[Iaude] MPEC T221: 2023 TY8 [a=1.82,e=0.56,i=8.8,H=25.9]

Fri Oct 13 14:40:22 EDT 2023

M.P.E.C. 2023-T221                             Issued 2023 October 13, 18:39 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 TY8                                    


Observations:
     K23T08Y*1C2023 10 12.35934303 39 30.604+10 45 30.92         21.00GVET221G96
     K23T08Y 1C2023 10 12.36448103 39 25.006+10 46 19.63         20.95GVET221G96
     K23T08Y 1C2023 10 12.36962803 39 19.264+10 47 09.02         21.19GVET221G96
     K23T08Y 1C2023 10 12.37478303 39 13.705+10 47 57.80         20.89GVET221G96
     K23T08Y KC2023 10 12.46014003 37 41.632+11 01 17.69         21.47GVET221I52
     K23T08Y KC2023 10 12.46270203 37 38.932+11 01 40.51         21.62GVET221I52
     K23T08Y KC2023 10 12.46527903 37 36.178+11 02 04.45         21.34GVET221I52
     K23T08Y KC2023 10 12.46784903 37 33.442+11 02 28.64         21.43GVET221I52
     K23T08Y 1C2023 10 13.28935403 24 47.369+12 57 45.36         20.87GVET221G96
     K23T08Y 1C2023 10 13.28991903 24 46.811+12 57 50.83         21.54GVET221G96
     K23T08Y 1C2023 10 13.29048503 24 46.282+12 57 55.51         20.90GVET221G96
     K23T08Y 1C2023 10 13.29105003 24 45.810+12 57 59.87         21.62GVET221G96
     K23T08Y  C2023 10 13.32189103 24 17.188+13 01 53.81         21.0 GVET221H01
     K23T08Y  C2023 10 13.32851603 24 11.144+13 02 44.48         20.8 GVET221H01
     K23T08Y  C2023 10 13.33895903 24 01.643+13 04 04.13         21.2 GVET221H01
     K23T08Y  C2023 10 13.34338603 23 57.611+13 04 37.74         21.4 GVET221H01
     K23T08Y KC2023 10 13.34628503 23 52.51 +13 04 48.8          21.6 VuET221H21
     K23T08Y KC2023 10 13.35470503 23 44.86 +13 05 52.2          21.8 VuET221H21
     K23T08Y KC2023 10 13.36312303 23 37.27 +13 06 54.5          21.2 VuET221H21

Observer details:
G96 Mt. Lemmon Survey.  Observer D. Rankin.  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.
H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
    Measurer W. H. Ryan.  2.4-m f/8.9 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 TY8                                                 Earth MOID = 0.0237 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Bell                    
M   7.93508              (2000.0)            P               Q                  
n   0.40075611     Peri.  287.00237     +0.64596182     +0.76092960             
a   1.8220038      Node    23.57206     -0.62946562     +0.57614763             
e   0.5606134      Incl.    8.77217     -0.43186382     +0.29839580             
P   2.46           H   25.98          G   0.15           U   9                  
Residuals in seconds of arc
231012 G96  0.7+  0.0     231012 I52  0.2+  0.4+    231013 H01  0.3+  0.1-
231012 G96  0.7+  0.3-    231013 G96  0.6+  1.2-    231013 H01  0.3+  0.1-
231012 G96  1.3-  0.1+    231013 G96  0.0   0.1-    231013 H21  0.3-  0.1+
231012 G96  0.5-  0.1-    231013 G96  0.2-  0.2+    231013 H21  0.5-  0.3+
231012 I52  0.3-  0.5+    231013 G96  0.4+  0.2+    231013 H21  0.2-  0.5-
231012 I52  0.2+  0.3-    231013 H01  0.2+  0.4-
231012 I52  0.2+  0.1-    231013 H01  0.1+  0.3-

Ephemeris:
2023 TY8                 a,e,i = 1.82, 0.56, 9                   q = 0.8006
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 09 13    12 24 29.2 -28 52 41   0.2062  0.8489    36.2   135.5    28.5
...
2023 09 28    11 06 01.0 -33 31 38   0.08125 0.9375    35.8   141.3    27.4
...
2023 10 06    07 05 51.9 -21 00 25   0.03826 0.9963    83.4    94.5    22.3
...
2023 10 12    03 45 55.4 +09 46 54   0.05791 1.0437   140.6    37.4    21.4
2023 10 13    03 29 02.7 +12 20 24   0.06443 1.0518   145.5    32.5    21.5
2023 10 14    03 15 01.8 +14 21 56   0.07135 1.0599   149.7    28.4    21.6
...
2023 10 20    02 25 28.1 +20 34 53   0.1177  1.1097   164.2    14.2    22.4
...
2023 10 28    01 57 52.4 +23 08 11   0.1866  1.1777   169.5     8.9    23.3
...
2023 11 12    01 40 40.6 +24 03 44   0.3336  1.3069   159.0    15.8    25.0

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-T221