[Iaude] MPEC B116: 2011 AL1 [a=1.93,e=0.50,i=36.7,H=19.8]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Sun Jan 27 17:35:17 EST 2019


M.P.E.C. 2019-B116                               Issued 2019 Jan. 27, 22:32 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 https://www.minorplanetcenter.net/    ISSN 1523-6714


                                   2011 AL1
 
                           Revision to MPEC 2011-A11
 
Additional Observations:
     K11A01L  C2018 06 10.55252620 48 19.419-30 01 34.36         23.2 GVEB116F51
     K11A01L  C2018 06 10.56352020 48 19.481-30 01 50.80         22.8 GVEB116F51
     K11A01L  C2018 06 10.57450320 48 19.546-30 02 06.42         22.9 GVEB116F51
     K11A01L  C2018 06 10.58547320 48 19.639-30 02 21.76         22.1 GVEB116F51
     K11A01L  C2018 06 17.52570420 48 39.400-33 00 54.76         22.4 GVEB116F51
     K11A01L  C2018 06 17.53736420 48 39.303-33 01 14.72         22.4 GVEB116F51
     K11A01L  C2018 06 23.51783520 47 15.994-35 59 03.46         22.5 GVEB116F51
     K11A01L  C2018 06 23.52645820 47 15.771-35 59 20.05         22.4 GVEB116F51
     K11A01L  C2018 06 23.53507720 47 15.541-35 59 36.73         22.0 GVEB116F51
     K11A01L  C2019 01 27.22629 02 11 09.187+31 22 24.02         19.8 wUEB116F52
     K11A01L  C2019 01 27.23734 02 11 11.318+31 23 26.16         20.3 wUEB116F52
     K11A01L  C2019 01 27.24840 02 11 13.458+31 24 27.62         20.8 wUEB116F52
     K11A01L  C2019 01 27.25951 02 11 15.575+31 25 30.13         21.1 wUEB116F52
     K11A01L KC2019 01 27.78797802 13 02.12 +32 14 21.2          19.9 GVEB116J95
     K11A01L KC2019 01 27.80028602 13 04.50 +32 15 28.1          20.7 GVEB116J95
     K11A01L KC2019 01 27.80902102 13 06.23 +32 16 16.0          20.7 GVEB116J95
     K11A01L KC2019 01 27.81504202 13 07.43 +32 16 48.5          20.4 GVEB116J95
 
Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe,
    E. Magnier, A. Schultz, M. Willman.  Measurers S. Chastel, M. Huber,
    Y. Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, T. Dukes, T. Lowe,
    A. Schultz, M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau,
    J. Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier,
    Y. Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3
    Schmidt-Cassegrain + CCD.
 
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or integer in degrees), reference and Delta-T
180610 F51   50-    3-    190127 J95  149+    9-    MPO192645    +80 day
 
Orbital elements:
2011 AL1                                                 Earth MOID = 0.0607 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M  50.00977              (2000.0)            P               Q
n   0.36830232     Peri.  317.55219     +0.46945041     -0.65262363
a   1.9275238      Node    95.39743     +0.88108837     +0.39007040
e   0.5035451      Incl.   36.68208     -0.05744210     +0.64955945
P   2.68           H   19.8           G   0.15           U   1
Residuals in seconds of arc
101227 C51  0.0   0.6-    110105 704  0.3+  2.1+    110111 204  0.1-  0.1-
101227 C51  0.2-  0.1+    110105 704  0.2-  1.1+    110115 160  0.6-  0.8-
101227 C51  0.1+  0.9-    110105 704 (0.9+  3.5+)   110115 160  0.0   0.3-
110103 704  0.1+  0.3+    110105 046  0.5-  0.6-    110115 160  0.5+  0.0
110103 704  0.2+  0.2+    110105 046  1.4-  1.9-    110116 160  0.5+  0.4+
110103 704  1.0+  1.1-    110105 046  0.8+  0.5-    110116 160  0.2+  0.0
110103 704  0.6-  0.5-    110105 046  1.2+  1.4-    110116 160  0.0   0.4-
110103 704  0.9+  0.2-    110105 046  0.2-  0.3-    110116 A17  0.1-  0.2+
110104 704  0.5-  0.2+    110105 046  0.6+  1.8-    110116 A17  0.1+  0.1-
110104 704  0.5+  0.6+    110106 704  0.2+  0.6+    110116 A17  0.4-  0.1+
110104 704  0.4+  1.0+    110106 704  0.1+  1.3+    110117 H21  0.2+  0.3-
110104 704  0.5-  0.2+    110106 704  0.2-  0.1-    110117 H21  0.1-  0.2-
110104 704  0.3-  0.7+    110106 704  0.1-  0.7+    110117 H21  0.1-  0.1-
110104 704  0.2-  0.0     110106 704  0.1-  0.1-    110121 H21  0.0   0.0
110104 704  0.3-  0.3-    110108 B03  0.2-  0.3-    110121 H21  0.1-  0.1-
110104 704  0.1-  0.2+    110108 B03  0.9-  0.1-    110121 H21  0.2+  0.5+
110104 704  0.1-  1.1+    110108 B03  0.5-  1.0-    110122 H21  0.8+  0.5+
110104 704  0.1-  0.5+    110108 B03  0.5-  0.1-    110122 H21  0.6+  0.2+
110104 703  0.3-  0.3-    110108 H20  0.2-  0.5+    110122 H21  0.4+  0.2+
110104 703  0.3-  0.3-    110108 H20  0.3+  0.6+    110125 H21  0.1+  0.2+
110104 703  0.3-  0.1-    110108 H20  0.0   0.9+    110125 H21  0.1+  0.3+
110104 703  0.2+  0.2-    110108 H20  0.4+  0.7+    110125 H21  0.2-  0.2+
110104 703  0.4-  0.3+    110109 H21  0.2+  0.1-    180610 F51  0.3+  0.5+
110104 703  0.1+  0.0     110109 H21  0.3+  0.0     180610 F51  0.0   0.3-
110104 703  0.1+  0.4+    110109 H26  0.2+  0.1-    180610 F51  0.2-  0.4-
110104 703  0.1-  0.2-    110109 H26  0.1+  0.2+    180610 F51  0.1-  0.2-
110104 854  0.4+  0.5-    110109 H21  0.0   0.0     180617 F51  0.3-  0.2+
110104 854  0.5-  0.3+    110109 H26  0.2-  0.3-    180617 F51  0.2-  0.2-
110104 300  0.3-  0.8-    110109 H26  0.2+  0.0     180623 F51  0.1+  0.2+
110104 300  0.2-  0.3-    110109 H26  0.0   0.1+    180623 F51  0.2+  0.0
110104 300  0.3+  0.1-    110109 H26  0.3+  0.1+    180623 F51  0.2+  0.4-
110104 300  0.0   0.2-    110109 H21  0.0   0.1-    190127 F52  0.1-  0.1-
110104 900  0.6-  0.4+    110109 H21  0.1-  0.3-    190127 F52  0.1+  0.1+
110104 900  0.0   0.3-    110109 H21  0.1-  0.1-    190127 F52  0.3+  0.4-
110104 900  0.2-  0.3+    110110 I15  0.1-  0.2-    190127 F52  0.1+  0.1-
110104 900  0.3-  0.3-    110110 I15  0.0   0.2-    190127 J95  0.1+  0.6+
110105 H21  0.1-  0.8-    110110 I15  0.1+  0.9-    190127 J95  0.2-  0.0
110105 H21  0.0   0.6-    110111 204  0.2-  0.2+    190127 J95  0.1+  0.1+
110105 H21  0.2-  0.9-    110111 204  0.1-  0.0     190127 J95  0.4+  0.4-

Ephemeris:
2011 AL1                 a,e,i = 1.93, 0.50, 37                  q = 0.9569
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 12 28    00 30 24.4 -35 18 23   0.3871  0.9769    77.7    79.6    20.5
...
2019 01 12    01 21 49.0 -00 13 41   0.3476  1.0293    87.6    72.7    20.1
...
2019 01 20    01 47 31.8 +18 14 14   0.3813  1.0681    92.1    67.0    20.2
...
2019 01 26    02 07 05.0 +29 24 04   0.4271  1.1010    94.1    63.1    20.4
2019 01 27    02 10 24.2 +31 00 55   0.4360  1.1068    94.4    62.5    20.4
2019 01 28    02 13 44.9 +32 33 43   0.4453  1.1126    94.6    61.9    20.5
...
2019 02 03    02 34 24.8 +40 32 16   0.5062  1.1490    95.3    58.7    20.7
...
2019 02 11    03 03 58.3 +48 18 26   0.5978  1.2006    95.4    54.9    21.1
...
2019 02 26    04 06 35.7 +56 59 34   0.7853  1.3039    93.8    49.3    21.7

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-B116



More information about the Iaude mailing list