[Iaude] MPEC J135: 2021 JH3 [a=2.23,e=0.57,i=8.6,H=26.9]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Mon May 10 02:21:26 EDT 2021


M.P.E.C. 2021-J135                                 Issued 2021 May 10, 06:20 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 JH3                                    


Observations:
     K21J03H*KC2021 05 08.14088 14 43 44.79 +03 37 04.5          20.7 GVEJ135W16
     K21J03H KC2021 05 08.14628 14 43 47.08 +03 36 19.4          20.5 GVEJ135W16
     K21J03H KC2021 05 08.15158 14 43 49.44 +03 35 36.4          20.3 GVEJ135W16
     K21J03H KC2021 05 08.15689 14 43 51.66 +03 34 52.8          20.5 GVEJ135W16
     K21J03H KC2021 05 08.16220 14 43 53.88 +03 34 07.5          20.6 GVEJ135W16
     K21J03H KC2021 05 08.16750 14 43 56.21 +03 33 23.0          20.5 GVEJ135W16
     K21J03H  C2021 05 09.33061014 55 25.55 +00 16 31.6          20.88GVEJ135G96
     K21J03H  C2021 05 09.33580814 55 28.92 +00 15 27.3          20.37GVEJ135G96
     K21J03H  C2021 05 09.34574814 55 35.18 +00 13 24.7          20.15GVEJ135G96
     K21J03H  C2021 05 09.35095714 55 38.54 +00 12 20.2          20.19GVEJ135G96
     K21J03H hC2021 05 09.95938915 03 57.43 -02 09 04.6          20.4 GVEJ135L01
     K21J03H hC2021 05 09.96146515 03 59.14 -02 09 36.9          20.4 GVEJ135L01
     K21J03H pC2021 05 09.96364115 04 00.98 -02 10 10.6          20.5 GVEJ135L01
     K21J03H hC2021 05 09.96619415 04 03.08 -02 10 50.1          20.2 GVEJ135L01
     K21J03H KC2021 05 10.17559215 07 28.87 -03 06 59.5          20.2 VuEJ135H21
     K21J03H KC2021 05 10.17764215 07 30.71 -03 07 33.8          20.1 VuEJ135H21
     K21J03H KC2021 05 10.17956615 07 32.44 -03 08 06.2          20.2 VuEJ135H21

Observer details:
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 T. Linder, R. Holmes, L. Horn.  0.76-m f/3.0 astrograph + CCD.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
    + CCD.
W16 Pleasant Groves Observatory.  Observer M. Holbrook.  0.36-m reflector +
    CCD.

Orbital elements:
2021 JH3                                                 Earth MOID = 0.0087 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Bell                    
M 308.37985              (2000.0)            P               Q                  
n   0.29629367     Peri.  214.67645     -0.06365350     +0.99105049             
a   2.2283726      Node    51.96105     -0.87859770     +0.00010928             
e   0.5685834      Incl.    8.56768     -0.47330150     -0.13348753             
P   3.33           H   26.92          G   0.15           U   9                  
Residuals in seconds of arc
210508 W16  0.3+  0.0     210509 G96  0.5-  0.2+    210509 L01  0.4+  0.1+
210508 W16  0.2-  0.5-    210509 G96  0.7+  0.2-    210509 L01  0.2+  0.3+
210508 W16  1.0+  0.4+    210509 G96  0.3-  0.0     210510 H21  0.2+  0.3-
210508 W16  0.0   0.9+    210509 G96  0.0   0.1-    210510 H21  0.0   0.0
210508 W16  0.9-  0.1-    210509 L01  0.2-  0.1+    210510 H21  0.1-  0.1+
210508 W16  0.0   0.5-    210509 L01  0.2-  0.0

Ephemeris:
2021 JH3                 a,e,i = 2.23, 0.57, 9                   q = 0.9614
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2021 04 10    14 00 16.4 +12 42 16   0.2420  1.2275   156.5    19.0    25.3
...
2021 04 25    14 07 51.4 +12 43 56   0.1299  1.1243   154.2    22.9    23.8
...
2021 05 03    14 19 50.2 +10 05 06   0.07530 1.0761   153.8    24.4    22.6
...
2021 05 09    14 51 42.5 +01 22 43   0.03659 1.0442   161.1    18.2    20.8
2021 05 10    15 04 34.1 -02 15 55   0.03058 1.0393   164.7    14.8    20.3
2021 05 11    15 23 37.2 -07 37 15   0.02492 1.0345   169.4    10.4    19.6
...
2021 05 17    23 33 17.2 -41 31 31   0.02401 1.0084    82.5    96.1    22.3
...
2021 05 25    01 14 14.6 -26 14 01   0.07312 0.9818    63.0   113.2    25.6
...
2021 06 09    01 40 33.8 -20 25 06   0.1689  0.9608    66.6   104.1    26.8

M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-J135




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