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  • MPEC 2011-Y51 : COMET C/2011 UF305 (LINEAR)

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    M.P.E.C. 2011-Y51                                Issued 2011 Dec. 28, 20:41 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/2011 UF305 (LINEAR)
    
    Observations:
        CK11UU5F  C2011 07 25.31833 19 14 12.307+15 43 58.10         20.7 TLEY051F51
        CK11UU5F  C2011 07 25.33005 19 14 11.424+15 44 00.94         20.2 TLEY051F51
        CK11UU5F  C2011 07 25.34050 19 14 10.640+15 44 03.67         20.3 TLEY051F51
        CK11UU5F  C2011 10 31.07777 18 18 07.11 +14 57 04.1          18.1 TcEY051704
        CK11UU5F  C2011 10 31.08995 18 18 07.39 +14 57 03.9          19.3 TcEY051704
        CK11UU5F  C2011 10 31.10239 18 18 07.58 +14 57 03.9          18.4 TcEY051704
        CK11UU5F  C2011 10 31.11472 18 18 07.79 +14 57 03.6          18.9 TcEY051704
        CK11UU5F  C2011 10 31.12690 18 18 08.01 +14 57 03.1          18.6 TcEY051704
        CK11UU5F HC2011 11 02.06942 18 18 41.25 +14 56 47.7                oEY051291
        CK11UU5F HC2011 11 02.07601 18 18 41.37 +14 56 47.5                oEY051291
        CK11UU5F HC2011 11 02.08241 18 18 41.49 +14 56 47.4                oEY051291
        CK11UU5F KC2011 11 02.64366 18 18 51.78 +14 56 47.5          17.6 TuEY051B18
        CK11UU5F KC2011 11 02.64577 18 18 51.82 +14 56 47.1          17.5 TuEY051B18
        CK11UU5F KC2011 11 02.64997 18 18 51.88 +14 56 47.5          17.9 TuEY051B18
        CK11UU5F  C2011 11 03.06312 18 18 59.49 +14 56 46.8          18.7 TcEY051704
        CK11UU5F |C2011 11 03.07530 18 18 59.69 +14 56 48.1                cEY051H06
        CK11UU5F  C2011 11 03.07569 18 18 59.77 +14 56 48.2          18.7 TcEY051704
        CK11UU5F |C2011 11 03.08003 18 18 59.80 +14 56 47.1          17.6 TcEY051H06
        CK11UU5F HC2011 11 03.08249 18 18 59.90 +14 56 47.6                oEY051291
        CK11UU5F HC2011 11 03.08723 18 18 59.98 +14 56 47.6                oEY051291
        CK11UU5F HC2011 11 03.09191 18 19 00.05 +14 56 47.6                oEY051291
        CK11UU5F  C2011 11 03.10064 18 19 00.21 +14 56 47.8          18.4 TcEY051704
        CK11UU5F  C2011 11 03.11329 18 19 00.54 +14 56 47.4          18.3 TcEY051704
        CK11UU5F |C2011 11 04.06788 18 19 18.84 +14 56 53.9          18.0 TcEY051H06
        CK11UU5F |C2011 11 04.07358 18 19 18.94 +14 56 53.7          18.0 TcEY051H06
        CK11UU5F KC2011 11 06.70656 18 20 13.53 +14 57 37.5          17.3 TwEY051B82
        CK11UU5F KC2011 11 06.72128 18 20 13.84 +14 57 37.6          17.7 TwEY051B82
        CK11UU5F KC2011 11 06.73601 18 20 14.18 +14 57 38.0          17.1 TwEY051B82
        CK11UU5F  C2011 11 07.65082 18 20 34.39 +14 58 04.3          17.3 TvEY051C32
        CK11UU5F  C2011 11 07.65250 18 20 34.42 +14 58 04.2          17.3 TvEY051C32
        CK11UU5F  C2011 11 07.65419 18 20 34.45 +14 58 04.3          17.3 TvEY051C32
        CK11UU5F |C2011 11 10.09040 18 21 31.58 +14 59 39.0          17.8 TcEY051H06
        CK11UU5F |C2011 11 10.09324 18 21 31.65 +14 59 39.2          18.0 TcEY051H06
        CK11UU5F |C2011 11 10.09609 18 21 31.70 +14 59 39.3          17.6 TcEY051H06
        CK11UU5F KC2011 11 12.74883 18 22 39.11 +15 02 05.2          17.2 TtEY051204
        CK11UU5F KC2011 11 12.75892 18 22 39.39 +15 02 05.3                tEY051204
        CK11UU5F  C2011 11 13.73822 18 23 05.60 +15 03 11.9          17.3 TwEY051B82
        CK11UU5F  C2011 11 13.74934 18 23 05.89 +15 03 12.3          17.2 TwEY051B82
        CK11UU5F  C2011 11 13.75306 18 23 06.05 +15 03 12.6          17.2 TwEY051B82
        CK11UU5F KC2011 11 14.73542 18 23 32.97 +15 04 25.9          17.5 TtEY051204
        CK11UU5F KC2011 11 14.74303 18 23 33.18 +15 04 26.5                tEY051204
        CK11UU5F KC2011 11 14.75304 18 23 33.45 +15 04 27.2                tEY051204
        CK11UU5F KC2011 11 14.76543 18 23 33.79 +15 04 28.2                tEY051204
        CK11UU5F  C2011 11 14.77904 18 23 34.19 +15 04 29.0          17.2 TwEY051B82
        CK11UU5F  C2011 11 14.78647 18 23 34.44 +15 04 29.8          17.3 TwEY051B82
        CK11UU5F  C2011 11 14.79393 18 23 34.62 +15 04 30.6          17.5 TwEY051B82
        CK11UU5F |C2011 11 17.07997 18 24 40.18 +15 07 47.8          17.3 TcEY051H06
        CK11UU5F |C2011 11 17.08376 18 24 40.28 +15 07 47.8          17.5 TcEY051H06
        CK11UU5F |C2011 11 17.08566 18 24 40.34 +15 07 48.8          17.4 TcEY051H06
        CK11UU5F |C2011 11 17.08756 18 24 40.38 +15 07 48.8          17.6 TcEY051H06
        CK11UU5F |C2011 11 17.08946 18 24 40.43 +15 07 49.0          17.4 TcEY051H06
        CK11UU5F  C2011 11 17.64824 18 24 57.10 +15 08 42.4          16.9 TvEY051C32
        CK11UU5F  C2011 11 17.65201 18 24 57.21 +15 08 42.9          16.9 TvEY051C32
        CK11UU5F  C2011 11 17.98501618 25 07.20 +15 09 16.0          17.6 TtEY051H21
        CK11UU5F IC2011 11 17.99167018 25 07.37 +15 09 16.4                tEY051H21
        CK11UU5F IC2011 11 17.99706418 25 07.52 +15 09 16.9                tEY051H21
        CK11UU5F  C2011 11 18.00321118 25 07.70 +15 09 17.9          17.7 TtEY051H21
        CK11UU5F  C2011 11 19.64064 18 25 58.05 +15 12 13.1          17.1 TuEY051B18
        CK11UU5F  C2011 11 19.64413 18 25 58.15 +15 12 13.5          17.2 TuEY051B18
        CK11UU5F  C2011 11 19.65112 18 25 58.36 +15 12 14.3          17.3 TuEY051B18
        CK11UU5F  C2011 11 19.65462 18 25 58.47 +15 12 14.6          17.2 TuEY051B18
        CK11UU5F  C2011 11 20.73586 18 26 32.71 +15 14 21.7          17.3 TwEY051B82
        CK11UU5F  C2011 11 20.73958 18 26 32.88 +15 14 22.1          17.2 TwEY051B82
        CK11UU5F  C2011 11 20.74333 18 26 32.95 +15 14 22.5          17.1 TwEY051B82
        CK11UU5F  C2011 11 20.74708 18 26 33.07 +15 14 23.1          17.4 TwEY051B82
        CK11UU5F |C2011 11 21.06885 18 26 43.39 +15 15 03.0          17.1 TcEY051H06
        CK11UU5F |C2011 11 21.07075 18 26 43.46 +15 15 03.4          17.4 TcEY051H06
        CK11UU5F |C2011 11 21.07265 18 26 43.51 +15 15 03.6          17.4 TcEY051H06
        CK11UU5F |C2011 11 21.07454 18 26 43.54 +15 15 03.7          17.6 TcEY051H06
        CK11UU5F |C2011 11 21.07645 18 26 43.63 +15 15 03.9          17.8 TcEY051H06
        CK11UU5F  C2011 11 21.62323 18 27 01.42 +15 16 12.2          17.5 TuEY051B18
        CK11UU5F  C2011 11 21.62953 18 27 01.63 +15 16 12.5          17.2 TuEY051B18
        CK11UU5F  C2011 11 21.63022 18 27 01.67 +15 16 12.7          17.1 TuEY051B18
        CK11UU5F  C2011 11 21.63230 18 27 01.72 +15 16 12.8          16.9 TuEY051B18
        CK11UU5F KC2011 11 24.74629 18 28 46.48 +15 23 30.8                tEY051204
        CK11UU5F KC2011 11 24.75686 18 28 46.85 +15 23 32.5          17.8 TtEY051204
        CK11UU5F  C2011 11 25.65498 18 29 18.24 +15 25 53.1          16.9 TvEY051C32
        CK11UU5F  C2011 11 25.65818 18 29 18.37 +15 25 53.8          16.7 TvEY051C32
        CK11UU5F  C2011 11 25.66137 18 29 18.47 +15 25 54.2          16.8 TvEY051C32
        CK11UU5F HC2011 11 28.07833 18 30 45.40 +15 32 45.7                oEY051291
        CK11UU5F HC2011 11 28.08496 18 30 45.64 +15 32 47.0                oEY051291
        CK11UU5F HC2011 11 28.08788 18 30 45.74 +15 32 47.3                oEY051291
        CK11UU5F KC2011 11 30.99182018 32 35.02 +15 42 05.7          17.6 TrEY051H21
        CK11UU5F KC2011 12 01.00031518 32 35.32 +15 42 07.7          17.2 TrEY051H21
        CK11UU5F KC2011 12 01.00672718 32 35.56 +15 42 09.0          17.3 TrEY051H21
        CK11UU5F  C2011 12 04.63314 18 34 58.76 +15 55 29.7          17.1 TuEY051B18
        CK11UU5F  C2011 12 04.63591 18 34 58.86 +15 55 30.7          17.2 TuEY051B18
        CK11UU5F  C2011 12 04.64152 18 34 59.09 +15 55 31.9          16.9 TuEY051B18
        CK11UU5F  C2011 12 04.64291 18 34 59.14 +15 55 32.2          16.9 TuEY051B18
        CK11UU5F KC2011 12 10.69501 18 39 14.09 +16 22 14.1          16.9 TwEY051B82
        CK11UU5F KC2011 12 10.70217 18 39 14.40 +16 22 16.1          16.9 TwEY051B82
        CK11UU5F KC2011 12 10.70913 18 39 14.72 +16 22 18.1          16.0 TwEY051B82
        CK11UU5F  C2011 12 16.63517 18 43 42.35 +16 54 06.2          16.7 TcEY051C32
        CK11UU5F  C2011 12 16.63892 18 43 42.53 +16 54 07.4          16.7 TcEY051C32
    
    Observer details:
    204 Schiaparelli Observatory.  Observer L. Buzzi.  0.38-m f/6.8 reflector
        + CCD.
    291 LPL/Spacewatch II.  Observer J. V. Scotti.  1.8-m f/2.7 reflector + CCD.
    704 Lincoln Laboratory ETS, New Mexico.  Observers M. Blythe, G. Spitz,
        R. Brungard, J. Paige, P. Festler, T. McVey, A. Valdivia, C. Gall
        1.0-m f/2.15 reflector + CCD.
    B18 Terskol.  Observers N. Parakhin, M. Andreev, V. Emelyanenko, A. Sergeev,
        V. Kozlov, N. Karpov.  Measurer M. Andreev.  0.6-m f/12.8 Cassegrain + CCD.
    B82 Maidbronn.  Observer B. Haeusler.  0.30-m Schmidt-Cassegrain + CCD.
    C32 Ka-Dar Observatory, TAU Station, Nizhny Arkhyz.  Observer V. Gerke.
        Measurer A. Novichonok.  0.40-m f/8 Ritchey-Chretien + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers N. Primak, A. Schultz, S. Watters, J.
        Thiel, T. Goggia.  Measurer PS1 Science Consortium.  1.8-m
        Ritchey-Chretien + CCD.
    H06 RAS Observatory, Mayhill.  Observer H. Sato.  0.51-m f/4.5 reflector + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers T. Vorobjov, L. Buzzi, S. Foglia, H. Devore.  0.61-m f/4.0
        astrograph + CCD.
    
    Orbital elements:
        C/2011 UF305 (LINEAR)
    Epoch 2012 July 12.0 TT = JDT 2456120.5
    T 2012 July 22.15150 TT                                 MPC
    q   2.1381146            (2000.0)            P               Q
    z  -0.0003350      Peri.  121.99323     -0.29609794     -0.35829149
     +/-0.0000501      Node   297.43546     +0.07011452     +0.91632521
    e   1.0007164      Incl.   93.96008     +0.95258069     -0.17881643
    From 94 observations 2011 July 25-Dec. 16, mean residual 0".37.
    
    Residuals in seconds of arc
    110725 F51  0.0   0.0     111110 H06  0.3+  0.4+    111120 B82  0.0   0.2+
    110725 F51  0.0   0.1-    111110 H06  0.0   0.4+    111121 H06  0.0   0.1+
    110725 F51  0.0   0.0     111112 204  0.2+  0.1+    111121 H06  0.1+  0.3+
    111031 704  0.8-  0.1+    111112 204  0.4+  0.5-    111121 H06  0.0   0.2+
    111031 704  0.5+  0.1+    111113 B82  0.4+  0.1+    111121 H06  0.4-  0.1+
    111031 704  0.4+  0.3+    111113 B82  0.3+  0.3-    111121 H06  0.0   0.1+
    111031 704  0.6+  0.2+    111113 B82  1.2+  0.2-    111121 B18  0.3+  0.3-
    111031 704  1.0+  0.1-    111114 204  0.1+  0.1-    111121 B18  0.4+  0.8-
    111102 291  0.4-  0.3+    111114 204  0.1+  0.1-    111121 B18  0.6+  0.7-
    111102 291  0.3-  0.1+    111114 204  0.0   0.2-    111121 B18  0.4+  0.9-
    111102 291  0.2-  0.0     111114 204  0.0   0.1-    111124 204  0.0   0.1-
    111102 B18  0.5+  1.1+    111114 B82  0.3+  0.2-    111124 204  0.1+  0.0
    111102 B18  0.5+  0.7+    111114 B82  0.9+  0.0     111125 C32  0.1+  0.0
    111102 B18  0.3+  1.1+    111114 B82  0.5+  0.3+    111125 C32  0.3+  0.2+
    111103 704  0.8-  0.7-    111117 H06  0.2+  0.2-    111125 C32  0.2+  0.1+
    111103 H06  1.1-  0.6+    111117 H06  0.0   0.6-    111128 291  0.4-  0.0
    111103 704  0.0   0.7+    111117 H06  0.1+  0.2+    111128 291  0.4-  0.2+
    111103 H06  0.7-  0.4-    111117 H06  0.1-  0.1+    111128 291  0.5-  0.1-
    111103 291  0.0   0.0     111117 H06  0.2-  0.1+    111130 H21  0.5+  0.5-
    111103 291  0.1-  0.0     111117 C32  0.4+  0.1-    111201 H21  0.2+  0.2-
    111103 291  0.4-  0.0     111117 C32  0.4+  0.0     111201 H21  0.1+  0.2-
    111103 704  0.3-  0.3+    111117 H21  0.2+  0.3-    111204 B18  0.1-  0.4-
    111103 704  1.1+  0.1-    111117 H21  0.2-  0.6-    111204 B18  0.2-  0.0
    111104 H06  0.1-  0.4+    111117 H21  0.4-  0.6-    111204 B18  0.2-  0.1-
    111104 H06  0.2-  0.1+    111118 H21  0.4-  0.2-    111204 B18  0.3-  0.1-
    111106 B82  0.4+  0.2-    111119 B18  0.2+  0.2-    111210 B82  0.0   0.1+
    111106 B82  0.3+  0.4-    111119 B18  0.1+  0.2-    111210 B82  0.0   0.1+
    111106 B82  0.7+  0.3-    111119 B18  0.0   0.2-    111210 B82  0.2+  0.0
    111107 C32  0.1+  0.2+    111119 B18  0.0   0.3-    111216 C32  0.3+  0.6+
    111107 C32  0.0   0.0     111120 B82  0.1-  0.1+    111216 C32  0.3+  0.4+
    111107 C32  0.1-  0.1+    111120 B82  0.6+  0.1+
    111110 H06  0.2+  0.4+    111120 B82  0.1-  0.0
    
    Ephemeris:
        C/2011 UF305 (LINEAR)
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
    2011 11 28    18 30 42.6 +15 32 32   3.9593  3.4077    49.9    12.8  17.3
    ...
    2011 12 13    18 40 56.2 +16 33 56   3.9168  3.2878    44.5    12.1  17.1
    ...
    2011 12 21    18 47 10.2 +17 21 19   3.8761  3.2246    42.8    12.0  17.0
    ...
    2011 12 27    18 52 09.6 +18 04 18   3.8375  3.1775    42.1    12.0  16.9
    2011 12 28    18 53 00.9 +18 12 07   3.8304  3.1697    42.1    12.0  16.9
    2011 12 29    18 53 52.6 +18 20 08   3.8231  3.1619    42.0    12.0  16.9
    ...
    2012 01 04    18 59 11.0 +19 12 20   3.7754  3.1154    42.0    12.2  16.8
    ...
    2012 01 12    19 06 35.3 +20 33 31   3.7020  3.0540    42.8    12.6  16.7
    ...
    2012 01 27    19 21 23.5 +23 45 19   3.5376  2.9411    46.1    13.9  16.4
    
    Gareth V. Williams           (C) Copyright 2011 MPC           M.P.E.C. 2011-Y51
    

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