[Iaude] MPEC A216: 2017 NQ6 [a=1.30,e=0.34,i=23.6,H=19.3]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Sun Jan 13 08:11:17 EST 2019


M.P.E.C. 2019-A216                               Issued 2019 Jan. 13, 13:07 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


                                   2017 NQ6
 
                           Revision to MPEC 2017-O15
 
Additional Observations:
     K17N06Q  C2010 11 17.45707103 16 22.911+83 04 10.07         20.2 GVEA216F51
     K17N06Q  C2010 11 17.47092803 16 10.953+83 04 28.52         20.2 GVEA216F51
     K17N06Q  C2014 08 23.36132720 54 34.712-40 10 53.80         20.0 GVEA216F51
     K17N06Q  C2014 08 23.38068820 54 31.458-40 10 17.94         20.0 GVEA216F51
     K17N06Q  C2014 08 23.39039320 54 29.837-40 09 59.92         19.8 GVEA216F51
     K17N06Q  C2014 09 28.25342520 21 46.304-24 05 24.88         21.7 GVEA216F51
     K17N06Q  C2014 09 28.26573020 21 46.482-24 05 09.56         21.4 GVEA216F51
     K17N06Q  C2014 09 28.27805320 21 46.661-24 04 54.20         21.6 GVEA216F51
     K17N06Q  C2014 09 28.29064120 21 46.823-24 04 38.37         20.8 GVEA216F51
     K17N06Q  C2014 10 10.29357020 28 11.004-20 15 21.15         21.6 GVEA216F51
     K17N06Q  C2014 10 10.30548120 28 11.469-20 15 09.01         22.4 GVEA216F51
 
Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe,
    E. Magnier, A. Schultz, M. Willman.  Measurers S. Chastel, M. Huber,
    Y. Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
 
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
101117 F51 37.4- 20.3-    141010 F51  7.8-  5.6-    MPO416465   -0.0032 day
 
Orbital elements:
2017 NQ6                                                 Earth MOID = 0.1086 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M 157.11778              (2000.0)            P               Q
n   0.66135741     Peri.  199.93050     -0.99043872     +0.03336602
a   1.3047037      Node   340.47436     +0.07249463     -0.69964841
e   0.3369979      Incl.   23.60925     -0.11736982     -0.71370779
P   1.49           H   19.3           G   0.15           U   2
Residuals in seconds of arc
101117 F51  0.0   0.1-    170710 F51  0.0   0.3+    170818 807  0.3+  0.3-
101117 F51  0.0   0.1+    170711 K93  0.2+  0.0     170818 807  0.0   0.0
140823 F51  0.1+  0.1-    170711 K93  0.3+  0.3-    170818 807  0.2+  0.2-
140823 F51  0.0   0.1-    170711 K93  0.3+  0.1+    170820 807  0.2-  0.3+
140823 F51  0.1+  0.1-    170716 568  0.3+  0.0     170820 807  0.1-  0.3+
140928 F51  0.0   0.1+    170716 568  0.3+  0.1+    170820 807  0.3-  0.5+
140928 F51  0.0   0.0     170716 568  0.3+  0.1+    170831 807  0.1+  0.7-
140928 F51  0.1+  0.0     170718 807  0.1-  0.9-    170831 807  0.1+  0.5-
140928 F51  0.2-  0.1+    170718 807  0.8-  0.7-    170831 807  0.2+  0.2-
141010 F51  0.0   0.3+    170718 807  0.5-  0.2-    170912 807  0.0   0.2-
141010 F51  0.3-  0.2-    170719 807  1.4-  0.2-    170912 807  0.1-  0.5+
170710 F51  0.0   0.1+    170719 807  0.0   0.3-    170912 807  0.1+  0.2+
170710 F51  0.2+  0.3+    170719 807  0.4-  0.5-

Ephemeris:
2017 NQ6                 a,e,i = 1.30, 0.34, 24                  q = 0.8650
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 12 14    18 36 13.5 -34 02 01   2.1758  1.2877    19.2    14.6    22.4
...
2018 12 29    19 32 26.6 -31 19 23   2.2807  1.3624    16.0    11.5    22.5
...
2019 01 06    19 59 29.5 -29 28 13   2.3345  1.4002    13.9     9.7    22.5
...
2019 01 12    20 18 32.5 -27 56 56   2.3730  1.4274    12.3     8.4    22.5
2019 01 13    20 21 37.2 -27 41 10   2.3792  1.4318    12.0     8.2    22.5
2019 01 14    20 24 40.3 -27 25 16   2.3853  1.4363    11.7     8.0    22.5
...
2019 01 20    20 42 26.3 -25 47 10   2.4210  1.4621    10.0     6.7    22.6
...
2019 01 28    21 04 47.8 -23 30 30   2.4647  1.4950     7.8     5.1    22.6
...
2019 02 12    21 43 15.6 -19 02 08   2.5320  1.5515     5.1     3.3    22.6

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-A216



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