[Iaude] MPEC T125: 2023 TD4 [a=1.72,e=0.42,i=2.5,H=27.1]

Mon Oct 9 19:02:54 EDT 2023

M.P.E.C. 2023-T125                              Issued 2023 October 9, 23:01 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

                                    2023 TD4                                    


Observations:
     K23T04D*1C2023 10 09.23732722 49 02.842+33 24 14.87         20.66GVET125G96
     K23T04D 1C2023 10 09.24301022 49 07.367+33 25 56.17         20.35GVET125G96
     K23T04D 1C2023 10 09.25437322 49 16.374+33 29 18.31         20.29GVET125G96
     K23T04D KC2023 10 09.27868722 49 35.890+33 36 29.05         20.68GVET125I52
     K23T04D KC2023 10 09.28034022 49 37.240+33 36 58.50         20.63GVET125I52
     K23T04D KC2023 10 09.28199422 49 38.550+33 37 27.59         20.47GVET125I52
     K23T04D KC2023 10 09.28364422 49 39.911+33 37 57.04         20.49GVET125I52
     K23T04D KC2023 10 09.36789622 50 51.943+34 02 40.27         20.54GVET125I52
     K23T04D KC2023 10 09.36976922 50 53.678+34 03 13.43         20.35GVET125I52
     K23T04D KC2023 10 09.37164922 50 55.327+34 03 46.62         20.85GVET125I52
     K23T04D KC2023 10 09.37353422 50 57.012+34 04 19.63         20.29GVET125I52
     K23T04D KB2023 10 09.82412922 59 44.55 +36 30 38.9          19.6 GVET125I93
     K23T04D KB2023 10 09.82881022 59 49.48 +36 32 17.4          20.4 GVET125I93
     K23T04D KB2023 10 09.83336922 59 54.32 +36 33 53.8          20.3 GVET125I93
     K23T04D KC2023 10 09.85578623 00 18.72 +36 41 52.1          19.0 GXET125958
     K23T04D KC2023 10 09.86297123 00 26.41 +36 44 23.1          18.9 GXET125958
     K23T04D KC2023 10 09.87015723 00 34.12 +36 46 52.9          19.2 GXET125958
     K23T04D KC2023 10 09.89771 23 00 58.18 +36 56 27.6          19.8 GVET125104
     K23T04D KC2023 10 09.91586 23 01 17.74 +37 02 43.5                VET125104

Observer details:
104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri.  Measurer P.
    Bacci.  0.60-m f/4.0 reflector + CCD.
958 Observatoire de Dax.  Observers P. Dupouy, J. B. de Vanssay.  Measurer P.
    Dupouy.  0.43-m f/2.7 Reflector + CCD.
G96 Mt. Lemmon Survey.  Observer K. W. Wierzchos.  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.
I52 Steward Observatory, Mt. Lemmon Station.  Observer J. B. Fazekas.
    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.
I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CMO.

Orbital elements:
2023 TD4                                                 Earth MOID = 0.0040 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 338.99089              (2000.0)            P               Q                  
n   0.43849480     Peri.  187.17888     +0.76004038     -0.64944260             
a   1.7159044      Node   213.35900     +0.59837376     +0.71358526             
e   0.4247536      Incl.    2.47295     +0.25354975     +0.26271731             
P   2.25           H   27.18          G   0.15           U   9                  
Residuals in seconds of arc
231009 G96  0.3-  0.0     231009 I52  0.0   0.3-    231009 958  0.2+  1.2+
231009 G96  0.2+  0.1+    231009 I52  0.6+  0.1-    231009 958  0.7+  1.0+
231009 G96  0.2+  0.1+    231009 I52  0.0   0.1+    231009 958  1.4+  0.3-
231009 I52  0.1-  0.4-    231009 I52  0.3-  0.0     231009 104  0.6-  0.7-
231009 I52  0.0   0.2-    231009 I93  0.0   0.3-    231009 104  0.9-  0.4-
231009 I52  0.5-  0.4-    231009 I93  0.6-  0.5-
231009 I52  0.3-  0.1-    231009 I93  0.8-  0.1-

Ephemeris:
2023 TD4                 a,e,i = 1.72, 0.42, 2                   q = 0.9871
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 09 09    21 54 52.8 +03 51 33   0.1389  1.1386   159.5    18.0    24.1
...
2023 09 24    21 52 44.8 +08 25 10   0.07694 1.0687   146.9    30.8    23.1
...
2023 10 02    22 02 21.4 +14 44 41   0.04708 1.0385   141.8    36.6    22.1
...
2023 10 08    22 33 16.4 +28 00 32   0.02648 1.0199   140.2    38.9    20.9
2023 10 09    22 45 31.1 +32 14 42   0.02343 1.0172   139.9    39.3    20.6
2023 10 10    23 03 08.7 +37 32 55   0.02062 1.0145   139.1    40.1    20.4
...
2023 10 16    06 37 15.3 +51 55 55   0.01631 1.0011   103.6    75.5    20.9
...
2023 10 24    08 44 09.0 +18 58 30   0.03972 0.9899    81.6    96.1    23.6
...
2023 11 08    09 11 13.7 +07 41 29   0.09112 0.9906    87.1    87.6    25.0

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-T125