[Iaude] MPEC U24: 2017 TW5 [a=1.92,e=0.61,i=0.5,H=27.4]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Mon Oct 16 15:25:20 EDT 2017


M.P.E.C. 2017-U24                                Issued 2017 Oct. 16, 19:22 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 TW5
 
Observations:
     K17T05W* C2017 10 15.31660 02 10 16.60 +08 28 10.5          20.0 GUEU024G96
     K17T05W  C2017 10 15.32178 02 10 24.87 +08 28 35.7          19.7 GUEU024G96
     K17T05W  C2017 10 15.33226 02 10 41.69 +08 29 25.8          19.7 GUEU024G96
     K17T05W  C2017 10 15.46675 02 14 31.31 +08 40 24.1          20.5 GUEU024I52
     K17T05W  C2017 10 15.46815 02 14 33.75 +08 40 31.7          20.4 GUEU024I52
     K17T05W  C2017 10 15.46925 02 14 35.82 +08 40 37.4          20.3 GUEU024I52
     K17T05W  C2017 10 15.47037 02 14 37.84 +08 40 42.6          20.3 GUEU024I52
     K17T05W KC2017 10 15.93907 02 33 18.93 +09 27 28.6          19.0  UEU024104
     K17T05W KC2017 10 15.94394 02 33 32.11 +09 28 03.7          19.4  UEU024104
     K17T05W KC2017 10 15.94759 02 33 42.01 +09 28 30.4          19.2  UEU024104
     K17T05W KC2017 10 15.97813 02 35 06.21 +09 32 13.3          19.4  tEU024K63
     K17T05W KC2017 10 15.98096 02 35 14.09 +09 32 34.4          19.2  tEU024K63
     K17T05W KC2017 10 15.98443 02 35 23.77 +09 32 59.9          19.2  tEU024K63
     K17T05W  C2017 10 16.39635 02 59 53.22 +10 32 51.1          18.8 RoEU024926
     K17T05W  C2017 10 16.39815 03 00 00.76 +10 33 08.3          18.7 RoEU024926
     K17T05W  C2017 10 16.39995 03 00 08.29 +10 33 25.4          18.9 RoEU024926
     K17T05W  C2017 10 16.50085 03 07 36.84 +10 49 36.6          19.6 GUEU024I52
     K17T05W  C2017 10 16.50098 03 07 37.43 +10 49 37.5          18.3 GUEU024I52
     K17T05W  C2017 10 16.50110 03 07 38.02 +10 49 38.8          18.2 GUEU024I52
     K17T05W  C2017 10 16.50123 03 07 38.61 +10 49 40.2          18.3 GUEU024I52
 
Observer details:
104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri.  Measurers
    P. Bacci, L. Tesi, G. Fagioli.  0.60-m 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.  Observer A. D. Grauer.  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.
I52 Steward Observatory, Mt. Lemmon Station.  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.  1.0-m reflector + CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli.  Observer R. Bacci.
    Measurer R. Bacci M. Nardini.  0.40-m f/3.2 Newtonian reflector + CCD.
 
Orbital elements:
2017 TW5                                                 Earth MOID = 0.0013 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
M 327.22098              (2000.0)            P               Q
n   0.37101889     Peri.   60.78508     -0.08117234     -0.99668795
a   1.9181035      Node    33.87196     +0.91136427     -0.07621884
e   0.6087624      Incl.    0.50548     +0.40351731     -0.02835161
P   2.66           H   27.4           G   0.15           U   7
Residuals in seconds of arc
171015 G96  0.4-  0.2+    171015 104  0.1+  0.0     171016 926  0.5+  0.4+
171015 G96  0.3-  0.6+    171015 104  0.1+  0.2-    171016 926  0.4+  0.2+
171015 G96  0.1-  0.3+    171015 104  0.1-  0.1-    171016 I52  0.0   0.1+
171015 I52  1.2+  0.6-    171015 K63  0.1+  0.5-    171016 I52  0.3-  0.3-
171015 I52  0.5-  0.0     171015 K63  0.1-  0.3-    171016 I52  0.0   0.1-
171015 I52  0.4+  0.2+    171015 K63  0.5-  0.4-    171016 I52  0.4-  0.0
171015 I52  0.0   0.2-    171016 926  0.1+  0.4+

Ephemeris:
2017 TW5                 a,e,i = 1.92, 0.61, 1                   q = 0.7504
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 09 16    00 56 30.7 +04 41 42   0.3085  1.2970   158.2    16.7    26.3
...
2017 10 01    01 04 40.5 +05 10 18   0.1548  1.1542   170.8     8.0    24.2
...
2017 10 09    01 15 42.7 +05 45 07   0.08005 1.0787   175.5     4.2    22.5
...
2017 10 15    02 02 04.4 +08 07 27   0.02650 1.0233   169.5    10.2    20.2
2017 10 16    02 36 03.6 +09 39 22   0.01813 1.0142   162.1    17.6    19.6
2017 10 17    04 02 13.8 +12 30 09   0.01079 1.0052   141.8    37.8    19.1
...
2017 10 23    12 16 46.6 -02 21 31   0.04718 0.9523    24.8   154.1    29.9
...
2017 10 31    12 41 17.4 -03 53 40   0.1200  0.8870    26.5   150.0    31.0
...
2017 11 15    12 59 18.0 -05 28 34   0.2685  0.7908    36.8   131.5    29.9

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-U24




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