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    • MPEC 2015-C60 : 2015 CQ12

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    M.P.E.C. 2015-C60                                Issued 2015 Feb. 12, 20:00 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

                                   2015 CQ12

Observations:
     K15C12Q* C2015 02 10.30783 09 43 46.24 +17 59 15.5          20.3 VqEC060G96
     K15C12Q  C2015 02 10.31390 09 43 44.92 +17 59 28.2          20.5 VqEC060G96
     K15C12Q  C2015 02 10.31998 09 43 43.60 +17 59 40.9          20.4 VqEC060G96
     K15C12Q  C2015 02 10.32605 09 43 42.29 +17 59 53.4          20.2 VqEC060G96
     K15C12Q  C2015 02 10.34223309 43 38.67 +18 00 26.4          19.9 RtEC060H01
     K15C12Q  C2015 02 10.35028809 43 36.93 +18 00 43.0          19.9 RtEC060H01
     K15C12Q  C2015 02 10.35598809 43 35.70 +18 00 54.7          20.3 RtEC060H01
     K15C12Q  C2015 02 10.36267209 43 34.27 +18 01 08.5          20.3 RtEC060H01
     K15C12Q KC2015 02 10.46366 09 43 12.77 +18 04 37.1          20.8 RoEC060291
     K15C12Q KC2015 02 10.46493 09 43 12.53 +18 04 39.9          21.0 RoEC060291
     K15C12Q KC2015 02 10.46620 09 43 12.25 +18 04 42.4          21.0 RoEC060291
     K15C12Q  C2015 02 11.12524509 41 01.03 +18 27 08.3          20.2 RtEC060H01
     K15C12Q  C2015 02 11.13515309 40 58.99 +18 27 28.8          20.4 RtEC060H01
     K15C12Q  C2015 02 11.13925909 40 58.13 +18 27 37.4          20.6 RtEC060H01
     K15C12Q  C2015 02 11.14679509 40 56.59 +18 27 52.8          20.0 RtEC060H01
     K15C12Q KC2015 02 12.09570 09 37 44.30 +18 59 10.8                tEC060204
     K15C12Q KC2015 02 12.10975 09 37 41.42 +18 59 37.9          20.6 RtEC060204
     K15C12Q HC2015 02 12.12345 09 37 38.63 +19 00 03.9                tEC060204
     K15C12Q  C2015 02 12.34778 09 36 56.440+19 07 31.14         21.2 wLEC060F51
     K15C12Q  C2015 02 12.36002 09 36 53.904+19 07 55.05         21.4 wLEC060F51
     K15C12Q  C2015 02 12.37222 09 36 51.368+19 08 18.95         21.1 wLEC060F51

Observer details:
204 Schiaparelli Observatory.  Observer L. Buzzi.  0.60-m f/4.64 reflector
    + CCD.
291 LPL/Spacewatch II.  Observer R. A. Mastaler.  1.8-m f/2.7 reflector + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers B. Gibson, T. Goggia, N. Primak,
    A. Schultz, M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau,
    H. Flewelling, M. Huber, E. Magnier, E. Schunova, R. Wainscoat, C. Waters,
    R. Weryk.  1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  Observers J. A. Johnson, R. G. Matheny.  Measurers
    E. J. Christensen, D. C. Fuls, A. R. Gibbs, A. D. Grauer, R. E. Hill,
    J. A. Johnson, R. A. Kowalski, S. M. Larson, R. G. Matheny, F. C. Shelly.
    1.5-m reflector + CCD.
H01 Magdalena Ridge Observatory, Socorro.  Observer W. H. Ryan.  2.4-m f/8.9
    reflector + CCD.

Orbital elements:
2015 CQ12                                                Earth MOID = 0.0663 AU
Epoch 2014 Dec. 9.0 TT = JDT 2457000.5                  MPC
M  50.59004              (2000.0)            P               Q
n   0.92667542     Peri.  223.67232     +0.99485227     +0.03284700
a   1.0419598      Node   134.17846     -0.00165350     +0.95114499
e   0.3899393      Incl.    7.68174     -0.10132240     +0.30699230
P   1.06           H   22.5           G   0.15           U   8
Residuals in seconds of arc
150210 G96  0.1+  0.2-    150210 H01  0.2-  0.3-    150211 H01  0.3+  0.2+
150210 G96  0.0   0.1-    150210 291  0.1-  0.1+    150212 204  0.0   0.2-
150210 G96  0.0   0.1-    150210 291  0.3+  0.3+    150212 204  0.1-  0.0
150210 G96  0.0   0.3-    150210 291  0.2+  0.2+    150212 204  0.0   0.2-
150210 H01  0.3-  0.1-    150211 H01  0.0   0.1+    150212 F51  0.0   0.0
150210 H01  0.3-  0.2-    150211 H01  0.1+  0.2+    150212 F51  0.0   0.0
150210 H01  0.4-  0.3-    150211 H01  0.0   0.3+    150212 F51  0.0   0.1+

Ephemeris:
2015 CQ12                a,e,i = 1.04, 0.39, 8                   q = 0.6357
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2015 01 13    11 17 54.1 -01 58 19   0.2679  1.1446   121.0    47.5    21.7
...
2015 01 28    10 31 50.4 +08 49 41   0.2670  1.2255   151.2    22.8    21.2
...
2015 02 05    10 02 37.5 +14 38 28   0.2827  1.2636   167.8     9.5    20.9
...
2015 02 11    09 41 25.0 +18 23 05   0.3036  1.2898   175.7     3.3    20.8
2015 02 12    09 38 04.3 +18 56 17   0.3079  1.2940   175.0     3.8    20.9
2015 02 13    09 34 48.0 +19 28 11   0.3123  1.2981   173.7     4.8    20.9
...
2015 02 19    09 16 57.9 +22 12 01   0.3433  1.3217   163.9    12.0    21.5
...
2015 02 27    08 58 53.4 +24 41 38   0.3946  1.3499   151.4    20.6    22.1
...
2015 03 14    08 42 36.3 +26 48 15   0.5131  1.3933   132.6    31.7    23.1

A. U. Tomatic                (C) Copyright 2015 MPC           M.P.E.C. 2015-C60

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