[Iaude] MPEC K135: 2019 NA2 [a=1.82,e=0.64,i=33.9,H=20.83]

mpec at cfa.harvard.edu mpec at cfa.harvard.edu
Thu May 30 10:12:46 EDT 2024


M.P.E.C. 2024-K135                                 Issued 2024 May 30, 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

                                    2019 NA2                                    


                           Revision to MPEC 2019-N80                            

Additional Observations:
     K19N02A DC2024 05 20.41791 18 23 03.11 -09 29 53.4                VEK135695
     K19N02A DC2024 05 20.42214 18 23 03.04 -09 30 00.2          22.4 GVEK135695
     K19N02A DC2024 05 20.42637 18 23 02.97 -09 30 06.8          21.7 GVEK135695
     K19N02A KC2024 05 28.33956318 19 30.412-14 11 16.57         19.2 GVEK135I52
     K19N02A KC2024 05 28.40106518 19 26.905-14 14 10.20         20.1 GVEK135I52

Observer details:
695 Kitt Peak.  Observer A. F. Tubbiolo.  2.3-m f/9 reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer R. A. Kowalski.
    Measurers D. Rankin, D. Parrott.  1.00-m f/2.0 prime focus + CCD + CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
240520 695 20.6-  9.2-    240528 I52 27.8- 12.4-    E2024-EH9   -0.00 days

Orbital elements:
2019 NA2                                            PHA, Earth MOID = 0.0382 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Veres                   
M 302.71822              (2000.0)            P               Q                  
n   0.40097936     Peri.  284.90062     +0.83698701     -0.02231506             
a   1.8213275      Node    78.83349     +0.30312486     +0.85077503             
e   0.6363794      Incl.   33.87055     -0.45559639     +0.52505607             
P   2.46           H   20.83          G   0.15           U   1                  
Residuals in seconds of arc
190529 F52  0.1-  0.3-    190622 F52  0.4-  0.1+    190704 568  0.0   0.0
190529 F52  0.1+  0.1-    190622 F52  0.5-  0.2-    190705 291  0.1-  0.1+
190529 F52  0.2+  0.2-    190622 F52  0.1+  0.2-    190705 291  0.0   0.0
190529 F52  0.2+  0.5+    190703 F51  0.1+  0.2-    191105 F51  0.0   0.0
190530 F52  0.0   0.2-    190703 F51  0.2+  0.1+    191105 F51  0.3-  0.1-
190530 F52  0.1-  0.2+    190703 F51  0.1+  0.0     191105 F51  0.3+  0.0
190530 F52  0.0   0.1+    190703 F51  0.1+  0.1+    240520 695  0.0   0.2+
190608 F52  0.1-  0.1-    190704 807  0.1+  0.9-    240520 695  0.1-  0.1+
190608 F52  0.1+  0.1+    190704 807  0.1+  0.2-    240520 695  0.1-  0.2+
190608 F52  0.0   0.1+    190704 807  0.1-  0.1-    240528 I52  0.5+  0.1-
190608 F52  0.3+  0.1-    190704 568  0.0   0.0     240528 I52  0.3-  0.0
190608 F52  0.4+  0.1+    190704 568  0.0   0.0

Ephemeris:
2019 NA2                 a,e,i = 1.82, 0.64, 34                  q = 0.6623
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 04 30    18 17 25.6 -04 39 56   0.8630  1.6459   123.1    30.8    22.9
...
2024 05 15    18 23 08.8 -07 30 41   0.6082  1.5086   136.0    27.7    21.9
...
2024 05 23    18 22 25.5 -10 44 20   0.4821  1.4320   144.4    24.3    21.2
...
2024 05 29    18 18 56.9 -14 42 45   0.3934  1.3731   151.9    20.3    20.5
2024 05 30    18 18 00.7 -15 34 03   0.3793  1.3632   153.3    19.5    20.4
2024 05 31    18 16 56.8 -16 29 29   0.3653  1.3532   154.7    18.7    20.3
...
2024 06 06    18 06 52.5 -23 54 16   0.2868  1.2927   163.9    12.6    19.4
...
2024 06 14    17 32 31.2 -41 36 29   0.2035  1.2105   161.6    15.3    18.6
...
2024 06 29    09 47 51.9 -64 57 49   0.1913  1.0534    95.8    73.8    19.9

A. U. Tomatic                (C) Copyright 2024 MPC           M.P.E.C. 2024-K135





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