[Iaude] MPEC G89: 2017 GK7 [a=2.28,e=0.54,i=13.6,H=23.9]

mpec at si.edu mpec at si.edu
Fri Apr 14 07:27:25 EDT 2017


M.P.E.C. 2017-G89                                Issued 2017 Apr. 14, 11:24 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 http://www.minorplanetcenter.net/    ISSN 1523-6714


                                   2017 GK7
 
Observations:
     K17G07K  C2017 03 29.30581 11 18 30.211+30 04 00.93         21.4 wLEG089F51
     K17G07K  C2017 03 29.31734 11 18 28.767+30 03 17.54         21.4 wLEG089F51
     K17G07K  C2017 03 29.32891 11 18 27.290+30 02 33.77         21.4 wLEG089F51
     K17G07K* C2017 04 05.16504 11 06 17.73 +20 16 30.7          20.6 VqEG089G96
     K17G07K  C2017 04 05.16929 11 06 17.22 +20 16 03.3          20.4 VqEG089G96
     K17G07K  C2017 04 05.17356 11 06 16.63 +20 15 34.4          21.0 VqEG089G96
     K17G07K  C2017 04 05.17783 11 06 16.05 +20 15 06.0          20.4 VqEG089G96
     K17G07K  C2017 04 05.22024 11 06 10.23 +20 10 23.5          20.4 RoEG089926
     K17G07K  C2017 04 05.22453 11 06 09.60 +20 09 55.9          20.6 RoEG089926
     K17G07K  C2017 04 05.22877 11 06 09.01 +20 09 27.7          20.9 RoEG089926
     K17G07K  C2017 04 05.23755 11 06 07.84 +20 08 28.2          21.2 RoEG089926
     K17G07K  C2017 04 05.24182 11 06 07.23 +20 08 00.2          20.9 RoEG089926
     K17G07K  C2017 04 05.24608 11 06 06.64 +20 07 31.1          20.7 RoEG089926
     K17G07K  C2017 04 05.32157 11 05 56.29 +19 58 58.0          21.1 VqEG089I52
     K17G07K  C2017 04 05.32502 11 05 55.84 +19 58 34.0          20.6 VqEG089I52
     K17G07K  C2017 04 05.32613 11 05 55.69 +19 58 27.3          20.8 VqEG089I52
     K17G07K  C2017 04 05.32724 11 05 55.57 +19 58 19.5          20.3 VqEG089I52
     K17G07K  C2017 04 05.40131 11 05 45.95 +19 49 50.3          20.9 VqEG089I52
     K17G07K  C2017 04 05.40242 11 05 45.83 +19 49 42.0          20.6 VqEG089I52
     K17G07K  C2017 04 05.40353 11 05 45.67 +19 49 34.4          20.8 VqEG089I52
     K17G07K  C2017 04 05.40464 11 05 45.53 +19 49 27.5          21.3 VqEG089I52
     K17G07K  C2017 04 12.22968 10 52 56.50 +03 09 41.0          20.1 RoEG089926
     K17G07K  C2017 04 12.23240 10 52 56.09 +03 09 11.5          20.2 RoEG089926
     K17G07K  C2017 04 12.23509 10 52 55.68 +03 08 42.0          19.8 RoEG089926
     K17G07K  C2017 04 12.24846 10 52 53.73 +03 06 16.3          19.9 RoEG089926
     K17G07K  C2017 04 12.25116 10 52 53.31 +03 05 46.7          19.7 RoEG089926
     K17G07K  C2017 04 12.25388 10 52 52.91 +03 05 16.7          19.4 RoEG089926
     K17G07K  C2017 04 13.25432 10 50 56.58 -00 01 44.9          19.9 RoEG089926
     K17G07K  C2017 04 13.25703 10 50 56.16 -00 02 15.9          19.9 RoEG089926
     K17G07K  C2017 04 13.25973 10 50 55.77 -00 02 47.4          19.9 RoEG089926
     K17G07K  C2017 04 13.26769 10 50 54.58 -00 04 19.1          20.4 RoEG089926
     K17G07K  C2017 04 13.27039 10 50 54.18 -00 04 50.2          20.8 RoEG089926
     K17G07K  C2017 04 13.27310 10 50 53.78 -00 05 21.7          19.7 RoEG089926
     K17G07K ^C2017 04 13.31976 10 50 47.09 -00 14 20.3          19.8 RoEG089695
     K17G07K ^C2017 04 13.32297 10 50 46.62 -00 14 57.3          19.9 RoEG089695
     K17G07K ^C2017 04 13.32619 10 50 46.17 -00 15 35.2          19.4 RoEG089695
     K17G07K KC2017 04 13.83403 10 49 51.56 -01 54 55.6          19.6 GUEG089204
     K17G07K KC2017 04 13.85494 10 49 48.54 -01 59 03.6                UEG089204
     K17G07K  C2017 04 14.23862 10 49 01.81 -03 15 14.9          20.3 RoEG089926
     K17G07K  C2017 04 14.24119 10 49 01.47 -03 15 45.4          19.8 RoEG089926
     K17G07K ^C2017 04 14.25310 10 48 59.76 -03 18 09.5          20.2 RoEG089695
     K17G07K ^C2017 04 14.25471 10 48 59.52 -03 18 28.7          20.4 RoEG089695
     K17G07K ^C2017 04 14.25634 10 48 59.27 -03 18 48.7          20.2 RoEG089695
 
Observer details:
204 Schiaparelli Observatory.  Observer L. Buzzi.  0.60-m f/4.64 reflector
    + CCD.
695 Kitt Peak.  Observer R. S. McMillan.  2.3-m f/9 reflector + CCD.
926 Tenagra II Observatory.  Observers M. Schwartz, P. R. Holvorcem.  Measurer
    M. Schwartz.  0.81-m f/7 Ritchey-Chretien + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers B. Gibson, T. Goggia, T. Lowe,
    A. Schultz, M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau,
    H. Flewelling, M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters,
    R. Weryk.  1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  Observer R. G. Matheny.  Measurers E. J. Christensen,
    D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson, R. A. Kowalski,
    S. M. Larson, G. J. Leonard, R. G. Matheny, R. L. Seaman, F. C. Shelly.
    1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer E. J. Christensen.
    Measurers E. J. Christensen, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
    J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. G. Matheny,
    R. L. Seaman, F. C. Shelly.  1.0-m reflector + CCD.
 
Orbital elements:
2017 GK7                                                 Earth MOID = 0.0710 AU
Epoch 2017 Feb. 16.0 TT = JDT 2457800.5                 MPC
M 339.42282              (2000.0)            P               Q
n   0.28620507     Peri.  199.83374     -0.79509685     +0.60223145
a   2.2804357      Node    17.77459     -0.51992399     -0.61598922
e   0.5358702      Incl.   13.58055     -0.31224997     -0.50781351
P   3.44           H   23.9           G   0.15           U   5
Residuals in seconds of arc
170329 F51  0.1-  0.2+    170405 I52  0.0   0.4+    170413 926  0.0   0.1+
170329 F51  0.0   0.0     170405 I52  0.4+  0.1+    170413 926  0.0   0.1+
170329 F51  0.1-  0.2-    170405 I52  0.2-  0.3+    170413 926  0.0   0.2-
170405 G96  0.6-  0.0     170405 I52  0.0   0.3-    170413 695  0.1-  0.3+
170405 G96  0.3+  0.8+    170405 I52  0.3-  0.2-    170413 695  0.4-  0.4+
170405 G96  0.2+  0.2+    170405 I52  0.3-  0.6+    170413 695  0.3-  0.3-
170405 G96  0.2+  0.1+    170412 926  0.2-  0.1-    170413 204  0.2-  0.2-
170405 926  0.3+  1.0-    170412 926  0.3-  0.1+    170413 204  0.0   0.3-
170405 926  0.2-  0.1+    170412 926  0.4-  0.1-    170414 926  0.6-  0.4-
170405 926  0.3-  0.3+    170412 926  0.0   0.1+    170414 926  0.2+  0.1+
170405 926  0.4+  0.3-    170412 926  0.3-  0.0     170414 695  0.3+  0.3+
170405 926  0.1+  0.4+    170412 926  0.3-  0.3-    170414 695  0.3+  0.5+
170405 926  0.1+  0.0     170413 926  0.3+  0.3+    170414 695  0.2+  0.2+
170405 I52  0.2-  0.1-    170413 926  0.0   0.5+
170405 I52  0.0   0.5-    170413 926  0.2+  0.1+

Ephemeris:
2017 GK7                 a,e,i = 2.28, 0.54, 14                  q = 1.0584
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 03 15    11 39 03.3 +38 36 18   0.2303  1.1877   143.6    29.8    22.4
...
2017 03 30    11 17 16.8 +29 18 24   0.1473  1.1188   142.2    33.1    21.4
...
2017 04 07    11 02 52.3 +16 37 47   0.1119  1.0915   142.2    34.2    20.8
...
2017 04 13    10 51 28.1 +00 47 42   0.09305 1.0760   140.5    36.4    20.4
2017 04 14    10 49 31.4 -02 26 27   0.09086 1.0739   139.8    37.1    20.3
2017 04 15    10 47 33.9 -05 49 41   0.08900 1.0719   139.0    37.9    20.3
...
2017 04 21    10 35 32.3 -27 57 45   0.08560 1.0628   130.8    45.7    20.4
...
2017 04 29    10 18 54.7 -53 57 59   0.1008  1.0584   118.2    57.0    21.1
...
2017 05 14    09 48 32.5 -79 12 11   0.1598  1.0743   109.4    62.5    22.3

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-G89




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