[Iaude] MPEC U101: 2013 VL2 [a=2.92,e=0.61,i=14.6,H=22.25]

Thu Oct 19 10:19:55 EDT 2023

M.P.E.C. 2023-U101                             Issued 2023 October 19, 14:17 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.
			  
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            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                    2013 VL2                                    


                           Revision to MPEC 2013-V21                            

Additional Observations:
     K13V02L  C2023 10 14.41628 04 47 00.75 +04 51 06.9          21.1 GVEU101G96
     K13V02L  C2023 10 14.43170 04 47 02.04 +04 52 20.4          21.0 GVEU101G96
     K13V02L  C2023 10 14.43686 04 47 02.43 +04 52 45.0          20.9 GVEU101G96
     K13V02L  C2023 10 17.47256704 51 36.367+08 53 52.42         21.20wXEU101F52
     K13V02L  C2023 10 17.48366204 51 37.150+08 54 45.76         21.21wXEU101F52
     K13V02L  C2023 10 17.49474404 51 37.918+08 55 38.65         21.04wXEU101F52
     K13V02L  C2023 10 17.50578904 51 38.685+08 56 31.59         21.05wXEU101F52
     K13V02L  C2023 10 17.62410404 51 46.674+09 05 55.49         20.66GVEU101F51
     K13V02L  C2023 10 17.62474404 51 46.718+09 05 58.54         21.15GVEU101F51

Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, 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.
F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, 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.
G96 Mt. Lemmon Survey.  Observer D. C. Fuls.  Measurers B. Gray, D. Rankin, F.
    C. Shelly.  1.5-m reflector + 10K CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
231014 G96 5.97- 5.05-    231017 F51 6.10- 4.53-    E2023-P78   -1.04 days

Orbital elements:
2013 VL2                                                 Earth MOID = 0.1686 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 355.77583              (2000.0)            P               Q                  
n   0.19786280     Peri.  336.07638     +0.94083451     -0.29371079             
a   2.9167102      Node    42.19192     +0.33706343     +0.75974467             
e   0.6075284      Incl.   14.57498     +0.03490937     +0.58010518             
P   4.98           H   22.25          G   0.15           U   0                  
Residuals in seconds of arc
131102 G96  0.0   0.3+    131104 G96  0.3-  0.2-    131108 926  0.1-  0.2-
131102 G96  0.2-  0.3+    131104 G96  0.0   0.1+    131114 926  0.0   0.3+
131102 G96  0.0   0.1-    131106 926  0.0   0.1+    131114 926  0.0   0.2+
131102 G96  0.1-  0.1-    131106 926  0.2+  0.2-    131114 926  0.0   0.1-
131102 G96  0.0   0.4+    131106 926  0.1-  0.4+    231014 G96  0.1+  0.2-
131102 G96  0.2-  0.4+    131107 H21  0.1-  0.0     231014 G96  0.3+  0.0
131102 G96  0.2-  0.3+    131107 H21  0.3-  0.1+    231014 G96  0.3-  0.2+
131103 H21  0.1-  0.0     131107 H21  0.3-  0.1+    231017 F52  0.1-  0.1-
131103 H21  0.1+  0.0     131108 H21  0.2-  0.1+    231017 F52  0.0   0.2+
131103 H21  0.0   0.1+    131108 H21  0.0   0.1+    231017 F52  0.0   0.0
131104 G96  0.1-  0.5+    131108 H21  0.1+  0.2-    231017 F52  0.1+  0.1+
131104 G96  0.4-  0.2+    131108 926  0.2+  0.1+    231017 F51  0.1-  0.1-
131104 G96  0.4-  0.4-    131108 926  0.3+  0.7-    231017 F51  0.1-  0.1-

Ephemeris:
2013 VL2                 a,e,i = 2.92, 0.61, 15                  q = 1.1447
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 09 19    03 45 43.2 -23 09 39   0.2788  1.1607   117.6    50.1    21.7
...
2023 10 04    04 26 26.1 -08 16 38   0.2401  1.1447   121.6    48.1    21.3
...
2023 10 12    04 42 53.8 +01 41 20   0.2306  1.1487   125.9    44.8    21.1
...
2023 10 18    04 52 18.1 +09 35 51   0.2296  1.1574   129.9    41.3    21.0
2023 10 19    04 53 36.3 +10 55 11   0.2300  1.1593   130.6    40.7    21.0
2023 10 20    04 54 49.8 +12 14 15   0.2306  1.1613   131.4    40.1    21.0
...
2023 10 26    05 00 31.6 +19 56 36   0.2371  1.1762   135.9    36.0    20.9
...
2023 11 03    05 03 34.3 +29 11 52   0.2545  1.2027   141.9    30.6    21.0
...
2023 11 18    04 55 59.2 +41 44 08   0.3119  1.2704   151.0    22.2    21.3

A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-U101