• MPC Preparation (Info)

  • MPEC 2019-U10 : COMET C/2019 T3 (ATLAS)

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    M.P.E.C. 2019-U10                              Issued 2019 October 16, 19:37 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 C/2019 T3 (ATLAS)                         
    
         This object was reported as an NEO candidate by the ATLAS Survey on 
    Oct. 6 UT.  On Oct. 10 UT, J. D. Armstrong reported an apparent 2".4 
    condensed coma from images obtained on Oct. 7 UT.  Other reports of cometary 
    features are summarized below:
    
    OC   Date     Reporter           Coma    Tail
    K51  Oct. 10  R. Furgoni                 15" in P.A. 200      (30 x 60x)
    A71  Oct. 11  M. Jaeger            5"    15" in P.A. 180-220  (41 x 90s)
    G40  Oct. 12  B. Lutkenhoner       9"           P.A. 180
    F51  Jan. 17  R. Weryk             1".5         P.A. 180
    F51  Oct. 15  R. Weryk             1".8   8" in P.A. 220
    
    Observations:
        CK19T030  C2019 01 17.38324 07 46 50.338+69 01 45.60         20.8 iUEU010F51
        CK19T030  C2019 01 17.39659 07 46 48.834+69 01 48.78         20.7 iUEU010F51
        CK19T030  C2019 01 17.40989 07 46 47.345+69 01 51.92         20.7 iUEU010F51
        CK19T030  C2019 01 27.43526407 27 52.211+69 32 29.23         21.3 GVEU010F52
        CK19T030  C2019 01 27.44775307 27 50.674+69 32 30.39         20.7 GVEU010F52
        CK19T030  C2019 01 27.46021007 27 49.376+69 32 31.37         20.5 GVEU010F52
        CK19T030* C2019 10 06.61067907 44 17.34 +75 24 50.5          18.93oVEU010T08
        CK19T030  C2019 10 06.61403007 44 17.46 +75 24 51.9          18.98oVEU010T08
        CK19T030  C2019 10 06.62119607 44 17.23 +75 24 56.0          18.92oVEU010T08
        CK19T030  C2019 10 06.63062907 44 17.08 +75 25 02.4          18.92oVEU010T08
        CK19T030  C2019 10 07.05302 07 44 14.08 +75 29 24.0          19.2 VVEU010033
        CK19T030  C2019 10 07.05359 07 44 14.13 +75 29 24.5          19.0 VVEU010033
        CK19T030  C2019 10 07.05414 07 44 14.16 +75 29 24.8          19.9 VVEU010033
        CK19T030  C2019 10 07.05479 07 44 14.09 +75 29 25.0          19.2 VVEU010033
        CK19T030 KC2019 10 07.87587 07 44 06.94 +75 37 56.3          18.8 GVEU010595
        CK19T030 KC2019 10 07.90019 07 44 06.99 +75 38 12.1          19.3 GVEU010595
        CK19T030 KC2019 10 08.04966407 44 05.22 +75 39 47.0          18.8 GVEU010I89
        CK19T030  C2019 10 08.05406207 44 05.21 +75 39 49.6          18.5 GVEU010C95
        CK19T030  C2019 10 08.06640007 44 05.06 +75 39 57.4          18.6 GVEU010C95
        CK19T030  C2019 10 08.07226907 44 05.03 +75 40 00.9          18.4 GVEU010C95
        CK19T030  C2019 10 08.07854207 44 04.98 +75 40 04.9          18.7 GVEU010C95
        CK19T030 KC2019 10 08.09213507 44 04.94 +75 40 13.6          18.7 GVEU010I89
        CK19T030 KC2019 10 08.13710607 44 04.31 +75 40 42.3          18.7 GVEU010I89
        CK19T030  C2019 10 08.15424307 44 04.06 +75 40 52.7          19.1 GVEU010L01
        CK19T030  C2019 10 08.15742907 44 04.13 +75 40 54.6          19.0 GVEU010L01
        CK19T030  C2019 10 08.15983007 44 03.96 +75 40 56.1          19.0 GVEU010L01
        CK19T030  C2019 10 08.16219107 44 03.95 +75 40 57.9          19.0 GVEU010L01
        CK19T030  C2019 10 08.16533507 44 03.89 +75 40 59.6          19.2 GVEU010L01
        CK19T030 6C2019 10 08.18544 07 44 03.72 +75 41 12.9                VEU010I89
        CK19T030 6C2019 10 08.18915 07 44 03.66 +75 41 14.9                VEU010I89
        CK19T030 6C2019 10 08.19287 07 44 03.63 +75 41 17.3          18.6 GVEU010I89
        CK19T030 KC2019 10 08.50829 07 44 00.04 +75 44 35.7          18.9 GVEU010V01
        CK19T030 KC2019 10 08.51778 07 44 00.00 +75 44 41.3          19.0 GVEU010V01
        CK19T030 KC2019 10 08.53282 07 43 59.76 +75 44 49.9          19.3 GVEU010V01
        CK19T030 KC2019 10 08.81359807 43 56.40 +75 47 46.5          19.3 GVEU010Z99
        CK19T030 KC2019 10 08.81898007 43 56.30 +75 47 49.4          18.8 GVEU010Z99
        CK19T030 KC2019 10 08.82434507 43 56.32 +75 47 53.3          18.9 GVEU010Z99
        CK19T030 KC2019 10 08.86583907 43 55.89 +75 48 18.7          18.5 GVEU010J95
        CK19T030 KC2019 10 08.87000407 43 55.80 +75 48 21.9          18.8 GVEU010J95
        CK19T030 KC2019 10 08.95945807 43 54.84 +75 49 18.3          19.1 GVEU010Z80
        CK19T030 KC2019 10 08.97026407 43 54.68 +75 49 24.5          19.0 GVEU010Z80
        CK19T030 KC2019 10 10.82846 07 43 26.09 +76 09 07.0          18.1 RVEU010K51
        CK19T030 KC2019 10 10.83580 07 43 26.00 +76 09 11.7          18.1 RVEU010K51
        CK19T030 KC2019 10 10.84313 07 43 25.87 +76 09 16.4          18.1 RVEU010K51
        CK19T030 KC2019 10 10.87466 07 43 25.58 +76 09 37.7          19.7 VqEU010N55
        CK19T030 KC2019 10 10.88188 07 43 25.29 +76 09 42.7          19.1 VqEU010N55
        CK19T030 KC2019 10 10.88907 07 43 25.20 +76 09 47.2          19.2 VqEU010N55
        CK19T030 KC2019 10 11.06993 07 43 21.72 +76 11 42.6          19.2 VtEU010A71
        CK19T030 KC2019 10 11.07759 07 43 21.37 +76 11 47.1          19.1 VtEU010A71
        CK19T030 KC2019 10 11.08470 07 43 21.38 +76 11 51.8          19.1 VtEU010A71
        CK19T030 KC2019 10 11.09183 07 43 21.25 +76 11 56.6          19.3 VtEU010A71
        CK19T030 KC2019 10 11.09949 07 43 21.21 +76 12 01.8          19.3 VtEU010A71
        CK19T030 KC2019 10 11.10716 07 43 21.04 +76 12 06.9          19.5 VtEU010A71
        CK19T030 "C2019 10 11.20859 07 43 19.11 +76 13 12.2          18.8 VqEU010G40
        CK19T030 "C2019 10 11.22069 07 43 18.77 +76 13 20.1          18.7 VqEU010G40
        CK19T030 "C2019 10 11.23628 07 43 18.44 +76 13 29.9          18.9 VqEU010G40
        CK19T030 KC2019 10 11.83767 07 43 06.51 +76 19 56.4          19.1 VqEU010N55
        CK19T030 KC2019 10 11.84453 07 43 06.40 +76 20 00.7          19.2 VqEU010N55
        CK19T030 KC2019 10 11.85141 07 43 06.44 +76 20 05.9          19.0 VqEU010N55
        CK19T030 KC2019 10 12.08008 07 43 01.27 +76 22 32.1          19.2 VtEU010A71
        CK19T030 KC2019 10 12.08444 07 43 01.16 +76 22 35.0          19.1 VtEU010A71
        CK19T030 KC2019 10 12.08883 07 43 01.13 +76 22 38.2          19.0 VtEU010A71
        CK19T030 KC2019 10 12.09321 07 43 00.92 +76 22 40.6          19.1 VtEU010A71
        CK19T030 9C2019 10 12.22767 07 42 57.94 +76 24 08.0          18.6 GVEU010G40
        CK19T030 9C2019 10 12.23484 07 42 57.76 +76 24 13.1          19.0 GVEU010G40
        CK19T030 9C2019 10 12.24172 07 42 57.70 +76 24 17.0          18.7 GVEU010G40
        CK19T030 9C2019 10 12.24870 07 42 57.42 +76 24 21.9          19.0 GVEU010G40
        CK19T030 9C2019 10 12.25559 07 42 57.20 +76 24 26.0          19.1 GVEU010G40
        CK19T030 KC2019 10 12.72707 07 42 46.42 +76 29 30.5          18.9 RqEU010585
        CK19T030 KC2019 10 12.73023 07 42 46.23 +76 29 31.8          19.0 RqEU010585
        CK19T030 KC2019 10 12.73261 07 42 46.24 +76 29 34.1          19.1 RqEU010585
        CK19T030 KC2019 10 12.73414 07 42 46.23 +76 29 34.5          19.0 RqEU010585
        CK19T030 KC2019 10 12.73681 07 42 46.13 +76 29 36.2          19.1 RqEU010585
        CK19T030 KC2019 10 12.73804 07 42 46.16 +76 29 37.2          18.9 RqEU010585
        CK19T030 KC2019 10 12.74619 07 42 45.92 +76 29 42.1          18.8 RqEU010585
        CK19T030 KC2019 10 12.87032 07 42 43.52 +76 31 03.6          19.0 VqEU010N55
        CK19T030 KC2019 10 12.87715 07 42 43.08 +76 31 09.0          19.0 VqEU010N55
        CK19T030 KC2019 10 12.88408 07 42 42.82 +76 31 13.2          19.0 VqEU010N55
        CK19T030 -C2019 10 14.18299 07 42 08.17 +76 45 18.9          18.8 GVEU010G40
        CK19T030 -C2019 10 14.20008 07 42 07.71 +76 45 30.4          18.5 GVEU010G40
        CK19T030  C2019 10 15.50330 07 41 27.198+76 59 45.63         18.6 iUEU010F51
        CK19T030  C2019 10 15.51631 07 41 26.654+76 59 54.38         19.1 iUEU010F51
        CK19T030  C2019 10 15.52929 07 41 26.294+77 00 03.15         19.1 iUEU010F51
        CK19T030  C2019 10 15.54228 07 41 25.727+77 00 11.62         18.9 iUEU010F51
    
    Observer details:
    033 Karl Schwarzschild Observatory, Tautenburg.  Observers U. Laux, B. 
       Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
    585 Kyiv comet station.  Observer A. Baransky.  0.7-m f/4 reflector + CCD.
    595 Farra d'Isonzo.  Observer E. Pettarin.  0.40-m f/5.15 reflector + CCD.
    A71 Stixendorf.  Observers M. Jaeger, E. Prosperi, S. Prosperi.  Measurer M. 
       Jaeger.  0.3-m f/4 reflector + CCD.
    C95 SATINO Remote Observatory, Haute Provence.  Observer J. Jahn.  0.60-m f/3.2 
       Newtonian reflector + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz, M. 
       Willman.  Measurers K. Chambers, S. Chastel, L. Denneau, J. Fairlamb, H. 
       Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, 
       R. Weryk, T. de Boer.  1.8-m Ritchey-Chretien + CCD.
    F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, K. Chambers, T. Dukes, T. 
       Lowe, E. Magnier, A. Schultz, M. Willman.  Measurers S. Chastel, M. Huber, 
       Y. Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    G40 Slooh.com Canary Islands Observatory.  Observers G. Gasparovic, Y. Chen, B. 
       Lutkenhoner, J. Maes.  Measurers G. Gasparovic, Y. Chen, G. Y. Gasparovic, 
       B. Lutkenhoner, J. Maes.  0.43-m f/6.8 Corrected Dall-Kirkham + CCD, 0.5-m 
       f/6.8 Corrected Dall-Kirkham + CCD.
    I89 iTelescope Observatory, Nerpio.  Observers D. Parrott, H. Sato.  0.43-m 
       refractor + CCD, 0.43-m f/6.8 astrograph + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3 Schmidt-Cassegrain 
       + CCD.
    K51 Osservatorio del Celado, Castello Tesino.  Observers G. Favero, R. Furgoni. 
        Measurer R. Furgoni.  0.80-m f/4 reflector + CCD.
    L01 Visnjan Observatory, Tican.  Observers K. Korlevic, F. Valentine.  Measurer 
       K. Korlevic.  1.0-m f/2.9 reflector + CCD.
    N55 Corona Borealis Observatory, Ngari.  Observer T. Chen.  0.3-m f/7.2 
       reflector + CCD.
    T08 ATLAS-MLO, Mauna Loa.  Observers L. Denneau, J. Tonry, A. Heinze, H. 
       Weiland, H. Flewelling.  Measurers L. Denneau, J. Tonry, A. Heinze, H. 
       Weiland, H. Flewelling, B. Stalder, A. Fitzsimmons, J. Robinson, D. Young, 
       N. Erasmus.  0.5-m reflector + CCD.
    V01 Mountainville Observatory, Alpine.  Observer B. Sheets.  0.35-m f/11.0 
       Schmidt-Cassegrain + CCD.
    Z80 Northolt Branch Observatory.  Observer G. Wells.  Measurer D. Bamberger.  
        0.25-m f/8.0 Ritchey-Chretien + CCD.
    Z99 Clixby Observatory, Cleethorpes.  Observer A. Mickleburgh.  0.36-m f/8 
       Schmidt-Cassegrain + CCD.
    
    Orbital elements:
        C/2019 T3 (ATLAS)                                                           
    Epoch 2021 Mar. 7.0 TT = JDT 2459280.5                                          
    T 2021 Mar. 2.80125 TT                                  Veres                   
    q   5.9441077            (2000.0)            P               Q                  
    z  +0.0001933      Peri.  112.31158     +0.60581067     +0.57362820             
     +/-0.0000281      Node   139.52368     -0.19779943     -0.56259522             
    e   0.9988508      Incl.  121.86406     +0.77062885     -0.59534638             
    From 84 observations 2019 Jan. 17-Oct. 15, mean residual 0".3.                  
                                                                                    
        C/2019 T3 (ATLAS)                                                           
    Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                                         
    T 2021 Mar. 2.34006 TT                                  Veres                   
    q   5.9442785            (2000.0)            P               Q                  
    z  -0.0000926      Peri.  112.26960     +0.60539231     +0.57381185             
     +/-0.0000281      Node   139.50251     -0.19765676     -0.56290818             
    e   1.0005506      Incl.  121.85909     +0.77099413     -0.59487339             
    From 84 observations 2019 Jan. 17-Oct. 15, mean residual 0".3.                  
                                                                                    
    Ephemeris:
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase   m1    m2
    2019 09 16    07 39 57.1 +72 11 09   7.1478  7.0061    77.9     8.1  19.5
    ...
    2019 10 01    07 44 18.5 +74 28 09   6.9210  6.9529    87.7     8.3  19.4
    ...
    2019 10 09    07 43 54.1 +75 49 44   6.8027  6.9249    92.9     8.3  19.4
    ...
    2019 10 15    07 41 43.2 +76 54 14   6.7170  6.9041    96.7     8.2  19.3
    2019 10 16    07 41 09.7 +77 05 13   6.7030  6.9006    97.3     8.2  19.3
    2019 10 17    07 40 32.3 +77 16 15   6.6891  6.8972    97.9     8.2  19.3
    ...
    2019 10 23    07 35 16.3 +78 23 30   6.6083  6.8766   101.5     8.2  19.3
    ...
    2019 10 31    07 22 54.5 +79 54 21   6.5080  6.8494   106.1     8.0  19.2
    ...
    2019 11 15    06 31 46.4 +82 32 36   6.3495  6.7993   113.1     7.7  19.1
    
    M. P. C. Staff               (C) Copyright 2019 MPC           M.P.E.C. 2019-U10
    


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