[Iaude] MPEC H16: 2017 HJ [a=1.26,e=0.50,i=0.6,H=27.4]

mpec at si.edu mpec at si.edu
Tue Apr 18 15:53:23 EDT 2017


M.P.E.C. 2017-H16                                Issued 2017 Apr. 18, 19:50 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 http://www.minorplanetcenter.net/    ISSN 1523-6714


                                    2017 HJ
 
Observations:
     K17H00J* C2017 04 17.42568 13 18 43.41 -06 42 38.2          17.8 VqEH016G96
     K17H00J  C2017 04 17.43196 13 18 44.25 -06 44 05.4          17.9 VqEH016G96
     K17H00J  C2017 04 17.43815 13 18 45.13 -06 45 30.5          18.0 VqEH016G96
     K17H00J  C2017 04 17.44450 13 18 46.07 -06 46 57.1          17.9 VqEH016G96
     K17H00J  C2017 04 17.45065 13 18 47.05 -06 48 19.6          18.2 VqEH016G96
     K17H00J  C2017 04 17.45193 13 18 47.22 -06 48 36.7          18.0 VqEH016G96
     K17H00J  C2017 04 17.45323 13 18 47.45 -06 48 54.0          18.1 VqEH016G96
     K17H00J  C2017 04 17.45456 13 18 47.66 -06 49 11.9          18.0 VqEH016G96
     K17H00J KC2017 04 17.90451 13 21 12.70 -08 06 28.3          19.1  tEH016K63
     K17H00J KC2017 04 17.91493 13 21 12.35 -08 07 44.9          19.1  tEH016K63
     K17H00J KC2017 04 17.92518 13 21 12.10 -08 08 58.7          19.0  tEH016K63
     K17H00J KC2017 04 17.94126 13 21 16.33 -08 11 34.3                UEH016J95
     K17H00J KC2017 04 17.94293 13 21 16.30 -08 11 46.1                UEH016J95
     K17H00J KC2017 04 17.94456 13 21 16.29 -08 11 57.5          18.8 GUEH016J95
     K17H00J KC2017 04 17.95812 13 21 27.55 -08 10 48.4          18.5 RqEH016J22
     K17H00J KC2017 04 17.96065 13 21 27.39 -08 11 05.8          18.3 RqEH016J22
     K17H00J KC2017 04 17.96321 13 21 27.16 -08 11 24.9          18.3 RqEH016J22
     K17H00J KC2017 04 18.01066713 21 02.30 -08 06 58.6          18.7 GUEH016K92
     K17H00J KC2017 04 18.01269 13 21 14.66 -08 18 48.5          18.9 VUEH016958
     K17H00J KC2017 04 18.01446813 21 02.18 -08 07 23.7          19.0 GUEH016K92
     K17H00J KC2017 04 18.01751313 21 02.10 -08 07 43.6          18.5 GUEH016K92
     K17H00J KC2017 04 18.01948 13 21 14.39 -08 19 31.1          19.3 VUEH016958
     K17H00J KC2017 04 18.03308 13 21 13.98 -08 20 55.8          18.6 VUEH016958
     K17H00J KC2017 04 18.04543 13 21 13.42 -08 22 16.0          18.5 VqEH016I93
     K17H00J KC2017 04 18.04833 13 21 13.36 -08 22 33.5          18.8 VqEH016I93
     K17H00J KC2017 04 18.05245 13 21 13.29 -08 22 58.3          18.3 VqEH016I93
     K17H00J  C2017 04 18.19292 13 21 59.20 -08 34 50.0          19.6 RuEH016926
     K17H00J  C2017 04 18.20051 13 21 58.79 -08 35 32.0          19.0 RuEH016926
     K17H00J  C2017 04 18.20596 13 21 58.52 -08 36 02.9          19.0 RuEH016926
     K17H00J  C2017 04 18.22131 13 21 57.37 -08 37 32.0          19.0 VqEH016G96
     K17H00J  C2017 04 18.22174 13 21 57.35 -08 37 34.2          19.2 VqEH016G96
     K17H00J  C2017 04 18.22269 13 21 57.27 -08 37 39.3          19.4 VqEH016G96
     K17H00J  C2017 04 18.22414 13 21 57.19 -08 37 47.2          19.1 VqEH016G96
     K17H00J  C2017 04 18.22458 13 21 57.16 -08 37 49.6          19.3 VqEH016G96
     K17H00J  C2017 04 18.22554 13 21 57.09 -08 37 54.5          19.5 VqEH016G96
     K17H00J  C2017 04 18.22649 13 21 57.04 -08 37 59.6          19.2 VqEH016G96
     K17H00J  C2017 04 18.22881 13 21 56.88 -08 38 12.0          19.2 VqEH016G96
 
Observer details:
926 Tenagra II Observatory.  Observers M. Schwartz, P. R. Holvorcem.  Measurer
    M. Schwartz.  0.41-m f/3.75 astrograph + CCD.
958 Observatoire de Dax.  Observers P. Dupouy, J. B. de Vanssay.  Measurer
    P. Dupouy.  0.43-m f/2.7 reflector + CCD.
G96 Mt. Lemmon Survey.  Observers D. C. Fuls, R. A. Kowalski.  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.
I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CCD.
J22 Tacande Observatory, La Palma.  Observer K. Hills.  0.5-m f/2.9 astrograph
    + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
    + CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli.  Observer R. Bacci.  0.30-m
    f/4 Newtonian reflector + CCD.
K92 Sutherland-LCOGT B.  Observers T. Lister, S. Greenstreet, E. Gomez.
    Measurer T. Lister.  1.0-m f/8 Ritchey-Chretien + CCD.
 
Orbital elements:
2017 HJ                                                  Earth MOID = 0.0007 AU
Epoch 2017 Feb. 16.0 TT = JDT 2457800.5                 MPC
M 358.42392              (2000.0)            P               Q
n   0.69276375     Peri.   79.61044     -0.33487994     -0.94224619
a   1.2649672      Node    29.95644     +0.86034281     -0.30803317
e   0.5025078      Incl.    0.60225     +0.38427292     -0.13148266
P   1.42           H   27.4           G   0.15           U   6
Residuals in seconds of arc
170417 G96  0.1-  0.0     170417 J95  0.1-  0.1-    170418 926  0.3+  0.0
170417 G96  0.0   0.1+    170417 J22  0.5-  0.3-    170418 926  0.1+  0.1+
170417 G96  0.2+  0.2+    170417 J22  0.6-  0.3+    170418 926  0.6+  0.8-
170417 G96  0.2+  0.1-    170417 J22 (1.7-  0.7-)   170418 G96  0.2+  0.3+
170417 G96  0.4+  0.1+    170418 K92  0.1+  0.1+    170418 G96  0.3+  0.4+
170417 G96  0.1-  0.1+    170418 958  0.2+  0.7-    170418 G96  0.0   0.3+
170417 G96  0.1+  0.1+    170418 K92  0.0   0.0     170418 G96  0.2+  0.2+
170417 G96  0.0   0.1-    170418 K92  0.1+  0.1+    170418 G96  0.2+  0.1+
170417 K63  0.2-  0.3+    170418 958  0.4-  0.4-    170418 G96  0.1+  0.4+
170417 K63  0.8-  0.2+    170418 958  0.1-  0.4-    170418 G96  0.3+  0.3+
170417 K63  0.4+  0.5+    170418 I93  0.2-  0.2-    170418 G96  0.2+  0.2+
170417 J95  0.1+  0.0     170418 I93  0.2-  0.2-
170417 J95  0.2-  0.1-    170418 I93  0.0   0.3-

Ephemeris:
2017 HJ                  a,e,i = 1.26, 0.50, 1                   q = 0.6293
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 03 19    01 17 56.6 +09 25 06   0.2643  0.7598    23.2   148.9    32.1
...
2017 04 03    01 23 51.0 +10 21 36   0.1158  0.8861    10.1   168.5
...
2017 04 11    01 25 06.0 +11 07 07   0.04510 0.9570     3.4   176.4
...
2017 04 17    13 15 58.3 -03 49 03   0.0066171.0103   171.1     8.8    17.1
2017 04 18    13 21 14.6 -08 07 33   0.01517 1.0191   173.9     6.0    18.8
2017 04 19    13 22 43.7 -09 19 31   0.02375 1.0279   173.7     6.2    19.8
...
2017 04 25    13 24 42.8 -10 46 42   0.07569 1.0803   168.7    10.5    22.6
...
2017 05 03    13 26 15.8 -11 09 21   0.1472  1.1486   161.5    16.2    24.4
...
2017 05 18    13 32 02.7 -11 42 31   0.2924  1.2700   148.5    24.6    26.4

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-H16




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