[Iaude] MPEC B36: 2017 AQ20 [a=4.08,e=0.85,i=50.8,H=17.6]

mpec at si.edu mpec at si.edu
Sat Jan 21 18:51:45 EST 2017


M.P.E.C. 2017-B36                                Issued 2017 Jan. 21, 23:47 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 AQ20
 
Observations:
     K17A20Q* S2017 01 10.89708 16 44 57.31 +61 25 55.5          19   RLEB036C51
     K17A20Q  s2017 01 10.89708 1 - 1599.5675 - 2316.9282 + 6246.2413   EB036C51
     K17A20Q  S2017 01 10.89721 16 44 57.22 +61 25 56.1                LEB036C51
     K17A20Q  s2017 01 10.89721 1 - 1662.6644 - 2361.2298 + 6213.1501   EB036C51
     K17A20Q  S2017 01 11.02811 16 44 50.16 +61 30 17.2                LEB036C51
     K17A20Q  s2017 01 11.02811 1 - 1617.6125 - 2337.1052 + 6234.0838   EB036C51
     K17A20Q  S2017 01 11.29005 16 44 35.69 +61 38 59.3                LEB036C51
     K17A20Q  s2017 01 11.29005 1 - 1590.5737 - 2332.8939 + 6242.5850   EB036C51
     K17A20Q  S2017 01 11.42108 16 44 28.36 +61 43 21.8                LEB036C51
     K17A20Q  s2017 01 11.42108 1 - 1608.4952 - 2353.2219 + 6230.3688   EB036C51
     K17A20Q  S2017 01 11.55211 16 44 21.02 +61 47 44.1                LEB036C51
     K17A20Q  s2017 01 11.55211 1 - 1626.3323 - 2373.6198 + 6218.0071   EB036C51
     K17A20Q  S2017 01 11.68301 16 44 13.48 +61 52 06.6                LEB036C51
     K17A20Q  s2017 01 11.68301 1 - 1582.1032 - 2349.0777 + 6238.5581   EB036C51
     K17A20Q  S2017 01 11.81405 16 44 05.85 +61 56 28.2                LEB036C51
     K17A20Q  s2017 01 11.81405 1 - 1599.8983 - 2369.5552 + 6226.2825   EB036C51
     K17A20Q KC2017 01 18.53913 16 35 18.88 +65 43 12.0                oEB036291
     K17A20Q KC2017 01 18.54088 16 35 18.58 +65 43 15.8                oEB036291
     K17A20Q KC2017 01 18.54262 16 35 18.54 +65 43 19.0                oEB036291
     K17A20Q KC2017 01 19.95470 16 32 45.41 +66 31 07.3                qEB036J95
     K17A20Q KC2017 01 19.96333 16 32 44.55 +66 31 25.0                qEB036J95
     K17A20Q KC2017 01 19.99044 16 32 41.59 +66 32 20.9          20.2 RqEB036J95
     K17A20Q KC2017 01 20.18656 16 32 18.84 +66 39 06.7          20.0 RoEB036K88
     K17A20Q KC2017 01 20.19419 16 32 17.92 +66 39 22.4          19.9 RoEB036K88
     K17A20Q KC2017 01 20.20181 16 32 17.02 +66 39 38.1          20.0 RoEB036K88
     K17A20Q KC2017 01 21.89151 16 28 45.55 +67 36 48.9          20.6 RqEB036J95
     K17A20Q KC2017 01 21.94771 16 28 38.30 +67 38 43.0          20.2 RqEB036J95
 
Observer details:
291 LPL/Spacewatch II.  Observer R. A. Mastaler.  1.8-m f/2.7 reflector + CCD.
C51 WISE.  Measurers A. K. Mainzer, J. M. Bauer, T. Grav, J. R. Masiero,
    J. W. Dailey, R. M. Cutri, E. L. Wright, C. Nugent, S. Sonnett, E. Kramer.
J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
    + CCD.
K88 GINOP-KHK, Piszkesteto.  Observer A. Sodor.  Measurer K. Sarneczky.
    0.60-m Schmidt + CCD.
 
Orbital elements:
2017 AQ20                                                Earth MOID = 0.3881 AU
Epoch 2017 Feb. 16.0 TT = JDT 2457800.5                 MPC
M  13.44410              (2000.0)            P               Q
n   0.11948952     Peri.    1.81179     +0.99433675     -0.08429517
a   4.0824057      Node     4.79184     +0.08513660     +0.26730911
e   0.8499089      Incl.   50.78366     +0.06360967     +0.95991675
P   8.25           H   17.6           G   0.15           U   7
Residuals in seconds of arc
170110 C51  0.1+  0.1-    170111 C51  0.3+  0.1+    170120 K88  0.1+  0.0
170110 C51  0.5-  0.1+    170118 291  0.0   0.3-    170120 K88  0.1+  0.0
170111 C51  0.2-  0.1+    170118 291  0.7-  0.1-    170120 K88  0.2+  0.1+
170111 C51  0.3-  0.8-    170118 291  0.2+  0.5-    170121 J95  0.1-  0.3+
170111 C51  0.1-  0.2-    170119 J95  0.4-  0.1+    170121 J95  0.0   0.5-
170111 C51  0.6+  0.1+    170119 J95  0.2+  0.1+
170111 C51  0.4+  0.8+    170119 J95  0.5+  0.3+

Ephemeris:
2017 AQ20                a,e,i = 4.08, 0.85, 51                  q = 0.6127
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2016 12 22    16 52 43.0 +50 53 41   0.9748  1.2039    75.9    52.4    19.9
...
2017 01 06    16 48 30.6 +58 44 54   1.0736  1.4072    86.2    44.2    20.2
...
2017 01 14    16 41 45.4 +63 09 41   1.1222  1.5132    91.6    40.5    20.3
...
2017 01 20    16 32 39.9 +66 32 44   1.1595  1.5913    95.5    38.0    20.5
2017 01 21    16 30 40.4 +67 06 40   1.1659  1.6042    96.1    37.6    20.5
2017 01 22    16 28 30.9 +67 40 34   1.1724  1.6171    96.8    37.2    20.5
...
2017 01 28    16 11 16.1 +71 01 09   1.2130  1.6936   100.3    34.9    20.6
...
2017 02 05    15 31 15.9 +75 06 29   1.2736  1.7937   104.4    32.2    20.8
...
2017 02 20    12 54 11.2 +79 01 05   1.4147  1.9756   109.3    28.2    21.1

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-B36




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