[Iaude] MPEC Y43: 2002 AA2 [a=2.26,e=0.53,i=35.1,H=20.3]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Wed Dec 19 23:05:16 EST 2018


M.P.E.C. 2018-Y43                                Issued 2018 Dec. 20, 04:01 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


                                   2002 AA2
 
                           Revision to MPEC 2002-A32
 
Additional Observations:
     K02A02A  C2018 12 17.63076610 29 04.951-10 21 59.88         20.10GVEY043F51
     K02A02A  C2018 12 17.63801210 29 07.676-10 21 21.18         20.12GVEY043F51
     K02A02A  C2018 12 17.63994610 29 08.401-10 21 10.80         20.12GVEY043F51
     K02A02A  C2018 12 17.64909310 29 11.845-10 20 21.84         20.19GVEY043F51
     K02A02A  C2018 12 19.47780 10 41 17.10 -07 29 53.7          20.2 GVEY043G96
     K02A02A  C2018 12 19.48295 10 41 19.14 -07 29 23.8          20.3 GVEY043G96
     K02A02A  C2018 12 19.48810 10 41 21.16 -07 28 53.0          20.3 GVEY043G96
     K02A02A  C2018 12 19.49326 10 41 23.28 -07 28 23.7          19.7 GVEY043G96
     K02A02A  C2018 12 19.53586 10 41 40.02 -07 24 13.9          20.1 GVEY043I52
     K02A02A  C2018 12 19.53684 10 41 40.41 -07 24 07.9          20.0 GVEY043I52
     K02A02A  C2018 12 19.53781 10 41 40.75 -07 24 02.2          20.3 GVEY043I52
     K02A02A  C2018 12 19.53878 10 41 41.15 -07 23 56.5          20.5 GVEY043I52
 
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.
G96 Mt. Lemmon Survey.  Observer R. A. Kowalski.  Measurers B. M. Africano,
    E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
    H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. L. Seaman,
    F. C. Shelly.  1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer B. M. Africano.
    Measurers B. M. Africano, E. J. Christensen, G. A. Farneth, D. C. Fuls,
    A. R. Gibbs, A. D. Grauer, H. Groeller, R. A. Kowalski, S. M. Larson,
    G. J. Leonard, R. L. Seaman, F. C. Shelly.  1.0-m reflector + CCD.
 
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
181217 F51 3.18+ 2.56+    181219 I52 3.25+ 2.54+    MPO 30603   -1.1 day
 
Orbital elements:
2002 AA2                                                 Earth MOID = 0.0890 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M  33.61044              (2000.0)            P               Q
n   0.29066582     Peri.    7.43159     -0.39442882     -0.73702696
a   2.2570442      Node   107.20473     +0.81077743     -0.56023028
e   0.5263228      Incl.   35.06749     +0.43251110     +0.37806519
P   3.39           H   20.3           G   0.15           U   0
Residuals in seconds of arc
020107 608  0.4-  0.9+    020108 046  0.5-  0.1-    020113 611  0.2-  0.2-
020107 608  0.4-  0.9+    020108 106  0.3+  1.1+    020113 611  1.1-  0.4-
020107 608  0.3-  1.1+    020108 106  0.2+  0.4+    020113 611  0.4-  0.6-
020107 620 (2.0-  2.1-)   020108 106  0.1-  0.0     020114 113  0.2+  1.4-
020107 620 (1.5-  2.3-)   020110 112 (0.5-  2.6+)   020114 113 (1.1-  1.7-)
020107 620 (2.0-  0.1+)   020110 112  0.3+  0.5+    020114 113  0.7-  1.2-
020107 106  0.2-  0.2-    020110 112 (1.5-  1.0+)   020114 113 (0.1-  1.9-)
020107 106  0.2+  0.2+    020110 112  0.4-  1.3+    020114 113 (0.5+  1.9-)
020107 106  0.2-  0.1+    020110 670  0.0   0.1-    020114 113 (0.8+  2.3-)
020107 106  0.3-  0.7+    020110 670  0.4-  0.8-    020114 113 (0.7+  1.8-)
020107 106  0.7-  0.8-    020110 670  0.6-  0.1+    020117 670  0.6-  0.1+
020107 106  0.3-  0.2-    020110 560 (0.1+  3.4+)   020117 670  0.9+  0.6+
020107 106  0.2+  0.1+    020110 560 (1.7-  4.0+)   020117 670  0.1+  0.7+
020108 448  0.6-  1.2-    020110 560  0.1+  1.5+    020122 649  0.3+  0.8-
020108 448  0.1-  1.4-    020110 201  0.1+  1.4-    020122 649  0.3+  0.6+
020108 448 (0.3-  1.7-)   020110 201  0.4-  0.7-    020122 649  0.1-  0.7+
020108 448  1.2-  1.4-    020110 201  0.9+  1.4+    020215 649  1.1-  0.9-
020108 644  0.1+  0.3+    020111 413  0.1+  0.2+    020215 649  1.4-  0.9-
020108 644  0.0   0.8+    020111 413  0.2+  0.1+    020215 649  0.7-  0.0
020108 644  0.0   0.1-    020111 201  0.8-  0.1+    020309 696  0.1-  0.5-
020108 670  0.3-  0.6+    020111 201  1.0-  0.3+    020309 696  0.4-  0.4+
020108 608 (1.3-  2.2+)   020111 201  0.2-  0.5-    020409 568  0.1+  0.0
020108 608 (0.0   1.7+)   020112 715 (0.2+  1.4-)   020409 568  0.1+  0.3+
020108 670  0.3+  0.6+    020112 715  0.2+  1.2-    020502 568  0.1-  0.1-
020108 608 (0.3+  2.3+)   020112 715  0.0   1.2-    020502 568  0.1-  0.1+
020108 670 (1.5-  0.3+)   020112 413  0.0   0.3-    181217 F51  0.0   0.1-
020108 151  0.7-  0.0     020112 413  0.1-  0.4-    181217 F51  0.0   0.1-
020108 151  1.2-  0.7-    020112 413  0.0   0.2-    181217 F51  0.0   0.1-
020108 151  0.7+  0.5-    020112 201  0.8+  0.7+    181217 F51  0.1+  0.0
020108 151  0.2-  0.6-    020112 201  0.7+  0.7+    181219 G96  0.1-  0.1-
020108 151  0.4-  1.2+    020112 201  1.0+  1.3+    181219 G96  0.0   0.2-
020108 151  0.1+  0.3-    020112 201  1.3+  0.8-    181219 G96  0.1-  0.5+
020108 046  0.6+  0.1-    020112 201  1.3+  0.9-    181219 G96  1.1+  0.4-
020108 046  0.8+  0.6+    020112 201  1.1+  0.5+    181219 I52  0.3+  0.1-
020108 046  0.2+  0.3+    020113 413  0.2+  0.2+    181219 I52  0.3+  0.2+
020108 046  1.4+  0.3+    020113 413  0.1-  0.2+    181219 I52  0.3-  0.2+
020108 046  0.4+  0.4-    020113 413  0.0   0.1+    181219 I52  0.1-  0.2+

Ephemeris:
2002 AA2                 a,e,i = 2.26, 0.53, 35                  q = 1.0691
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 11 20    08 19 46.3 -29 40 10   0.5430  1.1814    96.7    56.2    21.4
...
2018 12 05    09 19 20.2 -23 32 28   0.3968  1.1183    99.0    60.5    20.7
...
2018 12 13    10 00 50.7 -16 25 15   0.3287  1.0942   100.7    62.2    20.3
...
2018 12 19    10 38 04.0 -08 15 41   0.2882  1.0812   102.0    62.9    20.0
2018 12 20    10 44 49.2 -06 38 09   0.2827  1.0794   102.2    63.0    20.0
2018 12 21    10 51 43.7 -04 56 12   0.2777  1.0778   102.4    63.1    19.9
...
2018 12 27    11 36 12.1 +06 32 28   0.2579  1.0710   102.9    63.5    19.8
...
2019 01 04    12 40 50.9 +22 40 31   0.2632  1.0696   102.0    64.1    19.8
...
2019 01 19    14 33 17.1 +42 25 21   0.3501  1.0899    98.1    63.3    20.5

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-Y43



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