12 13.78102 05 09 43.56 +42 27 18.4          17.1 ToEX066461
    PK14X010  C2014 12 13.78263 05 09 43.45 +42 27 21.1          16.8 ToEX066461

Observer details:
461 University of Szeged, Piszkesteto Stn. (Konkoly).  Observer K. Sarneczky.
    0.60-m Schmidt + CCD.
595 Farra d'Isonzo.  Observer E. Pettarin.  0.61-m f/4.0 reflector + CCD.
958 Observatoire de Dax.  Observers P. Dupouy, J. B. de Vanssay.  Measurer
    P. Dupouy.  0.43-m f/2.7 reflector + CCD.
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 N. Primak, A. Schultz, T. Goggia,
    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.
G40 Slooh.com Canary Islands Observatory.  Observer B. Lutkenhoner.  0.35-m
    f/11 Schmidt-Cassegrain + CCD.
G96 Mt. Lemmon Survey.  Observer A. D. Grauer.  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.  1.5-m reflector + CCD.
H06 iTelescope Observatory, Mayhill.  Observers E. Guido, N. Howes,
    M. Nicolini, H. Sato, P. B. Lake, S. M. Tilley.  0.43-m f/6.8 astrograph
    + CCD + f/4.5 focal reducer, 0.50-m f/6.8 astrograph + CCD + f/4.5 focal
    reducer, 0.51-m f/4.5 reflector + CCD, 0.51-m f/6.8 astrograph + CCD
    + f/4.5 focal reducer.
H15 ISON-NM Observatory, Mayhill.  Observer L. Elenin.  0.4-m f/3 reflector
    + CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurer T. Linder.  0.61-m f/4.5 astrograph + CCD.
I89 iTelescope Observatory, Nerpio.  Observers B. Lutkenhoner, S. M. Tilley.
    0.32-m f/8.0 astrograph + CCD, 0.43-m f/6.8 astrograph + CCD.
K32 Maritime Alps Observatory, Cuneo.  Observer G. Locatelli.  0.25-m f/6.3
    Schmidt-Cassegrain + CCD.
L04 ROASTERR-1 Observatory, Cluj-Napoca.  Observer L. Hudin.  0.3-m f/5.0
    reflector + CCD.
O75 ISON-Hureltogoot Observatory.  Observers T. Namkhai, S. Schmalz.  Measurer
    S. Schmalz.  0.4-m f/2.3 reflector + CCD.
W96 CAO, San Pedro de Atacama (since 2013).  Observers A. Maury, J.-F. Soulier,
    J.-G. Bosch.  Measurers J.-F. Soulier, J.-G. Bosch.  0.4-m f/8
    Ritchey-Chretien + CCD.
Z82 BOOTES-2 Observatory, Algarrobo.  Observers M. Masek, K. Honkova,
    J. Jurysek.  Measurer M. Masek.  0.6-m f/8 reflector + CCD.
Z99 Clixby Observatory, Cleethorpes.  Observer A. Mickleburgh.  0.36-m f/8
    Schmidt-Cassegrain + CCD.

Orbital elements:
    P/2014 X1 (Elenin)
Epoch 2015 Jan. 18.0 TT = JDT 2457040.5
T 2015 Jan. 7.74261 TT                                  MPCW
q   1.8148888            (2000.0)            P               Q
n   0.06295091     Peri.   34.36827     -0.05331658     -0.92132770
a   6.2584683      Node    61.56967     +0.78932035     -0.27511464
e   0.7100107      Incl.   25.97185     +0.61166227     +0.27471294
P  15.7
From 117 observations 2014 Sept. 4-Dec. 13, mean residual 0".3.

    P/2014 X1 (Elenin)
Epoch 2030 June 28.0 TT = JDT 2462680.5
T 2030 June 16.76359 TT                                 MPCW
q   1.7947898            (2000.0)            P               Q
n   0.06392726     Peri.   34.02090     -0.04533361     -0.92160193
a   6.1945819      Node    61.44136     +0.79074464     -0.26891166
e   0.7102646      Incl.   26.03238     +0.61046521     +0.27988640
P  15.4
From 117 observations 2014 Sept. 4-Dec. 13, mean residual 0".3.

    P/2014 X1 (Elenin)
Epoch 2014 Dec. 9.0 TT = JDT 2457000.5
T 2015 Jan. 7.74250 TT                                  MPCW
q   1.8148891            (2000.0)            P               Q
n   0.06296783     Peri.   34.36753     -0.05331422     -0.92132388
a   6.2573466      Node    61.57035     +0.78932056     -0.27511848
e   0.7099587      Incl.   25.97236     +0.61166220     +0.27472191
P  15.7
From 117 observations 2014 Sept. 4-Dec. 13, mean residual 0".3.

Ephemeris:
    P/2014 X1 (ISON)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2014 11 13    05 30 04.9 +28 14 40   1.0047  1.9103   146.6    16.6  17.8
...
2014 11 28    05 24 13.6 +35 06 58   0.9109  1.8667   159.3    10.8  17.5
...
2014 12 06    05 17 41.6 +38 55 27   0.8853  1.8486   162.4     9.3  17.4
...
2014 12 12    05 11 38.5 +41 40 24   0.8774  1.8375   161.3     9.9  17.4
2014 12 13    05 10 34.0 +42 06 53   0.8770  1.8359   160.9    10.1  17.4
2014 12 14    05 09 28.8 +42 33 01   0.8769  1.8343   160.4    10.4  17.3
...
2014 12 20    05 02 50.0 +45 01 16   0.8817  1.8260   156.3    12.5  17.3
...
2014 12 28    04 54 27.9 +47 51 55   0.9016  1.8186   149.4    16.0  17.4
...
2015 01 12    04 44 57.7 +51 43 09   0.9739  1.8155   136.1    22.1  17.5

Gareth V. Williams           (C) Copyright 2014 MPC           M.P.E.C. 2014-X66