[Iaude] MPEC K139: 2020 KN3 [a=2.72,e=0.69,i=9.2,H=19.5]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Sat May 23 09:01:42 EDT 2020


M.P.E.C. 2020-K139                                 Issued 2020 May 23, 13:00 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

                                    2020 KN3                                    


Observations:
     K20K03N* C2020 05 18.55478820 45 00.324-00 40 16.16         21.06wUEK139F51
     K20K03N  C2020 05 18.56581820 45 02.910-00 39 54.96         21.14wUEK139F51
     K20K03N  C2020 05 18.57686020 45 05.522-00 39 33.55         21.55wUEK139F51
     K20K03N ^C2020 05 19.58937620 49 11.122-00 06 33.51         21.32GVEK139568
     K20K03N ^C2020 05 19.59128120 49 11.584-00 06 29.74         21.31GVEK139568
     K20K03N ^C2020 05 19.59223320 49 11.811-00 06 27.84         21.30GVEK139568
     K20K03N  C2020 05 20.57457520 53 15.382+00 26 22.35         20.91wUEK139F51
     K20K03N  C2020 05 20.58442220 53 17.788+00 26 42.21         20.74wUEK139F51
     K20K03N  C2020 05 20.59423120 53 20.205+00 27 02.14         21.22wUEK139F51
     K20K03N  C2020 05 20.60404720 53 22.613+00 27 22.05         21.14wUEK139F51
     K20K03N  C2020 05 21.40091 20 56 44.31 +00 54 34.8          20.6 GVEK139I52
     K20K03N  C2020 05 21.40343 20 56 44.96 +00 54 40.1                VEK139I52
     K20K03N  C2020 05 21.40595 20 56 45.64 +00 54 44.6          20.7 GVEK139I52
     K20K03N  C2020 05 21.41694 20 56 48.39 +00 55 07.6          21.6 GVEK139I52
     K20K03N  C2020 05 22.40304 21 01 02.68 +01 29 37.4          19.7 GVEK139I52
     K20K03N  C2020 05 22.40556 21 01 03.36 +01 29 41.9          20.9 GVEK139I52
     K20K03N  C2020 05 22.41258 21 01 05.17 +01 29 57.0          20.7 GVEK139G96
     K20K03N  C2020 05 22.41773 21 01 06.48 +01 30 08.0          20.8 GVEK139G96
     K20K03N  C2020 05 22.42289 21 01 07.82 +01 30 18.8          20.8 GVEK139G96
     K20K03N  C2020 05 22.42804 21 01 09.15 +01 30 29.9          21.0 GVEK139G96
     K20K03N  C2020 05 22.43092 21 01 09.89 +01 30 35.7          20.7 GVEK139I52
     K20K03N  C2020 05 23.40500 21 05 26.81 +02 05 29.6          19.9 GVEK139I52
     K20K03N  C2020 05 23.40691 21 05 27.15 +02 05 32.2                VEK139I52
     K20K03N  C2020 05 23.40883 21 05 27.86 +02 05 38.5          21.0 GVEK139I52

Observer details:
568 Mauna Kea.  Observers R. Wainscoat, C. Crowder, T. Burdullis.  Measurers
    R. Weryk, R. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
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 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.
I52 Steward Observatory, Mt. Lemmon Station.  Observers T. A. Pruyne, D. C.
    Fuls.  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:
2020 KN3                                                 Earth MOID = 0.0568 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5                  Veres
M 346.41474              (2000.0)            P               Q
n   0.22012632     Peri.  154.21426     +0.98886084     +0.14057467
a   2.7165732      Node   197.90865     -0.14843045     +0.95579302
e   0.6861341      Incl.    9.15372     +0.01107411     +0.25826046
P   4.48           H   19.5           G   0.15           U   9
Residuals in seconds of arc
200518 F51  0.1+  0.1+    200520 F51  0.0   0.1-    200522 G96  0.3+  0.1+
200518 F51  0.1-  0.0     200520 F51  0.0   0.1-    200522 G96  0.1+  0.1+
200518 F51  0.0   0.1+    200521 I52  0.6-  0.0     200522 G96  0.3+  0.0
200519 568  0.1-  0.1-    200521 I52  0.4-  0.1+    200522 G96  0.4+  0.1+
200519 568  0.0   0.1-    200521 I52  0.3+  0.6-    200522 I52  0.4+  0.2-
200519 568  0.1-  0.1-    200521 I52  0.2+  0.4-    200523 I52  0.3+  0.4+
200520 F51  0.1+  0.1+    200522 I52  0.3-  0.8+    200523 I52  2.1-  1.2-
200520 F51  0.1-  0.1-    200522 I52  0.2+  0.1-    200523 I52  0.9+  0.9+

Ephemeris:
2020 KN3                 a,e,i = 2.72, 0.69, 9                   q = 0.8526
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 04 23    19 22 53.9 -10 34 19   1.0658  1.6102   102.0    37.6    22.2
...
2020 05 08    20 06 52.1 -05 36 21   0.8373  1.4633   104.4    41.9    21.6
...
2020 05 16    20 35 02.5 -01 59 43   0.7313  1.3846   104.1    45.1    21.3
...
2020 05 22    20 59 17.4 +01 15 30   0.6608  1.3257   102.8    48.1    21.0
2020 05 23    21 03 38.6 +01 50 58   0.6499  1.3160   102.5    48.7    21.0
2020 05 24    21 08 05.7 +02 27 17   0.6392  1.3062   102.1    49.3    20.9
...
2020 05 30    21 37 03.6 +06 22 36   0.5813  1.2482    99.4    53.3    20.8
...
2020 06 07    22 22 36.4 +12 15 35   0.5218  1.1725    93.9    59.7    20.6
...
2020 06 22    00 10 37.1 +23 10 05   0.4763  1.0404    79.4    73.8    20.6

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-K139




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