[Iaude] MPEC J70: 2021 JT1 [a=1.29,e=0.20,i=4.1,H=25.6]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Thu May 6 00:56:32 EDT 2021


M.P.E.C. 2021-J70                                   Issued 2021 May 6, 04:55 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 JT1                                    


Observations:
     K21J01T  C2021 05 04.31119 14 22 57.69 +29 07 33.2                VEJ070G96
     K21J01T  C2021 05 04.31635 14 22 58.19 +29 07 06.5          21.3 GVEJ070G96
     K21J01T  C2021 05 04.32151 14 22 58.67 +29 06 37.4          21.7 GVEJ070G96
     K21J01T* C2021 05 05.33171414 25 15.77 +27 34 42.2          21.83GVEJ070G96
     K21J01T  C2021 05 05.33690414 25 16.25 +27 34 13.3          21.02GVEJ070G96
     K21J01T  C2021 05 05.34211114 25 16.75 +27 33 43.7          21.82GVEJ070G96
     K21J01T  C2021 05 05.34731514 25 17.26 +27 33 15.6          21.89GVEJ070G96
     K21J01T  C2021 05 05.37338714 25 19.38 +27 30 46.0          21.3 GVEJ070H01
     K21J01T  C2021 05 05.37786314 25 19.81 +27 30 20.8          21.2 GVEJ070H01
     K21J01T  C2021 05 05.38716814 25 20.74 +27 29 28.6          21.9 GVEJ070H01
     K21J01T  C2021 05 05.39437514 25 21.46 +27 28 47.9          22.2 GVEJ070H01
     K21J01T KC2021 05 06.15144614 27 08.07 +26 19 51.6          22.0 VuEJ070H21
     K21J01T KC2021 05 06.15834214 27 08.70 +26 19 14.2                uEJ070H21

Observer details:
G96 Mt. Lemmon Survey.  Observer D. Rankin.  Measurers B. Gray, D. Rankin, F.
    C. Shelly, 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, R. L. Seaman, K. W. Wierzchos.  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.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  1.3-m f/4.0
    astrograph + CCD.

Orbital elements:
2021 JT1                                                 Earth MOID = 0.0735 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Bell                    
M 290.78261              (2000.0)            P               Q                  
n   0.67072751     Peri.  101.19777     -0.98987298     +0.12280518             
a   1.2925241      Node    85.88479     -0.14114675     -0.90493391             
e   0.2003979      Incl.    4.09387     +0.01513556     -0.40744755             
P   1.47           H   25.61          G   0.15           U   9                  
Residuals in seconds of arc
210504 G96  0.0   0.9-    210505 G96  0.1+  0.4-    210505 H01  0.2-  0.3+
210504 G96  0.1+  0.8+    210505 G96  0.4+  0.4+    210506 H21  0.1+  0.2+
210504 G96  0.1-  0.1+    210505 H01  0.0   0.4+    210506 H21  0.1-  0.3-
210505 G96  0.3-  0.6+    210505 H01  0.2-  0.3+
210505 G96  0.2-  0.4+    210505 H01  0.1-  0.4+

Ephemeris:
2021 JT1                 a,e,i = 1.29, 0.20, 4                   q = 1.0335
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2021 04 06    12 22 44.1 +61 48 21   0.08470 1.0347   111.5    64.1    22.6
...
2021 04 21    13 41 51.7 +47 57 08   0.07811 1.0464   120.2    56.1    22.2
...
2021 04 29    14 09 13.1 +37 03 47   0.07808 1.0573   128.4    48.3    22.0
...
2021 05 05    14 24 33.0 +28 05 07   0.08062 1.0674   135.4    41.6    21.9
2021 05 06    14 26 45.6 +26 34 10   0.08130 1.0693   136.6    40.5    21.9
2021 05 07    14 28 53.1 +25 03 21   0.08205 1.0711   137.7    39.3    21.9
...
2021 05 13    14 40 10.3 +16 10 39   0.08828 1.0833   144.2    33.1    21.9
...
2021 05 21    14 52 33.4 +05 31 09   0.1013  1.1015   150.6    26.8    22.1
...
2021 06 05    15 12 16.2 -09 13 58   0.1397  1.1406   152.7    24.1    22.7

M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-J70




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