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  • MPEC 2023-U39 : 2023 TW19

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    M.P.E.C. 2023-U39                              Issued 2023 October 17, 06:27 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
    
                                    2023 TW19                                
    
    
    Observations:
         K23T19W* C2023 10 15.36676102 17 12.232+23 59 56.58         21.27GVEU039V00
         K23T19W  C2023 10 15.37227802 17 12.757+24 00 14.00         21.40GVEU039V00
         K23T19W  C2023 10 15.37777702 17 13.272+24 00 31.32         21.28GVEU039V00
         K23T19W  C2023 10 15.38328102 17 13.769+24 00 48.78         21.43GVEU039V00
         K23T19W KC2023 10 15.44255 02 17 19.44 +24 03 54.1                VEU039691
         K23T19W KC2023 10 15.45700 02 17 20.89 +24 04 40.1                VEU039691
         K23T19W KC2023 10 15.46967802 17 22.214+24 05 17.84         21.49GVEU039I52
         K23T19W KC2023 10 15.47144 02 17 22.48 +24 05 23.9          21.3 RVEU039691
         K23T19W KC2023 10 15.47278202 17 22.585+24 05 27.35         21.27GVEU039I52
         K23T19W KC2023 10 15.47588702 17 22.866+24 05 36.49         21.30GVEU039I52
         K23T19W KC2023 10 15.47899802 17 23.172+24 05 46.64         21.44GVEU039I52
         K23T19W KC2023 10 16.20843102 19 03.684+24 45 20.45         21.41GVEU039I52
         K23T19W KC2023 10 16.21067702 19 03.968+24 45 28.51         21.73GVEU039I52
         K23T19W KC2023 10 16.21292402 19 04.170+24 45 36.61         22.59GVEU039I52
         K23T19W KC2023 10 16.21518002 19 04.418+24 45 43.63         21.62GVEU039I52
         K23T19W KC2023 10 17.21911 02 21 16.40 +25 41 30.4          21.2 RVEU039291
         K23T19W KC2023 10 17.22346 02 21 16.84 +25 41 45.3          21.2 RVEU039291
    
    Observer details:
    291 LPL/Spacewatch II.  Observer T. H. Bressi.  1.8-m f/2.7 reflector + CCD.
    691 Steward Observatory, Kitt Peak-Spacewatch.  Observer R. A. Mastaler.
        0.9-m f/3 reflector + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer J. K. Hogan.  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.
    V00 Kitt Peak-Bok.  Observer H. Groeller.  Measurers M. J. Brucker, C. E.
        Woodward, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, H. Groeller, J.
        K. Hogan, R. A. Kowalski, S. M. Larson, C. Lejoly, G. J. Leonard, R. A.
        Mastaler, R. S. McMillan, D. Rankin, R. L. Seaman, A. Serrano, F. C.
        Shelly, K. W. Wierzchos.  2.25-m reflector + 4x4K mosaic CCD.
    
    Orbital elements:
    2023 TW19                                                Earth MOID = 0.0706 AU
    Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
    M 315.90471              (2000.0)            P               Q                  
    n   0.59973805     Peri.   58.89976     +0.43370990     -0.90103843             
    a   1.3926062      Node     5.40438     +0.80737630     +0.38612725             
    e   0.2505927      Incl.    3.07160     +0.40004902     +0.19757403             
    P   1.64           H   25.48          G   0.15           U   8                  
    Residuals in seconds of arc
    231015 V00  0.0   0.1+    231015 I52  0.1-  0.2+    231016 I52  0.4+  0.1+
    231015 V00  0.1+  0.0     231015 691  0.6+  0.2-    231016 I52  0.1-  0.5+
    231015 V00  0.1+  0.1-    231015 I52  0.5+  0.1+    231016 I52  0.0   0.2-
    231015 V00  0.2-  0.1-    231015 I52  0.1-  0.3-    231017 291  0.4+  0.2-
    231015 691  0.9-  0.5-    231015 I52  0.3-  0.2+    231017 291  0.1-  0.6-
    231015 691  0.9-  0.7+    231016 I52  0.3-  0.3-
    
    Ephemeris:
    2023 TW19                a,e,i = 1.39, 0.25, 3                   q = 1.0436
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 09 17    01 32 48.2 +07 22 27   0.2020  1.1835   149.3    25.7    23.5
    ...
    2023 10 02    01 53 55.4 +14 15 03   0.1441  1.1348   156.6    20.5    22.6
    ...
    2023 10 10    02 06 56.1 +19 34 55   0.1202  1.1118   158.9    18.9    22.1
    ...
    2023 10 16    02 18 33.1 +24 34 15   0.1055  1.0963   159.0    19.0    21.8
    2023 10 17    02 20 43.4 +25 29 27   0.1033  1.0939   158.8    19.2    21.7
    2023 10 18    02 22 58.8 +26 26 11   0.1012  1.0915   158.6    19.4    21.7
    ...
    2023 10 24    02 38 43.1 +32 36 47   0.09041 1.0782   156.2    21.8    21.5
    ...
    2023 11 01    03 08 06.1 +41 49 30   0.08051 1.0636   150.6    27.2    21.4
    ...
    2023 11 16    04 43 45.9 +57 02 17   0.07501 1.0466   138.6    38.7    21.5
    
    M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-U39
    


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