• MPC Preparation (Info)

    • MPEC 2012-Y08 : 2012 YK

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    M.P.E.C. 2012-Y08                                Issued 2012 Dec. 18, 21:48 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

                                    2012 YK

Observations:
     K12Y00K* C2012 12 17.15433 02 45 14.12 -00 47 38.0          19.3  cEY008704
     K12Y00K  C2012 12 17.16877 02 45 04.55 -00 46 23.7          19.6  cEY008704
     K12Y00K  C2012 12 17.18239 02 44 55.43 -00 45 12.9          19.7  cEY008704
     K12Y00K  C2012 12 17.19729 02 44 45.51 -00 43 57.7          19.4  cEY008704
     K12Y00K KC2012 12 18.24180 02 34 07.69 +00 43 18.1          19.6 RqEY008H36
     K12Y00K KC2012 12 18.24664 02 34 04.63 +00 43 41.1          19.4 RqEY008H36
     K12Y00K KC2012 12 18.25207 02 34 01.31 +00 44 08.0          19.3 RqEY008H36
     K12Y00K KC2012 12 18.25844 02 33 57.39 +00 44 39.0          19.4 RqEY008H36
     K12Y00K 3C2012 12 18.54934 02 31 08.32 +01 10 02.9          19.1 RoEY008E10
     K12Y00K 3C2012 12 18.55312 02 31 06.07 +01 10 20.3          19.5 RoEY008E10
     K12Y00K KC2012 12 18.81899 02 28 37.61 +01 29 39.6          19.1 RuEY008104
     K12Y00K KC2012 12 18.82544 02 28 33.74 +01 30 10.8          19.0 RuEY008104
     K12Y00K KC2012 12 18.84695 02 28 20.98 +01 31 52.5          19.2 RuEY008104
     K12Y00K KC2012 12 18.86847 02 28 08.34 +01 33 33.4          18.4 RqEY008C44
     K12Y00K KC2012 12 18.87522 02 28 04.35 +01 34 04.4          18.5 RqEY008C44
     K12Y00K KC2012 12 18.88070 02 28 01.17 +01 34 30.5          18.7 RqEY008C44
     K12Y00K KC2012 12 18.88709 02 27 57.37 +01 35 01.1          19.0 RqEY008C44

Observer details:
104 San Marcello Pistoiese.  Observers P. Bacci, L. Tesi, G. Fagioli.
    Measurer P. Bacci.  0.60-m f/4 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.
C44 A. Volta Observatory, Lanzo d'Intelvi.  Observer F. Tozzi.  0.40-m f/3.5
    reflector + CCD.
E10 Siding Spring-Faulkes Telescope South.  Observer F. Bullinger.  Measurer
    L. Kurtze.  2.0-m Ritchey-Chretien + CCD.
H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.56-m reflector + CCD.

Orbital elements:
2012 YK                                                  Earth MOID = 0.0336 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5                MPC
M  79.42960              (2000.0)            P               Q
n   1.48993548     Peri.  165.43559     -0.26733062     +0.94361995
a   0.7592027      Node    88.77092     -0.90247471     -0.17416430
e   0.3834188      Incl.   11.26093     -0.33774805     -0.28151054
P   0.66           H   22.7           G   0.15           U   9
Residuals in seconds of arc
121217 704  0.4+  0.1-    121218 H36  0.3-  0.0     121218 104  0.1+  0.3-
121217 704  0.8+  0.0     121218 H36  0.7-  0.2-    121218 C44  0.3-  0.7+
121217 704  0.3-  0.8+    121218 E10  0.1-  0.4+    121218 C44  0.2-  0.3-
121217 704  0.8-  0.5-    121218 E10  0.5+  0.4-    121218 C44  0.7+  0.2-
121218 H36  1.1+  0.3+    121218 104  0.2-  0.1-    121218 C44  0.4+  0.1+
121218 H36  0.3-  0.4-    121218 104  0.6-  0.4+

Ephemeris:
2012 YK                  a,e,i = 0.76, 0.38, 11                  q = 0.4681
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2012 11 18    07 50 11.4 -22 46 33   0.1392  1.0327   104.7    67.8    20.9
...
2012 12 03    05 49 51.3 -19 36 33   0.08818 1.0497   134.7    41.8    19.2
...
2012 12 11    04 00 53.5 -10 11 38   0.08000 1.0492   142.4    34.9    18.8
...
2012 12 17    02 46 51.7 -01 00 02   0.08813 1.0446   131.5    44.9    19.2
2012 12 18    02 36 34.7 +00 24 23   0.09050 1.0435   129.1    47.0    19.4
2012 12 19    02 26 55.7 +01 44 57   0.09310 1.0422   126.7    49.2    19.5
...
2012 12 25    01 41 02.8 +08 23 40   0.1123  1.0326   113.0    61.2    20.2
...
2013 01 02    01 03 12.9 +14 12 25   0.1428  1.0140    98.4    73.6    21.1
...
2013 01 17    00 25 29.5 +20 13 48   0.2006  0.9612    77.7    90.6    22.3

A. U. Tomatic                (C) Copyright 2012 MPC           M.P.E.C. 2012-Y08

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