[Iaude] MPEC V73: 2023 TK90 [a=2.46,e=0.58,i=6.2,H=24.1]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Mon Nov 6 16:20:30 EST 2023


M.P.E.C. 2023-V73                              Issued 2023 November 6, 21:18 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 TK90                                    


Observations:
     K23T90K* C2023 10 15.22794021 55 03.670+14 16 45.77         22.26wXEV073F52
     K23T90K  C2023 10 15.24013921 55 03.939+14 16 43.81         22.14wXEV073F52
     K23T90K  C2023 10 15.25240721 55 04.235+14 16 41.93         21.70wXEV073F52
     K23T90K 1C2023 11 05.18722122 54 34.124+12 28 19.60         20.41GVEV073G96
     K23T90K 1C2023 11 05.19236522 54 35.932+12 28 16.61         20.59GVEV073G96
     K23T90K 1C2023 11 05.19750022 54 37.728+12 28 13.37         20.82GVEV073G96
     K23T90K 1C2023 11 05.20263522 54 39.542+12 28 10.02         20.77GVEV073G96
     K23T90K KC2023 11 05.23269622 54 50.100+12 27 49.80         20.87GVEV073I52
     K23T90K KC2023 11 05.23435922 54 50.660+12 27 48.60         21.11GVEV073I52
     K23T90K KC2023 11 05.23602922 54 51.260+12 27 47.30               VEV073I52
     K23T90K KC2023 11 05.23768522 54 51.840+12 27 46.20         20.98GVEV073I52
     K23T90K 7C2023 11 05.83039122 58 47.918+12 21 25.07         20.3 GVEV073Z84
     K23T90K 7C2023 11 05.84102922 58 51.868+12 21 18.03         20.0 GVEV073Z84
     K23T90K KC2023 11 05.88482 22 59 07.41 +12 20 34.9          20.5 GVEV073204
     K23T90K KC2023 11 05.90354 22 59 14.53 +12 20 21.3                VEV073204
     K23T90K KC2023 11 06.07721123 00 28.04 +12 18 37.4          20.8 GVEV073H21
     K23T90K KC2023 11 06.08280623 00 30.17 +12 18 33.4          20.8 GVEV073H21
     K23T90K KC2023 11 06.08840023 00 32.30 +12 18 29.9          21.0 GVEV073H21

Observer details:
204 Schiaparelli Observatory.  Observers L. Buzzi, G. Galli.  0.84-m f/3.5
    reflector + 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.
G96 Mt. Lemmon Survey.  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.  1.5-m reflector + 10K 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 R. A. Kowalski.
    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.
Z84 Calar Alto-Schmidt.  Observers F. Ocana, R. Kresken, M. Micheli, L.
    Conversi.  Measurers F. Ocana, R. Kresken, M. Micheli.  0.8-m f/3
    Schmidt + CCD.

Orbital elements:
2023 TK90                                                Earth MOID = 0.0490 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 343.56507              (2000.0)            P               Q                  
n   0.25578885     Peri.  178.30423     +0.62768067     -0.77366690             
a   2.4578100      Node   232.80633     +0.71295105     +0.61584658             
e   0.5772914      Incl.    6.22309     +0.31259844     +0.14890441             
P   3.85           H   24.15          G   0.15           U   9                  
Residuals in seconds of arc
231015 F52  0.1+  0.1+    231105 G96  0.3+  0.1+    231105 Z84  0.3+  0.2-
231015 F52  0.1-  0.1-    231105 I52  0.2+  0.1-    231105 204  0.2-  0.1-
231015 F52  0.0   0.0     231105 I52  0.2-  0.2-    231105 204  0.1-  0.4-
231105 G96  0.4-  0.4-    231105 I52  0.1-  0.4-    231106 H21  0.2-  0.1+
231105 G96  0.1-  0.0     231105 I52  0.2-  0.4-    231106 H21  0.0   0.1-
231105 G96  0.0   0.1+    231105 Z84  0.0   0.1-    231106 H21  0.1+  0.2+

Ephemeris:
2023 TK90                a,e,i = 2.46, 0.58, 6                   q = 1.0389
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 10 07    21 52 45.7 +14 34 13   0.2059  1.1563   135.8    37.0    22.5
...
2023 10 22    22 03 09.3 +13 53 56   0.1456  1.0876   126.1    47.7    21.9
...
2023 10 30    22 24 13.1 +13 16 23   0.1152  1.0621   124.1    50.8    21.5
...
2023 11 05    22 53 24.7 +12 30 46   0.09357 1.0489   125.5    50.3    21.0
2023 11 06    22 59 56.0 +12 20 14   0.09017 1.0472   126.2    49.9    20.9
2023 11 07    23 07 02.7 +12 08 27   0.08686 1.0457   126.9    49.3    20.8
...
2023 11 13    00 04 59.7 +10 18 40   0.06950 1.0398   134.6    42.7    20.1
...
2023 11 21    02 07 45.7 +05 05 57   0.05894 1.0407   152.5    26.0    19.3
...
2023 12 06    05 18 13.6 -03 27 57   0.09286 1.0691   153.1    24.7    20.3

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-V73




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