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  • MPEC 2023-Y100 : 2015 TK1

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    M.P.E.C. 2023-Y100                            Issued 2023 December 29, 14:08 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 TK1                                 
    
    
                               Revision to MPEC 2015-T26                            
    
    Additional Observations:
         K15T01K  C2023 09 10.56902303 50 21.031+02 53 41.95         22.02GVEY100F51
         K15T01K  C2023 09 10.58126903 50 22.698+02 54 03.63         22.33GVEY100F51
         K15T01K 1C2023 10 19.41533208 13 06.413+49 52 40.01         20.48GVEY100G96
         K15T01K 1C2023 10 19.42874708 13 21.569+49 53 40.78         21.48GVEY100G96
         K15T01K 1C2023 10 19.43400708 13 27.440+49 54 04.75         21.20GVEY100G96
         K15T01K  C2023 10 19.45463808 13 50.549+49 55 36.92         21.0 GVEY100H01
         K15T01K  C2023 10 19.45974008 13 56.268+49 55 59.44         21.1 GVEY100H01
         K15T01K  C2023 10 19.46839408 14 05.994+49 56 37.73         21.1 GVEY100H01
         K15T01K KC2023 10 19.47129708 14 09.390+49 56 50.40         21.11GVEY100I52
         K15T01K KC2023 10 19.47295508 14 11.320+49 56 57.80         21.43GVEY100I52
         K15T01K KC2023 10 19.47461508 14 13.150+49 57 05.10         20.72GVEY100I52
         K15T01K KC2023 10 19.47628108 14 15.070+49 57 12.30               VEY100I52
         K15T01K  C2023 10 19.47894408 14 17.841+49 57 24.18         21.2 GVEY100H01
    
    Observer details:
    F51 Pan-STARRS 1, Haleakala.  Observers J. Herman, T. Lowe, P. Minguez, A.
        Schultz, I. Smith.  Measurers K. Chambers, 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.
    G96 Mt. Lemmon Survey.  Observer D. Rankin.  Measurers E. C. Beshore, 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.  1.5-m reflector + 10K CCD.
    H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
        Measurer W. H. Ryan.  2.4-m f/8.9 Ritchey-Chretien + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer G. J. Leonard.
        Measurers E. C. Beshore, 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.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
    230910 F51 0.14+ 0.13+    231019 H01 0.33+ 0.12+    MPO782092   +0.10 days
    
    Orbital elements:
    2015 TK1                                                 Earth MOID = 0.0425 AU
    Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
    M 302.41534              (2000.0)            P               Q                  
    n   0.61999981     Peri.   94.59058     -0.43513888     -0.88273610             
    a   1.3620980      Node    23.83249     +0.54809175     -0.41592235             
    e   0.4387555      Incl.   26.02496     +0.71431757     -0.21859912             
    P   1.59           H   22.18          G   0.15           U   0                  
    Residuals in seconds of arc
    151003 F51  0.0   0.1+    151012 291  0.0   0.0     151102 H21  0.2-  0.2-
    151003 F51  0.0   0.0     151012 291  0.1-  0.5-    151102 H21  0.3-  0.1-
    151003 F51  0.4+  0.1+    151012 291  0.1+  0.1-    151102 H21  0.5-  0.2+
    151004 W86  0.3-  0.0     151015 474  0.3-  0.1-    151102 H21  0.7-  0.1+
    151004 W86  0.1-  0.0     151015 474  0.5-  0.3+    151103 H21  0.0   0.3-
    151004 W86  0.1-  0.3-    151015 474  0.2+  0.9+    151103 H21  0.0   0.3-
    151007 W84  0.0   0.0     151020 H21  0.1-  0.2+    151103 H21  0.0   0.3-
    151007 H21  0.5+  0.1+    151020 H21  0.0   0.1+    151103 H21  0.1-  0.2-
    151007 H21  0.3+  0.3-    151020 H21  0.2-  0.1+    151104 H21  0.2+  0.0
    151007 H21  0.5+  0.1-    151020 H21  0.1-  0.1-    151104 H21  0.0   0.2-
    151007 I93  0.3-  0.2-    151020 F51  0.1+  0.0     151104 H21  0.1+  0.3-
    151007 I93  0.2-  0.1-    151021 F51  0.0   0.1-    230910 F51  0.2-  0.4-
    151007 I93  0.2+  0.8+    151021 F51  0.1-  0.0     230910 F51  0.2-  0.2-
    151010 H21  0.2+  0.3-    151021 F51  0.0   0.0     231019 G96  0.4-  0.9-
    151010 H21  0.1-  0.4-    151021 204  0.2+  0.1+    231019 G96  0.1+  0.3-
    151010 H21  0.1+  0.2-    151021 204  0.2+  0.2+    231019 G96  0.4-  0.2+
    151010 H21  0.0   0.3-    151021 204  0.2-  0.1-    231019 H01  0.5+  0.2+
    151010 H21  0.0   0.4-    151022 807  0.1+  0.0     231019 H01  0.3+  0.2+
    151010 H21  0.1-  0.1-    151022 807  0.1-  0.1-    231019 H01  0.3+  0.2+
    151011 807  0.3+  0.1-    151022 807  0.3-  0.1-    231019 I52  0.4-  0.1+
    151011 807  0.1+  0.0     151022 807  0.3-  0.4-    231019 I52  0.2+  0.1+
    151011 807  0.3+  0.2+    151022 807  0.0   0.3-    231019 I52  0.2-  0.1+
    151011 705  0.1-  0.3-    151026 711  0.6+  0.5+    231019 I52  0.3+  0.0
    151011 705  0.0   0.2-    151026 711  0.2-  0.3+    231019 H01  0.2+  0.2+
    151011 705  0.3+  0.2-    151026 711  0.3+  0.6+
    
    Ephemeris:
    2015 TK1                 a,e,i = 1.36, 0.44, 26                  q = 0.7645
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 11 29    14 29 06.2 +24 51 36   0.5298  0.7916    53.1    94.5    23.7
    ...
    2023 12 14    15 00 57.1 +13 59 17   0.6757  0.7645    50.8    86.0    23.8
    ...
    2023 12 22    15 16 58.1 +08 24 01   0.7474  0.7700    50.6    80.8    23.8
    ...
    2023 12 28    15 29 14.5 +04 18 49   0.7967  0.7831    50.9    77.0    23.8
    2023 12 29    15 31 19.3 +03 38 36   0.8045  0.7860    51.0    76.4    23.9
    2023 12 30    15 33 24.8 +02 58 35   0.8122  0.7891    51.1    75.8    23.9
    ...
    2024 01 05    15 46 11.9 -00 56 49   0.8554  0.8113    51.8    72.3    23.9
    ...
    2024 01 13    16 03 50.1 -05 56 15   0.9049  0.8498    53.3    68.1    24.0
    ...
    2024 01 28    16 38 15.9 -14 28 17   0.9722  0.9408    57.5    61.9    24.2
    
    A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-Y100
    


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