[Iaude] MPEC J97: 2021 JJ2 [a=2.11,e=0.49,i=6.6,H=25.6]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Sat May 8 02:30:07 EDT 2021


M.P.E.C. 2021-J97                                   Issued 2021 May 8, 06:28 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 JJ2                                    


Observations:
     K21J02J* C2021 05 06.36048514 55 42.06 +17 02 11.7          21.48GVEJ097G96
     K21J02J  C2021 05 06.36517814 55 44.01 +17 01 47.4          21.35GVEJ097G96
     K21J02J  C2021 05 06.36988314 55 45.92 +17 01 22.9          21.42GVEJ097G96
     K21J02J  C2021 05 06.37458214 55 47.85 +17 00 58.6          21.52GVEJ097G96
     K21J02J KC2021 05 06.39725114 55 57.18 +16 59 00.6          20.90GVEJ097G96
     K21J02J KC2021 05 06.39846814 55 57.70 +16 58 54.2          20.84GVEJ097G96
     K21J02J KC2021 05 06.39968614 55 58.20 +16 58 47.7          21.25GVEJ097G96
     K21J02J KC2021 05 06.45731414 56 22.40 +16 53 43.8          21.53GVEJ097V06
     K21J02J KC2021 05 06.45909114 56 23.16 +16 53 34.4          20.99GVEJ097V06
     K21J02J KC2021 05 06.46087014 56 23.90 +16 53 25.3          20.86GVEJ097V06
     K21J02J KC2021 05 06.46264814 56 24.68 +16 53 15.5          21.22GVEJ097V06
     K21J02J KC2021 05 07.24020415 02 30.33 +15 43 42.1          20.9 VuEJ097H21
     K21J02J KC2021 05 07.24601515 02 32.83 +15 43 09.7          20.9 VuEJ097H21
     K21J02J KC2021 05 07.24865915 02 36.78 +15 43 06.1          21.28GVEJ097I52
     K21J02J KC2021 05 07.25114715 02 35.09 +15 42 40.9          21.1 VuEJ097H21
     K21J02J KC2021 05 07.25285215 02 38.55 +15 42 43.3          20.49GVEJ097I52
     K21J02J KC2021 05 07.25790415 02 40.77 +15 42 15.7          21.26GVEJ097I52
     K21J02J bC2021 05 07.95529815 08 15.32 +14 34 46.9          21.3 GVEJ097L01
     K21J02J bC2021 05 07.95811515 08 16.58 +14 34 29.7          21.2 GVEJ097L01
     K21J02J bC2021 05 07.96049815 08 17.63 +14 34 16.5          21.3 GVEJ097L01
     K21J02J bC2021 05 07.96309615 08 18.80 +14 34 00.2          21.6 GVEJ097L01
     K21J02J bC2021 05 07.96568315 08 20.00 +14 33 44.5          21.5 GVEJ097L01
     K21J02J KC2021 05 08.20291615 10 21.51 +14 10 08.1          21.1 VqEJ097858
     K21J02J KC2021 05 08.20923915 10 24.46 +14 09 29.5          20.4 VqEJ097858
     K21J02J KC2021 05 08.21647215 10 27.79 +14 08 46.7          21.3 VqEJ097858

Observer details:
858 Tebbutt Observatory, Edgewood.  Observer F. B. Zoltowski.  0.51-m Schmidt-
    Cassegrain + CCD.
G96 Mt. Lemmon Survey.  Observer H. Groeller.  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.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.76-m f/3.0
    astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer G. J. Leonard.
    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.
V06 Catalina Sky Survey-Kuiper.  Observer G. J. Leonard.  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.  1.55-m reflector +
    1K CCD.

Orbital elements:
2021 JJ2                                                 Earth MOID = 0.0527 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Bell                    
M 311.40881              (2000.0)            P               Q                  
n   0.32251460     Peri.  172.41579     -0.55418841     +0.82598062             
a   2.1058938      Node    63.87540     -0.76960652     -0.46124670             
e   0.4943224      Incl.    6.59440     -0.31714509     -0.32404860             
P   3.06           H   25.61          G   0.15           U   9                  
Residuals in seconds of arc
210506 G96  0.3-  0.1+    210506 V06  0.2-  0.2+    210507 L01  0.2+  0.0
210506 G96  0.2+  0.1+    210506 V06  0.1+  0.2-    210507 L01  0.2-  1.1+
210506 G96  0.0   0.1-    210507 H21  0.3-  0.2+    210507 L01  0.4-  0.2+
210506 G96  0.0   0.1+    210507 H21  0.5-  0.2+    210507 L01  0.0   0.0
210506 G96  0.2-  0.2+    210507 I52  0.2+  0.4-    210508 858  0.3-  0.1+
210506 G96  0.1+  0.1+    210507 H21  0.2+  0.0     210508 858  0.2+  0.5-
210506 G96  0.0   0.0     210507 I52  0.3-  0.1-    210508 858  0.2+  0.3+
210506 V06  0.1+  0.2-    210507 I52  0.3+  0.2+
210506 V06  0.1+  0.2-    210507 L01  0.5+  0.4+

Ephemeris:
2021 JJ2                 a,e,i = 2.11, 0.49, 7                   q = 1.0649
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2021 04 08    13 14 18.7 +27 48 15   0.1816  1.1548   145.1    29.8    23.5
...
2021 04 23    13 47 03.0 +26 58 11   0.1193  1.1000   140.4    35.6    22.7
...
2021 05 01    14 21 18.0 +22 52 07   0.09075 1.0805   142.0    35.0    22.0
...
2021 05 07    15 00 37.0 +16 06 37   0.07273 1.0708   147.1    30.8    21.4
2021 05 08    15 08 36.5 +14 31 28   0.07018 1.0697   148.4    29.6    21.3
2021 05 09    15 17 02.8 +12 47 02   0.06780 1.0686   149.8    28.4    21.2
...
2021 05 15    16 16 46.3 -00 55 28   0.05802 1.0650   158.4    20.5    20.6
...
2021 05 23    17 50 06.9 -22 12 12   0.06071 1.0674   154.1    24.5    20.8
...
2021 06 07    19 55 15.4 -40 31 17   0.1011  1.0934   139.2    37.3    22.3

M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-J97




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