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    • MPEC 2017-D81 : 2017 DQ36

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    M.P.E.C. 2017-D81                                Issued 2017 Feb. 26, 05:14 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 DQ36

Observations:
     K17D36Q* C2017 02 22.23938 04 47 56.709-15 14 51.04         20.9 wLED081F51
     K17D36Q  C2017 02 22.26155 04 48 02.207-15 14 38.53         20.8 wLED081F51
     K17D36Q  C2017 02 22.27267 04 48 04.967-15 14 32.06         20.9 wLED081F51
     K17D36Q KC2017 02 22.85752104 50 30.67 -15 08 50.5          20.6 GUED081K92
     K17D36Q KC2017 02 22.86102304 50 31.52 -15 08 48.7          20.4 GUED081K92
     K17D36Q KC2017 02 22.86334904 50 32.10 -15 08 47.3          20.6 GUED081K92
     K17D36Q KC2017 02 22.86917004 50 33.51 -15 08 43.6          20.2 GUED081K92
     K17D36Q KC2017 02 23.36447 04 52 34.81 -15 04 03.9          20.9 RtED081474
     K17D36Q KC2017 02 23.36659 04 52 35.34 -15 04 02.6          20.1 RtED081474
     K17D36Q KC2017 02 23.36869 04 52 35.82 -15 04 01.7          20.6 RtED081474
     K17D36Q KC2017 02 24.36714 04 56 32.88 -14 54 41.4          21.5 RtED081474
     K17D36Q KC2017 02 24.37066 04 56 33.68 -14 54 39.9          21.2 RtED081474
     K17D36Q KC2017 02 24.37418 04 56 34.38 -14 54 37.8          21.1 RtED081474
     K17D36Q KC2017 02 24.37769 04 56 35.29 -14 54 35.7          21.4 RtED081474
     K17D36Q |C2017 02 26.03775 05 02 50.71 -14 39 15.4          21.1 VuED081807
     K17D36Q |C2017 02 26.04090 05 02 51.38 -14 39 13.8          21.1 VuED081807
     K17D36Q |C2017 02 26.04384 05 02 51.99 -14 39 12.0          21.2 VuED081807

Observer details:
474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore,
    P. M. Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
807 Cerro Tololo.  Observers T. Linder, R. Holmes.  0.61-m f/6.5 astrograph
    + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers B. Gibson, T. Goggia, S. Kahale,
    T. Lowe, A. Schultz, M. Willman.  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.
K92 Sutherland-LCOGT B.  Observers T. Lister, S. Greenstreet, E. Gomez.
    Measurer T. Lister.  1.0-m f/8 Ritchey-Chretien + CCD.

Orbital elements:
2017 DQ36                                           PHA, Earth MOID = 0.0322 AU
Epoch 2017 Feb. 16.0 TT = JDT 2457800.5                 MPC
M  14.93854              (2000.0)            P               Q
n   0.26497780     Peri.   99.56386     +0.75812317     -0.22860003
a   2.4006548      Node   275.70825     -0.01802772     +0.92883765
e   0.8089679      Incl.   37.86287     +0.65186215     +0.29155214
P   3.72           H   19.2           G   0.15           U   9
Residuals in seconds of arc
170222 F51  0.1-  0.0     170222 K92  0.2+  0.4+    170224 474  1.4-  0.3-
170222 F51  0.0   0.1-    170223 474  0.0   0.0     170224 474  0.1+  0.2-
170222 F51  0.0   0.0     170223 474  0.4+  0.1+    170226 807  0.3+  0.2+
170222 K92  0.2+  0.3+    170223 474  0.1+  0.2-    170226 807  0.1+  0.0
170222 K92  0.1+  0.0     170224 474  0.3+  0.1+    170226 807  0.2-  0.2+
170222 K92  0.3+  0.1+    170224 474  0.2+  0.4-

Ephemeris:
2017 DQ36                a,e,i = 2.40, 0.81, 38                  q = 0.4586
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 01 27    01 01 48.5 -15 17 32   0.3704  0.8803    62.9    95.1    20.2
...
2017 02 11    03 46 13.0 -16 53 41   0.5352  1.1043    87.8    63.3    20.3
...
2017 02 19    04 33 20.7 -15 45 14   0.6700  1.2187    92.6    54.1    20.7
...
2017 02 25    04 58 58.7 -14 48 54   0.7792  1.3017    94.0    49.3    21.1
2017 02 26    05 02 42.5 -14 39 40   0.7979  1.3154    94.1    48.7    21.1
2017 02 27    05 06 18.7 -14 30 30   0.8166  1.3289    94.2    48.0    21.2
...
2017 03 05    05 25 43.9 -13 37 45   0.9311  1.4090    94.2    44.6    21.5
...
2017 03 13    05 47 23.0 -12 34 33   1.0874  1.5123    93.1    41.0    21.9
...
2017 03 28    06 20 39.0 -10 59 32   1.3876  1.6961    89.1    36.0    22.5

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-D81

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