[Iaude] MPEC H28: 2017 HZ [a=0.89,e=0.22,i=8.6,H=27.0]

mpec at si.edu mpec at si.edu
Thu Apr 20 14:43:24 EDT 2017


M.P.E.C. 2017-H28                                Issued 2017 Apr. 20, 18:40 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 HZ
 
Observations:
     K17H00Z* C2017 04 17.37002 13 29 38.99 -04 27 24.6          19.6 VqEH028G96
     K17H00Z  C2017 04 17.37431 13 29 33.32 -04 28 14.7          19.9 VqEH028G96
     K17H00Z  C2017 04 17.37856 13 29 27.69 -04 29 04.5          19.9 VqEH028G96
     K17H00Z  C2017 04 17.38284 13 29 22.01 -04 29 54.6                qEH028G96
     K17H00Z  C2017 04 17.45888 13 27 43.41 -04 44 38.7          20.4 VqEH028G96
     K17H00Z  C2017 04 17.46203 13 27 39.44 -04 45 15.9          20.8 VqEH028G96
     K17H00Z  C2017 04 17.46369 13 27 37.32 -04 45 34.1          20.8 VqEH028G96
     K17H00Z  C2017 04 18.21434 13 13 35.16 -07 02 57.4          20.6 VqEH028G96
     K17H00Z  C2017 04 18.21731 13 13 31.65 -07 03 28.2          20.4 VqEH028G96
     K17H00Z  C2017 04 18.21771 13 13 31.17 -07 03 32.3          20.5 VqEH028G96
     K17H00Z  C2017 04 18.21811 13 13 30.72 -07 03 36.7          20.2 VqEH028G96
     K17H00Z  C2017 04 18.22880 13 13 18.11 -07 05 23.6          19.6 RoEH028926
     K17H00Z  C2017 04 18.23228 13 13 13.95 -07 05 59.5          20.1 RoEH028926
     K17H00Z "C2017 04 18.30956513 11 41.04 -07 19 15.1          19.8 RtEH028705
     K17H00Z "C2017 04 18.31058213 11 39.81 -07 19 25.4          19.7 RtEH028705
     K17H00Z "C2017 04 18.31160113 11 38.60 -07 19 35.2          19.9 RtEH028705
     K17H00Z KC2017 04 18.86686 13 02 16.29 -08 49 34.6          19.9 VqEH028I93
     K17H00Z KC2017 04 18.87716 13 02 05.32 -08 51 10.2          19.9 VqEH028I93
     K17H00Z  C2017 04 19.15392 12 57 39.38 -09 31 51.0          20.3 VqEH028G96
     K17H00Z  C2017 04 19.15563 12 57 37.59 -09 32 05.4          20.3 VqEH028G96
     K17H00Z  C2017 04 19.15604 12 57 37.18 -09 32 09.9          20.1 VqEH028G96
     K17H00Z  C2017 04 19.15644 12 57 36.81 -09 32 13.1          20.2 VqEH028G96
     K17H00Z KC2017 04 20.55588412 37 14.79 -12 28 15.7          19.8 RtEH028474
     K17H00Z KC2017 04 20.55770112 37 13.27 -12 28 28.0          20.1 RtEH028474
     K17H00Z KC2017 04 20.55951812 37 11.76 -12 28 40.0          20.3 RtEH028474
     K17H00Z KC2017 04 20.56133612 37 10.25 -12 28 52.1          20.6 RtEH028474
 
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.
705 Apache Point.  Observers K. Nault, M. Hammergren, M. Brucker.  Measurer
    K. Nault.  3.5-m f/10 reflector + CCD.
926 Tenagra II Observatory.  Observers M. Schwartz, P. R. Holvorcem.  Measurer
    M. Schwartz.  0.81-m f/7 Ritchey-Chretien + 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.
 
Orbital elements:
2017 HZ                                                  Earth MOID = 0.0219 AU
Epoch 2017 Feb. 16.0 TT = JDT 2457800.5                 MPC
M  56.72642              (2000.0)            P               Q
n   1.17051764     Peri.   34.81873     +0.45841392     -0.88593608
a   0.8916972      Node    28.09180     +0.77760111     +0.36139882
e   0.2192016      Incl.    8.61380     +0.43034079     +0.29070287
P   0.84           H   27.0           G   0.15           U   7
Residuals in seconds of arc
170417 G96  0.1-  0.4-    170418 G96  0.1-  0.3+    170419 G96  0.3+  0.2-
170417 G96  0.2+  0.0     170418 G96  0.2+  0.0     170419 G96  0.3-  0.7+
170417 G96  0.2+  0.1+    170418 926  0.0   0.0     170419 G96  0.1-  0.2-
170417 G96  0.2-  0.2+    170418 926  0.4-  0.1+    170419 G96  0.5+  0.2+
170417 G96  0.2-  0.5+    170418 705  0.4+  1.0-    170420 474  0.3-  0.1-
170417 G96  0.2+  0.4-    170418 705  0.1-  1.0-    170420 474  0.2-  0.2-
170417 G96  0.0   0.6+    170418 705  0.3-  0.6-    170420 474  0.0   0.0
170418 G96  0.2-  0.2+    170418 I93  0.5+  0.3+    170420 474  0.3+  0.1+
170418 G96  0.1-  0.2+    170418 I93  0.0   0.6+

Ephemeris:
2017 HZ                  a,e,i = 0.89, 0.22, 9                   q = 0.6962
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 03 21    20 50 05.0 +31 58 55   0.08528 0.9500    55.2   120.6    26.4
...
2017 04 05    18 53 38.4 +31 56 03   0.03755 0.9993    87.3    90.5    23.1
...
2017 04 13    15 25 35.3 +13 44 31   0.02384 1.0216   142.5    36.7    20.4
...
2017 04 19    12 59 58.2 -09 06 09   0.03268 1.0363   168.2    11.5    20.4
2017 04 20    12 44 51.2 -11 23 44   0.03537 1.0386   163.8    15.7    20.7
2017 04 21    12 31 47.1 -13 18 58   0.03824 1.0408   159.7    19.6    21.0
...
2017 04 27    11 42 34.5 -19 58 46   0.05794 1.0531   142.5    35.6    22.4
...
2017 05 05    11 16 08.6 -23 27 25   0.08713 1.0665   129.9    46.5    23.6
...
2017 05 20    11 06 26.5 -26 08 04   0.1437  1.0824   115.9    57.2    25.0

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-H28




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