• Processing (Info)

  • MPEC 2019-R106 : COMET C/2019 Q4 (Borisov)

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    M.P.E.C. 2019-R106                           Issued 2019 September 11, 20:40 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 Q4 (Borisov)                        
    
         This object was reported as a comet candidate by G. Borisov (L51) on Aug.
    30 UTC.  After posting on the NEOCP/PCCP, confirmation of the cometary nature
    was provided by numerous observers.  Selected reports are as follows:
    
    OC  Date     Observer(s)     Coma              Tail                 Exp.
    L51 20190830 G. Borisov       7", condensed           
    L51 20190901 G. Borisov       7", condensed    15", P.A. 300-320     9 x 120s
    H06 20190901 H. Sato         12", condensed                         10 x  60s
    J95 20190902 P. Birtwhistle  12", diffuse      Poss. elongation in P.A. 300
    N55 20190906 T. Chen et al.   4", mod. cond.   Elongation in P.A. 330/140
    850 20190908 D. T. Durig     23", diffuse      24", P.A. 240-300   150 x  10s
    J95 20190908 P. Birtwhistle  14", condensed    Extended in P.A. 295
    121 20190908 I. Slyusarev    10", condensed    50" in P.A. 310
    568 20190908 K. Meech         5", condensed    40" in P.A. 315
     
    Based on the available observations, the orbit solution for this object has
    converged to the hyperbolic elements shown below, which would indicate an
    interstellar origin.  A number of other orbit computers have reached similar
    conclusions, initially D. Farnocchia (JPL), W. Gray, and D. Tholen (UoH).
    Further observations are clearly very desirable, as all currently-available
    observations have been obtained at small solar elongations and low elevations.
    Absent an unexpected fading or disintegration, this object should be observable
    for at least a year.
    
    Observations:
        CK19Q040* C2019 08 30.04398 08 26 37.82 +33 39 52.7          17.8 RqER106L51
        CK19Q040  C2019 08 30.05691 08 26 39.35 +33 39 39.9          17.8 RqER106L51
        CK19Q040  C2019 08 30.06759 08 26 40.50 +33 39 30.3          17.7 RqER106L51
        CK19Q040  C2019 08 31.03731 08 28 29.72 +33 24 00.9          18.4 RqER106L51
        CK19Q040  C2019 08 31.03981 08 28 30.04 +33 23 57.7          18.5 RqER106L51
        CK19Q040  C2019 08 31.06934 08 28 33.27 +33 23 31.1          18.4 RqER106L51
        CK19Q040  C2019 08 31.07168 08 28 33.62 +33 23 27.9          18.4 RqER106L51
        CK19Q040 KC2019 08 31.41485 08 29 12.25 +33 17 57.6          17.1 RqER106850
        CK19Q040 KC2019 08 31.42021 08 29 12.71 +33 17 51.3          17.0 RqER106850
        CK19Q040 KC2019 08 31.42542 08 29 13.47 +33 17 48.6          17.5 RqER106850
        CK19Q040  C2019 09 01.04174 08 30 22.84 +33 07 47.7          18.2 RqER106L51
        CK19Q040  C2019 09 01.04479 08 30 23.18 +33 07 45.0          18.2 RqER106L51
        CK19Q040  C2019 09 01.04922 08 30 23.68 +33 07 40.9          18.3 RqER106L51
        CK19Q040  C2019 09 01.05364 08 30 24.17 +33 07 35.3          18.2 RqER106L51
        CK19Q040 KC2019 09 01.10704 08 30 30.16 +33 06 43.8          18.0 GVER106595
        CK19Q040 IC2019 09 01.11329 08 30 30.84 +33 06 37.5          18.5 GVER106595
        CK19Q040 KC2019 09 01.12736 08 30 32.39 +33 06 24.8          18.0 GVER106595
        CK19Q040 KC2019 09 01.42047 08 31 05.47 +33 01 36.2          18.5 VqER106850
        CK19Q040 KC2019 09 01.42338 08 31 05.73 +33 01 31.9          18.5 VqER106850
        CK19Q040 |C2019 09 01.47198 08 31 11.22 +33 00 46.6                VER106H06
        CK19Q040 |C2019 09 01.47648 08 31 11.74 +33 00 42.2          17.9 GVER106H06
        CK19Q040 1C2019 09 01.96491 08 32 06.75 +32 52 41.6          17.8 GVER106186
        CK19Q040 1C2019 09 01.97175 08 32 07.56 +32 52 34.1          18.1 GVER106186
        CK19Q040 1C2019 09 01.97922 08 32 08.28 +32 52 26.7          18.0 GVER106186
        CK19Q040  C2019 09 02.04020 08 32 15.30 +32 51 26.1          17.9 RqER106L51
        CK19Q040  C2019 09 02.04462 08 32 15.72 +32 51 21.4          17.9 RqER106L51
        CK19Q040  C2019 09 02.05199 08 32 16.55 +32 51 15.1          17.8 RqER106L51
        CK19Q040  C2019 09 02.06228 08 32 17.75 +32 51 04.6          17.9 RqER106L51
        CK19Q040 KC2019 09 02.09785208 32 21.70 +32 50 28.7          18.8 GVER106L01
        CK19Q040 pC2019 09 02.10020508 32 21.97 +32 50 27.4          18.9 GVER106L01
        CK19Q040 KC2019 09 02.10730608 32 22.75 +32 50 19.5          18.8 GVER106L01
        CK19Q040 pC2019 09 02.12432908 32 24.69 +32 50 02.4          18.9 GVER106J95
        CK19Q040 KC2019 09 02.16043208 32 28.70 +32 49 27.1          18.8 GVER106J95
        CK19Q040 KC2019 09 02.38061 08 32 53.34 +32 45 52.7          18.2 VqER106850
        CK19Q040 KC2019 09 02.39334 08 32 54.98 +32 45 34.6          18.7 VqER106850
        CK19Q040  C2019 09 03.04739 08 34 08.57 +32 34 44.2          18.2 RqER106L51
        CK19Q040  C2019 09 03.04886 08 34 08.78 +32 34 41.7          18.3 RqER106L51
        CK19Q040  C2019 09 03.05473 08 34 09.47 +32 34 36.1          18.3 RqER106L51
        CK19Q040 KC2019 09 03.41657 08 34 50.18 +32 28 32.9          17.7 RqER106850
        CK19Q040 KC2019 09 03.42634 08 34 51.30 +32 28 23.2          17.7 RqER106850
        CK19Q040 |C2019 09 03.47015 08 34 56.25 +32 27 38.3                VER106H06
        CK19Q040 |C2019 09 03.47406 08 34 56.71 +32 27 33.8          17.8 GVER106H06
        CK19Q040  C2019 09 04.04002 08 36 00.39 +32 18 01.9          18.0 RqER106L51
        CK19Q040  C2019 09 04.05915 08 36 02.56 +32 17 42.6          18.1 RqER106L51
        CK19Q040  C2019 09 04.06209 08 36 02.88 +32 17 39.1          18.0 RqER106L51
        CK19Q040 KC2019 09 04.11235 08 36 08.49 +32 16 47.8          17.7 RqER106C10
        CK19Q040 KC2019 09 04.11804 08 36 09.16 +32 16 42.2          17.8 RqER106C10
        CK19Q040 KC2019 09 04.11968 08 36 09.31 +32 16 39.7          18.2 VtER106A71
        CK19Q040 KC2019 09 04.12374 08 36 09.75 +32 16 36.8          17.9 RqER106C10
        CK19Q040 KC2019 09 04.12588 08 36 10.01 +32 16 34.7          18.0 VtER106A71
        CK19Q040 9C2019 09 04.22892 08 36 21.70 +32 14 49.4          18.2 GVER106G40
        CK19Q040 9C2019 09 04.23736 08 36 22.60 +32 14 41.6          18.5 GVER106G40
        CK19Q040 KC2019 09 04.41310 08 36 42.42 +32 11 44.0          18.7 VqER106850
        CK19Q040 KC2019 09 04.42041 08 36 43.30 +32 11 36.6          18.4 VqER106850
        CK19Q040 KC2019 09 04.42772 08 36 44.13 +32 11 29.4          18.2 VqER106850
        CK19Q040 KC2019 09 05.94427 08 39 34.82 +31 45 24.1          18.6 RqER106N55
        CK19Q040 KC2019 09 05.94867 08 39 35.27 +31 45 19.2          18.2 RqER106N55
        CK19Q040 KC2019 09 05.95258 08 39 35.71 +31 45 14.9          18.4 RqER106N55
        CK19Q040  C2019 09 06.04739 08 39 46.41 +31 43 35.2          18.0 RqER106L51
        CK19Q040  C2019 09 06.05033 08 39 46.69 +31 43 31.9          18.1 RqER106L51
        CK19Q040  C2019 09 06.05327 08 39 47.06 +31 43 29.2          18.0 RqER106L51
        CK19Q040  C2019 09 06.05620 08 39 47.37 +31 43 26.0          18.0 RqER106L51
        CK19Q040  C2019 09 06.06355 08 39 48.12 +31 43 18.3          18.1 RqER106L51
        CK19Q040  C2019 09 06.06649 08 39 48.49 +31 43 15.9          18.0 RqER106L51
        CK19Q040 KC2019 09 06.41795 08 40 28.02 +31 37 09.0          18.3 VqER106850
        CK19Q040 KC2019 09 06.42890 08 40 29.35 +31 36 58.6          18.8 VqER106850
        CK19Q040 KC2019 09 06.95537 08 41 28.62 +31 27 43.0          17.5 RqER106N55
        CK19Q040 KC2019 09 06.96283 08 41 29.46 +31 27 35.4          17.5 RqER106N55
        CK19Q040 KC2019 09 06.96897 08 41 30.17 +31 27 28.1          18.4 RqER106N55
        CK19Q040 KC2019 09 07.96587 08 43 22.30 +31 09 48.8          17.9 RqER106N55
        CK19Q040 KC2019 09 07.97102 08 43 22.88 +31 09 43.5          17.3 RqER106N55
        CK19Q040  C2019 09 08.05827 08 43 32.65 +31 08 10.1          18.0 RqER106L51
        CK19Q040  C2019 09 08.06274 08 43 33.16 +31 08 04.7          18.1 RqER106L51
        CK19Q040  C2019 09 08.06714 08 43 33.67 +31 08 00.4          18.0 RqER106L51
        CK19Q040  C2019 09 08.07155 08 43 34.16 +31 07 55.7          18.0 RqER106L51
        CK19Q040 KC2019 09 08.12620708 43 40.27 +31 06 56.7          18.7 GVER106J95
        CK19Q040 KC2019 09 08.13145408 43 40.84 +31 06 50.7          18.5 GVER106J95
        CK19Q040 KC2019 09 08.13672408 43 41.46 +31 06 45.4          18.7 GVER106J95
        CK19Q040 KC2019 09 08.14200108 43 42.03 +31 06 39.9          18.1 GVER106J95
        CK19Q040 KC2019 09 08.41561 08 44 12.87 +31 01 46.7          17.3 RqER106850
        CK19Q040 KC2019 09 08.42178 08 44 13.55 +31 01 39.7          17.1 RqER106850
        CK19Q040 KC2019 09 08.42790 08 44 14.24 +31 01 33.4          17.2 RqER106850
        CK19Q040 _C2019 09 08.63064208 44 37.105+30 57 54.54         19.4 GVER106568
        CK19Q040 KC2019 09 08.95351 08 45 13.44 +30 52 04.7          18.4 RqER106N55
        CK19Q040 KC2019 09 08.95473 08 45 13.60 +30 52 03.8          17.6 RqER106N55
        CK19Q040 3C2019 09 09.04482708 45 23.635+30 50 25.10         18.6 GVER106121
        CK19Q040  C2019 09 09.04780 08 45 24.00 +30 50 23.4          17.8 RqER106L51
        CK19Q040 3C2019 09 09.05158708 45 24.394+30 50 18.22         18.6 GVER106121
        CK19Q040 3C2019 09 09.05899408 45 25.233+30 50 09.94         19.1 GVER106121
        CK19Q040  C2019 09 09.06136 08 45 25.47 +30 50 07.4          17.9 RqER106L51
        CK19Q040  C2019 09 09.07169 08 45 26.59 +30 49 56.9          17.8 RqER106L51
        CK19Q040 KC2019 09 09.12877 08 45 33.05 +30 48 54.5          17.4 VvER106L06
        CK19Q040 KC2019 09 09.13323 08 45 33.58 +30 48 49.7          17.4 VvER106L06
        CK19Q040 KC2019 09 09.13749 08 45 34.07 +30 48 44.7          17.3 VvER106L06
        CK19Q040 KC2019 09 09.14056 08 45 34.34 +30 48 41.3          17.4 RqER106C23
        CK19Q040 KC2019 09 09.14489 08 45 34.91 +30 48 36.7          17.1 RqER106C23
        CK19Q040 "C2019 09 09.21595 08 45 42.92 +30 47 20.3          17.6 VqER106G40
        CK19Q040 "C2019 09 09.22956 08 45 44.48 +30 47 05.6          17.9 VqER106G40
        CK19Q040 "C2019 09 09.24329 08 45 45.98 +30 46 50.9          17.4 VqER106G40
        CK19Q040 _C2019 09 09.62777708 46 29.278+30 39 51.11         18.8 GVER106568
        CK19Q040 _C2019 09 09.62895608 46 29.404+30 39 49.78         18.6 GVER106568
        CK19Q040 _C2019 09 09.63014608 46 29.537+30 39 48.54         18.8 GVER106568
        CK19Q040 _C2019 09 09.63132908 46 29.680+30 39 47.23         18.7 GVER106568
        CK19Q040 KC2019 09 09.96054 08 47 06.69 +30 33 45.9          18.0 RqER106N55
        CK19Q040 KC2019 09 09.96660 08 47 07.30 +30 33 40.3          17.8 RqER106N55
        CK19Q040 KC2019 09 09.97169 08 47 07.94 +30 33 34.9          18.3 RqER106N55
        CK19Q040 KC2019 09 10.13224 08 47 25.97 +30 30 37.0                VER106104
        CK19Q040 KC2019 09 10.14485 08 47 27.38 +30 30 23.1          17.9 GVER106104
        CK19Q040 KC2019 09 10.15026 08 47 27.96 +30 30 17.2          17.9 GVER106104
        CK19Q040 KC2019 09 10.37453 08 47 53.11 +30 26 12.0          17.1 VqER106850
        CK19Q040 KC2019 09 10.38908 08 47 54.89 +30 25 54.2          17.2 VqER106850
        CK19Q040 KC2019 09 10.40366 08 47 56.55 +30 25 38.4          18.2 VqER106850
        CK19Q040 KC2019 09 10.41818 08 47 58.21 +30 25 22.2          17.9 VqER106850
        CK19Q040  C2019 09 10.61965608 48 20.78 +30 21 39.6          17.49oVER106T05
        CK19Q040  C2019 09 10.62011308 48 20.86 +30 21 37.8          18.30oVER106T05
        CK19Q040  C2019 09 10.62057008 48 20.87 +30 21 38.4          18.15oVER106T05
        CK19Q040  C2019 09 10.62102808 48 20.91 +30 21 38.4          17.13oVER106T05
        CK19Q040  C2019 09 10.62148608 48 21.03 +30 21 37.0          17.94oVER106T05
        CK19Q040  C2019 09 10.62194208 48 21.08 +30 21 36.5          18.10oVER106T05
        CK19Q040  C2019 09 10.62240008 48 21.07 +30 21 36.6          17.96oVER106T05
        CK19Q040  C2019 09 10.62285708 48 21.13 +30 21 37.2          17.31oVER106T05
        CK19Q040  C2019 09 10.62331408 48 21.14 +30 21 36.1          17.38oVER106T05
        CK19Q040  C2019 09 10.62838708 48 21.85 +30 21 30.0          18.24oVER106T05
        CK19Q040  C2019 09 10.62884408 48 21.83 +30 21 31.0          18.33oVER106T05
        CK19Q040  C2019 09 10.62930008 48 21.88 +30 21 29.5          17.63oVER106T05
        CK19Q040  C2019 09 10.63021408 48 22.02 +30 21 27.3          18.35oVER106T05
        CK19Q040  C2019 09 10.63067208 48 22.07 +30 21 27.6          18.09oVER106T05
        CK19Q040  C2019 09 10.63204208 48 22.22 +30 21 25.5          17.88oVER106T05
        CK19Q040 KC2019 09 10.94265 08 48 57.17 +30 15 39.1          18.7 VqER106N55
        CK19Q040 KC2019 09 10.95144 08 48 58.18 +30 15 30.2          18.9 VqER106N55
        CK19Q040 KC2019 09 10.96026 08 48 59.21 +30 15 19.1          18.8 VqER106N55
        CK19Q040 KC2019 09 11.07716 08 49 12.22 +30 13 09.9          18.0 VtER106L04
        CK19Q040 KC2019 09 11.08409 08 49 13.00 +30 13 02.1          18.0 VtER106L04
        CK19Q040 KC2019 09 11.08436 08 49 13.02 +30 13 01.4          17.7 RqER106585
        CK19Q040 KC2019 09 11.08599 08 49 13.16 +30 13 00.5          17.8 RqER106585
        CK19Q040 KC2019 09 11.08755 08 49 13.38 +30 12 58.0          18.0 RqER106585
        CK19Q040 KC2019 09 11.08904 08 49 13.50 +30 12 57.1          17.8 RqER106585
        CK19Q040 KC2019 09 11.09007 08 49 13.61 +30 12 55.7          17.8 RqER106585
        CK19Q040 KC2019 09 11.09142 08 49 13.77 +30 12 54.2          17.9 RqER106585
        CK19Q040 KC2019 09 11.09245 08 49 13.93 +30 12 52.5          18.1 VtER106L04
        CK19Q040 KC2019 09 11.09269 08 49 13.90 +30 12 52.5          17.9 RqER106585
        CK19Q040 KC2019 09 11.09966 08 49 14.75 +30 12 44.6          18.0 VtER106L04
        CK19Q040 KC2019 09 11.10089 08 49 14.90 +30 12 43.4          18.0 VtER106L04
        CK19Q040 KC2019 09 11.10831 08 49 15.75 +30 12 34.8          17.9 VtER106L04
        CK19Q040  C2019 09 11.12021 08 49 17.13 +30 12 21.6          18.4 RrER106106
        CK19Q040  C2019 09 11.12781 08 49 17.90 +30 12 12.2          18.7 RrER106106
        CK19Q040  C2019 09 11.13540 08 49 18.58 +30 12 03.3          18.9 RrER106106
        CK19Q040 KC2019 09 11.13779 08 49 19.05 +30 12 03.1          18.2 GVER106104
        CK19Q040 KC2019 09 11.14057 08 49 19.34 +30 11 59.9          17.7 GVER106104
        CK19Q040  C2019 09 11.14300 08 49 19.38 +30 11 55.0          19.0 RrER106106
        CK19Q040 KC2019 09 11.14555 08 49 19.89 +30 11 53.7          18.2 GVER106104
        CK19Q040 KC2019 09 11.14602 08 49 20.20 +30 11 50.1          18.0 GVER106K63
        CK19Q040 KC2019 09 11.15664 08 49 21.21 +30 11 39.8          17.8 GVER106K63
        CK19Q040 KC2019 09 11.15846 08 49 21.34 +30 11 35.9          18.0 GVER106K63
        CK19Q040 KC2019 09 11.16325 08 49 21.93 +30 11 33.7          17.8 GVER106104
        CK19Q040 KC2019 09 11.39355 08 49 47.81 +30 07 15.6          18.2 VuER106850
        CK19Q040 KC2019 09 11.40103 08 49 48.59 +30 07 07.1          17.7 VuER106850
        CK19Q040 KC2019 09 11.45740 08 49 54.95 +30 06 05.6          17.6 GUER106H36
        CK19Q040 KC2019 09 11.46112 08 49 55.47 +30 06 00.8          17.8 GUER106H36
    
    Observer details:
    104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri, R. Bacci.  
        Measurers P. Bacci, L. Tesi, G. Fagioli.  0.60-m reflector + CCD.
    106 Črni Vrh.  Observer S. Matičič.  0.6-m f/3.3 Deltagraph + CCD.
    121 Kharkov University, Chuguevskaya Station.  Observer I. Slyusarev.  
        Measurers M. Micheli, Y. Krugly.  0.70-m f/4 reflector + CCD.
    186 Kitab.  Observer A. Novichonok.  0.36-m f/8 reflector + CCD.
    568 Mauna Kea.  Observers K. J. Meech, J. Kleyna.  Measurers M. Micheli, J. 
       Kleyna.  3.6-m Canada-France-Hawaii Telescope + CCD.
    585 Kyiv comet station.  Observers A. Baransky, N. Kaplina.  0.7-m f/4 
       reflector + CCD.
    595 Farra d'Isonzo.  Observer E. Pettarin.  0.61-m f/4.5 reflector + CCD.
    850 Cordell-Lorenz Observatory, Sewanee.  Observer D. T. Durig.  0.3-m f/7.6 
       Schmidt-Cassegrain + 1536x1024 CCD, 0.3-m f/5.0 Schmidt-Cassegrain + 
       CCD, 0.3-m f/7.8 Schmidt-Cassegrain + CCD.
    A71 Stixendorf.  Observers M. Jaeger, E. Prosperi, S. Prosperi.  Measurer M. 
       Jaeger.  0.4-m f/3.2 reflector + CCD.
    C10 Maisoncelles.  Observer J.-F. Soulier.  0.30-m f/3.8 Newtonian reflector + 
       CCD.
    C23 Olmen.  Observer A. Diepvens.
    G40 Slooh.com Canary Islands Observatory.  Observers B. Lutkenhoner, G. 
       Gasparovic, Y. Chen.  Measurers B. Lutkenhoner, G. Gasparovic, Y. Chen, G. 
       Y. Gasparovic.  0.43-m f/6.8 Corrected Dall-Kirkham + CCD.
    H06 iTelescope Observatory, Mayhill.  Observer H. Sato.  0.43-m f/6.8 
       astrograph + CCD + f/4.5 focal reducer.
    H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.56-m reflector + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3 Schmidt-Cassegrain 
       + CCD.
    K63 G. Pascoli Observatory, Castelvecchio Pascoli.  Observer R. Bacci.  0.4-m 
       f/3.2 Newtonian reflector + CCD.
    L01 Všnjan Observatory, Tican.  Observers K. Korlević, A. Radica, F. 
       Valentine.  Measurer K. Korlević.  1.0-m f/2.9 reflector + CCD.
    L04 ROASTERR-1 Observatory, Cluj-Napoca.  Observer L. Hudin.  0.3-m f/5 
       reflector + CCD.
    L06 Sormano 2 Observatory, Bellagio Via Lattea.  Observer G. Ventre.  Measurer 
       P. Sicoli.  0.28-m Schmidt-Cassegrain + CCD.
    L51 MARGO, Nauchnij.  Observer G. Borisov.  0.65-m f/1.5 astrograph + CCD.
    N55 Corona Borealis Observatory, Ngari.  Observer T. Chen.  Measurers D. W. E. 
       Green, T. Chen.  0.3-m f/7.2 reflector + CCD.
    T05 ATLAS-HKO, Haleakala.  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.
    
    Orbital elements:
        C/2019 Q4 (Borisov)                                                         
    Epoch 2019 Dec. 23.0 TT = JDT 2458840.5                                         
    T 2019 Dec. 10.23244 TT                                 Williams                
    q   1.9402023            (2000.0)            P               Q                  
    z  -1.0717866      Peri.  210.69784     -0.81175500     -0.17378620             
     +/-0.0580079      Node   307.53784     +0.56543012     -0.47270554             
    e   3.0794827      Incl.   44.67800     -0.14609104     -0.86391425             
    From 145 observations 2019 Aug. 30-Sept. 11, mean residual 0".5.                
                                                                                    
        C/2019 Q4 (Borisov)                                                         
    Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                                         
    T 2019 Dec. 10.22933 TT                                 Williams                
    q   1.9401198            (2000.0)            P               Q                  
    z  -1.0719332      Peri.  210.69784     -0.81178694     -0.17377598             
     +/-0.0580079      Node   307.54021     +0.56538374     -0.47273850             
    e   3.0796789      Incl.   44.67540     -0.14609311     -0.86389827             
    From 145 observations 2019 Aug. 30-Sept. 11, mean residual 0".5.                
                                                                                    
    Ephemeris:
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase   m1    m2
    2019 08 12    07 52 52.7 +37 54 38   4.0466  3.2142    30.4     9.2  19.1
    ...
    2019 08 27    08 20 55.0 +34 27 12   3.7229  2.9708    36.4    11.6  18.6
    ...
    2019 09 04    08 35 55.6 +32 18 45   3.5476  2.8460    39.7    13.1  18.3
    ...
    2019 09 10    08 47 10.9 +30 33 05   3.4158  2.7550    42.3    14.2  18.1
    2019 09 11    08 49 03.3 +30 14 38   3.3939  2.7401    42.7    14.4  18.0
    2019 09 12    08 50 55.8 +29 55 57   3.3720  2.7252    43.1    14.6  18.0
    ...
    2019 09 18    09 02 09.7 +27 58 24   3.2411  2.6379    45.6    15.8  17.8
    ...
    2019 09 26    09 17 06.1 +25 06 19   3.0687  2.5262    49.0    17.4  17.5
    ...
    2019 10 11    09 44 54.3 +18 49 59   2.7575  2.3347    55.1    20.5  16.9
    
    A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-R106
    


    Read MPEC 2019-R105 Read MPEC 2019-R107


    MPEC number:

    Enter an MPEC number in one of the following forms:

    • 1997-B01 (the full form)
    • J97B01 (the packed version of the full form)
    • B01 (the abbreviated form)