[Iaude] MPEC M37: 2021 RO1 [a=1.08,e=0.22,i=8.1,H=22.73]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Wed Jun 22 10:07:26 EDT 2022


M.P.E.C. 2022-M37                                 Issued 2022 June 22, 14:06 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 RO1                                    


                           Revision to MPEC 2021-R109                           

Additional Observations:
     K21R01O  C2013 06 19.55227218 19 32.530+09 15 52.29         21.92GVEM037F51
     K21R01O  C2013 06 19.56234018 19 30.872+09 15 43.41         21.64GVEM037F51
     K21R01O  C2013 06 20.51528218 17 02.515+09 01 40.43         21.37GVEM037F51
     K21R01O  C2013 06 20.52619018 17 00.723+09 01 30.24         22.36GVEM037F51
     K21R01O  C2021 08 04.56456800 58 04.861+07 01 56.31         23.05GVEM037F51
     K21R01O  C2021 08 04.57728000 58 06.350+07 01 53.40         23.00GVEM037F51
     K21R01O  C2021 08 04.59005300 58 07.845+07 01 50.61         23.02GVEM037F51
     K21R01O  C2021 08 04.60276400 58 09.342+07 01 47.71         22.73GVEM037F51
     K21R01O  C2021 08 08.53795601 06 22.386+06 42 36.59         23.07GVEM037F51
     K21R01O  C2021 08 08.55031701 06 23.856+06 42 32.20         22.76GVEM037F51
     K21R01O  C2021 08 08.56275401 06 25.328+06 42 27.52         23.87GVEM037F51
     K21R01O  C2021 08 08.57526101 06 26.773+06 42 23.27         22.38GVEM037F51
     K21R01O  C2021 09 01.57110701 58 35.407+00 16 57.29         21.61GVEM037F52
     K21R01O  C2022 06 03.51432820 17 33.103+05 24 29.61         22.17GVEM037F52
     K21R01O  C2022 06 03.52394220 17 32.802+05 24 33.39         23.20GVEM037F52
     K21R01O  C2022 06 03.53356220 17 32.473+05 24 37.00         22.32GVEM037F52
     K21R01O KC2022 06 20.29449120 00 21.39 +05 54 36.4          22.6 VuEM037H21
     K21R01O KC2022 06 20.30013820 00 20.86 +05 54 34.9          22.5 VuEM037H21

Observer details:
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.
F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, K. Chambers, T. Dukes, T.
    Lowe, A. Schultz, I. Smith.  Measurers S. Chastel, M. Huber, Y.
    Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers T. Linder, R. Holmes, L. Horn.  1.3-m f/4.0 astrograph + CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
130619 F51 0.04+ 0.00+    220620 H21 0.00+ 0.00+    MPO660777   +0.02 days

Orbital elements:
2021 RO1                                                 Earth MOID = 0.0872 AU
Epoch 2022 Aug. 9.0 TT = JDT 2459800.5                  Veres                   
M 192.87316              (2000.0)            P               Q                  
n   0.87936604     Peri.  325.57522     -0.45550017     -0.88764867             
a   1.0790037      Node   151.34665     +0.84527906     -0.45514376             
e   0.2155768      Incl.    8.13086     +0.27932580     -0.07017121             
P   1.12           H   22.73          G   0.15           U   0                  
Residuals in seconds of arc
130619 F51  0.0   0.1+    210906 L01  0.2+  0.5+    210929 F52  0.0   0.0
130619 F51  0.2+  0.0     210906 L01  0.8-  0.5+    210929 F52  0.0   0.1-
130620 F51  0.3-  0.1-    210906 L01  0.5-  0.1+    210929 F52  0.2+  0.2-
130620 F51  0.1+  0.2-    210906 033  0.6+  0.8-    211001 691  0.2+  0.4+
210804 F51  0.1-  0.1+    210906 033  0.1+  0.8-    211001 691  0.1+  0.6+
210804 F51  0.0   0.0     210910 F52  0.1-  0.0     211001 691  0.4-  0.4-
210804 F51  0.0   0.1+    210910 F52  0.0   0.1+    211003 W94  0.0   0.7-
210804 F51  0.2+  0.0     210910 F52  0.0   0.0     211003 W94  0.1+  0.3-
210808 F51  0.4-  0.0     210912 G96  0.5-  0.1+    211003 W94  0.4-  0.3-
210808 F51  0.1-  0.0     210912 G96  0.0   0.0     211003 691  0.1+  0.9+
210808 F51  0.2+  0.2-    210912 G96  0.3+  0.2+    211003 691  0.2+  0.3+
210808 F51  0.1-  0.1+    210912 G96  0.0   0.0     211003 691  0.1-  0.3+
210901 F52  0.0   0.2+    210916 807  0.2+  0.4-    211005 W94  0.1+  0.3+
210904 F51  0.0   0.0     210916 807  0.3+  0.9-    211005 W94  0.4+  0.5-
210904 F51  0.1+  0.1+    210916 807  0.3-  0.1+    211005 W94  0.0   0.3-
210904 F51  0.0   0.1+    210925 F51  0.3-  0.1-    211016 807  0.3-  0.2+
210904 F51  0.0   0.1+    210925 F51  0.1+  0.1+    211016 807  0.3-  0.3+
210905 807  0.1+  0.1-    210925 F51  0.0   0.1+    211016 807  0.3+  0.1-
210905 807  0.1+  0.0     210927 474  0.3+  0.4-    211025 807  0.1-  0.2-
210905 807  0.0   0.1-    210927 474  0.1+  0.3+    211025 807  0.2-  0.2+
210905 F51  0.0   0.1+    210927 474  0.1+  0.4-    211025 807  0.2+  0.1-
210905 F51  0.0   0.1-    210927 474  0.0   0.2-    220603 F52  0.2-  0.0
210905 F51  0.0   0.1-    210929 291  0.2+  0.0     220603 F52  0.1+  0.1+
210905 F51  0.0   0.0     210929 291  0.0   0.2-    220603 F52  0.2+  0.1+
210906 L01  0.1+  0.4+    210929 291  0.3+  0.0     220620 H21  0.4-  0.1-
210906 L01  0.6+  0.2+    210929 F52  0.0   0.0     220620 H21  0.7+  0.4-

Ephemeris:
2021 RO1                 a,e,i = 1.08, 0.22, 8                   q = 0.8464
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2022 05 23    20 18 14.8 +03 48 50   0.4310  1.2384   111.7    49.4    23.2
...
2022 06 07    20 15 37.8 +05 43 44   0.3810  1.2686   124.2    41.4    22.8
...
2022 06 15    20 07 59.0 +06 03 49   0.3563  1.2816   131.9    36.1    22.5
...
2022 06 21    19 59 10.9 +05 52 06   0.3401  1.2898   138.2    31.7    22.3
2022 06 22    19 57 27.6 +05 47 32   0.3376  1.2911   139.3    30.9    22.3
2022 06 23    19 55 40.1 +05 42 10   0.3352  1.2923   140.3    30.1    22.2
...
2022 06 29    19 43 33.1 +04 52 09   0.3230  1.2988   146.7    25.5    22.0
...
2022 07 07    19 24 37.1 +02 56 08   0.3133  1.3054   153.9    20.0    21.8
...
2022 07 22    18 48 01.9 -02 46 00   0.3194  1.3114   154.4    19.5    21.8

A. U. Tomatic                (C) Copyright 2022 MPC           M.P.E.C. 2022-M37




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