[Iaude] MPEC B147: 2015 AC17 [a=2.26,e=0.46,i=29.2,H=19.63]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Sun Jan 28 09:11:47 EST 2024


M.P.E.C. 2024-B147                             Issued 2024 January 28, 14:10 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets, routine data on comets and natural satellites,
         and occasional editorial announcements.  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

                                   2015 AC17                                    


                           Revision to MPEC 2015-A39                            

Additional Observations:
     K15A17C  C2021 11 07.59591109 07 49.155+11 13 25.72         21.57wUEB147F51
     K15A17C  C2021 11 07.61910909 07 52.162+11 12 07.41         21.55wUEB147F51
     K15A17C  C2021 11 07.63074409 07 53.639+11 11 28.54         21.64wUEB147F51
     K15A17C &C2021 11 16.34866809 25 58.74 +02 49 31.0                WEB147W84
     K15A17C &C2021 12 02.29952909 52 18.44 -12 50 41.6                WEB147W84
     K15A17C &C2021 12 02.34515909 52 22.01 -12 53 20.3                WEB147W84

Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz, I.
    Smith.  Measurers K. Chambers, S. Chastel, T. de Boer, J. Fairlamb, H.
    Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
    Weryk.  1.8-m Ritchey-Chretien + CCD.
W84 Cerro Tololo-DECam.  Observers S. Fu, J. Carlin, C. Martinez.  Measurer S.
    Deen.  4.0-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
211107 F51 0.95+ 1.35+    211202 W84 1.12+ 0.77+    MPO740530   +1.64 days

Orbital elements:
2015 AC17                                                Earth MOID = 0.2413 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 194.92390              (2000.0)            P               Q                  
n   0.29013861     Peri.  188.32941     +0.10804481     -0.87379780             
a   2.2597776      Node   256.49754     +0.93790379     +0.24773277             
e   0.4583815      Incl.   29.18377     +0.32964041     -0.41845655             
P   3.40           H   19.63          G   0.15           U   1                  
Residuals in seconds of arc
141227 C51  0.3-  0.8+    150104 C51  0.5-  0.4-    150107 291  0.4-  0.0
141227 C51  0.4+  0.5+    150104 C51  0.0   0.7-    150107 291  0.6-  0.5+
141227 C51  0.7-  0.3+    150104 C51  1.8-  0.7+    150107 291  1.1-  0.1-
141227 C51  0.2+  0.3-    150104 C51  0.1-  0.3-    150111 291  0.1-  0.5+
141227 C51  0.6+  0.1+    150104 C51  0.0   0.0     150111 291  0.7+  0.1+
141228 C51  0.1-  2.6-    150104 C51  0.2-  0.9-    150111 291  0.3-  0.2-
141228 C51  0.6-  0.8+    150104 C51  0.1-  0.4-    150116 568  0.1-  0.1+
141228 C51  0.3-  1.0-    150104 C51  0.5+  0.7-    150123 568  0.0   0.2+
141228 C51  3.8-  2.4+    150104 C51  0.2+  0.3-    150123 568  0.1-  0.1+
141228 C51  0.1+  0.3+    150104 C51  0.3+  0.4-    150210 291  0.5+  0.1-
141228 C51  0.7-  0.7-    150104 C51  0.8-  0.2+    150210 291  0.3+  0.1+
150103 C51 (0.1-  1.4-)   150104 C51  0.5+  0.3-    150210 291  0.3+  0.2-
150103 C51  1.1-  0.6-    150104 C51  0.7+  0.3-    211107 F51  0.1+  0.2+
150103 C51  0.8-  0.5-    150105 C51  0.2-  1.2+    211107 F51  0.2+  0.2-
150103 C51  0.2-  0.9-    150105 C51  0.1-  0.4-    211107 F51  0.2-  0.0
150103 C51  1.0-  0.6+    150105 C51  0.4+  0.1-    211116 W84  0.0   0.0
150103 C51  0.1-  0.1-    150105 C51  0.7+  0.4-    211202 W84  0.4-  0.1-
150104 C51  0.6-  0.5-    150105 C51  1.0-  0.6-    211202 W84  0.2-  0.2-
150104 C51  0.5-  1.2-    150105 C51  0.7-  0.2+

Ephemeris:
2015 AC17                a,e,i = 2.26, 0.46, 29                  q = 1.2239
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 12 29    18 41 52.3 -12 54 37   4.0985  3.1379    10.8     3.4    25.5
...
2024 01 13    19 02 18.9 -11 47 01   4.0590  3.1064    12.6     3.9    25.5
...
2024 01 21    19 13 12.1 -11 03 51   4.0211  3.0884    16.2     5.1    25.5
...
2024 01 27    19 21 19.2 -10 28 09   3.9851  3.0744    19.5     6.1    25.5
2024 01 28    19 22 40.1 -10 21 56   3.9785  3.0720    20.0     6.3    25.6
2024 01 29    19 24 00.9 -10 15 37   3.9718  3.0696    20.6     6.5    25.6
...
2024 02 04    19 32 03.3 -09 36 04   3.9276  3.0549    24.1     7.6    25.6
...
2024 02 12    19 42 38.8 -08 38 47   3.8596  3.0346    29.0     9.1    25.6
...
2024 02 27    20 01 57.1 -06 37 18   3.7057  2.9942    38.4    11.9    25.6

A. U. Tomatic                (C) Copyright 2024 MPC           M.P.E.C. 2024-B147





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