[Iaude] MPEC X09: 2021 VG19 [a=2.05,e=0.58,i=14.8,H=21.24]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Sat Dec 2 09:18:14 EST 2023


M.P.E.C. 2023-X09                              Issued 2023 December 2, 14:16 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 VG19                                    


                           Revision to MPEC 2021-V326                           

Additional Observations:
     K21V19G &C2015 05 20.22310715 48 57.97 -25 37 12.2                WEX009W84
     K21V19G &C2015 05 20.22634715 48 57.61 -25 37 12.3                WEX009W84
     K21V19G &C2015 05 20.22958815 48 57.26 -25 37 12.9                WEX009W84
     K21V19G &C2015 05 20.23283615 48 56.88 -25 37 13.4                WEX009W84
     K21V19G &C2015 05 20.23605615 48 56.51 -25 37 13.9                WEX009W84
     K21V19G 5C2015 05 24.21987 15 41 35.69 -25 45 21.8          23.4 VLEX009W84
     K21V19G 5C2015 05 24.22312 15 41 35.33 -25 45 22.1                LEX009W84
     K21V19G 5C2015 05 24.22633 15 41 34.94 -25 45 22.6                LEX009W84
     K21V19G &C2018 07 29.11945714 45 04.29 -33 58 15.9                WEX009W84
     K21V19G &C2018 07 30.09502314 45 02.95 -34 00 23.0                WEX009W84
     K21V19G &C2018 07 30.09830014 45 02.95 -34 00 23.5                WEX009W84

Observer details:
W84 Cerro Tololo-DECam.  Observers D. Herrera, D. James, A. Zenteno, D.
    Hernandez.  Measurers S. Deen, F. Valdes.  4.0-m reflector + CCD, 4.0-m
    CTIO reflector.

First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
150520 W84 99.9- 53.6-    180730 W84 15.9- 51.8-    MPO733852   +0.04 days

Orbital elements:
2021 VG19                                           PHA, Earth MOID = 0.0464 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 235.92872              (2000.0)            P               Q                  
n   0.33593211     Peri.  323.35417     +0.96461137     -0.18233196             
a   2.0494392      Node    48.30857     +0.25807703     +0.80093712             
e   0.5821473      Incl.   14.77794     -0.05404768     +0.57031113             
P   2.93           H   21.24          G   0.15           U   1                  
Residuals in seconds of arc
150520 W84  0.0   0.1-    211114 I52  0.5+  0.1-    211204 I52  0.3+  0.3-
150520 W84  0.0   0.3+    211114 I52  0.1+  0.2+    211212 I52  0.6-  0.4+
150520 W84  0.2+  0.1+    211115 I52  0.0   0.1-    211212 I52  0.2-  0.1-
150520 W84  0.1-  0.0     211115 I52  0.0   0.1-    211212 I52  0.6-  0.8-
150520 W84  0.2-  0.0     211115 I52  0.1+  0.3-    211212 I52  0.0   0.1+
150524 W84  0.0   0.1-    211115 I52  0.0   0.0     211213 G96  0.3-  0.0
150524 W84  0.2+  0.0     211116 I52  0.0   0.1+    211213 G96  0.2+  0.3+
150524 W84  0.1-  0.2-    211116 I52  0.2-  0.2-    211213 G96  0.1+  0.3+
180729 W84  0.0   0.1+    211116 I52  0.4-  0.0     211213 G96  0.2-  0.5-
180730 W84  0.1-  0.4+    211116 I52  0.1+  0.4-    220104 I52  0.3+  0.2-
180730 W84  0.0   0.2+    211118 G96  0.1-  0.0     220104 I52  0.0   0.5-
211113 703  0.0   0.6+    211118 G96  0.2+  0.1-    220104 I52 (1.4+  0.0 )
211113 703  0.7+  0.1+    211118 G96  0.2+  0.2-    220104 I52 (1.3+  0.3-)
211113 703  0.4+  0.5+    211118 G96  0.1-  0.0     220107 I52  0.1+  0.1+
211113 703 (2.6+  0.3+)   211128 I52  0.4-  0.2-    220107 I52  0.1-  0.5+
211113 I52  0.1-  0.1+    211128 I52  0.2-  0.0     220107 I52  0.4-  0.0
211113 I52  0.3+  0.3-    211128 I52  0.3+  0.1+    220107 I52  0.1-  0.2-
211113 I52  0.0   0.4-    211128 I52  0.1+  0.3-    220109 V06  0.4+  0.2-
211113 I52  0.2+  0.0     211204 I52  0.7+  0.0     220109 V06  0.4+  0.2-
211114 I52  0.5-  0.0     211204 I52  0.2+  0.1+    220109 V06  0.1-  0.1+
211114 I52  0.1-  0.1+    211204 I52  0.4+  0.4-

Ephemeris:
2021 VG19                a,e,i = 2.05, 0.58, 15                  q = 0.8564
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 11 02    14 25 32.2 -12 15 28   3.8400  2.8485     2.2     0.8    26.6
...
2023 11 17    14 46 26.9 -14 20 03   3.7564  2.7903    10.6     3.7    26.7
...
2023 11 25    14 57 58.2 -15 24 26   3.6953  2.7575    15.6     5.5    26.7
...
2023 12 01    15 06 46.1 -16 11 37   3.6422  2.7320    19.4     6.9    26.7
2023 12 02    15 08 14.8 -16 19 23   3.6328  2.7277    20.1     7.1    26.7
2023 12 03    15 09 43.8 -16 27 07   3.6232  2.7234    20.7     7.4    26.7
...
2023 12 09    15 18 42.0 -17 12 56   3.5621  2.6970    24.5     8.7    26.7
...
2023 12 17    15 30 50.9 -18 12 16   3.4717  2.6606    29.6    10.5    26.7
...
2024 01 01    15 54 07.5 -19 57 44   3.2766  2.5888    39.1    13.9    26.7

A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-X09




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