[Iaude] MPEC J46: 2020 JR [a=1.39,e=0.34,i=1.8,H=25.0]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Thu May 7 10:52:39 EDT 2020


M.P.E.C. 2020-J46                                   Issued 2020 May 7, 14:50 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

                                    2020 JR                                     


Observations:
     K20J00R* C2020 05 06.32727 16 08 53.78 +51 14 38.4                VEJ046G96
     K20J00R  C2020 05 06.33254 16 08 54.66 +51 07 51.6          17.1 GVEJ046G96
     K20J00R  C2020 05 06.33780 16 08 55.61 +51 01 04.2          17.0 GVEJ046G96
     K20J00R  C2020 05 06.34307 16 08 56.51 +50 54 15.8          18.8 GVEJ046G96
     K20J00R  C2020 05 06.38933 16 09 04.30 +49 54 17.4          16.8 GVEJ046I52
     K20J00R  C2020 05 06.39013 16 09 04.42 +49 53 15.1          17.3 GVEJ046I52
     K20J00R  C2020 05 06.39093 16 09 04.56 +49 52 12.9          17.0 GVEJ046I52
     K20J00R  C2020 05 06.39173 16 09 04.70 +49 51 10.6          17.1 GVEJ046I52
     K20J00R  C2020 05 06.45998 16 09 18.09 +48 22 18.3          17.2 GVEJ046I52
     K20J00R  C2020 05 06.46078 16 09 18.28 +48 21 15.8          16.9 GVEJ046I52
     K20J00R  C2020 05 06.46158 16 09 18.46 +48 20 13.3          16.7 GVEJ046I52
     K20J00R  C2020 05 06.46238 16 09 18.65 +48 19 11.0          17.4 GVEJ046I52
     K20J00R  C2020 05 06.70613 16 12 24.39 +43 14 01.0          16.8 GVEJ046N88
     K20J00R  C2020 05 06.70744 16 12 24.59 +43 12 28.9          17.2 GVEJ046N88
     K20J00R  C2020 05 06.71013 16 12 24.97 +43 09 16.5          17.6 GVEJ046N88
     K20J00R  C2020 05 06.71149 16 12 25.22 +43 07 38.6          16.9 GVEJ046N88
     K20J00R  C2020 05 06.71288 16 12 25.38 +43 05 59.4          17.0 GVEJ046N88
     K20J00R  C2020 05 06.71396 16 12 25.60 +43 04 44.1          17.2 GVEJ046N88
     K20J00R KC2020 05 06.80713 16 13 19.39 +41 09 45.4          17.0 GVEJ046595
     K20J00R KC2020 05 06.80968 16 13 20.12 +41 06 50.0          17.7 GVEJ046595
     K20J00R KC2020 05 06.81223 16 13 20.77 +41 03 54.9          16.7 GVEJ046595
     K20J00R KC2020 05 06.81861 16 13 22.56 +40 56 36.8          17.7 GVEJ046595
     K20J00R KC2020 05 06.82418316 13 24.48 +40 50 21.6          17.4 GVEJ046L01
     K20J00R  C2020 05 06.82561916 13 24.84 +40 48 43.0          17.5 GVEJ046L01
     K20J00R  C2020 05 06.82592316 13 24.90 +40 48 22.2          17.4 GVEJ046L01
     K20J00R  C2020 05 06.82654216 13 25.10 +40 47 40.0          17.4 GVEJ046L01
     K20J00R KC2020 05 06.82746716 13 25.29 +40 46 36.7          17.6 GVEJ046L01
     K20J00R  C2020 05 06.82837016 13 25.48 +40 45 34.9          17.5 GVEJ046L01
     K20J00R KC2020 05 06.83194 16 13 24.58 +40 40 26.5          17.2 GVEJ046A17
     K20J00R KC2020 05 06.83693 16 13 25.99 +40 34 44.4          17.5 GVEJ046A17
     K20J00R KC2020 05 06.84171 16 13 27.20 +40 29 16.9          17.4 GVEJ046A17
     K20J00R KC2020 05 06.84654 16 13 28.46 +40 23 47.0          17.3 GVEJ046A17
     K20J00R KC2020 05 06.86329916 13 34.05 +40 03 38.6          17.0 GVEJ046J95
     K20J00R KC2020 05 06.86729016 13 35.10 +39 59 07.0          17.4 GVEJ046J95
     K20J00R KC2020 05 06.87464216 13 36.94 +39 50 47.6          17.7 GVEJ046J95
     K20J00R KC2020 05 06.87816616 13 37.82 +39 46 48.4          17.2 GVEJ046J95
     K20J00R KC2020 05 06.88977716 13 40.13 +39 35 46.2          17.3 GVEJ046K63
     K20J00R KC2020 05 06.89262416 13 40.59 +39 32 34.7          16.7 GVEJ046K63
     K20J00R KC2020 05 06.89516416 13 40.93 +39 29 41.6          18.5 GVEJ046K63
     K20J00R KC2020 05 06.89666816 13 40.03 +39 25 39.8          17.6 GVEJ046Z99
     K20J00R KC2020 05 06.89826716 13 40.35 +39 23 52.0          17.4 GVEJ046Z99
     K20J00R KC2020 05 06.89989016 13 40.68 +39 22 02.2          17.4 GVEJ046Z99
     K20J00R KC2020 05 06.90158616 13 41.03 +39 20 07.2          17.7 GVEJ046Z99
     K20J00R KC2020 05 06.91589116 13 45.29 +39 04 19.7          17.2 GVEJ046Z80
     K20J00R KC2020 05 06.92005816 13 46.05 +38 59 38.8          17.2 GVEJ046Z80
     K20J00R KC2020 05 06.92422516 13 46.83 +38 54 57.9          17.4 GVEJ046Z80
     K20J00R KC2020 05 06.95683 16 13 46.27 +38 19 10.8          17.3 GVEJ046K87
     K20J00R KC2020 05 06.96752 16 13 47.37 +38 07 11.1          17.1 GVEJ046K87
     K20J00R KC2020 05 06.97823 16 13 48.46 +37 55 11.6          17.5 GVEJ046K87
     K20J00R KC2020 05 06.99427116 13 56.31 +37 36 40.9          17.5 GVEJ046Z80
     K20J00R KC2020 05 06.99716416 13 56.59 +37 33 28.2          17.0 GVEJ046Z80
     K20J00R KC2020 05 07.00005816 13 56.90 +37 30 15.6          16.9 GVEJ046Z80
     K20J00R KC2020 05 07.00295116 13 57.20 +37 27 02.1          17.2 GVEJ046Z80
     K20J00R KC2020 05 07.00607616 13 57.56 +37 23 34.2          17.1 GVEJ046Z80
     K20J00R KC2020 05 07.00954 16 13 59.20 +37 21 07.4          17.4 VqEJ046I93
     K20J00R KC2020 05 07.01406 16 13 59.49 +37 16 06.4          17.3 VqEJ046I93
     K20J00R KC2020 05 07.01804 16 13 59.75 +37 11 41.4          17.4 VqEJ046I93
     K20J00R KC2020 05 07.25360 16 15 17.81 +32 59 06.1          17.1 RqEJ046H36
     K20J00R KC2020 05 07.25628 16 15 17.85 +32 56 20.7          17.1 RqEJ046H36
     K20J00R KC2020 05 07.25760 16 15 17.87 +32 54 59.2          17.1 RqEJ046H36
     K20J00R KC2020 05 07.25890 16 15 17.90 +32 53 40.0          17.0 RqEJ046H36

Observer details:
595 Farra d'Isonzo.  Observer E. Pettarin.  0.40-m f/5.15 reflector + CCD.
A17 Guidestar Observatory, Weinheim.  Observers M. Emmerich, S. Melchert.  
    0.36-m f/6 Schmidt-Cassegrain + CCD.
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.
H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.56-m f/4.1 reflector + 
   CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer R. A. Kowalski.  
    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.  Observer F. Losse.  0.40-m f/3.7 reflector + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3 Schmidt-Cassegrain 
   + CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli.  Observer R. Bacci.  0.4-m 
   f/3.2 Newtonian reflector + CCD.
K87 Dettelbach Vineyard Observatory.  Observer B. Haeusler.  0.3-m f/5.7 
   Schmidt-Cassegrain + CCD.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector + 
   CCD.
N88 Xingming Observatory #3, Nanshan.  Observer X. Gao.  Measurer Q.-Z. Ye.  
    0.6-m f/8 Ritchey-Chretien + CCD.
Z80 Northolt Branch Observatory.  Observer G. Wells.  Measurers G. Wells, D. 
   Bamberger.  0.25-m f/8.0 Ritchey-Chretien + CCD.
Z99 Clixby Observatory, Cleethorpes.  Observer A. Mickleburgh.  0.36-m f/8 
   Schmidt-Cassegrain + CCD.

Orbital elements:
2020 JR                                                  Earth MOID = 0.0111 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5                  Holman
M  40.76032              (2000.0)            P               Q
n   0.60374454     Peri.  107.66265     -0.99368307     -0.10866776
a   1.3864384      Node    66.10634     +0.08779792     -0.90830986
e   0.3412001      Incl.    1.75635     +0.06989618     -0.40393627
P   1.63           H   25.0           G   0.15           U   4
Residuals in seconds of arc
200506 G96  0.5+  1.3-    200506 595  0.4-  0.0     200506 Z99  0.0   0.5-
200506 G96  0.1-  0.1+    200506 L01  0.0   0.2+    200506 Z80  0.4-  0.3+
200506 G96  0.1+  0.3+    200506 L01  0.1-  0.1-    200506 Z80  0.3-  0.4+
200506 G96  0.0   0.6+    200506 L01  0.3-  0.0     200506 Z80  0.3+  0.4+
200506 I52  0.1+  0.1-    200506 L01  0.2+  0.2+    200506 K87  0.2+  0.3-
200506 I52  0.0   0.0     200506 L01  0.3-  0.2+    200506 K87  0.0   0.6-
200506 I52  0.0   0.2+    200506 L01  0.7-  0.3+    200506 K87  0.4+  0.1-
200506 I52  0.0   0.2+    200506 A17  0.5-  0.6+    200506 Z80  0.0   0.5+
200506 I52  0.1+  0.2+    200506 A17  0.2+  0.2+    200506 Z80  0.3-  0.8+
200506 I52  0.1+  0.3+    200506 A17  0.3-  0.3-    200507 Z80  0.2-  1.3+
200506 I52  0.1+  0.4+    200506 A17  0.1+  0.0     200507 Z80  0.1-  0.6+
200506 I52  0.1+  0.6+    200506 J95  0.1+  0.2+    200507 Z80  0.4+  1.0+
200506 N88  0.3+  1.1-    200506 J95  0.1+  0.1+    200507 I93  0.0   0.3+
200506 N88  0.2+  0.1+    200506 J95  0.2-  0.2+    200507 I93  0.0   0.0
200506 N88  0.3-  0.6-    200506 J95  0.1+  0.3+    200507 I93  0.2+  0.2-
200506 N88  0.1+  1.7-    200506 K63  0.1-  1.7-    200507 H36  0.2+  0.3+
200506 N88  0.5-  1.9-    200506 K63  0.2+  0.3-    200507 H36  0.1+  0.5-
200506 N88  0.1+  0.2-    200506 K63  0.3-  1.3-    200507 H36  0.1+  0.9-
200506 595  0.3+  0.3+    200506 Z99  0.5+  0.9-    200507 H36  0.2+  0.2-
200506 595  0.2+  0.1+    200506 Z99  0.3+  0.4-
200506 595  0.7-  0.2+    200506 Z99  0.1+  0.3-

Ephemeris:
2020 JR                  a,e,i = 1.39, 0.34, 2                   q = 0.9134
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 04 07    04 13 40.6 +31 11 52   0.1297  0.9239    50.5   123.3    25.5
...
2020 04 22    04 26 46.5 +37 47 26   0.06187 0.9599    41.6   135.9    25.2
...
2020 04 30    04 34 34.6 +51 24 09   0.02790 0.9876    44.3   134.5    23.4
...
2020 05 06    16 04 35.2 +58 23 13   0.01122 1.0115   103.6    75.7    17.9
2020 05 07    16 13 44.6 +37 34 19   0.01227 1.0157   122.7    56.7    17.5
2020 05 08    16 17 41.3 +21 42 53   0.01462 1.0200   136.8    42.6    17.5
...
2020 05 14    16 23 21.1 -11 00 28   0.03747 1.0467   163.8    15.7    18.8
...
2020 05 22    16 23 21.5 -19 29 37   0.07289 1.0848   173.5     6.1    20.0
...
2020 06 06    16 22 26.6 -23 36 35   0.1478  1.1613   172.0     7.0    21.7

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-J46




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