[Iaude] MPEC S119: 2023 ST2 [a=2.25,e=0.73,i=9.6,H=26.1]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Wed Sep 20 17:06:32 EDT 2023 

M.P.E.C. 2023-S119                           Issued 2023 September 20, 21:04 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 ST2                                    


Observations:
     K23S02T*1C2023 09 19.25874800 04 20.885+03 38 19.07         21.09GVES119G96
     K23S02T 1C2023 09 19.26396800 04 19.736+03 39 05.58         20.84GVES119G96
     K23S02T 1C2023 09 19.26917400 04 18.577+03 39 51.95         21.05GVES119G96
     K23S02T 1C2023 09 19.27438600 04 17.389+03 40 39.32         20.74GVES119G96
     K23S02T KC2023 09 19.34620400 04 01.045+03 51 31.72         20.69GVES119V06
     K23S02T KC2023 09 19.34698700 04 00.858+03 51 38.92         20.66GVES119V06
     K23S02T KC2023 09 19.34776900 04 00.682+03 51 46.26         21.07GVES119V06
     K23S02T KC2023 09 19.34855200 04 00.509+03 51 53.35         20.76GVES119V06
     K23S02T 1C2023 09 19.96612 00 01 52.80 +05 36 34.0          20.6 VXES119033
     K23S02T 1C2023 09 19.96757 00 01 52.39 +05 36 51.2          20.3 VXES119033
     K23S02T 1C2023 09 19.96913 00 01 51.97 +05 37 07.9          20.6 VXES119033
     K23S02T 1C2023 09 19.97084 00 01 51.54 +05 37 27.8          20.0 VXES119033
     K23S02T KB2023 09 20.06908600 01 25.47 +05 56 36.9          20.5 GVES119I93
     K23S02T KB2023 09 20.07570100 01 23.59 +05 57 53.6          20.7 GVES119I93
     K23S02T KB2023 09 20.08230900 01 21.76 +05 59 12.0          21.1 GVES119I93
     K23S02T KC2023 09 20.20961900 00 57.12 +06 25 14.6          20.5 GXES119858
     K23S02T KC2023 09 20.21561200 00 55.31 +06 26 29.7          20.5 GXES119858
     K23S02T KC2023 09 20.22160700 00 53.53 +06 27 44.7          20.4 GXES119858
     K23S02T 1C2023 09 20.79217 23 58 10.54 +08 39 45.6          21.2 VXES119033
     K23S02T 1C2023 09 20.79291 23 58 10.27 +08 39 57.3          20.7 VXES119033
     K23S02T 1C2023 09 20.79366 23 58 10.05 +08 40 08.8          20.8 VXES119033

Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, C.
    Hogner, F. Ludwig, M. Hartmann, B. Stecklum.  Measurer B. Stecklum.
    1.34-m f/3 Schmidt + CCD.
858 Tebbutt Observatory, Edgewood.  Observer F. B. Zoltowski.  0.51-m f/8.1
    Schmidt-Cassegrain + CCD.
G96 Mt. Lemmon Survey.  Observer J. K. Hogan.  Measurers E. J. Christensen, 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, A. Serrano, F. C. Shelly, K. W. Wierzchos.  1.5-m reflector + 10K
    CCD.
I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CMO.
V06 Catalina Sky Survey-Kuiper.  Observer K. W. Wierzchos.  Measurers E. J.
    Christensen, 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, A. Serrano, F. C. Shelly, K. W. Wierzchos.  1.55-m
    reflector + 1K CCD.

Orbital elements:
2023 ST2                                                 Earth MOID = 0.0066 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 342.98357              (2000.0)            P               Q                  
n   0.29231432     Peri.   92.62934     +0.03980023     -0.99910244             
a   2.2485506      Node   355.01981     +0.83751185     +0.04127074             
e   0.7276157      Incl.    9.61523     +0.54496774     +0.00954143             
P   3.37           H   26.11          G   0.15           U   9                  
Residuals in seconds of arc
230919 G96  0.1-  0.3+    230919 V06  0.1+  0.0     230920 I93  0.2+  0.0
230919 G96  0.1+  0.0     230919 033  0.1-  0.1-    230920 858  0.2+  0.1-
230919 G96  0.1+  0.3-    230919 033  0.4-  0.6+    230920 858  0.2-  0.2+
230919 G96  0.3-  0.3+    230919 033  0.3-  0.4-    230920 858  0.0   0.3+
230919 V06  0.0   0.1-    230919 033  0.1+  0.1+    230920 033  0.1+  0.0
230919 V06  0.1-  0.1-    230920 I93  0.1-  0.8+    230920 033  0.2-  0.1+
230919 V06  0.0   0.1+    230920 I93  0.3-  0.4-    230920 033  0.4+  0.2-

Ephemeris:
2023 ST2                 a,e,i = 2.25, 0.73, 10                  q = 0.6125
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 08 21    00 11 48.6 -08 41 06   0.4649  1.4245   147.0    22.8    26.3
...
2023 09 05    00 15 24.9 -06 51 33   0.2541  1.2497   159.6    16.4    24.5
...
2023 09 13    00 13 20.1 -04 00 48   0.1505  1.1537   167.2    11.2    23.0
...
2023 09 19    00 05 03.8 +03 02 09   0.07666 1.0809   172.8     6.7    21.2
2023 09 20    00 01 44.8 +05 44 28   0.06480 1.0687   172.0     7.6    20.9
2023 09 21    23 56 53.8 +09 37 55   0.05321 1.0566   169.2    10.2    20.5
...
2023 09 27    13 28 51.6 +48 12 18   0.03131 0.9837    52.3   126.3    23.9
...
2023 10 05    12 34 13.6 +19 42 36   0.1246  0.8880    24.2   152.5    30.3
...
2023 10 20    12 30 03.6 +12 25 27   0.3240  0.7256    27.9   140.1    29.8

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-S119

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