[Iaude] MPEC J15: 2021 JA [a=1.62,e=0.48,i=8.3,H=23.9]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Sun May 2 09:45:30 EDT 2021


M.P.E.C. 2021-J15                                   Issued 2021 May 2, 13:44 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 JA                                     


Observations:
     K21J00A  C2021 04 17.42453 16 40 36.78 +44 29 33.2          19.6 GVEJ015703
     K21J00A  C2021 04 17.43009 16 40 29.16 +44 27 23.0          19.5 GVEJ015703
     K21J00A  C2021 04 21.35833 15 43 25.30 +20 20 34.8          19.3 GVEJ015703
     K21J00A  C2021 04 21.36374 15 43 22.01 +20 18 53.2          19.6 GVEJ015703
     K21J00A  C2021 04 21.37456 15 43 15.21 +20 15 28.1          19.4 GVEJ015703
     K21J00A* C2021 05 01.37922114 53 36.60 -09 39 42.4          19.67GVEJ015G96
     K21J00A  C2021 05 01.38480114 53 35.59 -09 40 12.4          19.69GVEJ015G96
     K21J00A  C2021 05 01.39037014 53 34.60 -09 40 42.5          19.73GVEJ015G96
     K21J00A  C2021 05 01.39593814 53 33.60 -09 41 12.3          19.81GVEJ015G96
     K21J00A  C2021 05 01.41378614 53 30.26 -09 42 49.2          19.6 GVEJ015H01
     K21J00A  C2021 05 01.42037114 53 29.10 -09 43 24.7          19.4 GVEJ015H01
     K21J00A  C2021 05 01.42820214 53 27.74 -09 44 06.5          19.7 GVEJ015H01
     K21J00A mC2021 05 01.43007114 53 27.58 -09 44 15.5          19.54GVEJ015I52
     K21J00A mC2021 05 01.43084514 53 27.48 -09 44 19.0          19.32GVEJ015I52
     K21J00A mC2021 05 01.43161714 53 27.32 -09 44 23.6                VEJ015I52
     K21J00A KC2021 05 02.05411514 51 57.06 -10 38 35.3          19.9 GVEJ015I93
     K21J00A KC2021 05 02.06172414 51 55.84 -10 39 13.8          19.8 GVEJ015I93
     K21J00A KC2021 05 02.06952314 51 54.56 -10 39 52.1          19.9 GVEJ015I93
     K21J00A KC2021 05 02.26620214 51 29.31 -10 55 59.0          19.79GVEJ015I52
     K21J00A KC2021 05 02.26875514 51 28.89 -10 56 11.3          19.62GVEJ015I52
     K21J00A KC2021 05 02.27130914 51 28.46 -10 56 23.7          19.70GVEJ015I52

Observer details:
703 Catalina Sky Survey.  Observers H. Groeller, R. A. Kowalski.  Measurers B.
    Gray, D. Rankin, F. C. Shelly.  0.68-m Schmidt + 10K CCD.
G96 Mt. Lemmon Survey.  Observer D. Rankin.  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.
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 K. W. Wierzchos.
    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.
I93 St Pardon de Conques.  Observers F. Losse, W. D'Anna.  Measurer F. Losse.
    0.40-m f/3.7 reflector + CCD.

Orbital elements:
2021 JA                                                  Earth MOID = 0.0490 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres                   
M 323.99747              (2000.0)            P               Q                  
n   0.47712328     Peri.  100.26805     -0.82246392     -0.55937259             
a   1.6219930      Node    45.81151     +0.44909229     -0.74994402             
e   0.4756752      Incl.    8.27693     +0.34909771     -0.35310944             
P   2.07           H   23.99          G   0.15           U   8                  
Residuals in seconds of arc
210417 703  0.7-  0.3-    210501 G96  0.0   0.1-    210501 I52  0.1+  0.1-
210417 703  0.7+  0.3+    210501 G96  0.1-  0.0     210502 I93  0.5-  0.7+
210421 703  1.1-  0.2-    210501 H01  0.1-  0.1+    210502 I93  0.1+  0.3+
210421 703  0.5+  0.5+    210501 H01  0.2-  0.1-    210502 I93  0.1+  1.0+
210421 703  0.6+  0.2-    210501 H01  0.2-  0.1-    210502 I52  0.1+  0.2-
210501 G96  0.1+  0.1-    210501 I52  0.1-  0.3-    210502 I52  0.1+  0.2+
210501 G96  0.1-  0.0     210501 I52  0.5+  0.4+    210502 I52  0.0   0.3+

Ephemeris:
2021 JA                  a,e,i = 1.62, 0.48, 8                   q = 0.8505
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2021 04 02    00 46 20.9 +55 53 39   0.1105  0.9340    51.1   123.6    24.2
...
2021 04 17    16 50 21.7 +47 14 42   0.05019 1.0209   108.5    68.8    20.0
...
2021 04 25    15 17 19.2 +04 52 25   0.07424 1.0739   155.4    22.9    19.6
...
2021 05 01    14 54 37.7 -09 03 44   0.1090  1.1156   172.0     7.2    19.9
2021 05 02    14 52 06.0 -10 32 57   0.1154  1.1226   173.9     5.5    20.0
2021 05 03    14 49 48.5 -11 52 47   0.1220  1.1297   175.6     3.9    20.0
...
2021 05 09    14 39 45.2 -17 32 09   0.1639  1.1727   174.4     4.9    20.8
...
2021 05 17    14 32 50.8 -21 35 17   0.2256  1.2309   165.3    12.0    21.9
...
2021 06 01    14 31 30.9 -25 00 10   0.3586  1.3401   151.5    21.2    23.4

M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-J15




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