[Iaude] MPEC V247: 2021 VZ6 [a=0.76,e=0.37,i=10.7,H=25.15]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Tue Nov 14 09:23:57 EST 2023


M.P.E.C. 2023-V247                            Issued 2023 November 14, 14:22 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 VZ6                                    


                           Revision to MPEC 2021-V231                           

Additional Observations:
     K21V06Z  C2023 11 12.34331 05 49 24.88 +12 26 32.5          20.3 GVEV247I52
     K21V06Z  C2023 11 12.34390 05 49 24.31 +12 26 34.9          20.7 GVEV247I52
     K21V06Z mC2023 11 13.35623105 36 04.561+14 11 29.94         20.21GVEV247I52
     K21V06Z mC2023 11 13.35671305 36 04.108+14 11 33.72         20.28GVEV247I52
     K21V06Z mC2023 11 13.35719505 36 03.712+14 11 36.82         21.19GVEV247I52

Observer details:
I52 Steward Observatory, Mt. Lemmon Station.  Observer J. K. Hogan.  Measurers
    B. Gray, D. Rankin, F. C. Shelly, E. C. Beshore, D. Fay, J. B. Fazekas, D.
    C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, J. K. Hogan, R. A.
    Kowalski, S. M. Larson, G. J. Leonard, R. L. Seaman, K. W. Wierzchos.
    1.0-m f/2.0 prime focus + CCD, 1.0-m prime focus + CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
231112 I52 2.63- 1.06-    231113 I52 2.89- 1.07-    MPO666709   -0.25 days

Orbital elements:
2021 VZ6                                                 Earth MOID = 0.0531 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M  83.67398              (2000.0)            P               Q                  
n   1.48211546     Peri.  179.70898     -0.57501254     +0.80369381             
a   0.7618709      Node    55.18539     -0.75100923     -0.44427203             
e   0.3687136      Incl.   10.74673     -0.32457004     -0.39585177             
P   0.67           H   25.15          G   0.15           U   1                  
Residuals in seconds of arc
211106 F52  0.3-  0.1+    211110 G96  0.1-  0.2-    211112 I52  0.0   0.2+
211106 F52  0.2+  0.1-    211110 G96  0.2+  0.2-    211112 I52  0.0   0.1+
211109 F52  0.1+  0.1-    211110 G96  0.1+  0.2-    211114 G96  0.5-  0.3+
211109 F52  0.2-  0.1+    211110 G96  0.4+  0.1-    211114 G96  0.5+  0.4-
211109 F52  0.2+  0.1-    211110 F51  0.2-  0.0     211114 G96  0.3-  0.5+
211109 F51  0.0   0.0     211110 F51  0.1+  0.0     211114 807  0.4+  0.5-
211109 F51  0.0   0.0     211110 F51  0.2-  0.1+    211114 807  0.2+  0.5-
211109 033  0.0   0.2-    211110 F51  0.0   0.2+    211114 807  0.7+  0.1-
211109 033  0.1-  0.1+    211110 F51  0.0   0.1+    211115 I52  0.0   0.3+
211109 033  0.1-  0.0     211111 F51  0.1-  0.1+    211115 I52  0.1-  0.4+
211110 H21  0.0   0.6+    211111 F51  0.0   0.1+    211115 I52  0.1-  0.0
211110 H21  0.2-  0.5+    211111 F51 (0.3-  0.2+)   211115 I52  0.1-  0.2+
211110 H21  0.0   0.1+    211112 807  0.1-  0.3-    231112 I52 (1.3+  1.0+)
211110 H21  0.3+  0.1+    211112 807  0.3-  0.1-    231112 I52  0.2-  0.2-
211110 807  0.2+  0.0     211112 807  0.5-  0.2-    231113 I52  0.2+  0.4-
211110 807  0.1-  0.1+    211112 I52  0.1+  0.1-    231113 I52  0.2-  0.2+
211110 807  0.2+  0.1+    211112 I52  0.1+  0.3-    231113 I52  0.2+  0.2+

Ephemeris:
2021 VZ6                 a,e,i = 0.76, 0.37, 11                  q = 0.4810
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 10 15    07 47 18.0 -06 00 51   0.1762  0.9881    81.9    88.0    24.4
...
2023 10 30    07 18 06.1 -00 55 08   0.1159  1.0265   103.5    70.2    23.0
...
2023 11 07    06 39 49.2 +05 11 42   0.08382 1.0378   121.7    54.3    21.8
...
2023 11 13    05 40 54.0 +13 34 30   0.06398 1.0420   143.6    34.4    20.7
2023 11 14    05 26 49.6 +15 22 05   0.06146 1.0423   148.2    30.0    20.5
2023 11 15    05 11 15.9 +17 14 38   0.05926 1.0426   153.1    25.4    20.3
...
2023 11 21    03 10 17.0 +27 39 07   0.05484 1.0419   169.1    10.4    19.6
...
2023 11 29    00 42 01.1 +30 19 17   0.07215 1.0355   131.2    45.8    21.3
...
2023 12 14    23 02 08.0 +26 03 05   0.1309  1.0060    95.7    76.9    23.4

A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-V247




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