[Iaude] MPEC J205: 2021 JC6 [a=2.22,e=0.53,i=4.2,H=25.2]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Thu May 13 15:08:48 EDT 2021


M.P.E.C. 2021-J205                                 Issued 2021 May 13, 19:07 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 JC6                                    


Observations:
     K21J06C  C2021 04 15.37613812 09 13.649-06 15 00.73         22.57GVEJ205F51
     K21J06C  C2021 04 15.38778412 09 13.354-06 14 47.81         23.43GVEJ205F51
     K21J06C  C2021 04 15.39943412 09 13.030-06 14 35.43         22.95GVEJ205F51
     K21J06C  C2021 04 30.33602512 14 05.920-00 06 23.61         22.70GVEJ205F51
     K21J06C  C2021 04 30.34140712 14 06.105-00 06 12.46         22.17GVEJ205F51
     K21J06C  C2021 04 30.34695512 14 06.304-00 06 02.39         22.92GVEJ205F51
     K21J06C  C2021 04 30.35216812 14 06.500-00 05 51.57         22.43GVEJ205F51
     K21J06C  C2021 05 04.30096412 19 13.239+02 13 28.66         21.77GVEJ205F51
     K21J06C  C2021 05 08.27298 12 26 58.33 +05 00 20.6                VEJ205G96
     K21J06C  C2021 05 08.27812 12 26 58.97 +05 00 35.0          21.6 GVEJ205G96
     K21J06C  C2021 05 08.28651 12 26 59.96 +05 00 57.8                VEJ205G96
     K21J06C* C2021 05 12.34672812 38 50.975+08 28 49.04         21.78wUEJ205F51
     K21J06C  C2021 05 12.35728612 38 52.847+08 29 24.75         21.81wUEJ205F51
     K21J06C  C2021 05 12.37844612 38 56.623+08 30 36.42         22.06wUEJ205F51
     K21J06C  C2021 05 13.16385812 41 51.63 +09 15 44.6          21.8 GVEJ205H01
     K21J06C  C2021 05 13.16730912 41 52.29 +09 15 56.8          21.7 GVEJ205H01
     K21J06C KC2021 05 13.17737612 41 54.59 +09 16 34.8          21.52GVEJ205I52
     K21J06C  C2021 05 13.18032612 41 54.85 +09 16 43.1          21.9 GVEJ205H01
     K21J06C KC2021 05 13.18409112 41 55.93 +09 16 58.8          21.83GVEJ205I52
     K21J06C  C2021 05 13.18461112 41 55.69 +09 16 58.4          21.1 GVEJ205H01
     K21J06C ^C2021 05 13.38262812 42 39.013+09 29 05.04         21.74GVEJ205568
     K21J06C ^C2021 05 13.38360512 42 39.213+09 29 08.59         21.66GVEJ205568
     K21J06C ^C2021 05 13.38458612 42 39.412+09 29 12.08         21.69GVEJ205568

Observer details:
568 Mauna Kea.  Observers R. Wainscoat, C. Crowder, N. Manset.  Measurers R.
    Weryk, R. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, A.
    Schultz, I. Smith, M. Willman.  Measurers S. Chastel, M. Huber, Y.
    Ramanjooloo, R. Wainscoat, R. Weryk, K. Chambers, T. de Boer, L. Denneau,
    J. Fairlamb, H. Flewelling, C.-C. Lin, E. Magnier.  1.8-m Ritchey-Chretien
    + CCD.
G96 Mt. Lemmon Survey.  Observer H. Groeller.  Measurers E. J. Christensen, B.
    Gray, D. Rankin, F. C. Shelly.  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 T. A. Pruyne.
    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.

Orbital elements:
2021 JC6                                                 Earth MOID = 0.0517 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres                   
M 309.48185              (2000.0)            P               Q                  
n   0.29826676     Peri.   40.33707     -0.28346769     +0.95812857             
a   2.2185343      Node   213.25340     -0.89774809     -0.27996008             
e   0.5297088      Incl.    4.22979     -0.33718605     -0.06009995             
P   3.30           H   25.20          G   0.15           U   6                  
Residuals in seconds of arc
210415 F51  0.0   0.1+    210508 G96  0.5-  0.4-    210513 I52  0.1-  0.1-
210415 F51  0.1+  0.2+    210508 G96  0.1-  0.1-    210513 H01  0.0   0.1-
210415 F51  0.2-  0.3-    210508 G96  0.2-  0.4-    210513 I52  0.3+  0.0
210430 F51  0.3+  0.3-    210512 F51  0.3-  0.1-    210513 H01  0.0   0.0
210430 F51  0.1+  0.4+    210512 F51  0.1-  0.1-    210513 568  0.1-  0.0
210430 F51  0.0   0.3-    210512 F51  0.2+  0.0     210513 568  0.0   0.0
210430 F51  0.0   0.4+    210513 H01  0.1+  0.1-    210513 568  0.1+  0.0
210504 F51  0.1-  0.1+    210513 H01  0.1-  0.1-

Ephemeris:
2021 JC6                 a,e,i = 2.22, 0.53, 4                   q = 1.0434
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2021 04 13    12 09 43.2 -06 56 14   0.2232  1.2161   161.2    15.4    23.2
...
2021 04 28    12 12 03.1 -01 18 19   0.1536  1.1368   145.6    30.0    22.7
...
2021 05 06    12 22 09.8 +03 21 34   0.1221  1.1026   138.1    37.7    22.4
...
2021 05 12    12 37 39.8 +08 09 39   0.1006  1.0815   133.1    43.0    22.0
2021 05 13    12 41 13.7 +09 06 42   0.09726 1.0784   132.4    43.8    22.0
2021 05 14    12 45 08.9 +10 06 50   0.09395 1.0754   131.7    44.6    21.9
...
2021 05 20    13 18 25.1 +17 23 35   0.07579 1.0601   127.9    48.9    21.6
...
2021 05 28    14 46 11.0 +30 21 02   0.05902 1.0472   123.6    53.7    21.1
...
2021 06 12    19 13 13.2 +35 25 33   0.06938 1.0474   115.7    60.9    21.7

M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-J205




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