• Processing (Info)

    • MPEC 2012-Y12 : 2012 YO1

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    M.P.E.C. 2012-Y12                                Issued 2012 Dec. 20, 15:35 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 YO1

Observations:
     K12Y01O* C2012 12 18.06373 01 13 47.01 -08 50 07.9          18.5  cEY012704
     K12Y01O  C2012 12 18.07710 01 13 53.91 -08 46 25.9          18.8  cEY012704
     K12Y01O  C2012 12 18.09040 01 14 00.74 -08 42 46.0          19.1  cEY012704
     K12Y01O  C2012 12 18.10356 01 14 07.45 -08 39 07.4          19.1  cEY012704
     K12Y01O  C2012 12 18.11665 01 14 14.20 -08 35 30.1          18.9  cEY012704
     K12Y01O KC2012 12 19.81960 01 29 29.97 -00 43 18.2          17.8 RqEY012470
     K12Y01O KC2012 12 19.82015 01 29 30.30 -00 43 08.2          18.1 RqEY012470
     K12Y01O KC2012 12 19.82307 01 29 31.71 -00 42 19.1          18.3 RqEY012470
     K12Y01O KC2012 12 19.86002 01 29 50.94 -00 32 13.4          18.1 RqEY012C44
     K12Y01O KC2012 12 19.86148 01 29 51.66 -00 31 48.8          17.8 RqEY012C44
     K12Y01O KC2012 12 19.86267 01 29 52.28 -00 31 29.6          18.1 RqEY012C44
     K12Y01O KC2012 12 19.86510 01 29 53.51 -00 30 49.1          17.9 RqEY012C44
     K12Y01O KC2012 12 19.86818 01 29 55.09 -00 29 58.3          17.9 RqEY012C44
     K12Y01O KC2012 12 19.90840 01 30 15.70 -00 18 52.7                tEY012204
     K12Y01O KC2012 12 19.91224 01 30 17.69 -00 17 49.7                tEY012204
     K12Y01O KC2012 12 19.91606 01 30 19.65 -00 16 46.1          18.0 RtEY012204
     K12Y01O KC2012 12 19.91988 01 30 21.60 -00 15 42.7                tEY012204
     K12Y01O KC2012 12 19.92365 01 30 23.57 -00 14 40.9                tEY012204
     K12Y01O KC2012 12 20.16009 01 32 30.94 +00 50 36.6          19.2 RqEY012448
     K12Y01O KC2012 12 20.16378 01 32 32.80 +00 51 37.4          18.7 RqEY012448
     K12Y01O KC2012 12 20.16758 01 32 34.67 +00 52 39.5          19.4 RqEY012448
     K12Y01O KC2012 12 20.17191 01 32 36.93 +00 53 51.3          18.2 RqEY012448
     K12Y01O KC2012 12 20.17560 01 32 38.75 +00 54 52.1          19.0 RqEY012448

Observer details:
204 Schiaparelli Observatory.  Observer L. Buzzi.  0.38-m f/6.8 reflector
    + CCD.
448 Desert Moon Observatory.  Observer B. L. Stevens.  0.3-m
    Schmidt-Cassegrain + CCD.
470 Ceccano.  Observers G. Masi, F. Nocentini.  Measurers G. Masi, U. Masi.
    0.43-m f/6.8 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.

Orbital elements:
2012 YO1                                            PHA, Earth MOID = 0.0422 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5                MPC
M 341.60591              (2000.0)            P               Q
n   0.40561866     Peri.  312.48467     +0.74981996     -0.59090350
a   1.8074131      Node    85.94830     +0.66002013     +0.63653256
e   0.4856637      Incl.   17.36204     +0.04629754     +0.49564034
P   2.43           H   21.3           G   0.15           U   9
Residuals in seconds of arc
121218 704  0.7-  0.4-    121219 C44  0.2+  0.1-    121219 204  0.2-  0.1+
121218 704  0.0   0.2+    121219 C44  0.2-  0.3+    121219 204  0.2+  0.4-
121218 704  0.3+  0.3-    121219 C44  0.0   0.2-    121220 448  0.1-  0.1+
121218 704  0.1-  0.2+    121219 C44  0.2-  0.1+    121220 448  0.0   0.1+
121218 704  0.7+  0.4+    121219 C44  0.0   0.1-    121220 448  0.6-  0.3-
121219 470  0.0   0.5-    121219 204  0.1-  0.0     121220 448  0.7+  0.2+
121219 470  0.7+  0.4+    121219 204  0.2+  0.6-    121220 448  0.2+  0.3+
121219 470  0.3-  1.1+    121219 204  0.1+  0.1-

Ephemeris:
2012 YO1                 a,e,i = 1.81, 0.49, 17                  q = 0.9296
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2012 11 20    21 20 11.0 -61 31 45   0.2609  0.9323    70.1    94.6    21.6
...
2012 12 05    23 15 18.6 -49 41 44   0.1550  0.9640    77.6    93.4    20.5
...
2012 12 13    00 27 21.4 -29 54 28   0.1116  0.9940    91.7    81.9    19.4
...
2012 12 19    01 22 11.4 -04 29 42   0.09979 1.0215   109.5    65.2    18.6
2012 12 20    01 31 06.8 +00 07 11   0.1004  1.0265   112.5    62.3    18.6
2012 12 21    01 39 55.9 +04 39 03   0.1018  1.0315   115.4    59.5    18.5
...
2012 12 27    02 29 58.3 +27 09 55   0.1244  1.0637   127.5    47.2    18.7
...
2013 01 04    03 27 08.4 +43 08 03   0.1786  1.1108   132.0    41.1    19.4
...
2013 01 19    04 46 38.6 +52 29 28   0.3105  1.2085   130.4    38.3    20.7

A. U. Tomatic                (C) Copyright 2012 MPC           M.P.E.C. 2012-Y12

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