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  • MPEC 2022-U404 : 2022 UB21

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    M.P.E.C. 2022-U404                             Issued 2022 October 31, 16:24 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  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
    
                                    2022 UB21                                
    
    
    Observations:
         K22U21B* C2022 10 29.31846702 49 11.212+37 24 47.95         21.50GVEU404V00
         K22U21B  C2022 10 29.32345702 49 14.790+37 25 09.98               VEU404V00
         K22U21B  C2022 10 29.32842302 49 18.491+37 25 31.87         22.00GVEU404V00
         K22U21B  C2022 10 29.33340202 49 22.170+37 25 53.54         22.17GVEU404V00
         K22U21B mC2022 10 29.43869502 50 40.715+37 33 07.49         22.06GVEU404V00
         K22U21B mC2022 10 29.43924902 50 41.132+37 33 09.68         22.47GVEU404V00
         K22U21B mC2022 10 29.43980202 50 41.564+37 33 11.77         22.32GVEU404V00
         K22U21B mC2022 10 29.44035402 50 41.953+37 33 14.22         22.05GVEU404V00
         K22U21B mC2022 10 30.41770703 03 34.315+38 37 03.72         22.21GVEU404V00
         K22U21B mC2022 10 30.41842503 03 34.780+38 37 06.17         22.38GVEU404V00
         K22U21B mC2022 10 30.41914203 03 35.305+38 37 08.51         22.47GVEU404V00
         K22U21B mC2022 10 30.41986103 03 35.791+38 37 10.85         22.66GVEU404V00
         K22U21B mC2022 10 31.39236803 15 33.178+39 29 22.99         23.31GVEU404V00
         K22U21B mC2022 10 31.39309303 15 33.642+39 29 25.15         22.01GVEU404V00
         K22U21B mC2022 10 31.39381703 15 34.110+39 29 27.28         22.56GVEU404V00
         K22U21B mC2022 10 31.39454403 15 34.571+39 29 28.97         22.76GVEU404V00
    
    Observer details:
    V00 Kitt Peak-Bok.  Observers H. Groeller, C. Lejoly.  Measurers M. J.
        Brucker, E. J. Christensen, C. E. Woodward, 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. S. McMillan, D. Rankin, R. L. Seaman, A.
        Serrano, F. C. Shelly, K. W. Wierzchos.  2.25-m reflector + 4x4K mosaic
        CCD.
    
    Orbital elements:
    2022 UB21                                                Earth MOID = 0.0353 AU
    Epoch 2022 Aug. 9.0 TT = JDT 2459800.5                  Veres                   
    M 333.87115              (2000.0)            P               Q                  
    n   0.36883873     Peri.    5.97374     +0.91085513     -0.41238088             
    a   1.9256545      Node    18.40899     +0.37642170     +0.81326577             
    e   0.4643842      Incl.    3.06405     +0.16926202     +0.41053722             
    P   2.67           H   27.80          G   0.15           U   9                  
    Residuals in seconds of arc
    221029 V00  1.0+  0.2-    221029 V00  0.3+  0.1-    221031 V00  0.0   0.2-
    221029 V00  0.5-  0.2-    221029 V00  0.1-  0.2+    221031 V00  0.0   0.0
    221029 V00  0.2-  0.0     221030 V00  0.2+  0.1-    221031 V00  0.0   0.2+
    221029 V00  0.4-  0.0     221030 V00  0.2-  0.0     221031 V00  0.0   0.1-
    221029 V00  0.1+  0.1-    221030 V00  0.1+  0.0
    221029 V00  0.1+  0.0     221030 V00  0.1-  0.0
    
    Ephemeris:
    2022 UB21                a,e,i = 1.93, 0.46, 3                   q = 1.0314
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2022 10 01    21 33 59.2 -25 18 13   0.07661 1.0516   129.3    47.4    24.1
    ...
    2022 10 16    23 22 42.4 +00 07 18   0.04041 1.0319   149.0    29.9    22.2
    ...
    2022 10 24    01 26 16.3 +26 59 19   0.03980 1.0331   163.4    16.0    21.7
    ...
    2022 10 30    02 58 17.1 +38 11 11   0.05114 1.0393   153.7    25.1    22.6
    2022 10 31    03 10 54.4 +39 09 19   0.05365 1.0408   152.3    26.3    22.7
    2022 11 01    03 22 37.4 +39 56 37   0.05629 1.0424   151.2    27.3    22.9
    ...
    2022 11 07    04 15 35.5 +42 11 57   0.07406 1.0545   147.8    30.1    23.6
    ...
    2022 11 15    04 53 06.7 +42 16 23   0.1011  1.0771   148.9    28.3    24.2
    ...
    2022 11 30    05 16 25.1 +40 14 42   0.1600  1.1364   158.1    18.9    25.1
    
    M. P. C. Staff               (C) Copyright 2022 MPC           M.P.E.C. 2022-U404
    


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