[Iaude] MPEC L83: 2021 NK3 [a=2.15,e=0.41,i=7.4,H=21.37]

mpec at cfa.harvard.edu mpec at cfa.harvard.edu
Fri Jun 7 11:00:21 EDT 2024


M.P.E.C. 2024-L83                                  Issued 2024 June 7, 14:59 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

                                    2021 NK3                                    


                           Revision to MPEC 2021-N88                            

Additional Observations:
     K21N03K KC2024 05 06.55705116 00 01.795-09 09 59.01         23.23GVEL083F51
     K21N03K  C2024 05 07.52792015 59 12.020-08 59 20.99         23.04GVEL083F51
     K21N03K  C2024 05 07.53989015 59 11.352-08 59 12.87         22.74GVEL083F51
     K21N03K  C2024 05 07.55442115 59 10.535-08 59 02.94         22.86GVEL083F51
     K21N03K  C2024 05 07.56634815 59 09.871-08 58 56.13         21.97GVEL083F51
     K21N03K  C2024 05 09.46700815 57 27.613-08 37 56.89         22.97GVEL083F51
     K21N03K  C2024 05 09.47978315 57 26.839-08 37 48.81         22.37GVEL083F51
     K21N03K  C2024 05 31.47329115 33 03.378-04 48 10.88         21.99GVEL083F51
     K21N03K  C2024 05 31.48554915 33 02.487-04 48 04.36         22.19GVEL083F51

Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Herman, T. Lowe, P. Minguez, A.
    Schultz, I. Smith.  Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
    Gao, M. Huber, C.-C. Lin, E. Magnier, 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, reference and Delta-T
240506 F51 47.6+  4.9+    240531 F51 52.6+  3.3+    E2021-XD3   +0.05 days

Orbital elements:
2021 NK3                                                 Earth MOID = 0.2784 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Veres                   
M 298.51090              (2000.0)            P               Q                  
n   0.31277858     Peri.  142.83655     +0.86000259     +0.51008133             
a   2.1493710      Node   186.54390     -0.49352289     +0.82414160             
e   0.4063768      Incl.    7.35027     -0.12973319     +0.24618625             
P   3.15           H   21.37          G   0.15           U   0                  
Residuals in seconds of arc
210608 F51  0.1-  0.1+    210815 F51  0.0   0.0     210914 703  0.3-  0.3-
210608 F51  0.1-  0.1+    210815 F51  0.1+  0.1-    210914 703  0.4-  0.3+
210707 F51  0.0   0.0     210815 F51  0.0   0.1-    210914 703  0.1-  0.3+
210707 F51  0.1-  0.1+    210826 F52  0.1+  0.0     210923 F52  0.1-  0.0
210707 F51  0.1-  0.0     210826 F52  0.1+  0.1+    210923 F52  0.0   0.0
210707 F51  0.1-  0.1+    210826 F52  0.1-  0.0     210923 F52  0.0   0.0
210707 F51  0.0   0.0     210826 F52  0.0   0.1-    210924 G96  0.0   0.1-
210707 F51  0.1-  0.0     210827 I41  0.1-  0.1+    210924 G96  0.0   0.1-
210707 F51  0.0   0.0     210827 I41  0.2+  0.1-    210924 G96  0.1+  0.0
210707 F51  0.0   0.0     210827 I41  0.1-  0.0     210924 G96  0.1+  0.2+
210708 L01  0.2+  0.5+    210827 I41  0.3-  0.4-    210925 F51  0.1+  0.1-
210708 L01  0.4+  0.1+    210827 I41  0.1-  0.1+    210925 F51  0.1-  0.1-
210708 L01  0.0   0.7+    210829 I41  0.3-  0.1+    210925 F51  0.1-  0.1-
210708 L01  0.4+  0.4+    210829 I41  0.0   0.0     210925 F51  0.1-  0.0
210708 V06  0.1+  0.0     210829 I41  0.1+  0.1-    210929 D29  0.0   0.0
210708 V06  0.1-  0.0     210829 I41  0.1+  0.0     210929 D29  0.2-  0.7-
210708 V06  0.0   0.1-    210829 F52  0.1-  0.1+    210929 D29  0.2-  0.1+
210708 V06  0.2-  0.1-    210829 F52  0.0   0.0     210930 F52  0.0   0.1-
210708 F51  0.0   0.0     210829 F52  0.0   0.1+    210930 F52  0.0   0.1-
210708 F51  0.0   0.0     210829 F52  0.1-  0.0     210930 F52  0.0   0.0
210708 F51  0.0   0.1+    210831 T08  0.1-  0.2-    211004 F52  0.0   0.1+
210708 F51  0.0   0.1+    210831 T08  0.4+  0.1+    211004 F52  0.0   0.1+
210708 F51  0.0   0.0     210831 T08  0.6+  0.6-    211004 F52  0.0   0.0
210708 F51  0.1+  0.1+    210831 F52  0.0   0.0     211004 D29  0.1+  0.3-
210709 H21  0.2+  0.6+    210831 T08  0.5-  0.3-    211004 D29  0.4+  0.8+
210709 H21  0.1+  0.7+    210831 F52  0.0   0.0     211006 F51  0.0   0.0
210710 F51  0.1+  0.1+    210831 D29  0.2+  0.2-    211006 F51  0.0   0.1+
210710 F51  0.2-  0.0     210831 D29  0.1+  0.5-    211006 F51  0.1+  0.1+
210710 F51  0.0   0.1+    210831 D29  0.3-  0.6+    211006 F51  0.1+  0.1+
210711 F51  0.1-  0.0     210903 703  1.0+  1.2-    211011 G96  0.2+  0.1-
210801 033  0.3+  0.0     210903 703  0.1-  0.1-    211011 G96  0.0   0.0
210801 033  0.4+  0.0     210903 703  0.6-  0.4+    211011 G96  0.1-  0.2-
210802 I41  0.1+  0.2+    210903 703  0.4+  0.1+    211011 G96  0.3-  0.1-
210802 I41  0.0   0.0     210906 I41  0.0   0.1-    211027 F51  0.0   0.1+
210802 I41  0.3-  0.1-    210906 I41  0.0   0.0     211027 F51  0.1+  0.1+
210802 I41  0.1+  0.1-    210907 T08  0.4+  0.1-    211027 F51  0.1-  0.2+
210802 I41  0.1+  0.2-    210907 T08  0.4-  0.1-    211101 F51 (0.1+  0.4+)
210804 I41  0.0   0.1-    210907 T08  0.3-  0.1+    211101 F51  0.2-  0.2-
210804 I41  0.5-  0.1-    210907 T08  0.4-  0.2+    211101 F51 (0.3-  0.2+)
210804 I41  0.2+  0.0     210908 I41  0.0   0.1-    211101 F51  0.2+  0.0
210804 I41  0.1+  0.2+    210908 I41  0.1-  0.1-    211106 691  0.0   0.1-
210805 D29  0.1-  0.1-    210908 D29  0.2+  0.1-    211106 691  0.2+  0.1-
210805 D29  0.0   0.3-    210908 D29  0.1-  0.0     211106 691 (1.1-  0.5+)
210805 D29  0.1-  0.2-    210909 703  1.0-  0.3+    211108 F52  0.3+  0.2-
210808 I41  0.2-  0.1-    210909 703  0.3-  0.0     211108 F52  0.0   0.0
210808 I41  0.0   0.3-    210909 703  0.6+  0.8+    240506 F51  0.0   0.1+
210808 I41  0.2-  0.1-    210909 G96  0.0   0.1-    240507 F51  0.0   0.2-
210808 I41  0.2-  0.1-    210909 G96  0.0   0.1-    240507 F51  0.0   0.0
210810 I41  0.0   0.0     210909 G96  0.1-  0.1-    240507 F51  0.1-  0.3+
210810 I41  0.1-  0.1-    210909 G96  0.1+  0.1-    240507 F51  0.1-  0.8-
210810 I41  0.1+  0.0     210909 F51  0.0   0.0     240509 F51  0.1-  0.4+
210810 I41  0.1-  0.1+    210909 F51  0.0   0.0     240509 F51  0.3-  0.1-
210815 T08  0.1+  0.5-    210910 D29  0.3-  0.2-    240531 F51  0.2+  0.2+
210815 T08  0.3-  1.1+    210910 D29  0.1-  0.4+    240531 F51  0.3+  0.2+
210815 T08  0.0   1.2-    210910 D29  0.4-  0.3+
210815 T08  0.0   0.2+    210914 703 (1.1-  0.7-)

Ephemeris:
2021 NK3                 a,e,i = 2.15, 0.41, 7                   q = 1.2759
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 05 08    15 58 47.4 -08 54 05   0.8853  1.8753   163.6     8.7    23.1
...
2024 05 23    15 42 58.6 -06 09 58   0.8000  1.7972   165.0     8.4    22.7
...
2024 05 31    15 33 36.5 -04 52 17   0.7743  1.7555   157.8    12.6    22.8
...
2024 06 06    15 26 54.8 -04 03 46   0.7635  1.7242   151.4    16.4    22.8
2024 06 07    15 25 51.6 -03 56 42   0.7623  1.7190   150.3    17.0    22.9
2024 06 08    15 24 49.7 -03 49 56   0.7613  1.7139   149.2    17.7    22.9
...
2024 06 14    15 19 13.8 -03 16 25   0.7588  1.6829   142.6    21.5    22.9
...
2024 06 22    15 13 42.3 -02 51 28   0.7632  1.6419   134.2    26.4    23.1
...
2024 07 07    15 10 43.3 -03 05 20   0.7878  1.5671   120.0    34.2    23.2

A. U. Tomatic                (C) Copyright 2024 MPC           M.P.E.C. 2024-L83





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