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  • MPEC 2017-P27 : 2017 OH68

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    M.P.E.C. 2017-P27                                Issued 2017 Aug. 6, 20:27 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
    
                                       2017 OH68
    
    Observations:
         K17O68H* C2017 07 30.53948 00 10 25.607+06 17 57.26         20.6 wLEP027F51
         K17O68H  C2017 07 30.54941 00 10 27.395+06 17 59.30         20.8 wLEP027F51
         K17O68H  C2017 07 30.56929 00 10 30.998+06 18 02.96         20.8 wLEP027F51
         K17O68H KC2017 07 31.04724 00 12 01.10 +06 19 22.9          20.1 RoEP027K88
         K17O68H KC2017 07 31.05283 00 12 02.12 +06 19 24.0          20.1 RoEP027K88
         K17O68H _C2017 07 31.60997100 13 46.925+06 21 06.09         20.2 GUEP027568
         K17O68H  C2017 07 31.60997100 13 46.923+06 21 06.10         20.2 GUEP027T14
         K17O68H _C2017 07 31.61094600 13 47.103+06 21 06.28         20.1 GUEP027568
         K17O68H  C2017 07 31.61094600 13 47.099+06 21 06.27         20.2 GUEP027T14
         K17O68H _C2017 07 31.61192100 13 47.281+06 21 06.42         20.1 GUEP027568
         K17O68H  C2017 07 31.61192100 13 47.280+06 21 06.42         20.3 GUEP027T14
         K17O68H KC2017 08 01.04190 00 15 09.19 +06 22 06.1          19.7 RoEP027K88
         K17O68H KC2017 08 01.04748 00 15 10.24 +06 22 06.4          19.9 RoEP027K88
         K17O68H KC2017 08 01.08458 00 15 17.17 +06 22 12.4          20.3 RrEP027106
         K17O68H KC2017 08 01.08963 00 15 18.07 +06 22 13.6          20.1 RrEP027106
         K17O68H KC2017 08 01.09468 00 15 19.09 +06 22 13.9          19.3 RrEP027106
         K17O68H KC2017 08 01.99351 00 18 10.30 +06 24 16.1          20.9 RqEP027585
         K17O68H KC2017 08 01.99881 00 18 11.26 +06 24 16.9          20.0 RqEP027585
         K17O68H KC2017 08 02.00057 00 18 11.60 +06 24 17.1          19.5 RqEP027585
         K17O68H KC2017 08 02.00163 00 18 11.79 +06 24 17.1          20.0 RqEP027585
         K17O68H KC2017 08 02.00480 00 18 12.40 +06 24 17.6          20.1 RqEP027585
         K17O68H KC2017 08 02.00765 00 18 12.88 +06 24 17.5          20.3 RqEP027585
         K17O68H KC2017 08 02.01527 00 18 14.50 +06 24 19.8          19.6 RoEP027K88
         K17O68H KC2017 08 02.01538 00 18 14.39 +06 24 19.4          20.2 RqEP027585
         K17O68H KC2017 08 02.01900 00 18 15.21 +06 24 20.1          19.7 RoEP027K88
         K17O68H KC2017 08 02.02272 00 18 15.91 +06 24 20.2          20.0 RoEP027K88
         K17O68H KC2017 08 05.35678600 28 57.95 +06 28 41.6          20.0 VuEP027H21
         K17O68H KC2017 08 05.36138800 28 58.83 +06 28 41.6          20.5 VuEP027H21
         K17O68H KC2017 08 05.36984400 29 00.41 +06 28 41.4          20.6 VuEP027H21
         K17O68H KC2017 08 06.04723 00 31 12.50 +06 28 53.6          19.7 VqEP027595
         K17O68H KC2017 08 06.06994 00 31 16.77 +06 28 53.8                qEP027595
         K17O68H KC2017 08 06.07002 00 31 16.80 +06 28 53.7          20.1 RtEP027104
         K17O68H KC2017 08 06.07696 00 31 18.14 +06 28 53.7          20.2 RtEP027104
         K17O68H KC2017 08 06.08356 00 31 19.41 +06 28 53.1          20.0 RtEP027104
    
    Observer details:
    104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri, M. D. Grazia.
        Measurers P. Bacci, L. Tesi, G. Fagioli.  0.60-m f/4 reflector + CCD.
    106 Crni Vrh.  Observer S. Maticic.  0.6-m f/3.3 Deltagraph + CCD.
    568 Mauna Kea.  Observers R. J. Wainscoat, C. Wipper.  Measurers M. Micheli,
        R. J. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
    585 Kyiv comet station.  Observer A. Simon.  0.7-m f/4 reflector + CCD.
    595 Farra d'Isonzo.  Observers M. Ceschia, E. Pettarin.  Measurer E. Pettarin.
        0.61-m f/4.0 reflector + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz,
        M. Willman, T. Goggia.  Measurers K. Chambers, S. Chastel, L. Denneau,
        H. Flewelling, M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters,
        R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.76-m f/3.0
        astrograph + CCD.
    K88 GINOP-KHK, Piszkesteto.  Observer A. Ordasi.  Measurer K. Sarneczky.
        0.60-m Schmidt + CCD.
    T14 Mauna Kea-UH/Tholen NEO Follow-Up (CFHT).  Observer C. Wipper.  Measurers
        D. J. Tholen, R. J. Wainscoat.  3.6-m Canada-France-Hawaii Telescope.
    
    Orbital elements:
    2017 OH68                                                Earth MOID = 0.2557 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M 357.37916              (2000.0)            P               Q
    n   0.28679526     Peri.  204.82310     +0.99793895     -0.02042290
    a   2.2773060      Node   156.10815     +0.03599917     +0.96295046
    e   0.4499151      Incl.    8.63867     -0.05312162     +0.26890391
    P   3.44           H   19.9           G   0.15           U   7
    Residuals in seconds of arc
    170730 F51  0.1-  0.1-    170801 K88  0.1-  0.0     170802 K88  0.1-  0.3+
    170730 F51  0.3-  0.0     170801 106  0.2-  0.1-    170802 K88  0.0   0.1-
    170730 F51  0.1-  0.1-    170801 106  0.7-  0.3+    170805 H21  0.3+  0.2+
    170731 K88  0.1-  0.1+    170801 106  0.7+  0.1-    170805 H21  0.5+  0.1+
    170731 K88  0.1-  0.2+    170801 585  0.3-  0.0     170805 H21  0.3+  0.4-
    170731 568  0.1+  0.0     170801 585  0.6-  0.2+    170806 595  0.4+  0.5+
    170731 T14  0.0   0.0     170802 585  0.5-  0.1+    170806 595  0.1-  0.4+
    170731 568  0.1+  0.0     170802 585  0.6-  0.0     170806 104  0.6-  0.2-
    170731 T14  0.0   0.0     170802 585  0.3-  0.1+    170806 104  0.2-  0.2-
    170731 568  0.1+  0.0     170802 585  1.0-  0.4-    170806 104  0.1+  0.9-
    170731 T14  0.1+  0.0     170802 K88  0.3-  0.5+
    170801 K88  0.4-  0.5+    170802 585  0.1+  0.6+
    
    Ephemeris:
    2017 OH68                a,e,i = 2.28, 0.45, 9                   q = 1.2527
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 07 07    23 02 27.8 +03 30 39   0.6472  1.4272   116.4    39.7    21.3
    ...
    2017 07 22    23 44 25.6 +05 36 38   0.5317  1.3636   120.3    40.1    20.8
    ...
    2017 07 30    00 08 43.9 +06 16 16   0.4803  1.3344   122.2    40.1    20.5
    ...
    2017 08 05    00 27 48.3 +06 28 39   0.4466  1.3149   123.5    40.0    20.3
    2017 08 06    00 31 02.7 +06 29 05   0.4414  1.3119   123.8    40.0    20.3
    2017 08 07    00 34 18.2 +06 29 01   0.4363  1.3090   124.0    40.0    20.3
    ...
    2017 08 13    00 54 06.9 +06 17 42   0.4081  1.2927   125.3    39.8    20.1
    ...
    2017 08 21    01 20 49.6 +05 31 23   0.3770  1.2751   127.1    39.3    19.9
    ...
    2017 09 05    02 08 40.8 +02 29 03   0.3382  1.2555   130.8    37.4    19.6
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-P27
    

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