[Iaude] MPEC K62: 2021 KO1 [a=1.87,e=0.50,i=17.8,H=25.3]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Thu May 20 21:35:36 EDT 2021


M.P.E.C. 2021-K62                                  Issued 2021 May 21, 01:34 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 KO1                                    


Observations:
     K21K01O* C2021 05 19.31067315 29 16.99 +14 41 07.5          20.87GVEK062G96
     K21K01O  C2021 05 19.31582915 29 16.16 +14 40 38.3          20.55GVEK062G96
     K21K01O  C2021 05 19.32099715 29 15.30 +14 40 08.9          20.95GVEK062G96
     K21K01O  C2021 05 19.32615615 29 14.44 +14 39 39.9          20.86GVEK062G96
     K21K01O KC2021 05 19.43001315 28 57.64 +14 29 39.5          20.87GVEK062I52
     K21K01O KC2021 05 19.43162015 28 57.40 +14 29 30.2          21.32GVEK062I52
     K21K01O KC2021 05 19.43322915 28 57.15 +14 29 20.3          20.78GVEK062I52
     K21K01O hC2021 05 20.03835015 27 38.57 +13 26 29.8          21.0 GVEK062L01
     K21K01O hC2021 05 20.04007715 27 38.23 +13 26 18.6          21.0 GVEK062L01
     K21K01O hC2021 05 20.04224115 27 37.82 +13 26 04.4          21.1 GVEK062L01
     K21K01O hC2021 05 20.04418615 27 37.58 +13 25 50.9          21.2 GVEK062L01
     K21K01O  C2021 05 20.24828515 27 13.65 +13 03 06.6          20.63GVEK062G96
     K21K01O  C2021 05 20.25340215 27 12.69 +13 02 31.5          20.31GVEK062G96
     K21K01O  C2021 05 20.25853315 27 11.68 +13 01 55.7          21.45GVEK062G96
     K21K01O  C2021 05 20.26365115 27 10.71 +13 01 19.5          20.52GVEK062G96
     K21K01O KC2021 05 20.99531315 25 17.84 +11 29 28.7          20.6 GXEK062Y00
     K21K01O KC2021 05 21.00046915 25 16.75 +11 28 45.5          19.6 GXEK062Y00
     K21K01O KC2021 05 21.00988415 25 14.65 +11 27 27.9          19.3 GXEK062Y00

Observer details:
G96 Mt. Lemmon Survey.  Observer D. Rankin.  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, T. A. Pruyne, D. Rankin, R. L.
    Seaman, F. C. Shelly, K. W. Wierzchos.  1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer E. J. Christensen.
    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, T. A.
    Pruyne, D. Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos.  1.0-m
    reflector + CCD.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
    + CCD.
Y00 SONEAR Observatory, Oliveira.  Observers C. Jacques, E. Pimentel, J.
    Barros.  Measurer C. Jacques.  0.45-m f/2.9 reflector + CCD.

Orbital elements:
2021 KO1                                                 Earth MOID = 0.0183 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres                   
M 284.27439              (2000.0)            P               Q                  
n   0.38692614     Peri.  224.12711     +0.28369953     +0.91846294             
a   1.8651653      Node    64.16102     -0.77296996     +0.38911028             
e   0.4953223      Incl.   17.82944     -0.56747865     -0.07084506             
P   2.55           H   25.32          G   0.15           U   8                  
Residuals in seconds of arc
210519 G96  0.2-  0.2+    210519 I52  0.1+  0.3-    210520 G96  0.3+  0.2+
210519 G96  0.1+  0.1+    210520 L01  0.2+  0.3-    210520 G96  0.1+  0.2+
210519 G96  0.0   0.2-    210520 L01  0.4-  0.1+    210520 G96  0.4+  0.3-
210519 G96  0.0   0.0     210520 L01  0.9-  0.5+    210520 Y00  1.1-  0.2+
210519 I52  0.1-  0.0     210520 L01  0.6+  0.1+    210521 Y00  0.5-  0.1-
210519 I52  0.1+  0.1+    210520 G96  0.2-  0.3-    210521 Y00  0.9-  0.8+

Ephemeris:
2021 KO1                 a,e,i = 1.87, 0.50, 18                  q = 0.9413
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2021 04 21    15 39 57.8 +21 44 48   0.3140  1.2551   137.7    32.6    24.7
...
2021 05 06    15 40 39.1 +22 04 03   0.1826  1.1541   139.7    34.5    23.4
...
2021 05 14    15 36 27.6 +19 44 20   0.1165  1.1043   141.6    34.7    22.3
...
2021 05 20    15 27 47.5 +13 32 00   0.06874 1.0697   146.2    31.7    21.0
2021 05 21    15 25 11.4 +11 27 46   0.06103 1.0642   147.8    30.5    20.7
2021 05 22    15 21 55.5 +08 46 29   0.05345 1.0588   149.8    28.7    20.3
...
2021 05 28    13 46 14.5 -52 16 21   0.02012 1.0282   137.4    41.8    18.5
...
2021 06 05    04 20 43.5 -46 32 04   0.06589 0.9933    69.4   107.0    23.4
...
2021 06 20    04 00 22.5 -34 30 47   0.1814  0.9504    63.9   106.2    25.5

M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-K62




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