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  • MPEC 2017-T33 : 2017 TH1

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    M.P.E.C. 2017-T33                                Issued 2017 Oct. 7, 22:44 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 TH1
    
    Observations:
         K17T01H* C2017 10 02.11194 00 09 30.10 +37 17 35.2          19.9 VqET033G96
         K17T01H  C2017 10 02.11318 00 09 32.04 +37 17 34.7          20.2 VqET033G96
         K17T01H  C2017 10 02.11360 00 09 32.79 +37 17 34.6          20.2 VqET033G96
         K17T01H  C2017 10 02.11401 00 09 33.40 +37 17 34.7          20.1 VqET033G96
         K17T01H  C2017 10 02.14238300 10 17.82 +37 17 27.7          19.4 GUET033H01
         K17T01H  C2017 10 02.14655100 10 24.40 +37 17 26.3          19.6 GUET033H01
         K17T01H  C2017 10 02.15979000 10 45.33 +37 17 21.3          19.7 GUET033H01
         K17T01H  C2017 10 02.16494 00 10 54.30 +37 17 23.3          19.5 RoET033926
         K17T01H  C2017 10 02.16738 00 10 58.19 +37 17 21.9          19.7 RoET033926
         K17T01H  C2017 10 02.16926300 11 00.30 +37 17 17.4          19.2 GUET033H01
         K17T01H  C2017 10 02.16985 00 11 02.08 +37 17 20.6          19.4 RoET033926
         K17T01H  C2017 10 02.18247 00 11 21.93 +37 17 12.5          19.8 VqET033G96
         K17T01H  C2017 10 02.18288 00 11 22.54 +37 17 12.3          20.1 VqET033G96
         K17T01H  C2017 10 02.18331 00 11 23.23 +37 17 12.1          20.0 VqET033G96
         K17T01H  C2017 10 02.18371 00 11 23.88 +37 17 12.0          20.1 VqET033G96
         K17T01H  C2017 10 02.31494 00 14 50.60 +37 15 29.1          20.7 VqET033G96
         K17T01H  C2017 10 02.31534 00 14 51.21 +37 15 28.5          20.8 VqET033G96
         K17T01H  C2017 10 02.31575 00 14 51.86 +37 15 28.1          21.0 VqET033G96
         K17T01H  C2017 10 02.31617 00 14 52.53 +37 15 27.8          20.5 VqET033G96
         K17T01H  C2017 10 02.36316 00 16 17.630+37 15 10.79         19.8 iLET033F51
         K17T01H KC2017 10 02.37965 00 16 33.74 +37 14 08.7          18.5 RoET033291
         K17T01H KC2017 10 02.38417 00 16 41.04 +37 14 01.7          18.3 RoET033291
         K17T01H KC2017 10 02.38875 00 16 48.33 +37 13 55.3          18.8 RoET033291
         K17T01H KC2017 10 02.98002 00 33 48.70 +36 56 52.1                qET033J95
         K17T01H KC2017 10 02.99082 00 34 06.90 +36 56 28.6                qET033J95
         K17T01H KC2017 10 03.00065 00 34 23.56 +36 56 06.8          19.4 RqET033J95
         K17T01H  C2017 10 03.07869100 36 53.70 +36 52 52.6          20.7 GUET033H01
         K17T01H  C2017 10 03.08696100 37 08.08 +36 52 37.7          20.1 GUET033H01
         K17T01H  C2017 10 03.09368400 37 19.73 +36 52 25.6          20.6 GUET033H01
         K17T01H  C2017 10 03.09940800 37 29.72 +36 52 14.7          20.7 GUET033H01
         K17T01H  C2017 10 03.17517 00 39 41.05 +36 49 47.1          19.2 RoET033926
         K17T01H  C2017 10 03.17744 00 39 44.90 +36 49 42.0          19.4 RoET033926
         K17T01H  C2017 10 03.17969 00 39 48.76 +36 49 37.3          19.4 RoET033926
         K17T01H  C2017 10 03.30665 00 43 24.97 +36 44 21.3          19.9 VqET033G96
         K17T01H  C2017 10 03.30705 00 43 25.62 +36 44 20.1          19.8 VqET033G96
         K17T01H  C2017 10 03.30747 00 43 26.34 +36 44 19.0          19.7 VqET033G96
         K17T01H  C2017 10 03.30804 00 43 27.35 +36 44 17.1          20.2 VqET033G96
         K17T01H  C2017 10 03.43989 00 47 23.268+36 38 28.61         19.9 iLET033F51
         K17T01H  C2017 10 03.45111 00 47 42.451+36 37 53.36               LET033F51
         K17T01H  C2017 10 03.47438 00 48 22.207+36 36 38.21         19.9 iLET033F51
         K17T01H  C2017 10 04.31718 01 14 11.78 +35 39 51.2          19.5 RoET033926
         K17T01H  C2017 10 04.31946 01 14 15.82 +35 39 40.2          19.1 RoET033926
         K17T01H  C2017 10 04.32172 01 14 19.81 +35 39 29.6          19.3 RoET033926
         K17T01H KC2017 10 05.89378 02 03 08.86 +32 46 31.8                UET033J95
         K17T01H KC2017 10 05.90773 02 03 33.87 +32 44 44.1                UET033J95
         K17T01H KC2017 10 05.92331 02 04 01.66 +32 42 41.1          19.9 GUET033J95
         K17T01H  C2017 10 07.36241602 45 59.47 +29 01 13.2          19.3 GUET033H01
         K17T01H  C2017 10 07.37479502 46 19.06 +28 59 06.4          18.7 GUET033H01
         K17T01H  C2017 10 07.37784002 46 23.90 +28 58 35.2          19.8 GUET033H01
         K17T01H  C2017 10 07.38329902 46 32.54 +28 57 38.8          19.2 GUET033H01
    
    Observer details:
    291 LPL/Spacewatch II.  Observer T. H. Bressi.  1.8-m f/2.7 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 J. Bulger, 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 D. C. Fuls.  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.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
        + CCD.
    
    Orbital elements:
    2017 TH1                                                 Earth MOID = 0.0357 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M 350.76190              (2000.0)            P               Q
    n   0.24233210     Peri.  182.21976     +0.93410186     -0.35364588
    a   2.5479765      Node   198.71996     +0.32984846     +0.90728774
    e   0.5944966      Incl.    8.75854     +0.13657854     +0.22751605
    P   4.07           H   25.3           G   0.15           U   5
    Residuals in seconds of arc
    171002 G96  0.1-  0.1-    171002 G96  0.6-  0.0     171003 G96  0.5-  0.1+
    171002 G96  0.5-  0.4-    171002 G96  0.5-  0.2+    171003 G96  0.4-  0.2+
    171002 G96  0.4+  0.4-    171002 F51  0.4-  0.2+    171003 G96  0.1+  0.1-
    171002 G96  0.1-  0.2-    171002 291  0.5+  0.6+    171003 F51  0.4-  0.3+
    171002 H01  0.1+  0.3-    171002 291  1.2+  0.1+    171003 F51  0.0   0.2+
    171002 H01  0.1-  0.2-    171002 291  0.5+  0.5+    171003 F51  0.4-  0.3+
    171002 H01  0.1-  0.3-    171002 J95  0.2+  0.2-    171004 926  0.0   0.1+
    171002 926  0.3-  0.5+    171002 J95  0.3-  0.3-    171004 926  0.0   0.2+
    171002 926  0.1+  0.0     171003 J95  0.2+  0.4-    171004 926  0.2-  0.6+
    171002 H01  0.1+  0.2-    171003 H01  0.8+  0.5-    171005 J95  0.1+  0.1-
    171002 926  0.0   0.3-    171003 H01  0.6+  0.4-    171005 J95  0.3+  0.6+
    171002 G96  0.3+  0.2-    171003 H01  0.2+  0.2-    171005 J95  0.2-  0.6-
    171002 G96  0.1-  0.2-    171003 H01  0.9+  0.5-    171007 H01  0.2-  0.0
    171002 G96  0.0   0.2-    171003 926  0.5+  0.3+    171007 H01  0.5-  0.0
    171002 G96  0.2+  0.1-    171003 926  0.1+  0.0     171007 H01  0.3-  0.1+
    171002 G96  0.3-  0.1+    171003 926  0.1+  0.1+    171007 H01  0.3-  0.1-
    171002 G96  0.6-  0.0     171003 G96  0.1-  0.2+
    
    Ephemeris:
    2017 TH1                 a,e,i = 2.55, 0.59, 9                   q = 1.0332
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 09 07    20 48 12.5 +24 02 18   0.1606  1.1279   135.5    38.8    23.1
    ...
    2017 09 22    21 35 35.0 +31 14 57   0.08651 1.0658   134.1    42.6    21.8
    ...
    2017 09 30    23 17 59.5 +36 56 00   0.05446 1.0452   142.5    35.7    20.5
    ...
    2017 10 06    02 06 12.9 +32 33 43   0.04332 1.0363   146.8    31.9    19.9
    2017 10 07    02 35 45.2 +30 02 12   0.04342 1.0353   145.0    33.6    20.0
    2017 10 08    03 03 08.3 +27 09 54   0.04412 1.0346   142.6    35.9    20.1
    ...
    2017 10 14    04 52 46.4 +10 24 14   0.05856 1.0334   126.5    50.9    21.1
    ...
    2017 10 22    05 50 27.5 -01 19 23   0.09090 1.0411   118.0    57.5    22.3
    ...
    2017 11 06    06 20 37.5 -08 40 56   0.1593  1.0821   121.1    51.7    23.4
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-T33
    

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