[Iaude] MPEC A74: 2017 AB17 [a=1.55,e=0.36,i=13.6,H=22.4]

mpec at si.edu mpec at si.edu
Tue Jan 10 23:12:04 EST 2017


M.P.E.C. 2017-A74                                Issued 2017 Jan. 11, 04:08 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 AB17
 
Observations:
     K17A17B* C2017 01 07.42464 08 18 51.08 +16 36 02.3          21.3 VqEA074G96
     K17A17B  C2017 01 07.42894 08 18 50.27 +16 35 52.3          21.4 VqEA074G96
     K17A17B  C2017 01 07.43332 08 18 49.44 +16 35 43.9                qEA074G96
     K17A17B  C2017 01 07.43762 08 18 48.64 +16 35 34.8          20.9 VqEA074G96
     K17A17B  C2017 01 08.26614 08 16 22.23 +16 06 34.9          20.9 VqEA074G96
     K17A17B  C2017 01 08.27135 08 16 21.27 +16 06 24.5          20.7 VqEA074G96
     K17A17B  C2017 01 08.27450 08 16 20.66 +16 06 17.8          20.6 VqEA074G96
     K17A17B  C2017 01 08.27796 08 16 20.01 +16 06 10.8          20.5 VqEA074G96
     K17A17B  C2017 01 08.29730 08 16 16.39 +16 05 30.7          21.1 VqEA074I52
     K17A17B  C2017 01 08.29876 08 16 16.06 +16 05 28.1          21.1 VqEA074I52
     K17A17B  C2017 01 08.30021 08 16 15.84 +16 05 24.4          20.9 VqEA074I52
     K17A17B  C2017 01 08.30167 08 16 15.53 +16 05 22.1          21.7 VqEA074I52
     K17A17B KC2017 01 08.30457 08 16 15.01 +16 05 16.2          21.1 RoEA074291
     K17A17B KC2017 01 08.31045 08 16 13.89 +16 05 04.6                oEA074291
     K17A17B KC2017 01 08.31634 08 16 12.80 +16 04 52.0          21.0 RoEA074291
     K17A17B  C2017 01 09.21986 08 13 35.47 +15 34 03.7          20.7 VqEA074G96
     K17A17B  C2017 01 09.22298 08 13 34.87 +15 33 56.6          20.1 VqEA074G96
     K17A17B  C2017 01 09.22530 08 13 34.45 +15 33 53.0          20.9 VqEA074G96
     K17A17B  C2017 01 09.22771 08 13 33.97 +15 33 48.0          21.2 VqEA074G96
     K17A17B  C2017 01 09.29224 08 13 22.18 +15 31 39.3          20.5 VqEA074I52
     K17A17B  C2017 01 09.29554 08 13 21.63 +15 31 32.2          21.1 VqEA074I52
     K17A17B  C2017 01 09.32425 08 13 16.36 +15 30 36.1          19.2 RoEA074926
     K17A17B  C2017 01 09.33225 08 13 14.81 +15 30 20.0          19.9 RoEA074926
     K17A17B KC2017 01 09.90407 08 11 37.45 +15 11 09.5                qEA074J95
     K17A17B KC2017 01 09.92823 08 11 33.16 +15 10 22.0                qEA074J95
     K17A17B KC2017 01 09.95175 08 11 29.00 +15 09 35.6          20.7 RqEA074J95
 
Observer details:
291 LPL/Spacewatch II.  Observer M. T. Read.  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.
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.
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.
J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
    + CCD.
 
Orbital elements:
2017 AB17                                                Earth MOID = 0.1547 AU
Epoch 2017 Feb. 16.0 TT = JDT 2457800.5                 MPC
M  60.91818              (2000.0)            P               Q
n   0.51147654     Peri.  105.26685     +0.81108205     -0.54014038
a   1.5485274      Node   287.90916     +0.40384411     +0.79473372
e   0.3555742      Incl.   13.64574     +0.42314989     +0.27685138
P   1.93           H   22.4           G   0.15           U   8
Residuals in seconds of arc
170107 G96  0.2+  0.3+    170108 I52  0.8-  0.1-    170109 G96  0.3+  0.4+
170107 G96  0.3+  0.5-    170108 I52  0.0   0.8-    170109 I52  0.3+  0.3+
170107 G96  0.4+  0.5+    170108 I52  0.5-  0.1-    170109 I52  1.1+  0.2-
170107 G96  0.7+  0.6+    170108 291  0.6-  0.2-    170109 926  1.1+  0.6+
170108 G96  0.0   0.3-    170108 291  0.8-  0.3+    170109 926  0.0   0.6+
170108 G96  0.2+  0.0     170108 291  0.5-  0.2-    170109 J95  0.1+  0.3+
170108 G96  0.1-  0.2-    170109 G96  1.4+  0.6+    170109 J95  0.3-  0.0
170108 G96  0.1-  0.1-    170109 G96  0.9+  0.3-    170109 J95  0.3-  0.5-
170108 I52  0.0   0.5-    170109 G96  0.9+  0.7+

Ephemeris:
2017 AB17                a,e,i = 1.55, 0.36, 14                  q = 0.9979
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2016 12 12    09 45 31.5 +35 25 49   0.2415  1.1289   121.3    48.2    21.4
...
2016 12 27    08 56 13.6 +24 13 25   0.2517  1.1988   145.2    27.9    21.0
...
2017 01 04    08 29 30.8 +18 42 53   0.2703  1.2388   158.5    16.9    20.9
...
2017 01 10    08 11 20.3 +15 08 21   0.2918  1.2695   167.1     9.9    20.9
2017 01 11    08 08 32.3 +14 36 04   0.2961  1.2747   168.3     9.0    20.9
2017 01 12    08 05 48.9 +14 04 50   0.3005  1.2799   169.3     8.2    20.9
...
2017 01 18    07 51 07.2 +11 19 54   0.3308  1.3112   170.5     7.1    21.1
...
2017 01 26    07 36 12.7 +08 37 58   0.3809  1.3532   162.8    12.4    21.7
...
2017 02 10    07 22 15.2 +05 54 26   0.5015  1.4318   146.4    22.4    22.8

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-A74




More information about the Iaude mailing list