[Iaude] MPEC T138: 2023 TO4 [a=2.17,e=0.66,i=4.9,H=27.5]

Tue Oct 10 10:22:56 EDT 2023

M.P.E.C. 2023-T138                             Issued 2023 October 10, 14:21 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 TO4                                    


Observations:
     K23T04O* C2023 10 09.30520023 55 56.695+13 27 53.60         21.68wXET138F52
     K23T04O  C2023 10 09.31763223 55 52.387+13 28 01.14         21.72wXET138F52
     K23T04O  C2023 10 09.33008623 55 48.036+13 28 08.25         22.02wXET138F52
     K23T04O  C2023 10 09.34262523 55 43.560+13 28 15.29         21.62wXET138F52
     K23T04O  C2023 10 09.49399723 54 48.460+13 29 23.38         21.67GVET138F51
     K23T04O  C2023 10 09.49481123 54 48.199+13 29 23.59         21.72GVET138F51
     K23T04O  C2023 10 09.51708123 54 40.140+13 29 31.35         21.24GVET138F52
     K23T04O  C2023 10 09.51789223 54 39.893+13 29 31.36         21.83GVET138F52
     K23T04O KC2023 10 10.11489123 51 26.57 +13 34 21.3          22.0 VuET138H21
     K23T04O KC2023 10 10.11629423 51 25.94 +13 34 22.2          22.1 VuET138H21
     K23T04O KC2023 10 10.12050423 51 24.02 +13 34 24.9          21.5 VuET138H21
     K23T04O KC2023 10 10.15469223 51 12.840+13 35 06.70         21.88GVET138I52
     K23T04O KC2023 10 10.15725923 51 11.600+13 35 09.30         21.77GVET138I52
     K23T04O KC2023 10 10.15982323 51 10.470+13 35 10.50         21.17GVET138I52
     K23T04O KC2023 10 10.16238423 51 09.180+13 35 13.20               VET138I52

Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, P.
    Minguez, A. Schultz, I. Smith.  Measurers S. Chastel, J. Fairlamb, M.
    Huber, 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, K. Chambers.  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.  0.81-m f/4.0 astrograph + 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.

Orbital elements:
2023 TO4                                                 Earth MOID = 0.0027 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Bell                    
M 336.92251              (2000.0)            P               Q                  
n   0.30927404     Peri.  248.34047     -0.00294678     -0.99949471             
a   2.1655775      Node   201.90000     +0.94598975     +0.00747384             
e   0.6604272      Incl.    4.86751     +0.32418313     -0.03089449             
P   3.19           H   27.58          G   0.15           U   9                  
Residuals in seconds of arc
231009 F52  0.0   0.1+    231009 F51  0.3+  0.1-    231010 H21  0.2+  0.3-
231009 F52  0.0   0.3+    231009 F52  0.4-  0.2+    231010 I52  0.3+  0.1-
231009 F52  0.2+  0.1+    231009 F52  0.2+  0.0     231010 I52  0.3-  0.5+
231009 F52  0.4-  0.1+    231010 H21  0.2-  0.2+    231010 I52  0.7+  0.3-
231009 F51  0.2-  0.0     231010 H21  0.0   0.1+    231010 I52  0.7-  0.3+

Ephemeris:
2023 TO4                 a,e,i = 2.17, 0.66, 5                   q = 0.7354
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 09 10    00 15 47.1 +11 34 07   0.3598  1.3453   156.7    17.2    26.9
...
2023 09 25    00 14 11.2 +12 34 47   0.1921  1.1915   167.7    10.3    25.0
...
2023 10 03    00 09 22.7 +12 59 04   0.1107  1.1097   168.9    10.0    23.7
...
2023 10 09    23 57 12.6 +13 25 56   0.05208 1.0492   163.8    15.4    22.1
2023 10 10    23 52 06.1 +13 34 43   0.04246 1.0393   161.9    17.3    21.7
2023 10 11    23 44 03.8 +13 47 23   0.03289 1.0294   159.3    20.0    21.2
...
2023 10 17    13 02 46.5 -11 06 36   0.02570 0.9713     5.9   173.9
...
2023 10 25    12 30 18.4 -12 23 37   0.1033  0.8988    20.8   156.9    32.4
...
2023 11 09    12 33 05.8 -12 46 53   0.2605  0.7892    34.3   135.0    30.4

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-T138