[Iaude] MPEC U73: 2023 TZ26 [a=1.39,e=0.40,i=25.1,H=21.8]

Wed Oct 18 09:50:15 EDT 2023

M.P.E.C. 2023-U73                              Issued 2023 October 18, 13:48 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 TZ26                                    


Observations:
     K23T26Z* C2023 10 14.38641901 59 26.497-32 26 34.50         21.58wXEU073F51
     K23T26Z  C2023 10 14.39581001 59 23.778-32 26 06.21         21.78wXEU073F51
     K23T26Z  C2023 10 14.40518801 59 20.989-32 25 37.29         21.41wXEU073F51
     K23T26Z  C2023 10 14.55234601 58 37.657-32 18 02.73         21.77GVEU073F52
     K23T26Z KC2023 10 15.29074601 55 11.708-31 39 59.40         21.29GVEU073I52
     K23T26Z KC2023 10 15.30069301 55 08.832-31 39 28.76         22.00GVEU073I52
     K23T26Z KC2023 10 15.30958801 55 06.337-31 39 01.33         21.54GVEU073I52
     K23T26Z KC2023 10 15.31845301 55 03.767-31 38 34.01         21.53GVEU073I52
     K23T26Z 3C2023 10 15.37680301 54 48.283-31 35 28.84         21.32GVEU073T14
     K23T26Z 3C2023 10 15.37778001 54 48.005-31 35 25.90         21.29GVEU073T14
     K23T26Z 3C2023 10 15.37875701 54 47.723-31 35 22.77         21.35GVEU073T14
     K23T26Z KC2023 10 17.63175801 44 47.48 -29 36 50.5          21.8 GVEU073474
     K23T26Z KC2023 10 17.63645201 44 46.24 -29 36 36.2          21.2 GVEU073474
     K23T26Z KC2023 10 17.64119701 44 45.10 -29 36 19.7          21.4 GVEU073474

Observer details:
474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore, P. M.
    Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
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.
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 TZ26                                                Earth MOID = 0.0895 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Bell                    
M  41.41206              (2000.0)            P               Q                  
n   0.60322552     Peri.  224.92384     -0.05829687     +0.95321796             
a   1.3872335      Node    44.40536     -0.75470800     +0.15240300             
e   0.4006685      Incl.   25.08047     -0.65346561     -0.26105335             
P   1.63           H   21.82          G   0.15           U   9                  
Residuals in seconds of arc
231014 F51  0.4-  0.2+    231015 I52  0.4-  0.5+    231015 T14  0.0   0.0
231014 F51  0.3+  0.1-    231015 I52  0.3+  0.3+    231017 474  0.3-  0.1+
231014 F51  0.0   0.2+    231015 I52  0.2-  0.1+    231017 474  0.5-  0.6-
231014 F52  0.1+  0.1+    231015 T14  0.0   0.0     231017 474  0.8+  0.7+
231015 I52  0.0   0.7+    231015 T14  0.0   0.1-

Ephemeris:
2023 TZ26                a,e,i = 1.39, 0.40, 25                  q = 0.8314
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 09 18    04 32 33.3 -46 29 38   0.3847  1.1548   103.1    58.0    22.1
...
2023 10 03    03 01 59.4 -40 54 28   0.3750  1.2502   124.1    41.5    21.8
...
2023 10 11    02 16 23.5 -35 14 59   0.3871  1.3000   134.6    33.1    21.7
...
2023 10 17    01 47 31.5 -30 10 21   0.4075  1.3367   140.5    28.3    21.8
2023 10 18    01 43 15.1 -29 17 30   0.4119  1.3427   141.2    27.7    21.8
2023 10 19    01 39 08.2 -28 24 25   0.4166  1.3487   141.9    27.1    21.8
...
2023 10 25    01 17 44.5 -23 07 04   0.4507  1.3843   143.9    25.1    22.0
...
2023 11 02    00 57 18.0 -16 30 56   0.5113  1.4304   142.0    25.3    22.3
...
2023 11 17    00 38 06.4 -06 27 42   0.6637  1.5122   131.4    29.4    23.1

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-U73