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  • MPEC 2017-H55 : 2017 HV2

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    M.P.E.C. 2017-H55                                Issued 2017 Apr. 23, 14:35 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@CFA.HARVARD.EDU
                URL https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                       2017 HV2
    
    Observations:
         K17H02V* C2017 04 22.27975 13 34 07.60 +31 49 58.5          20.1 VqEH055G96
         K17H02V  C2017 04 22.28016 13 34 07.11 +31 49 56.2          19.9 VqEH055G96
         K17H02V  C2017 04 22.28056 13 34 06.63 +31 49 53.7          19.9 VqEH055G96
         K17H02V  C2017 04 22.28096 13 34 06.12 +31 49 51.3          20.1 VqEH055G96
         K17H02V  C2017 04 22.32779 13 33 06.67 +31 44 31.8                qEH055G96
         K17H02V  C2017 04 22.32837 13 33 06.02 +31 44 27.9          19.6 VqEH055G96
         K17H02V  C2017 04 22.32895 13 33 05.25 +31 44 23.8          20.0 VqEH055G96
         K17H02V  C2017 04 22.32953 13 33 04.50 +31 44 20.3          20.3 VqEH055G96
         K17H02V  C2017 04 22.34208713 32 44.56 +31 42 05.3          19.8 GUEH055H01
         K17H02V  C2017 04 22.34625713 32 39.17 +31 41 31.5          19.5 GUEH055H01
         K17H02V  C2017 04 22.35572013 32 26.92 +31 40 13.4          19.6 GUEH055H01
         K17H02V  C2017 04 22.36371413 32 16.56 +31 39 05.4          19.6 GUEH055H01
         K17H02V  C2017 04 22.43991 13 30 39.69 +31 27 43.8          20.0 VqEH055I52
         K17H02V  C2017 04 22.44015 13 30 39.39 +31 27 41.5          20.0 VqEH055I52
         K17H02V  C2017 04 22.44039 13 30 39.01 +31 27 38.7          20.2 VqEH055I52
         K17H02V  C2017 04 22.44086 13 30 38.44 +31 27 33.6          19.8 VqEH055I52
         K17H02V  C2017 04 22.48910613 30 08.982+31 27 34.12         20.1 GUEH055T12
         K17H02V  C2017 04 22.48967613 30 08.105+31 27 28.46         20.1 GUEH055T12
         K17H02V  C2017 04 22.49127213 30 05.619+31 27 12.40         20.1 GUEH055T12
         K17H02V  C2017 04 22.49192413 30 04.596+31 27 05.83         20.0 GUEH055T12
         K17H02V KC2017 04 22.88557713 21 58.70 +29 56 45.2                UEH055J95
         K17H02V KC2017 04 22.88852413 21 51.84 +29 55 59.5                UEH055J95
         K17H02V KC2017 04 22.89146313 21 44.93 +29 55 13.8          18.9 GUEH055J95
         K17H02V KC2017 04 22.91461 13 20 52.66 +29 52 21.0          19.3 VUEH055958
         K17H02V KC2017 04 22.91870 13 20 42.10 +29 51 12.1          18.8 VUEH055958
         K17H02V KC2017 04 22.92288 13 20 31.22 +29 50 01.6          19.4 VUEH055958
         K17H02V KC2017 04 22.99267 13 16 54.85 +29 26 54.6          18.9  SEH055104
         K17H02V KC2017 04 22.99603 13 16 44.71 +29 25 38.2          18.3  SEH055104
         K17H02V KC2017 04 22.99946 13 16 34.29 +29 24 19.6          18.9  SEH055104
         K17H02V KC2017 04 23.00748 13 16 27.70 +29 21 36.9          18.8 VqEH055I93
         K17H02V KC2017 04 23.00892 13 16 23.20 +29 21 03.5          19.1 VqEH055I93
         K17H02V KC2017 04 23.01037 13 16 18.70 +29 20 30.2          18.9 VqEH055I93
         K17H02V KC2017 04 23.01101 13 16 03.35 +29 19 05.3          18.7 GUEH055204
         K17H02V KC2017 04 23.01590 13 15 48.22 +29 17 07.6                UEH055204
         K17H02V KC2017 04 23.02055 13 15 33.76 +29 15 14.4                UEH055204
         K17H02V  C2017 04 23.17359 13 10 00.69 +28 12 48.6          18.7 RuEH055926
         K17H02V  C2017 04 23.17541 13 09 53.06 +28 11 55.1          18.6 RuEH055926
         K17H02V  C2017 04 23.17721 13 09 45.41 +28 11 01.0          18.7 RuEH055926
         K17H02V  C2017 04 23.18593 13 09 07.92 +28 06 36.4          18.8 RuEH055926
         K17H02V  C2017 04 23.18773 13 08 59.99 +28 05 40.2          18.6 RuEH055926
         K17H02V  C2017 04 23.18955 13 08 51.99 +28 04 43.4          18.8 RuEH055926
         K17H02V  C2017 04 23.19135 13 08 44.02 +28 03 46.3          18.6 RuEH055926
         K17H02V  C2017 04 23.19317 13 08 35.93 +28 02 48.9          18.6 RuEH055926
         K17H02V  C2017 04 23.19498 13 08 27.86 +28 01 51.0          18.5 RuEH055926
         K17H02V KC2017 04 23.23000 13 04 36.25 +27 36 37.9          18.7 VqEH055W25
         K17H02V KC2017 04 23.23452 13 04 13.65 +27 33 35.0          18.7 VqEH055W25
         K17H02V  C2017 04 23.35605 12 53 14.66 +26 00 01.9          18.0 RuEH055926
         K17H02V  C2017 04 23.35766 12 53 03.50 +25 58 21.7          18.1 RuEH055926
         K17H02V  C2017 04 23.35926 12 52 52.42 +25 56 41.8          18.2 RuEH055926
         K17H02V  C2017 04 23.36086 12 52 41.24 +25 55 00.4          17.9 RuEH055926
         K17H02V  C2017 04 23.36247 12 52 30.02 +25 53 18.4          18.0 RuEH055926
         K17H02V  C2017 04 23.36406 12 52 18.75 +25 51 35.8          18.0 RuEH055926
         K17H02V  C2017 04 23.41819 12 45 34.32 +24 45 52.3          17.8 VqEH055I52
         K17H02V  C2017 04 23.41830 12 45 33.55 +24 45 44.5          17.3 VqEH055I52
         K17H02V  C2017 04 23.41840 12 45 32.72 +24 45 36.5          17.4 VqEH055I52
         K17H02V  C2017 04 23.41850 12 45 31.86 +24 45 27.7          17.9 VqEH055I52
    
    Observer details:
    104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri.  Measurers
        P. Bacci, L. Tesi, G. Fagioli.  0.60-m f/4 reflector + CCD.
    204 Schiaparelli Observatory.  Observer L. Buzzi.  0.60-m f/4.64 reflector
        + CCD.
    926 Tenagra II Observatory.  Observers M. Schwartz, P. R. Holvorcem.  Measurer
        M. Schwartz.  0.41-m f/3.75 astrograph + CCD, 0.81-m f/7 Ritchey-Chretien
        + 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.  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.
    H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
        Measurer W. H. Ryan.  2.4-m f/8.9 reflector + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer G. J. Leonard.
        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.
    I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
        + CCD.
    T12 Mauna Kea-UH/Tholen NEO Follow-Up (2.24-m).  Observer Y. Ramanjooloo.
        Measurer D. J. Tholen.  2.24-m University of Hawaii reflector.
    W25 RMS Observatory, Cincinnati.  Observer B. Rowe.  0.35-m Schmidt-Cassegrain
        + CCD.
    
    Orbital elements:
    2017 HV2                                                 Earth MOID = 0.0006 AU
    Epoch 2017 Feb. 16.0 TT = JDT 2457800.5                 MPC
    M 294.77273              (2000.0)            P               Q
    n   0.62421007     Peri.  224.55147     -0.21362207     +0.97113305
    a   1.3559662      Node    33.53696     -0.83411807     -0.12475796
    e   0.3079911      Incl.   11.07663     -0.50853973     -0.20331270
    P   1.58           H   29.0           G   0.15           U   5
    Residuals in seconds of arc
    170422 G96  0.5-  0.0     170422 T12  0.0   0.0     170423 926  0.6+  0.6+
    170422 G96  0.3-  0.2+    170422 J95  0.4-  0.3+    170423 926  0.1-  0.3+
    170422 G96  0.1-  0.1+    170422 J95  0.1-  0.3+    170423 926  0.1+  0.4+
    170422 G96  0.3-  0.2+    170422 J95  0.1-  0.5+    170423 926  0.0   0.0
    170422 G96  0.7-  0.4-    170422 958  0.2-  0.3+    170423 926  0.2+  0.3+
    170422 G96  0.6+  0.1+    170422 958  0.2-  0.4-    170423 926  0.6+  0.2+
    170422 G96  0.3+  0.3+    170422 958  0.0   0.2-    170423 W25  0.7-  0.4+
    170422 G96  0.3+  1.1+    170422 104  0.2+  0.5+    170423 W25  0.3-  0.0
    170422 H01  0.2-  0.1+    170422 104  0.0   0.3+    170423 926  0.0   0.2-
    170422 H01  0.3-  0.0     170422 104  0.3-  0.3+    170423 926  0.3-  0.1-
    170422 H01  0.3-  0.1+    170423 I93  0.2+  1.2-    170423 926  0.2+  0.4+
    170422 H01  0.2-  0.0     170423 I93  0.3-  1.5-    170423 926  0.1-  0.1+
    170422 I52  0.1+  0.5+    170423 I93  0.3-  1.4-    170423 926  0.6+  0.4+
    170422 I52  0.2+  0.8+    170423 204  0.1+  0.1+    170423 926  0.7-  0.4-
    170422 I52  0.7-  0.5+    170423 204  0.3-  0.2-    170423 I52  0.5-  0.8-
    170422 I52  0.2-  0.3+    170423 204  0.3-  0.1-    170423 I52  0.9+  0.2+
    170422 T12  0.1-  0.0     170423 926  0.3+  0.2+    170423 I52  0.5+  0.2+
    170422 T12  0.0   0.0     170423 926  0.6+  0.5+    170423 I52  0.4-  0.5-
    170422 T12  0.1+  0.0     170423 926  0.2+  0.1+
    
    Ephemeris:
    2017 HV2                 a,e,i = 1.36, 0.31, 11                  q = 0.9383
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 03 24    13 51 01.0 +31 08 07   0.1703  1.1326   139.9    34.5    26.9
    ...
    2017 04 08    13 54 00.0 +33 23 08   0.08569 1.0664   138.0    38.9    25.4
    ...
    2017 04 16    13 52 11.5 +33 49 11   0.04246 1.0344   136.0    42.4    23.9
    ...
    2017 04 22    13 37 20.8 +32 15 04   0.01035 1.0126   135.4    44.2    20.8
    2017 04 23    13 17 11.9 +29 32 30   0.0050251.0091   136.6    43.2    19.2
    2017 04 24    07 03 29.7 -38 24 00   0.0009461.0057    86.0    93.9    17.2
    ...
    2017 04 30    01 46 34.3 -33 15 31   0.03255 0.9862    49.0   129.6    27.2
    ...
    2017 05 08    01 43 38.3 -32 12 08   0.07536 0.9652    52.5   124.0    28.5
    ...
    2017 05 23    01 47 26.7 -29 37 23   0.1554  0.9427    59.3   112.5    29.2
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-H55
    

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