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    • MPEC 2021-U201 : 2021 UV3

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    M.P.E.C. 2021-U201                             Issued 2021 October 30, 00:30 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@CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                2021 UV3                                 


Observations:
     K21U03V* C2021 10 29.22972900 14 04.07 -01 44 16.9                VEU201G96
     K21U03V  C2021 10 29.23495600 14 06.68 -01 45 14.6          20.40GVEU201G96
     K21U03V  C2021 10 29.24019600 14 09.26 -01 46 13.5          20.77GVEU201G96
     K21U03V  C2021 10 29.24544800 14 11.85 -01 47 13.4          20.30GVEU201G96
     K21U03V  C2021 10 29.28605600 14 31.74 -01 55 00.4          19.0 GVEU201H01
     K21U03V  C2021 10 29.28982500 14 33.67 -01 55 43.0          19.5 GVEU201H01
     K21U03V  C2021 10 29.30366700 14 40.79 -01 58 21.3          19.5 GVEU201H01
     K21U03V  C2021 10 29.30762500 14 42.84 -01 59 06.1          19.8 GVEU201H01
     K21U03V KC2021 10 29.31187400 14 45.57 -01 59 50.3          20.79GVEU201I52
     K21U03V KC2021 10 29.31271400 14 45.99 -02 00 00.1          20.52GVEU201I52
     K21U03V KC2021 10 29.31439700 14 46.87 -02 00 19.4          21.50GVEU201I52
     K21U03V 1C2021 10 29.78034000 19 35.26 -03 31 38.5          19.9 GVEU201246
     K21U03V 1C2021 10 29.78062500 19 35.34 -03 31 41.9                VEU201246
     K21U03V 1C2021 10 29.78147600 19 35.83 -03 31 51.3          19.6 GVEU201246
     K21U03V IC2021 10 29.92472700 20 54.57 -04 00 15.0          20.8 GVEU201L01
     K21U03V IC2021 10 29.92720500 20 55.97 -04 00 45.0          20.8 GVEU201L01
     K21U03V KC2021 10 29.92955300 20 57.27 -04 01 13.6          21.0 GVEU201L01

Observer details:
246 Klet Observatory-KLENOT.  Observers M. Tichy, J. Ticha, M. Honkova.
    Measurer M. Tichy.  1.06-m f/2.7 reflector + 2048x2048 CCD.
G96 Mt. Lemmon Survey.  Observer D. C. Fuls.  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.  1.5-m reflector + 10K CCD.
H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
    Measurer W. H. Ryan.  2.4-m f/8.9 Ritchey-Chretien + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  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.
L01 Visnjan Observatory, Tican.  Observers K. Korlevic, I. Lyon.  Measurer K.
    Korlevic.  1.0-m f/2.9 reflector + CCD.

Orbital elements:
2021 UV3                                                 Earth MOID = 0.0296 AU
Epoch 2021 July 5.0 TT = JDT 2459400.5                  Veres                   
M 278.11833              (2000.0)            P               Q                  
n   0.58647402     Peri.  206.43874     +0.50099504     -0.86209337             
a   1.4135251      Node   213.65026     +0.81638712     +0.49996548             
e   0.2891554      Incl.    7.89896     +0.28725604     +0.08264100             
P   1.68           H   26.18          G   0.15           U   8                  
Residuals in seconds of arc
211029 G96 (0.2+  2.1-)   211029 H01  0.1-  0.0     211029 246  0.2-  0.1-
211029 G96  0.3+  0.4-    211029 H01  0.1-  0.3+    211029 246  0.1+  0.7+
211029 G96  0.2-  0.2+    211029 I52  0.6+  0.0     211029 L01  0.5-  0.2+
211029 G96  0.6-  0.1+    211029 I52  0.3+  0.2-    211029 L01  0.0   0.0
211029 H01  0.1-  0.0     211029 I52  0.6+  0.4-    211029 L01  0.0   0.5-
211029 H01  0.1-  0.4+    211029 246  0.9+  0.1-

Ephemeris:
2021 UV3                 a,e,i = 1.41, 0.29, 8                   q = 1.0048
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2021 09 30    22 46 51.7 +29 13 58   0.1291  1.1095   144.7    31.4    23.3
...
2021 10 15    23 01 25.6 +22 43 30   0.07795 1.0612   143.9    33.6    22.2
...
2021 10 23    23 29 39.4 +13 09 44   0.05456 1.0405   145.7    32.6    21.3
...
2021 10 29    00 11 54.5 -00 59 03   0.04084 1.0278   146.8    32.0    20.7
2021 10 30    00 21 44.1 -04 12 23   0.03912 1.0259   146.3    32.4    20.6
2021 10 31    00 32 33.9 -07 40 55   0.03764 1.0241   145.5    33.3    20.5
...
2021 11 06    02 01 41.8 -30 56 04   0.03466 1.0149   132.1    46.5    20.7
...
2021 11 14    04 35 41.2 -48 08 20   0.04593 1.0071   111.4    66.2    21.8
...
2021 11 29    07 02 54.3 -47 44 56   0.08387 1.0068   101.7    73.6    23.4

M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-U201

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