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  • MPEC 2023-T137 : 2023 TN4

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    M.P.E.C. 2023-T137                             Issued 2023 October 10, 14:20 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 TN4                                 
    
    
    Observations:
         K23T04N* C2023 10 08.55939802 33 12.515+22 00 18.71         21.26wXET137F52
         K23T04N  C2023 10 08.57101402 33 15.745+21 58 12.10         21.13wXET137F52
         K23T04N  C2023 10 08.58265702 33 18.997+21 56 04.52         20.94wXET137F52
         K23T04N  C2023 10 08.63625002 33 34.376+21 46 14.04         21.17GVET137F52
         K23T04N  C2023 10 08.63688702 33 34.556+21 46 06.90         21.57GVET137F52
         K23T04N pC2023 10 08.90820502 35 14.79 +20 56 36.6          21.1 GVET137L01
         K23T04N pC2023 10 08.91001402 35 15.30 +20 56 17.9          21.0 GVET137L01
         K23T04N pC2023 10 08.91222302 35 15.96 +20 55 53.2          21.2 GVET137L01
         K23T04N KC2023 10 08.91442102 35 16.55 +20 55 30.2          20.6 GVET137L01
         K23T04N KC2023 10 08.91703802 35 17.34 +20 55 02.7          20.9 GVET137L01
         K23T04N KB2023 10 08.98608302 35 38.46 +20 42 47.8          20.5 GVET137I93
         K23T04N KB2023 10 08.99048302 35 39.67 +20 42 01.0          20.8 GVET137I93
         K23T04N KB2023 10 08.99476502 35 40.84 +20 41 15.4          20.3 GVET137I93
         K23T04N KC2023 10 09.00167102 35 41.69 +20 40 01.2          20.8 GVET137204
         K23T04N KC2023 10 09.02098502 35 47.04 +20 36 34.8                VET137204
         K23T04N 7C2023 10 09.04061402 35 53.949+20 33 24.15         21.0 GVET137Z84
         K23T04N 7C2023 10 09.05092502 35 56.728+20 31 34.12         21.3 GVET137Z84
         K23T04N 7C2023 10 09.06137402 35 59.529+20 29 42.69         20.8 GVET137Z84
         K23T04N KC2023 10 09.20211502 36 50.20 +20 04 29.9          20.1 GXET137858
         K23T04N KC2023 10 09.20823602 36 51.96 +20 03 25.8          20.8 GXET137858
         K23T04N KC2023 10 09.21442102 36 53.68 +20 02 21.4          20.6 GXET137858
         K23T04N  C2023 10 09.25694302 37 06.688+19 54 53.15         20.9 GVET137654
         K23T04N  C2023 10 09.26845302 37 09.860+19 52 52.76         20.9 GVET137654
         K23T04N KC2023 10 09.27068502 37 06.65 +19 52 27.1          21.6 VuET137H21
         K23T04N KC2023 10 09.27653402 37 08.19 +19 51 25.1          21.6 VuET137H21
         K23T04N KC2023 10 09.28238402 37 09.75 +19 50 23.0          21.5 VuET137H21
         K23T04N KC2023 10 10.27225102 42 05.15 +16 58 07.0          21.5 VuET137H21
         K23T04N KC2023 10 10.28067302 42 07.18 +16 56 40.9          20.8 VuET137H21
    
    Observer details:
    204 Schiaparelli Observatory.  Observers L. Buzzi, G. Galli.  0.84-m f/3.5
        reflector + CCD.
    654 Table Mountain Observatory, Wrightwood-PHMC.  Observers N. Evans, P. Choi,
        N. Saini, C. Zhai, R. Trahan, M. Shao.  1.0-m Reflector + CCD.
    858 Tebbutt Observatory, Edgewood.  Observer F. B. Zoltowski.  0.51-m f/8.1
        Schmidt-Cassegrain + CCD.
    F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, T. Lowe, P. Minguez, A.
        Schultz, I. Smith, K. Chambers, T. Dukes.  Measurers K. Chambers, T. de
        Boer, J. Bulger, J. Fairlamb, H. Gao, M. Huber, C.-C. Lin, T. Lowe, E.
        Magnier, P. Minguez, Y. Ramanjooloo, A. Schultz, I. Smith, R. Wainscoat,
        R. Weryk, S. Chastel.  1.8-m Ritchey-Chretien + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers T. Linder, R. Holmes, L. Horn.  1.3-m f/4.0 astrograph + CCD,
        0.81-m f/4.0 astrograph + CCD.
    I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CMO.
    L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
        + CCD.
    Z84 Calar Alto-Schmidt.  Observers F. Ocana, M. Micheli, R. Kresken, L.
        Conversi.  Measurers F. Ocana, M. Micheli.  0.8-m f/3 Schmidt + CCD.
    
    Orbital elements:
    2023 TN4                                                 Earth MOID = 0.0542 AU
    Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Bell                    
    M 357.55969              (2000.0)            P               Q                  
    n   0.62644750     Peri.  155.77536     +0.99248822     +0.10712249             
    a   1.3527356      Node   198.36886     -0.11787359     +0.96663053             
    e   0.2308482      Incl.   10.80783     +0.03275607     +0.23270194             
    P   1.57           H   25.85          G   0.15           U   8                  
    Residuals in seconds of arc
    231008 F52  0.4+  0.7-    231008 I93  0.5+  0.1+    231009 858  0.1-  0.2-
    231008 F52  0.3+  0.0     231008 I93  0.2+  0.0     231009 654  0.2+  0.0
    231008 F52  0.1+  0.3+    231008 I93  0.1-  0.2-    231009 654  0.2+  0.2-
    231008 F52  0.1+  0.3+    231009 204  0.0   0.2+    231009 H21  0.4-  0.0
    231008 F52  0.0   0.2+    231009 204  0.2+  0.1-    231009 H21  0.5-  0.1-
    231008 L01  0.5-  0.4+    231009 Z84  0.1+  0.1+    231009 H21  0.4-  0.3-
    231008 L01  0.7-  0.9+    231009 Z84  0.1+  0.0     231010 H21  0.0   0.2+
    231008 L01  0.3-  0.4-    231009 Z84  0.0   0.0     231010 H21  0.2+  0.2+
    231008 L01  0.9-  0.1-    231009 858  0.1-  0.2-
    231008 L01  0.4-  0.1+    231009 858  0.2+  0.4-
    
    Ephemeris:
    2023 TN4                 a,e,i = 1.35, 0.23, 11                  q = 1.0405
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 09 10    20 53 13.0 +63 58 32   0.1068  1.0420   106.1    68.2    23.5
    ...
    2023 09 25    00 17 17.8 +57 59 11   0.07022 1.0425   122.5    54.2    22.2
    ...
    2023 10 03    01 53 40.7 +39 05 23   0.06117 1.0485   140.2    37.7    21.4
    ...
    2023 10 09    02 35 39.4 +20 41 26   0.06364 1.0556   151.6    26.7    21.2
    2023 10 10    02 40 44.9 +17 45 52   0.06487 1.0569   152.8    25.6    21.2
    2023 10 11    02 45 24.2 +14 56 31   0.06631 1.0584   153.6    24.8    21.2
    ...
    2023 10 17    03 05 59.9 +00 43 31   0.07884 1.0681   153.6    24.5    21.6
    ...
    2023 10 25    03 20 30.0 -11 10 05   0.1028  1.0838   148.8    28.4    22.3
    ...
    2023 11 09    03 29 03.2 -20 18 30   0.1596  1.1210   142.1    32.9    23.5
    
    M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-T137
    


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