[Iaude] MPEC M04: 2020 LB1 [a=2.73,e=0.52,i=14.4,H=21.9]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Tue Jun 16 11:35:23 EDT 2020


M.P.E.C. 2020-M04                                 Issued 2020 June 16, 15:33 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 LB1                                    


Observations:
     K20L01B* C2020 06 13.38282317 58 34.567-01 02 50.89         19.97wUEM004F52
     K20L01B  C2020 06 13.41196417 58 35.641-01 01 34.74         20.04wUEM004F52
     K20L01B  C2020 06 13.42654317 58 36.170-01 00 56.55         20.57wUEM004F52
     K20L01B IC2020 06 13.89095617 58 58.56 -00 40 59.1          21.0 GVEM004L01
     K20L01B IC2020 06 13.89939517 58 58.91 -00 40 38.5          20.9 GVEM004L01
     K20L01B IC2020 06 13.90660217 58 59.16 -00 40 19.4          21.1 GVEM004L01
     K20L01B IC2020 06 14.03703417 59 04.50 -00 34 45.1          19.4 GVEM004J95
     K20L01B IC2020 06 14.04454417 59 04.85 -00 34 26.1          19.9 GVEM004J95
     K20L01B IC2020 06 14.05612017 59 05.29 -00 33 56.1                VEM004J95
     K20L01B KC2020 06 14.20142 17 59 13.02 -00 27 38.9          22.0 GVEM004734
     K20L01B KC2020 06 14.22013 17 59 13.71 -00 26 51.4          20.1 GVEM004734
     K20L01B KC2020 06 14.23373 17 59 14.25 -00 26 16.1          21.2 GVEM004734
     K20L01B KC2020 06 14.53514217 59 27.75 -00 12 52.1          20.5 GVEM004474
     K20L01B KC2020 06 14.53831117 59 27.89 -00 12 44.2          21.2 GVEM004474
     K20L01B KC2020 06 14.54112817 59 28.00 -00 12 36.7          20.8 GVEM004474
     K20L01B KC2020 06 14.93645417 59 46.66 +00 03 21.1          19.0 VqEM004I93
     K20L01B KC2020 06 14.94383017 59 46.99 +00 03 40.0          18.2 VqEM004I93
     K20L01B KC2020 06 14.95117817 59 47.21 +00 03 58.2          19.0 VqEM004I93
     K20L01B  C2020 06 16.25156 18 00 45.23 +00 57 16.6          21.0 GVEM004V06
     K20L01B  C2020 06 16.25200 18 00 45.26 +00 57 17.7          20.9 GVEM004V06
     K20L01B  C2020 06 16.25404 18 00 45.30 +00 57 22.6                VEM004V06
     K20L01B  C2020 06 16.25608 18 00 45.40 +00 57 28.2          20.2 GVEM004V06

Observer details:
474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore, P. M.
    Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
734 Farpoint Observatory, Eskridge.  Observer D. Cromer.  0.41-m f/10 Schmidt-
    Cassegrain + CCD + f/6.3 focal reducer.
F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, T. Dukes, 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.
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.
L01 Visnjan Observatory, Tican.  Observers K. Korlevic, G. Kervina.  Measurer
    K. Korlevic.  1.0-m f/2.9 reflector + CCD.
V06 Catalina Sky Survey-Kuiper.  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.  1.55-m reflector +
    CCD.

Orbital elements:
2020 LB1                                                 Earth MOID = 0.2900 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5                  Pan
M 359.78149              (2000.0)            P               Q
n   0.21795597     Peri.   11.30289     -0.27109639     +0.93653559
a   2.7345773      Node   243.29511     -0.90138880     -0.32801321
e   0.5243772      Incl.   14.40767     -0.33764622     +0.12372718
P   4.52           H   21.9           G   0.15           U   7
Residuals in seconds of arc
200613 F52  0.0   0.2+    200614 J95  0.1+  0.0     200614 I93  0.5+  0.6+
200613 F52  0.2-  0.1+    200614 734  0.0   0.2+    200614 I93  0.3-  0.4+
200613 F52  0.3-  0.2+    200614 734  0.4-  0.2-    200616 V06  0.0   0.3-
200613 L01  0.7+  0.5+    200614 734  0.0   0.3+    200616 V06  0.2+  0.2-
200613 L01  0.9+  0.6-    200614 474  0.5-  0.2-    200616 V06  0.2-  0.2-
200613 L01  0.4+  0.1-    200614 474  0.2-  0.3-    200616 V06  0.2+  0.5+
200614 J95  0.5-  0.1+    200614 474  0.1-  0.0
200614 J95  0.3+  0.2-    200614 I93  0.2-  0.2+

Ephemeris:
2020 LB1                 a,e,i = 2.73, 0.52, 14                  q = 1.3006
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 05 17    17 23 57.3 -24 08 23   0.3237  1.3109   154.5    19.4    21.0
...
2020 06 01    17 46 25.5 -11 13 37   0.3005  1.3006   160.1    15.4    20.7
...
2020 06 09    17 54 49.4 -04 24 28   0.3049  1.3036   158.5    16.6    20.8
...
2020 06 15    17 59 48.9 +00 06 18   0.3151  1.3096   155.8    18.6    20.9
2020 06 16    18 00 33.5 +00 47 21   0.3173  1.3109   155.3    18.9    21.0
2020 06 17    18 01 16.9 +01 27 09   0.3197  1.3123   154.8    19.3    21.0
...
2020 06 23    18 05 15.7 +04 58 01   0.3369  1.3225   151.6    21.4    21.2
...
2020 07 01    18 10 04.4 +08 23 27   0.3667  1.3409   147.6    24.0    21.5
...
2020 07 16    18 19 31.1 +11 23 45   0.4406  1.3885   141.5    27.1    22.0

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-M04




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