[Iaude] MPEC H31: 2017 HC1 [a=2.36,e=0.80,i=33.0,H=20.5]

mpec at si.edu mpec at si.edu
Thu Apr 20 14:59:30 EDT 2017


M.P.E.C. 2017-H31                                Issued 2017 Apr. 20, 18:50 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 HC1
 
Observations:
     K17H01C  C2017 04 06.59410 15 31 34.539+24 13 26.39         21.2 wLEH031F51
     K17H01C  C2017 04 06.60452 15 31 34.074+24 13 43.43         21.5 wLEH031F51
     K17H01C  C2017 04 06.61485 15 31 33.587+24 14 00.42         21.2 wLEH031F51
     K17H01C  C2017 04 06.62518 15 31 33.137+24 14 17.32         21.3 wLEH031F51
     K17H01C* C2017 04 18.38291 15 13 44.72 +31 37 19.0          20.2 VqEH031G96
     K17H01C  C2017 04 18.39355 15 13 42.77 +31 37 52.9          19.9 VqEH031G96
     K17H01C  C2017 04 18.39777 15 13 42.08 +31 38 05.2                qEH031G96
     K17H01C  C2017 04 18.40202 15 13 41.24 +31 38 19.1          20.8 VqEH031G96
     K17H01C  C2017 04 18.47827 15 13 27.48 +31 42 16.4          20.7 VqEH031G96
     K17H01C  C2017 04 18.47940 15 13 27.24 +31 42 19.8          20.7 VqEH031G96
     K17H01C  C2017 04 18.48055 15 13 27.04 +31 42 23.0          21.2 VqEH031G96
     K17H01C  C2017 04 19.30210 15 10 59.54 +32 26 42.3          19.8 VqEH031G96
     K17H01C  C2017 04 19.30385 15 10 59.20 +32 26 48.0          20.1 VqEH031G96
     K17H01C  C2017 04 19.30557 15 10 58.83 +32 26 54.0          20.3 VqEH031G96
     K17H01C  C2017 04 19.30729 15 10 58.51 +32 26 59.6          20.1 VqEH031G96
     K17H01C  C2017 04 19.30890 15 10 58.17 +32 27 05.2          20.3 VqEH031G96
     K17H01C  C2017 04 19.31023 15 10 57.91 +32 27 09.4          20.2 VqEH031G96
     K17H01C  C2017 04 19.31067 15 10 57.84 +32 27 11.2          20.1 VqEH031G96
     K17H01C  C2017 04 19.31624 15 10 56.68 +32 27 29.6          20.0 VqEH031G96
     K17H01C KC2017 04 20.02516 15 08 34.50 +33 07 44.0          20.0 VqEH031I93
     K17H01C KC2017 04 20.03098 15 08 33.22 +33 08 04.4          19.7 VqEH031I93
     K17H01C KC2017 04 20.03679 15 08 31.98 +33 08 25.4          19.7 VqEH031I93
     K17H01C  C2017 04 20.25696 15 07 46.09 +33 21 26.0                qEH031G96
     K17H01C  C2017 04 20.25831 15 07 45.78 +33 21 30.6          20.2 VqEH031G96
     K17H01C  C2017 04 20.26049 15 07 45.30 +33 21 38.2          20.0 VqEH031G96
     K17H01C  C2017 04 20.26188 15 07 45.00 +33 21 43.2          20.0 VqEH031G96
 
Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers B. Gibson, T. Goggia, S. Kahale,
    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. 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 HC1                                                 Earth MOID = 0.0721 AU
Epoch 2017 Feb. 16.0 TT = JDT 2457800.5                 MPC
M 326.06273              (2000.0)            P               Q
n   0.27203359     Peri.  272.74590     +0.65314486     +0.64016720
a   2.3589625      Node    47.87718     -0.26597469     +0.69404328
e   0.8011739      Incl.   33.04573     -0.70898467     +0.32937802
P   3.62           H   20.5           G   0.15           U   7
Residuals in seconds of arc
170406 F51  0.0   0.0     170418 G96  0.2-  0.3+    170419 G96  0.3-  0.1-
170406 F51  0.1+  0.0     170418 G96  0.1-  0.0     170420 I93  0.0   0.3-
170406 F51  0.2-  0.0     170419 G96  0.2-  0.0     170420 I93  0.1-  0.3-
170406 F51  0.0   0.0     170419 G96  0.0   0.2-    170420 I93  0.3+  0.3+
170418 G96  0.2-  0.5-    170419 G96  0.3-  0.1+    170420 G96  0.1+  0.5+
170418 G96  0.5-  0.2+    170419 G96  0.0   0.1-    170420 G96  0.0   0.3+
170418 G96  0.5+  0.7-    170419 G96  0.2-  0.1+    170420 G96  0.1+  0.0
170418 G96  0.4-  0.0     170419 G96  0.1-  0.2-    170420 G96  0.3+  0.0
170418 G96  0.3+  0.4+    170419 G96  0.2+  0.2+

Ephemeris:
2017 HC1                 a,e,i = 2.36, 0.80, 33                  q = 0.4690
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 03 21    15 32 40.5 +18 35 29   0.8411  1.6300   124.8    30.1    22.5
...
2017 04 05    15 32 29.2 +23 30 57   0.5702  1.4441   131.7    31.1    21.4
...
2017 04 13    15 25 00.8 +27 39 18   0.4357  1.3396   133.3    33.0    20.7
...
2017 04 19    15 11 55.7 +32 10 06   0.3402  1.2586   132.3    36.2    20.1
2017 04 20    15 08 39.7 +33 06 19   0.3249  1.2449   131.8    37.0    20.0
2017 04 21    15 04 57.0 +34 06 40   0.3097  1.2311   131.2    37.9    19.9
...
2017 04 27    14 27 21.4 +42 03 51   0.2239  1.1473   124.1    46.6    19.3
...
2017 05 05    11 22 36.5 +56 09 03   0.1392  1.0321    95.9    76.4    19.0
...
2017 05 20    05 25 16.4 +11 47 20   0.2302  0.8091    25.0   148.1    24.9

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-H31




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