[Iaude] MPEC J196: 2021 JU5 [a=2.15,e=0.71,i=17.8,H=21.0]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Thu May 13 06:52:01 EDT 2021


M.P.E.C. 2021-J196                                 Issued 2021 May 13, 10:50 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 JU5                                    


Observations:
     K21J05U  C2021 05 05.41177 16 31 10.40 +25 46 33.9          21.4 GVEJ196G96
     K21J05U  C2021 05 05.42395 16 31 09.90 +25 47 02.2          21.2 GVEJ196G96
     K21J05U  C2021 05 05.42916 16 31 09.78 +25 47 14.6          21.6 GVEJ196G96
     K21J05U* C2021 05 11.56222316 27 02.937+30 10 43.41         21.32wUEJ196F51
     K21J05U  C2021 05 11.57391316 27 02.219+30 11 15.84         21.33wUEJ196F51
     K21J05U  C2021 05 11.58430016 27 01.573+30 11 44.46         21.52wUEJ196F51
     K21J05U  C2021 05 11.58494616 27 01.530+30 11 46.46         21.46wUEJ196F51
     K21J05U  C2021 05 11.59528116 27 00.906+30 12 14.84         21.47wUEJ196F51
     K21J05U  C2021 05 11.59592516 27 00.852+30 12 16.72         21.71wUEJ196F51
     K21J05U KC2021 05 12.21431216 26 27.94 +30 41 17.2          21.17GVEJ196I52
     K21J05U KC2021 05 12.21850816 26 27.65 +30 41 28.7          21.19GVEJ196I52
     K21J05U KC2021 05 12.22690316 26 27.13 +30 41 53.4          21.06GVEJ196I52
     K21J05U KC2021 05 13.25858316 25 23.60 +31 31 34.3          21.4 VuEJ196H21
     K21J05U KC2021 05 13.26468516 25 23.16 +31 31 51.9          21.3 VuEJ196H21
     K21J05U KC2021 05 13.26730016 25 22.99 +31 31 59.3          21.2 VuEJ196H21
     K21J05U KC2021 05 13.31827816 25 19.87 +31 34 31.2          21.32GVEJ196I52
     K21J05U KC2021 05 13.32247916 25 19.56 +31 34 43.6          21.01GVEJ196I52
     K21J05U KC2021 05 13.32667816 25 19.26 +31 34 56.2          21.37GVEJ196I52

Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz, M.
    Willman.  Measurers K. Chambers, S. Chastel, T. de Boer, L. Denneau, J.
    Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo,
    R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  Observer D. Rankin.  Measurers B. Gray, D. Rankin, F.
    C. Shelly.  1.5-m reflector + 10K CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers T. Linder, R. Holmes, L. Horn.  0.76-m f/3.0 astrograph + 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 JU5                                                 Earth MOID = 0.1801 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres                   
M 290.64758              (2000.0)            P               Q                  
n   0.31334676     Peri.  227.05396     +0.89885352     +0.33314402             
a   2.1467719      Node   111.62543     -0.25629445     +0.92662766             
e   0.7123692      Incl.   17.83642     -0.35549332     +0.17428780             
P   3.15           H   21.02          G   0.15           U   8                  
Residuals in seconds of arc
210505 G96  0.6+  0.3+    210511 F51  0.1-  0.1+    210513 H21  0.2-  0.3+
210505 G96  0.6-  0.2-    210511 F51  0.1+  0.0     210513 H21  0.3-  0.0
210505 G96  0.1+  0.1-    210511 F51  0.1-  0.1+    210513 H21  0.0   0.3-
210511 F51  0.1-  0.1-    210512 I52  0.2+  0.2+    210513 I52  0.1+  0.1-
210511 F51  0.0   0.0     210512 I52  0.0   0.4-    210513 I52  0.1+  0.0
210511 F51  0.0   0.1-    210512 I52  0.1+  0.1+    210513 I52  0.1+  0.2+

Ephemeris:
2021 JU5                 a,e,i = 2.15, 0.71, 18                  q = 0.6175
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2021 04 13    16 29 39.3 +14 20 19   0.8353  1.6582   128.7    28.2    23.0
...
2021 04 28    16 33 00.5 +21 18 36   0.6259  1.4999   132.1    29.9    22.2
...
2021 05 06    16 30 53.9 +26 10 01   0.5269  1.4118   131.0    32.6    21.8
...
2021 05 12    16 26 39.3 +30 31 10   0.4585  1.3442   128.5    36.0    21.4
2021 05 13    16 25 39.8 +31 18 59   0.4476  1.3329   127.9    36.8    21.4
2021 05 14    16 24 34.6 +32 08 11   0.4369  1.3214   127.2    37.5    21.3
...
2021 05 20    16 15 38.5 +37 36 26   0.3753  1.2522   122.1    43.2    21.1
...
2021 05 28    15 53 25.3 +46 50 55   0.3015  1.1583   111.5    54.5    20.7
...
2021 06 12    12 33 57.6 +70 16 15   0.2024  0.9799    74.2    94.3    20.9

M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-J196




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