[Iaude] MPEC E20: 2013 KR1 [a=2.34,e=0.53,i=4.7,H=21.16]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Tue Mar 1 09:11:29 EST 2022


M.P.E.C. 2022-E20                                 Issued 2022 March 1, 14:10 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 at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                    2013 KR1                                    


                           Revision to MPEC 2013-K20                            

Additional Observations:
     K13K01R OC2006 10 26.43491603 29 07.40 +16 24 30.1                VEE020568
     K13K01R OC2006 10 26.48917603 29 02.07 +16 24 24.6                VEE020568
     K13K01R OC2006 10 26.49149903 29 01.79 +16 24 24.2                VEE020568
     K13K01R OC2006 10 26.49405603 29 01.58 +16 24 24.0                VEE020568
     K13K01R  C2020 04 21.31860012 37 23.631+02 04 12.26         23.55GVEE020F51
     K13K01R  C2020 04 21.33070012 37 22.603+02 04 16.08         23.05GVEE020F51
     K13K01R  C2020 04 21.34289912 37 21.566+02 04 20.31         22.20GVEE020F51
     K13K01R  C2020 04 21.35505612 37 20.534+02 04 24.10         23.15GVEE020F51

Observer details:
568 Mauna Kea.  Observer .  Measurer S. Deen.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, A.
    Schultz, I. Smith.  Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R.
    Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
061026 568 0.03+ 0.01+    200421 F51 0.02+ 0.01+    MPO273982   -0.05 days

Orbital elements:
2013 KR1                                                 Earth MOID = 0.1216 AU
Epoch 2022 Jan. 21.0 TT = JDT 2459600.5                 Veres                   
M 134.00615              (2000.0)            P               Q                  
n   0.27559872     Peri.  247.14598     +0.55089159     +0.83176365             
a   2.3385747      Node    56.46061     -0.73244380     +0.52117027             
e   0.5265408      Incl.    4.71175     -0.40005566     +0.19118257             
P   3.58           H   21.16          G   0.15           U   0                  
Residuals in seconds of arc
061026 568 (0.2+  0.2-)   130624 807  0.1-  0.1+    130727 Y00  0.9+  0.0
061026 568 (0.7+  0.1+)   130624 807  0.1-  0.2+    130727 Y00  0.1-  1.1-
061026 568  0.0   0.0     130624 807  0.0   0.0     130727 Y00  0.0   0.1-
061026 568 (0.6+  0.1+)   130624 807  0.0   0.1+    130730 Y00  0.3+  0.3+
130516 G96  0.2-  0.1+    130624 807  0.1-  0.1+    130730 Y00  0.3+  0.4+
130516 G96  0.3+  0.2+    130626 807  0.2+  0.0     130730 Y00  0.7+  0.0
130516 G96  0.1-  0.3+    130626 807  0.3+  0.0     130802 Y00  0.5-  0.4-
130516 G96  0.0   0.1+    130626 807  0.2+  0.2-    130802 Y00  0.2+  0.4-
130518 G96  0.5+  0.1-    130626 807  0.3-  0.2-    130802 Y00  0.3+  0.2+
130518 G96  0.4-  0.0     130626 807  0.0   0.0     130805 807  0.0   0.4-
130518 G96  0.4-  0.4+    130703 D90  1.1+  1.2+    130805 807  0.2-  0.0
130519 807  0.1-  0.0     130703 D90  1.0+  1.0-    130805 807  0.3-  0.3-
130519 807  0.0   0.1+    130703 807  0.4-  0.4+    130812 Y00  0.4-  0.8+
130519 807  0.0   0.0     130703 807  0.1-  0.0     130812 Y00  0.1+  0.5+
130519 807  0.3-  0.0     130703 807  0.1-  0.0     130812 Y00  0.1+  0.1-
130519 807  0.1-  0.0     130703 807  0.1-  0.1+    130819 I36  0.3+  0.5+
130519 H21  0.1+  0.1-    130703 807  0.1-  0.1+    130819 I36  0.3+  0.1-
130519 H21  0.1+  0.1+    130712 Y00  0.1+  0.7-    130819 I36  0.4-  0.8-
130519 H21  0.1+  0.0     130712 Y00  0.3+  0.6+    130822 Y00  0.5-  0.2-
130519 E12  0.1-  0.4+    130712 Y00  0.1+  1.4-    130822 Y00  0.0   0.5-
130519 E12  0.0   0.2-    130712 807  0.2-  0.1+    130822 Y00  0.6+  0.4+
130519 K91  0.2-  0.4-    130712 807  0.0   0.0     130824 Y00  0.8-  0.8+
130519 K91  0.2+  0.1-    130712 807  0.0   0.1+    130824 Y00  0.8+  0.2+
130519 K91  0.3-  0.1-    130712 807  0.1-  0.1+    130824 Y00  0.2+  0.1+
130521 807  0.1-  0.1+    130719 D90  0.0   0.1+    130830 Y00  0.1-  0.3+
130521 807  0.1+  0.0     130719 D90  0.3+  0.1-    130830 Y00  0.1+  0.6+
130521 807  0.1+  0.3-    130719 D90  0.1-  0.0     130830 Y00  0.2+  0.1+
130522 807  0.2+  0.3+    130721 807  0.2-  0.0     130914 703  0.5-  0.3+
130522 807  0.0   0.1-    130721 807  0.1-  0.1-    130914 703  0.3+  0.8+
130522 807  0.2-  0.1-    130721 807  0.1-  0.1-    130914 703  0.3-  0.9+
130522 807  0.1-  0.1+    130722 Y00  0.3-  0.5-    130914 703  1.0-  0.3-
130522 807  0.0   0.3+    130722 Y00  0.1+  0.2+    130914 F51  0.2+  0.0
130602 807  0.3+  0.2-    130722 Y00  1.2+  0.7+    130914 F51  0.2+  0.0
130602 807  0.3+  0.0     130723 807  0.0   0.5-    131006 807  0.3+  0.0
130607 474  0.0   0.1+    130723 807  0.2+  0.1+    131006 807  0.1+  0.1-
130607 474  0.0   0.0     130723 807  0.2+  0.2+    131006 807  0.1+  0.0
130607 474  0.1-  0.1+    130723 807  0.1-  0.0     131006 807  0.1-  0.1+
130614 807  0.2+  0.1+    130723 807  0.1+  0.1-    131006 807  0.0   0.1+
130614 807  0.2+  0.1+    130726 E12  0.1+  0.0     200421 F51  0.0   0.0
130614 807  0.2-  0.1+    130726 E12  0.1-  0.0     200421 F51  0.0   0.1-
130614 807  0.1-  0.2-    130726 E12  0.0   0.2+    200421 F51  0.0   0.1+
130614 807  0.2+  0.1-    130726 E12  0.1+  0.0     200421 F51  0.0   0.1-

Ephemeris:
2013 KR1                 a,e,i = 2.34, 0.53, 5                   q = 1.1072
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2022 01 30    06 38 40.8 +28 04 09   2.5378  3.4163   148.5     8.7    26.4
...
2022 02 14    06 28 41.9 +28 01 26   2.7126  3.4443   131.2    12.5    26.8
...
2022 02 22    06 25 42.9 +27 56 17   2.8239  3.4580   122.5    14.0    26.9
...
2022 02 28    06 24 33.0 +27 51 23   2.9135  3.4678   116.3    14.8    27.0
2022 03 01    06 24 26.6 +27 50 30   2.9289  3.4694   115.3    15.0    27.0
2022 03 02    06 24 21.7 +27 49 37   2.9444  3.4710   114.2    15.1    27.0
...
2022 03 08    06 24 22.4 +27 43 57   3.0391  3.4802   108.3    15.7    27.1
...
2022 03 16    06 25 39.9 +27 35 46   3.1692  3.4917   100.6    16.3    27.3
...
2022 03 31    06 31 32.6 +27 18 53   3.4175  3.5112    87.1    16.5    27.4

A. U. Tomatic                (C) Copyright 2022 MPC           M.P.E.C. 2022-E20




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