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  • MPEC 2023-K15 : 2010 VE21

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    M.P.E.C. 2023-K15                                  Issued 2023 May 16, 14:44 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@CFA.HARVARD.EDU
                URL https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                    2010 VE21                                
    
    
    Additional Observations:
         K10V21E 5C2007 08 11.37129922 10 29.78 +28 08 50.6          21.3 rWEK015T14
         K10V21E 5C2007 09 07.30041222 01 21.20 +27 21 09.4          21.2 rWEK015T14
         K10V21E 5C2007 09 07.34191922 01 20.37 +27 21 02.1          21.1 rWEK015T14
         K10V21E  C2009 01 18.11074723 37 01.25 +22 07 04.6          21.7 rWEK015645
         K10V21E  C2009 01 18.11157623 37 01.27 +22 07 04.3          21.7 iWEK015645
         K10V21E  C2009 01 18.11406423 37 01.36 +22 07 04.4                WEK015645
         K10V21E &C2015 03 04.11188905 50 56.23 -02 22 52.6                WEK015W84
         K10V21E &C2015 03 04.11360105 50 56.22 -02 22 52.3                WEK015W84
         K10V21E &C2015 03 04.11530905 50 56.23 -02 22 52.2                WEK015W84
         K10V21E &C2015 03 04.11701605 50 56.22 -02 22 52.0                WEK015W84
         K10V21E &C2019 02 16.06461208 28 49.25 -19 37 17.7                WEK015W84
         K10V21E &C2021 02 05.07645309 43 49.56 -24 55 35.6                WEK015W84
    
    Observer details:
    645 Apache Point-Sloan Digital Sky Survey.  Observer .  Measurer S. Deen.
        2.5-m reflector + CCD.
    T14 Canada-France-Hawaii Telescope, Maunakea.  Observer J. J. Kavelaars.
        Measurer S. Deen.  3.58-m Canada-France-Hawaii Telescope + CCD.
    W84 Cerro Tololo-DECam.  Observers S. Points, J. Carballo, D. James.  Measurer
        S. Deen.  4.0-m reflector + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
    070811 T14 0.15+ 0.05+    210205 W84 0.38+ 0.13+    E2021-M50   -6.84 days
    
    Orbital elements:
    2010 VE21                                                                       
    Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                 Alexandersen            
    M 168.12269              (2000.0)            P               Q                  
    n   0.03164964     Peri.  126.38754     +0.88950933     +0.13424303             
    a   9.8982138      Node   230.52328     -0.14823367     +0.98895020             
    e   0.2282034      Incl.   34.45968     +0.43220358     +0.06289926             
    P  31.1            H   12.60          G   0.15           U   2                  
    Residuals in seconds of arc
    070811 T14  0.1+  0.1-    101015 F51  0.1+  0.0     101106 291  0.2-  0.0
    070907 T14  0.0   0.1-    101103 F51  0.0   0.1+    101113 I41  0.1+  1.2+
    070907 T14  0.0   0.0     101103 F51  0.1-  0.2-    101113 I41  0.2+  0.3+
    090118 645  0.1-  0.0     101103 F51  0.1-  0.0     150304 W84  0.0   0.2-
    090118 645  0.2-  0.2-    101103 F51  0.2+  0.0     150304 W84  0.1-  0.1-
    090118 645  0.1+  0.0     101104 H01  0.2+  0.3-    150304 W84  0.0   0.2-
    101007 F51  0.2-  0.2-    101104 H01  0.4+  0.2-    150304 W84  0.2-  0.1-
    101007 F51  0.0   0.0     101104 H01  0.0   0.1+    190216 W84  0.1-  0.0
    101009 F51  0.4+  0.1-    101104 H01  0.1+  0.2-    210205 W84  0.1+  0.2+
    101009 F51  0.1+  0.3-    101106 291  0.3-  0.2+
    101015 F51  0.0   0.0     101106 291  0.6-  0.2+
    
    Ephemeris:
    2010 VE21                a,e,i = 9.90, 0.23, 34                  q = 7.6394
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 04 16    10 38 33.1 -25 44 09  11.3968 12.1329   135.5     3.3    23.6
    ...
    2023 05 01    10 36 53.6 -24 58 26  11.5356 12.1350   124.5     3.9    23.7
    ...
    2023 05 09    10 36 30.2 -24 34 29  11.6263 12.1362   118.2     4.2    23.7
    ...
    2023 05 15    10 36 26.6 -24 17 07  11.7004 12.1370   113.4     4.4    23.7
    2023 05 16    10 36 27.2 -24 14 18  11.7132 12.1371   112.6     4.4    23.8
    2023 05 17    10 36 28.1 -24 11 29  11.7261 12.1373   111.8     4.4    23.8
    ...
    2023 05 23    10 36 40.6 -23 55 09  11.8059 12.1381   106.8     4.6    23.8
    ...
    2023 05 31    10 37 15.8 -23 34 57  11.9171 12.1391   100.3     4.7    23.8
    ...
    2023 06 15    10 39 15.8 -23 02 53  12.1337 12.1410    88.0     4.8    23.9
    
    M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-K15
    


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