• MPC Preparation (Info)

  • MPEC 2021-K70 : 2021 KU1

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    M.P.E.C. 2021-K70                                  Issued 2021 May 22, 11:48 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 KU1                                 
    
    
    Observations:
         K21K01U  C2021 05 01.29087014 03 09.572+09 49 03.81         23.19GVEK070F51
         K21K01U  C2021 05 01.30520914 03 09.672+09 48 42.76         22.24GVEK070F51
         K21K01U  C2021 05 01.31952714 03 09.740+09 48 22.47         23.30GVEK070F51
         K21K01U  C2021 05 01.33389114 03 09.794+09 48 01.94         23.08GVEK070F51
         K21K01U  C2021 05 12.40302714 10 21.975+02 27 38.29         21.95GVEK070F51
         K21K01U  C2021 05 12.41373014 10 22.346+02 27 00.04         22.09GVEK070F51
         K21K01U  C2021 05 12.42442014 10 22.742+02 26 22.13         22.04GVEK070F51
         K21K01U  C2021 05 12.43506714 10 23.123+02 25 44.14         22.21GVEK070F51
         K21K01U* C2021 05 19.23310014 20 37.11 -06 08 21.3          21.54GVEK070V00
         K21K01U  C2021 05 19.23799714 20 37.55 -06 08 49.0          21.68GVEK070V00
         K21K01U  C2021 05 19.24288314 20 37.98 -06 09 16.8          22.23GVEK070V00
         K21K01U  C2021 05 19.24777114 20 38.46 -06 09 44.9          21.01GVEK070V00
         K21K01U KC2021 05 19.31951 14 20 44.90 -06 16 30.7          21.1 RoEK070291
         K21K01U KC2021 05 19.32525 14 20 45.48 -06 17 03.4          21.5 RoEK070291
         K21K01U KC2021 05 19.33105 14 20 46.00 -06 17 36.2          22.1 RoEK070291
         K21K01U mC2021 05 20.35176114 22 56.38 -07 57 38.2          21.56GVEK070V00
         K21K01U mC2021 05 20.35265214 22 56.45 -07 57 43.6          21.82GVEK070V00
         K21K01U mC2021 05 20.35355314 22 56.57 -07 57 48.9          21.81GVEK070V00
         K21K01U mC2021 05 20.35444014 22 56.67 -07 57 54.2          22.04GVEK070V00
         K21K01U |C2021 05 22.15710 14 27 22.57 -11 09 14.8          21.7 GVEK070807
         K21K01U |C2021 05 22.16295 14 27 23.30 -11 09 54.2          21.7 GVEK070807
         K21K01U |C2021 05 22.16855 14 27 23.99 -11 10 32.1          21.6 GVEK070807
         K21K01U KC2021 05 22.19705 14 27 31.49 -11 15 23.5          21.9 GVEK070291
         K21K01U KC2021 05 22.20975 14 27 33.03 -11 16 50.4                VEK070291
         K21K01U KC2021 05 22.22250 14 27 34.67 -11 18 16.8          21.5 GVEK070291
    
    Observer details:
    291 LPL/Spacewatch II.  Observers R. A. Mastaler, T. H. Bressi.  1.8-m f/2.7
        reflector + CCD.
    807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes, L.
        Horn.  1.00-m f/10.0 astrograph + CCD.
    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.
    V00 Kitt Peak-Bok.  Observer H. Groeller.  Measurers M. J. Brucker, E. J.
        Christensen, C. E. Woodward, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D.
        Grauer, H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. S.
        McMillan, T. A. Pruyne, D. Rankin, R. L. Seaman, F. C. Shelly, K. W.
        Wierzchos.  2.25-m reflector + CCD.
    
    Orbital elements:
    2021 KU1                                                 Earth MOID = 0.0701 AU
    Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres                   
    M 301.35187              (2000.0)            P               Q                  
    n   0.34034290     Peri.  194.99167     -0.24066601     +0.96373920             
    a   2.0316938      Node    61.19872     -0.87643308     -0.16474708             
    e   0.4682717      Incl.    7.55857     -0.41706706     -0.20991702             
    P   2.90           H   25.78          G   0.15           U   7                  
    Residuals in seconds of arc
    210501 F51  0.2-  0.1+    210519 V00  0.1+  0.2+    210520 V00  0.2+  0.1+
    210501 F51  0.1+  0.3-    210519 V00  0.1-  0.0     210522 807  0.1-  0.1-
    210501 F51  0.2+  0.0     210519 V00 (0.6+  0.4-)   210522 807  0.1+  0.0
    210501 F51  0.2+  0.3+    210519 291  0.5-  0.0     210522 807  0.1+  0.0
    210512 F51 (0.0   0.5+)   210519 291  0.2+  0.2-    210522 291  0.1-  0.2-
    210512 F51  0.1-  0.1+    210519 291  0.2-  0.2-    210522 291  0.8-  0.5-
    210512 F51  0.1+  0.0     210520 V00  0.1+  0.1-    210522 291  0.0   0.0
    210512 F51  0.0   0.2-    210520 V00  0.3-  0.1-
    210519 V00  0.0   0.1+    210520 V00  0.0   0.0
    
    Ephemeris:
    2021 KU1                 a,e,i = 2.03, 0.47, 8                   q = 1.0803
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2021 04 22    14 00 48.6 +12 18 50   0.2068  1.1965   155.6    20.3    23.8
    ...
    2021 05 07    14 05 53.0 +06 49 56   0.1400  1.1360   153.4    23.4    22.9
    ...
    2021 05 15    14 13 31.1 -00 19 51   0.1109  1.1118   154.2    23.3    22.3
    ...
    2021 05 21    14 24 29.3 -09 03 30   0.09288 1.0978   156.4    21.7    21.9
    2021 05 22    14 26 58.6 -10 52 02   0.09029 1.0959   156.9    21.3    21.8
    2021 05 23    14 29 42.1 -12 47 08   0.08785 1.0940   157.3    20.9    21.7
    ...
    2021 05 29    14 52 21.7 -26 31 25   0.07672 1.0854   158.7    19.8    21.4
    ...
    2021 06 06    15 49 37.5 -47 42 04   0.07384 1.0803   151.6    26.5    21.5
    ...
    2021 06 21    19 29 38.4 -66 00 20   0.1025  1.0911   135.0    41.2    22.6
    
    M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-K70
    


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