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  • MPEC 2018-Q101: 2018 QU1

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    M.P.E.C. 2018-Q101                               Issued 2018 Aug. 31, 05:43 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
    
                                       2018 QU1
    
    Observations:
         K18Q01U  C2018 08 06.51866222 25 51.934-17 38 55.99         21.3 GVEQ101F51
         K18Q01U  C2018 08 21.43276822 29 05.214-13 46 58.90         19.5 GVEQ101F51
         K18Q01U  C2018 08 21.44488622 29 05.036-13 46 38.62         19.6 GVEQ101F51
         K18Q01U  C2018 08 21.45703022 29 04.859-13 46 17.95         19.8 GVEQ101F51
         K18Q01U* C2018 08 30.49829 22 30 23.47 -06 09 44.2          17.6 oUEQ101T08
         K18Q01U  C2018 08 30.50832 22 30 23.26 -06 08 50.9          17.9 oUEQ101T08
         K18Q01U  C2018 08 30.51830 22 30 23.04 -06 07 58.3          17.9 oUEQ101T08
         K18Q01U  C2018 08 30.52835 22 30 22.87 -06 07 04.7          17.9 oUEQ101T08
         K18Q01U KC2018 08 30.86809 22 30 33.99 -05 36 48.8                qEQ101K63
         K18Q01U KC2018 08 30.87197 22 30 33.95 -05 36 26.7                qEQ101K63
         K18Q01U KC2018 08 30.87587 22 30 33.89 -05 36 05.2                qEQ101K63
         K18Q01U KC2018 08 30.89046 22 30 33.72 -05 34 43.5          17.7 RqEQ101K63
         K18Q01U KC2018 08 30.89487 22 30 33.67 -05 34 19.3          17.9 RqEQ101K63
         K18Q01U KC2018 08 30.90123 22 30 33.59 -05 33 43.4          17.8 RqEQ101K63
         K18Q01U KC2018 08 31.03986 22 30 30.47 -05 20 40.5          17.3 RqEQ101585
         K18Q01U KC2018 08 31.04057 22 30 30.48 -05 20 36.2          17.4 RqEQ101585
         K18Q01U KC2018 08 31.04130 22 30 30.47 -05 20 32.2          17.3 RqEQ101585
         K18Q01U KC2018 08 31.04203 22 30 30.46 -05 20 27.9          17.3 RqEQ101585
         K18Q01U KC2018 08 31.04276 22 30 30.45 -05 20 23.8          17.3 RqEQ101585
         K18Q01U KC2018 08 31.04349 22 30 30.45 -05 20 19.4          17.2 RqEQ101585
         K18Q01U KC2018 08 31.04458 22 30 30.44 -05 20 13.1          17.2 RqEQ101585
         K18Q01U KC2018 08 31.12766 22 30 38.92 -05 11 58.2          17.9 GUEQ101H36
         K18Q01U KC2018 08 31.13223 22 30 38.91 -05 11 31.8          18.0 GUEQ101H36
         K18Q01U KC2018 08 31.13382 22 30 38.04 -05 11 18.9          17.8 GVEQ101W34
         K18Q01U KC2018 08 31.13679 22 30 38.89 -05 11 04.9          18.0 GUEQ101H36
         K18Q01U KC2018 08 31.14378 22 30 37.89 -05 10 20.8          17.9 GVEQ101W34
         K18Q01U KC2018 08 31.15391 22 30 37.73 -05 09 22.0          17.7 GVEQ101W34
    
    Observer details:
    585 Kyiv comet station.  Observer A. Baransky.  0.7-m f/4 reflector + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz,
        M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau, H. Flewelling,
        M. Huber, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m
        Ritchey-Chretien + CCD.
    H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.56-m reflector + CCD.
    K63 G. Pascoli Observatory, Castelvecchio Pascoli.  Observer R. Bacci.  0.41-m
        f/3.2 Newtonian reflector + CCD.
    T08 ATLAS-MLO, Mauna Loa.  Observers L. Denneau, H. Flewelling, A. Heinze,
        H. Weiland, J. Tonry.  Measurers L. Denneau, H. Flewelling, A. Heinze,
        J. Tonry, A. Fitzsimmons, D. Young.  0.5-m f/2.0 Schmidt + CCD.
    W34 Squirrel Valley Observatory, Columbus.  Observer R. L. Flynn.  0.2-m f/7.0
        Schmidt-Cassegrain + CCD.
    
    Orbital elements:
    2018 QU1                                                 Earth MOID = 0.0263 AU
    Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
    M 278.78579              (2000.0)            P               Q
    n   0.38139985     Peri.   70.05997     +0.71261934     -0.70026586
    a   1.8831390      Node   334.33135     +0.60144964     +0.64096408
    e   0.5430160      Incl.    5.62305     +0.36115372     +0.31431319
    P   2.58           H   22.9           G   0.15           U   6
    Residuals in seconds of arc
    180806 F51  0.0   0.0     180830 K63  0.0   0.2+    180831 585  0.1-  0.0
    180821 F51  0.0   0.1+    180830 K63  0.3-  0.1-    180831 585  0.1-  0.2+
    180821 F51  0.0   0.1-    180830 K63  0.2-  0.2+    180831 585  0.1-  0.2+
    180821 F51  0.0   0.0     180830 K63  0.1-  0.3-    180831 H36  0.1-  0.1+
    180830 T08  0.2-  0.1-    180830 K63  0.0   0.0     180831 H36  0.3+  0.0
    180830 T08  0.1-  0.0     180831 585  0.0   0.1+    180831 W34  0.1+  0.1-
    180830 T08  0.3-  0.5-    180831 585  0.2+  0.3+    180831 H36  0.6+  0.4+
    180830 T08  0.0   0.5-    180831 585  0.1+  0.1+    180831 W34  0.1+  0.1+
    180830 K63  0.0   0.3-    180831 585  0.0   0.1+    180831 W34  0.2+  0.2-
    
    Ephemeris:
    2018 QU1                 a,e,i = 1.88, 0.54, 6                   q = 0.8606
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2018 08 01    22 23 39.7 -18 17 38   0.3402  1.3335   156.2    17.9    22.1
    ...
    2018 08 16    22 28 16.2 -15 45 44   0.2032  1.2124   168.4     9.7    20.5
    ...
    2018 08 24    22 29 24.2 -12 23 14   0.1387  1.1493   175.2     4.2    19.3
    ...
    2018 08 30    22 30 19.6 -06 51 16   0.09374 1.1034   177.6     2.2    18.2
    2018 08 31    22 30 33.0 -05 23 12   0.08656 1.0959   176.3     3.4    18.1
    2018 09 01    22 30 48.8 -03 39 31   0.07950 1.0885   174.7     4.9    18.0
    ...
    2018 09 07    22 34 29.4 +18 33 31   0.04112 1.0451   154.3    24.7    17.2
    ...
    2018 09 15    10 04 34.1 +69 18 37   0.03940 0.9914    67.6   110.3    20.0
    ...
    2018 09 30    10 27 16.9 +34 24 01   0.1398  0.9101    46.0   127.6    23.9
    
    A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-Q101
    

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