[Iaude] MPEC Y72: 2021 UC74 [a=1.15,e=0.24,i=4.1,H=27.4]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Wed Dec 29 20:31:44 EST 2021


M.P.E.C. 2021-Y72                             Issued 2021 December 30, 01:30 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 at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                   2021 UC74                                    


Observations:
     K21U74C* C2021 10 17.28247901 58 27.78 +32 08 34.5          19.71GVEY072G96
     K21U74C  C2021 10 17.28821901 58 27.96 +32 06 00.0          20.27GVEY072G96
     K21U74C  C2021 10 17.29395701 58 28.15 +32 03 22.9          19.92GVEY072G96
     K21U74C  C2021 10 17.29968801 58 28.34 +32 00 49.3          19.60GVEY072G96
     K21U74C KC2021 10 17.38613401 58 31.20 +31 21 55.0          19.76GVEY072G96
     K21U74C KC2021 10 17.38757401 58 31.27 +31 21 16.5          19.79GVEY072G96
     K21U74C KC2021 10 17.38901801 58 31.34 +31 20 37.6          19.85GVEY072G96
     K21U74C  C2021 10 18.22179 02 01 22.22 +26 01 44.2          20.2 GVEY072G96
     K21U74C  C2021 10 18.22443 02 01 22.26 +26 00 52.8          19.1 GVEY072G96
     K21U74C  C2021 10 18.22706 02 01 22.32 +26 00 02.8          19.8 GVEY072G96

Observer details:
G96 Mt. Lemmon Survey.  Observer K. W. Wierzchos.  Measurers E. J.
    Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H.
    Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L.
    Seaman, F. C. Shelly, K. W. Wierzchos, B. Gray.  1.5-m reflector + 10K
    CCD.

Orbital elements:
2021 UC74                                                Earth MOID = 0.0114 AU
Epoch 2022 Jan. 21.0 TT = JDT 2459600.5                 Veres                   
M 124.36392              (2000.0)            P               Q                  
n   0.79572080     Peri.  101.82692     +0.65149175     +0.75784906             
a   1.1533530      Node   208.92093     -0.72117429     +0.60433454             
e   0.2431891      Incl.    4.14745     -0.23551250     +0.24585477             
P   1.24           H   27.48          G   0.15           U   8                  
Residuals in seconds of arc
211017 G96  0.1+  0.2-    211017 G96  0.1-  0.2-    211018 G96  0.0   0.1-
211017 G96  0.1-  0.8+    211017 G96  0.0   0.1+    211018 G96 (0.4+  1.0+)
211017 G96  0.1-  1.0-    211017 G96  0.1+  0.0
211017 G96  0.1+  0.5+    211018 G96  0.0   0.1+

Ephemeris:
2021 UC74                a,e,i = 1.15, 0.24, 4                   q = 0.8729
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2021 11 30    02 18 41.1 +02 02 51   0.2377  1.1866   143.9    29.3    26.0
...
2021 12 15    02 31 23.6 +03 58 54   0.3394  1.2408   133.0    35.5    27.1
...
2021 12 23    02 40 21.5 +05 16 19   0.3992  1.2675   127.6    37.9    27.5
...
2021 12 29    02 47 56.9 +06 17 55   0.4464  1.2864   123.8    39.4    27.8
2021 12 30    02 49 16.9 +06 28 23   0.4545  1.2895   123.2    39.7    27.9
2021 12 31    02 50 38.1 +06 38 54   0.4626  1.2925   122.6    39.9    27.9
...
2022 01 06    02 59 09.5 +07 42 43   0.5123  1.3101   118.9    41.1    28.2
...
2022 01 14    03 11 32.0 +09 08 25   0.5810  1.3319   114.2    42.3    28.6
...
2022 01 29    03 37 22.6 +11 44 21   0.7154  1.3674   106.0    43.8    29.1

M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-Y72




More information about the Iaude mailing list