[Iaude] MPEC O82: 2012 GK [a=1.80,e=0.47,i=3.4,H=22.41]

mpec at cfa.harvard.edu mpec at cfa.harvard.edu
Mon Jul 29 10:13:01 EDT 2024


M.P.E.C. 2024-O82                                 Issued 2024 July 29, 14:11 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets, routine data on comets and natural satellites,
         and occasional editorial announcements.  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 at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                    2012 GK                                     


                           Revision to MPEC 2012-G21                            

Additional Observations:
     K12G00K 7C2024 07 24.86981913 30 16.202-09 15 49.25               VEO082Z84
     K12G00K 7C2024 07 24.87555113 30 18.960-09 16 15.29               VEO082Z84
     K12G00K 7C2024 07 24.88129513 30 21.743-09 16 41.05         21.4 GVEO082Z84
     K12G00K 7C2024 07 25.87125613 38 44.210-10 33 03.29               VEO082Z84
     K12G00K 7C2024 07 27.86777613 56 53.558-13 13 34.92         21.1 GVEO082Z84
     K12G00K 7C2024 07 27.87847913 56 59.531-13 14 27.91               VEO082Z84

Observer details:
Z84 Calar Alto-Schmidt.  Observers F. Ocana, R. Kresken, M. Micheli, L.
    Conversi.  Measurers F. Ocana, M. Micheli.  0.8-m f/3 Schmidt + CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
240724 Z84 0.10- 0.08-    240727 Z84 0.16- 0.11-    E2024-AA8   -0.08 days

Orbital elements:
2012 GK                                                  Earth MOID = 0.0022 AU
Epoch 2024 Oct. 17.0 TT = JDT 2460600.5                 Veres                   
M  45.17946              (2000.0)            P               Q                  
n   0.40835516     Peri.  146.74630     -0.16415461     +0.98497795             
a   1.7993294      Node   113.75556     -0.91732731     -0.13245322             
e   0.4689244      Incl.    3.35653     -0.36271735     -0.11079073             
P   2.41           H   22.41          G   0.15           U   0                  
Residuals in seconds of arc
120402 F51  0.1+  0.1-    120412 204  0.0   0.1-    120502 291  0.1+  0.2-
120402 F51  0.0   0.1-    120412 204  0.1+  0.6+    120502 291  0.5-  0.1-
120402 F51  0.1-  0.1-    120412 204  0.2+  0.2+    120502 291  0.1+  0.2-
120402 F51  0.1-  0.2-    120412 H21  0.1+  0.0     120502 204  0.0   0.2+
120403 291  0.1-  0.3+    120412 H21  0.2+  0.2+    120502 204  0.0   0.1+
120403 291  0.1-  0.0     120412 H21  0.1+  0.1+    120502 204  0.2-  0.0
120403 291  0.1+  0.3-    120416 704  0.9+  0.2+    120503 H21  0.1-  0.1-
120403 G51  0.1-  0.4+    120416 704  1.2+  0.4-    120503 H21  0.2-  0.1-
120403 G51  0.5-  0.2+    120416 704  0.1-  1.0+    120503 H21  0.4-  0.2-
120403 568  0.1+  0.0     120416 704  0.0   0.0     120503 H21  0.1-  0.2-
120403 568  0.1+  0.0     120417 448  0.2+  0.2-    120503 H21  0.3-  0.1-
120403 568  0.0   0.0     120417 703  1.3-  0.1-    120507 204  0.0   0.2+
120404 568  0.1+  0.0     120417 703  0.9-  0.9+    120507 204  0.0   0.1-
120404 568  0.0   0.0     120417 703  0.9-  0.1+    120507 204  0.1+  0.1+
120404 F65  0.3-  0.3+    120417 448  0.1+  0.2+    120510 H21  0.3+  0.1+
120404 F65  0.4-  0.4+    120417 703  0.5-  0.0     120510 H21  0.5-  0.3+
120404 F65 (0.5-  0.6+)   120417 448  0.2+  0.0     120510 H21 (0.8-  0.3+)
120407 H21  0.2-  0.1-    120417 291  0.1-  0.1-    120510 H36 (1.0+  3.8-)
120407 H21  0.3+  0.3+    120417 291  0.1-  0.1+    120510 H36 (0.6+  5.2-)
120407 H21  0.4+  0.3+    120417 291  0.0   0.2-    120510 H36 (0.9+  3.9-)
120408 807  0.1+  0.1+    120418 291  0.1-  0.2+    120813 291  0.0   0.2-
120408 807  0.0   0.3+    120418 291  0.0   0.0     120813 291  0.1+  0.1-
120408 807  0.3+  0.0     120418 291  0.0   0.0     120813 291  0.1+  0.0
120409 H21  0.1+  0.3+    120420 291  0.1+  0.0     120826 H21 (0.3+  1.1+)
120409 H21  0.2-  0.1-    120420 291  0.0   0.0     120826 H21  0.4+  0.3+
120409 H21  0.2+  0.1-    120420 291  0.0   0.1-    120826 H21  0.1+  0.1-
120410 291  0.0   0.1-    120425 H21  0.2+  0.1+    121010 568  0.0   0.1+
120410 291  0.1-  0.3+    120425 H21  0.2+  0.0     121010 568  0.0   0.1+
120410 291  0.1-  0.0     120425 H21  0.2-  0.1+    121017 568  0.1-  0.1+
120410 H21  0.2+  0.4+    120428 G56  0.1+  0.6-    121017 568  0.1-  0.1+
120410 H21  0.0   0.2-    120428 G56  0.6-  1.5+    121017 568  0.1-  0.1+
120410 H21  0.3+  0.2+    120428 G56  1.0+  0.6-    240724 Z84  0.3+  0.0
120411 H36  0.6-  0.3+    120428 G56  0.6+  0.7-    240724 Z84  0.1+  0.1-
120411 H36  0.4+  0.4+    120501 291  0.3+  0.2-    240724 Z84  0.2+  0.1+
120411 H36 (1.9+  1.3-)   120501 291 (0.4-  0.6+)   240725 Z84  0.2-  0.6+
120411 H21  0.2+  0.3+    120501 291  0.1-  0.5-    240727 Z84 (1.4-  0.3+)
120411 H21  0.2+  0.3+    120502 H21  0.2+  0.3-    240727 Z84 (1.5-  0.4-)
120411 H21  0.1+  0.3+    120502 H21  0.1+  0.1+
120411 H21  0.1+  0.4+    120502 H21  0.0   0.0

Ephemeris:
2012 GK                  a,e,i = 1.80, 0.47, 3                   q = 0.9556
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 06 29    11 21 24.6 +10 44 57   0.2837  0.9555    69.6    94.2    22.9
...
2024 07 14    12 20 14.3 +01 52 59   0.2036  0.9738    72.2    96.3    22.3
...
2024 07 22    13 08 12.6 -05 48 09   0.1672  0.9965    78.6    91.9    21.8
...
2024 07 28    13 58 11.4 -13 23 42   0.1472  1.0186    87.1    84.6    21.3
2024 07 29    14 08 00.5 -14 46 50   0.1448  1.0227    88.8    83.0    21.2
2024 07 30    14 18 16.8 -16 11 00   0.1427  1.0269    90.7    81.3    21.1
...
2024 08 05    15 28 49.3 -24 20 19   0.1373  1.0541   103.1    69.6    20.7
...
2024 08 13    17 13 32.7 -31 18 11   0.1516  1.0953   119.2    53.8    20.5
...
2024 08 28    19 34 09.9 -31 19 09   0.2306  1.1835   134.6    37.4    21.1

A. U. Tomatic                (C) Copyright 2024 MPC           M.P.E.C. 2024-O82





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