[Iaude] MPEC U188: 2023 TD38 [a=25.39,e=0.88,i=159.2,H=16.1]

Sat Oct 21 17:37:27 EDT 2023

M.P.E.C. 2023-U188                             Issued 2023 October 21, 21:35 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 TD38                                    


Observations:
     K23T38D* C2023 10 15.55969007 19 55.687+24 33 05.26         21.65wXEU188F51
     K23T38D  C2023 10 15.57268307 19 54.868+24 33 03.54         21.60wXEU188F51
     K23T38D  C2023 10 15.58570107 19 54.032+24 33 01.71         21.98wXEU188F51
     K23T38D  C2023 10 15.60055607 19 53.095+24 32 59.67         21.93wXEU188F51
     K23T38D KC2023 10 16.48046607 18 57.100+24 30 52.52         21.52GVEU188I52
     K23T38D KC2023 10 16.49397107 18 56.156+24 30 50.76         21.53GVEU188I52
     K23T38D KC2023 10 16.49954907 18 55.832+24 30 50.58         21.84GVEU188I52
     K23T38D KC2023 10 16.50514207 18 55.429+24 30 49.57         21.81GVEU188I52
     K23T38D 3C2023 10 16.57542807 18 50.970+24 30 39.91         21.77GVEU188T14
     K23T38D 3C2023 10 16.57640607 18 50.906+24 30 39.79         21.76GVEU188T14
     K23T38D 3C2023 10 16.57738707 18 50.841+24 30 39.67         21.77GVEU188T14
     K23T38D KC2023 10 18.37051507 16 50.25 +24 26 18.2          21.6 VuEU188H21
     K23T38D KC2023 10 18.37899707 16 49.68 +24 26 16.5          21.8 VuEU188H21
     K23T38D  C2023 10 19.58625007 15 23.736+24 23 18.76         21.98wXEU188F52
     K23T38D  C2023 10 19.59919407 15 22.788+24 23 16.88         21.82wXEU188F52
     K23T38D  C2023 10 19.61213907 15 21.831+24 23 15.01         21.93wXEU188F52

Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, 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.
F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, 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.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers T. Linder, R. Holmes, L. Horn.  0.76-m f/3.0 astrograph + 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.
T14 Canada-France-Hawaii Telescope, Maunakea.  Observers R. Wainscoat, H.
    Januszewski, T. Burdullis.  Measurers R. Weryk, R. Wainscoat.  3.6-m
    Canada-France-Hawaii Telescope + CCD.

Orbital elements:
2023 TD38                                                                       
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Bell                    
M 358.83132              (2000.0)            P               Q                  
n   0.00770179     Peri.  204.03456     +0.47415297     +0.80640125             
a  25.3946231      Node   263.99549     +0.85437223     -0.32446442             
e   0.8832923      Incl.  159.18474     +0.21266653     -0.49440860             
P 128              H   16.12          G   0.15           U   9                  
Residuals in seconds of arc
231015 F51  0.0   0.1-    231016 I52  0.0   0.2+    231018 H21  0.3+  0.3-
231015 F51  0.1+  0.0     231016 I52  0.4-  0.0     231019 F52  0.1-  0.1-
231015 F51  0.0   0.1-    231016 T14  0.0   0.0     231019 F52  0.0   0.1-
231015 F51  0.1+  0.0     231016 T14  0.0   0.0     231019 F52  0.0   0.0
231016 I52  0.2+  0.5-    231016 T14  0.0   0.0
231016 I52  0.6-  0.4-    231018 H21  0.1-  0.2+

Ephemeris:
2023 TD38                a,e,i = 25.39, 0.88, 159                q = 2.9637
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 09 21    07 35 17.9 +25 30 34   3.5268  3.2516    66.1    16.4    22.3
...
2023 10 06    07 28 08.4 +24 55 17   3.1750  3.1975    82.2    18.1    22.1
...
2023 10 14    07 21 30.0 +24 36 47   2.9820  3.1706    91.6    18.3    21.9
...
2023 10 20    07 14 53.4 +24 22 17   2.8382  3.1514    99.0    18.2    21.8
2023 10 21    07 13 38.1 +24 19 46   2.8144  3.1483   100.3    18.1    21.8
2023 10 22    07 12 20.2 +24 17 12   2.7908  3.1452   101.6    18.1    21.8
...
2023 10 28    07 03 31.5 +24 00 40   2.6518  3.1270   109.5    17.4    21.6
...
2023 11 05    06 48 50.1 +23 33 55   2.4773  3.1042   120.8    15.9    21.4
...
2023 11 20    06 11 20.2 +22 15 54   2.2075  3.0657   144.4    10.8    21.0

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-U188