[Iaude] MPEC L23: 2016 GB277 [a=79.48,e=0.50,i=31.3,H=7.2]

[mpec at marsden.cfa.harvard.edu]

M.P.E.C. 2020-L23                                  Issued 2020 June 4, 17:25 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

                                   2016 GB277                                   


Observations:
     K16GR7B*5C2016 04 10.29600 13 07 23.290+08 30 05.01         25.5 rVEL023568
     K16GR7B 5C2016 04 10.39720 13 07 22.973+08 30 06.48         25.2 rVEL023568
     K16GR7B 5C2016 04 10.54963 13 07 22.516+08 30 08.67         25.5 rVEL023568
     K16GR7B 5C2016 05 03.11824 13 06 16.739+08 34 13.86               VEL023304
     K16GR7B 5C2016 05 03.22953 13 06 16.427+08 34 14.97               VEL023304
     K16GR7B 5C2017 04 22.21706 13 08 21.412+08 03 57.38         25.4 rVEL023304
     K16GR7B 5C2017 04 23.20653 13 08 18.488+08 04 08.25         25.3 rVEL023304
     K16GR7B 5C2018 03 11.22340 13 11 59.975+07 23 37.42               VEL023304
     K16GR7B 5C2018 03 11.23141 13 11 59.947+07 23 37.50               VEL023304
     K16GR7B 5C2018 03 11.29344 13 11 59.789+07 23 38.97               VEL023304
     K16GR7B 5C2018 03 11.30141 13 11 59.766+07 23 39.22               VEL023304
     K16GR7B 5C2018 03 12.20974 13 11 57.360+07 23 56.13         25.4 rVEL023304
     K16GR7B 5C2018 03 12.21765 13 11 57.343+07 23 56.56               VEL023304
     K16GR7B 5C2018 03 12.32833 13 11 57.052+07 23 58.79               VEL023304

Observer details:
304 Las Campanas Observatory.  Observers S. S. Sheppard, C. Trujillo.  6.5-m
    Magellan-Baade telescope + CCD.
568 Mauna Kea.  Observers D. J. Tholen, S. S. Sheppard, C. Trujillo.  8.2-m
    reflector + CCD.

Orbital elements:
2016 GB277
Epoch 2020 May 31.0 TT = JDT 2459000.5                  Alexandersen
M 315.99775              (2000.0)            P               Q
n   0.00139084     Peri.  255.92691     +0.30491847     +0.89962174
a  79.4847687      Node    37.01509     -0.54128828     +0.43374641
e   0.4967946      Incl.   31.27940     -0.78360177     +0.05044582
P 709              H    7.2           G   0.15           U   5
Residuals in seconds of arc
160410 568  0.0   0.2-    170422 304  0.1+  0.0     180311 304  0.0   0.2+
160410 568  0.1-  0.2-    170423 304  0.0   0.0     180312 304  0.1-  0.3-
160410 568  0.0   0.1-    180311 304  0.0   0.1-    180312 304  0.0   0.0
160503 304  0.1+  0.1+    180311 304  0.1-  0.2-    180312 304  0.1+  0.1+
160503 304  0.0   0.4+    180311 304  0.0   0.1+

Ephemeris:
2016 GB277               a,e,i = 79.48, 0.50, 31                 q = 39.9972
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 05 05    13 12 27.4 +06 38 15  65.7443 66.5919   146.9     0.5    25.5
...
2020 05 20    13 11 49.1 +06 39 28  65.8775 66.5756   133.3     0.6    25.5
...
2020 05 28    13 11 31.9 +06 39 32  65.9677 66.5670   125.9     0.7    25.5
...
2020 06 03    13 11 20.7 +06 39 18  66.0425 66.5605   120.3     0.8    25.5
2020 06 04    13 11 19.0 +06 39 14  66.0556 66.5594   119.4     0.8    25.5
2020 06 05    13 11 17.3 +06 39 10  66.0687 66.5583   118.5     0.8    25.5
...
2020 06 11    13 11 08.3 +06 38 38  66.1503 66.5518   112.9     0.8    25.6
...
2020 06 19    13 10 59.1 +06 37 32  66.2653 66.5432   105.4     0.8    25.6
...
2020 07 04    13 10 50.9 +06 34 25  66.4924 66.5270    91.5     0.9    25.6

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-L23