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  • MPEC 2024-E155 : 2015 FS117

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    M.P.E.C. 2024-E155                               Issued 2024 March 12, 14:11 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@CFA.HARVARD.EDU
                URL https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                   2015 FS117                                
    
    
                               Revision to MPEC 2015-F112                           
    
    Additional Observations:
         K15FB7S KC2024 03 07.32246008 48 08.039+59 23 50.35         20.97GVEE155I52
         K15FB7S KC2024 03 07.32556708 48 07.841+59 23 30.98         21.49GVEE155I52
         K15FB7S KC2024 03 07.32866708 48 07.510+59 23 10.68         21.45GVEE155I52
         K15FB7S KC2024 03 07.33175908 48 07.150+59 22 49.80         22.34GVEE155I52
         K15FB7S 2C2024 03 08.86052608 46 10.769+56 39 16.68         21.7 GVEE155J04
         K15FB7S 2C2024 03 08.95028208 46 03.216+56 29 47.77         21.4 GVEE155J04
         K15FB7S KC2024 03 11.18567108 44 05.683+52 35 11.11         21.43GVEE155I52
         K15FB7S KC2024 03 11.19031308 44 05.377+52 34 42.17         21.62GVEE155I52
         K15FB7S KC2024 03 11.19495408 44 05.190+52 34 12.29         21.33GVEE155I52
         K15FB7S KC2024 03 11.19959308 44 04.859+52 33 44.21         21.69GVEE155I52
    
    Observer details:
    I52 Steward Observatory, Mt. Lemmon Station.  Observers V. F. Carvajal, G. J.
        Leonard, H. Groeller.  Measurers T. Beuden, V. F. Carvajal, D. Fay, J. B.
        Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, J. K. Hogan,
        R. A. Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L. Seaman, F.
        C. Shelly, K. W. Wierzchos.  1.0-m prime focus + CCD.
    J04 ESA Optical Ground Station, Tenerife.  Observers P. Ruiz, M. Micheli, L.
        Conversi.  Measurers M. Micheli, F. Ocana, R. Kresken.  1.0-m f/4.4
        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
    240307 I52 1.14+ 0.54+    240311 I52 1.06+ 0.55+    E2023-O34   +0.52 days
    
    Orbital elements:
    2015 FS117                                          PHA, Earth MOID = 0.0359 AU
    Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Veres                   
    M  93.01736              (2000.0)            P               Q                  
    n   0.76255361     Peri.   54.18081     +0.62693789     -0.77854862             
    a   1.1865584      Node   356.56410     +0.46799683     +0.40558012             
    e   0.2544688      Incl.   28.36919     +0.62283854     +0.47892255             
    P   1.29           H   21.99          G   0.15           U   2                  
    Residuals in seconds of arc
    150323 G96  0.1+  0.2-    150324 G96  0.3+  0.4+    150410 705  0.1+  0.3-
    150323 G96  0.1+  0.2+    150324 291  0.0   0.2+    240307 I52  0.7-  0.6-
    150323 G96  0.1-  0.2+    150324 291  0.2+  0.0     240307 I52  0.3+  0.3+
    150323 G96  0.0   0.0     150324 291  0.1+  0.2+    240307 I52  0.2+  0.3+
    150323 G96  0.0   0.2+    150325 J95  0.1-  0.4+    240307 I52  0.1-  0.4-
    150323 G96  0.1-  0.1+    150325 J95  0.3-  1.5-    240308 J04  0.1+  0.3-
    150323 G96  0.6+  0.2+    150326 G96  0.2+  0.5+    240308 J04  0.0   0.3+
    150323 G96  0.4+  0.1-    150326 G96  0.2-  0.0     240311 I52  0.2+  0.6+
    150324 G96  0.5-  0.1-    150326 G96  0.7+  0.3+    240311 I52  0.3-  0.4+
    150324 G96  0.0   0.1+    150326 G96  0.3+  0.1-    240311 I52  0.4+  0.7-
    150324 G96  0.3+  0.3+    150410 705  0.1-  0.4+    240311 I52  0.3-  0.0
    150324 G96  0.7-  0.2+    150410 705  0.2+  0.0
    
    Ephemeris:
    2015 FS117               a,e,i = 1.19, 0.25, 28                  q = 0.8846
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2024 02 11    18 28 59.6 +77 39 02   0.3506  1.0798    95.7    65.4    22.2
    ...
    2024 02 26    09 37 29.4 +77 36 08   0.3152  1.1420   111.1    54.0    21.7
    ...
    2024 03 05    08 52 32.5 +63 34 57   0.3182  1.1747   117.9    48.3    21.7
    ...
    2024 03 11    08 44 13.1 +52 54 20   0.3338  1.1988   120.7    45.4    21.7
    2024 03 12    08 43 35.6 +51 11 22   0.3375  1.2028   121.0    45.1    21.8
    2024 03 13    08 43 06.9 +49 29 59   0.3415  1.2068   121.2    44.8    21.8
    ...
    2024 03 19    08 42 35.2 +40 02 03   0.3717  1.2301   121.2    43.8    22.0
    ...
    2024 03 27    08 45 49.9 +29 27 53   0.4261  1.2601   118.9    43.9    22.3
    ...
    2024 04 11    08 58 14.2 +15 20 35   0.5581  1.3125   111.3    45.3    23.0
    
    A. U. Tomatic                (C) Copyright 2024 MPC           M.P.E.C. 2024-E155
    


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