[Iaude] MPEC Y06: 2020 BZ94 [a=57.75,e=0.34,i=3.8,H=7.5]

[mpec at marsden.cfa.harvard.edu]

M.P.E.C. 2021-Y06                             Issued 2021 December 16, 15:34 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

                                   2020 BZ94                                    


Observations:
     K20B94Z*5C2020 01 23.32856 08 04 14.881+19 21 22.61         25.0 rVEY006568
     K20B94Z 5C2020 01 23.53315 08 04 14.122+19 21 24.59         25.1 rVEY006568
     K20B94Z 5C2020 12 16.26026 08 09 07.712+19 04 22.89         25.4 rVEY006304
     K20B94Z 5C2020 12 17.27556 08 09 04.765+19 04 31.09         25.2 rVEY006304
     K20B94Z 5C2020 12 17.31773 08 09 04.657+19 04 31.14         25.3 rVEY006304
     K20B94Z 5C2021 01 15.17082 08 07 28.091+19 09 03.86               VEY006304
     K20B94Z 5C2021 01 16.15702 08 07 24.495+19 09 14.09               VEY006304
     K20B94Z 5C2021 03 17.10062 08 04 23.357+19 18 19.95         25.4 rVEY006304
     K20B94Z 5C2021 03 18.05710 08 04 21.679+19 18 25.46         25.5 rVEY006304
     K20B94Z 5C2021 12 02.32371 08 12 30.322+18 51 27.11         25.3 rVEY006304
     K20B94Z 5C2021 12 06.25939 08 12 21.527+18 51 50.16         25.2 rVEY006304
     K20B94Z 5C2021 12 07.27925 08 12 19.092+18 51 56.25         25.4 rVEY006304
     K20B94Z 5C2021 12 07.33687 08 12 18.952+18 51 56.87         25.1 rVEY006304

Observer details:
304 Las Campanas Observatory.  Observers S. S. Sheppard, C. Trujillo, W.
    Oldroyd.  Measurers S. S. Sheppard, C. Trujillo.  6.5-m Magellan-Baade
    telescope + CCD.
568 Mauna Kea.  Observers S. S. Sheppard, D. J. Tholen, C. Trujillo.  Measurer
    S. S. Sheppard.  8.2-m reflector + CCD.

Orbital elements:
2020 BZ94                                                                       
Epoch 2022 Jan. 21.0 TT = JDT 2459600.5                 Alexandersen            
M 277.97243              (2000.0)            P               Q                  
n   0.00224561     Peri.  316.44390     -0.48746547     +0.87076635             
a  57.7536539      Node   284.28515     -0.78178489     -0.46810381             
e   0.3414133      Incl.    3.80855     -0.38883133     -0.15048183             
P 439              H    7.51          G   0.15           U   7                  
Residuals in seconds of arc
200123 568  0.1+  0.4+    210115 304  0.0   0.1-    211206 304  0.2+  0.3+
200123 568  0.0   0.3+    210116 304  0.4-  0.2-    211207 304  0.0   0.0
201216 304  0.0   0.4-    210317 304  0.2+  0.1-    211207 304  0.0   0.3+
201217 304  0.2-  0.1-    210318 304  0.1-  0.0
201217 304  0.1+  0.4-    211202 304  0.0   0.0

Ephemeris:
2020 BZ94                a,e,i = 57.75, 0.34, 4                  q = 38.0358
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2021 11 16    08 12 57.2 +18 50 25  61.2541 61.6359   112.3     0.9    25.5
...
2021 12 01    08 12 33.1 +18 51 20  61.0195 61.6253   127.5     0.7    25.5
...
2021 12 09    08 12 14.9 +18 52 07  60.9105 61.6196   135.7     0.6    25.5
...
2021 12 15    08 11 59.1 +18 52 50  60.8379 61.6153   141.9     0.6    25.5
2021 12 16    08 11 56.3 +18 52 58  60.8267 61.6146   142.9     0.6    25.5
2021 12 17    08 11 53.5 +18 53 05  60.8157 61.6139   143.9     0.5    25.5
...
2021 12 23    08 11 35.6 +18 53 55  60.7549 61.6096   150.1     0.5    25.5
...
2021 12 31    08 11 09.7 +18 55 09  60.6888 61.6040   158.4     0.3    25.5
...
2022 01 15    08 10 17.1 +18 57 42  60.6154 61.5933   173.8     0.1    25.4

M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-Y06