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  • MPEC 2022-M14 : 2021 UU5

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    M.P.E.C. 2022-M14                                 Issued 2022 June 18, 14:09 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
    
                                    2021 UU5                                 
    
    
                               Revision to MPEC 2021-U245                           
    
    Additional Observations:
         K21U05U  C2013 11 09.48368003 37 18.107-25 27 48.81         19.04GVEM014F51
         K21U05U  C2013 11 09.49580003 37 14.940-25 27 52.75         19.43GVEM014F51
         K21U05U  C2013 11 28.27775501 39 30.972-21 37 56.25         18.62GVEM014F51
         K21U05U  C2013 11 28.28986201 39 25.053-21 37 28.74         18.90GVEM014F51
         K21U05U  C2013 12 03.24371400 58 57.339-17 49 14.05         18.67GVEM014F51
         K21U05U  C2013 12 05.23066200 42 37.750-15 57 19.14         19.30GVEM014F51
         K21U05U  C2013 12 05.25309200 42 26.523-15 55 59.94         20.01GVEM014F51
    
    Observer details:
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, A.
        Schultz, I. Smith.  Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R.
        Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
    131109 F51 0.13+ 0.07+    131205 F51 0.15+ 0.12+    MPO688028   +0.00 days
    
    Orbital elements:
    2021 UU5                                            PHA, Earth MOID = 0.0262 AU
    Epoch 2022 Aug. 9.0 TT = JDT 2459800.5                  Veres                   
    M  71.02866              (2000.0)            P               Q                  
    n   0.37021300     Peri.   99.01293     -0.69192171     -0.36052066             
    a   1.9208861      Node    62.32447     -0.10684390     -0.80572522             
    e   0.7256818      Incl.   44.93663     +0.71402291     -0.46992736             
    P   2.66           H   19.18          G   0.15           U   0                  
    Residuals in seconds of arc
    131109 F51  0.0   0.0     211104 474  0.1-  0.0     211130 U68  0.1+  0.1-
    131109 F51  0.0   0.0     211104 474  0.2+  0.1-    211130 U68  0.1+  0.2-
    131128 F51  0.0   0.0     211107 807  0.3-  0.2-    211202 703  0.2+  0.8-
    131128 F51  0.1+  0.1-    211107 807  0.1-  0.1+    211202 703  0.5+  0.4+
    131203 F51  0.0   0.0     211107 807  0.2-  0.2+    211202 703  0.2+  0.4+
    131205 F51  0.0   0.0     211110 I52  0.2-  0.4-    211202 703  0.6+  0.0
    131205 F51  0.1-  0.1+    211110 I52  0.2+  0.2-    211203 T08  0.0   0.2-
    211028 F51  0.0   0.1+    211110 I52  0.8+  0.1-    211203 T08  0.3-  0.2+
    211028 F51  0.0   0.1+    211110 I52  0.4+  0.2+    211203 T08  0.5-  0.1+
    211028 F51  0.0   0.1+    211113 I52  0.1+  0.2-    211203 T08  0.2+  0.3-
    211028 F51  0.0   0.0     211113 I52  0.0   0.3+    211205 703  0.3-  0.6-
    211028 F51  0.2+  0.1+    211113 I52  0.1-  0.1+    211205 703  0.3-  0.6-
    211028 F51  0.1+  0.1+    211113 I52  0.1-  0.2-    211205 703  0.4-  0.3-
    211030 807  0.2-  0.1-    211114 I52  0.2-  0.2-    211205 703  0.2+  0.3-
    211030 807  0.4-  0.0     211114 I52  0.1+  1.0-    211205 C95  0.3-  0.6-
    211030 807  0.3-  0.0     211114 I52  0.4+  0.5-    211205 C95  0.3+  0.3+
    211030 G96  0.0   0.1+    211114 I52  0.6-  0.4+    211205 C95  0.4+  0.5-
    211030 G96  0.1+  0.2+    211116 807  0.4+  0.4-    211206 G96  0.2-  0.1+
    211030 G96  0.2-  0.0     211116 807  0.1+  0.0     211206 G96  0.3-  0.1+
    211030 G96  0.1+  0.2+    211116 807  0.1-  0.4-    211206 G96  0.3-  0.1+
    211031 691  0.0   0.1+    211119 F52  0.0   0.0     211207 691  0.2-  0.2+
    211031 691  0.3-  0.0     211119 F52  0.1+  0.1+    211207 691  0.2-  0.0
    211031 691  0.3-  0.5+    211119 F52  0.0   0.1+    211207 691  0.4+  0.3-
    211031 I52  0.1-  0.4-    211119 F52  0.1+  0.1+    211209 703  0.1-  0.1-
    211031 I52  0.3-  0.4+    211123 T05  0.4-  0.4-    211209 703  0.3+  0.6+
    211031 I52  0.3-  0.5+    211123 T05  0.5-  0.3-    211209 703  0.4-  0.5-
    211031 I52  0.7+  0.1+    211123 T05  0.4+  0.2+    211209 703  0.1+  0.2+
    211031 F52  0.0   0.1+    211123 T05  0.0   0.7-    211213 691  0.1-  0.1-
    211031 F52  0.0   0.0     211125 T08  0.1-  0.0     211213 691  1.0-  0.3-
    211031 F52  0.0   0.0     211125 T08  0.2-  0.6-    211213 691  0.2+  0.1+
    211103 I52  0.4+  0.1-    211125 T08  0.8-  0.5+    211213 204  0.2+  0.4+
    211103 I52  0.2-  0.1+    211125 T08  0.6+  0.2-    211213 204  0.2+  0.2+
    211103 I52  0.1+  0.8-    211127 T05  0.0   0.0     211213 204  0.1+  0.2+
    211103 I52  0.3+  0.3+    211127 T05  0.1+  0.0     211218 695  0.0   0.1-
    211104 W94  0.0   0.1+    211127 T05  0.2-  0.3-    211218 695  0.2+  0.0
    211104 W94  0.6+  0.4-    211127 T05  0.4-  0.1+    211218 695  0.0   0.0
    211104 W94  0.2-  0.4-    211129 703  0.4-  0.5+    211221 291  0.1+  0.3-
    211104 807  0.4-  0.3-    211129 703  0.3-  0.5+    211221 291  0.3+  0.1-
    211104 807  0.4-  0.6-    211129 703  0.1+  0.1+    211223 291  0.1+  0.1-
    211104 807  0.1+  0.3-    211129 703  0.4+  0.3-    211223 291  0.3+  0.0
    211104 474  0.0   0.1+    211130 U68  0.2+  0.2+    211223 291  0.0   0.0
    211104 474  0.0   0.2+    211130 U68  0.2-  0.0
    
    Ephemeris:
    2021 UU5                 a,e,i = 1.92, 0.73, 45                  q = 0.5269
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2022 05 19    23 19 47.2 -51 25 28   1.3749  1.7226    91.1    36.0    22.5
    ...
    2022 06 03    23 48 32.1 -57 33 58   1.3964  1.8666   100.3    32.3    22.6
    ...
    2022 06 11    00 01 12.3 -60 59 48   1.4144  1.9393   104.7    30.4    22.7
    ...
    2022 06 17    00 09 03.3 -63 36 29   1.4321  1.9921   107.7    29.1    22.7
    2022 06 18    00 10 11.9 -64 02 41   1.4354  2.0007   108.2    28.8    22.7
    2022 06 19    00 11 17.3 -64 28 53   1.4389  2.0094   108.6    28.6    22.7
    ...
    2022 06 25    00 16 34.5 -67 05 42   1.4620  2.0602   111.2    27.4    22.8
    ...
    2022 07 03    00 19 21.2 -70 30 54   1.4999  2.1258   113.9    25.9    22.9
    ...
    2022 07 18    00 02 52.0 -76 20 10   1.5951  2.2425   116.6    23.9    23.1
    
    A. U. Tomatic                (C) Copyright 2022 MPC           M.P.E.C. 2022-M14
    


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