[Iaude] MPEC S238: 2023 SH7 [a=1.23,e=0.27,i=3.9,H=31.6]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Wed Sep 27 09:33:11 EDT 2023


M.P.E.C. 2023-S238                           Issued 2023 September 27, 13:31 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 SH7                                    


Observations:
     K23S07H* C2023 09 26.04668900 35 36.24 +22 18 06.2          18.4 RoES238K88
     K23S07H  C2023 09 26.04854900 35 28.66 +22 14 03.8          18.3 RoES238K88
     K23S07H KC2023 09 26.05782000 34 52.51 +21 54 23.7          18.5 RoES238K88
     K23S07H KC2023 09 26.05865700 34 49.27 +21 52 40.1          18.3 RoES238K88
     K23S07H KC2023 09 26.05925700 34 46.98 +21 51 24.5          18.3 RoES238K88
     K23S07H KC2023 09 26.07557300 33 49.88 +21 19 13.8          18.5 RoES238K88
     K23S07H KC2023 09 26.07682800 33 45.81 +21 16 53.3          18.4 RoES238K88
     K23S07H KC2023 09 26.07808800 33 41.73 +21 14 30.6          18.4 RoES238K88
     K23S07H KC2023 09 26.09035700 33 03.95 +20 52 12.2          18.5 RoES238K88
     K23S07H KC2023 09 26.09160900 33 00.33 +20 50 00.9          18.6 RoES238K88
     K23S07H KC2023 09 26.09947900 32 38.19 +20 36 29.4          18.4 RoES238K88
     K23S07H KC2023 09 26.10073200 32 34.74 +20 34 22.2          18.5 RoES238K88
     K23S07H KC2023 09 26.10432900 32 25.10 +20 28 24.1                oES238K88
     K23S07H KC2023 09 26.10520800 32 22.86 +20 26 56.1                oES238K88
     K23S07H KC2023 09 26.17992500 34 42.94 +19 01 42.6          19.6 VuES238H21
     K23S07H KC2023 09 26.18150700 34 38.15 +18 59 58.8          19.4 VuES238H21
     K23S07H KC2023 09 26.18308900 34 33.41 +18 58 15.2          19.5 VuES238H21
     K23S07H KC2023 09 26.18467200 34 28.68 +18 56 32.4          19.3 VuES238H21
     K23S07H KC2023 09 26.18625500 34 23.98 +18 54 49.8          19.0 VuES238H21
     K23S07H KC2023 09 26.18783600 34 19.32 +18 53 08.3          19.0 VuES238H21
     K23S07H KC2023 09 26.18952200 34 14.35 +18 51 20.7          19.3 VuES238H21
     K23S07H KC2023 09 26.20036600 35 06.889+18 43 49.26         19.05GVES238I52
     K23S07H KC2023 09 26.20116700 35 04.614+18 43 01.74         18.90GVES238I52
     K23S07H KC2023 09 26.20197000 35 02.285+18 42 12.56         19.09GVES238I52
     K23S07H KC2023 09 26.20276900 35 00.143+18 41 27.92         19.06GVES238I52
     K23S07H KC2023 09 26.27460000 31 35.54 +17 35 47.8          19.8 GXES238858
     K23S07H KC2023 09 26.27907900 31 25.09 +17 32 12.6          19.6 GXES238858
     K23S07H KC2023 09 26.28383600 31 14.08 +17 28 29.0          19.6 GXES238858
     K23S07H HC2023 09 27.05039600 24 33.67 +12 58 44.4                VES238204
     K23S07H KC2023 09 27.06255200 24 27.05 +12 56 49.8          20.8 GVES238204
     K23S07H KC2023 09 27.07351800 24 13.01 +12 53 59.3          21.0 RoES238K88
     K23S07H KC2023 09 27.07680200 24 11.53 +12 53 27.7          20.8 RoES238K88

Observer details:
204 Schiaparelli Observatory.  Observers L. Buzzi, G. Galli.  0.84-m f/3.5
    reflector + CCD.
858 Tebbutt Observatory, Edgewood.  Observer F. B. Zoltowski.  0.51-m f/8.1
    Schmidt-Cassegrain + 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 A. Serrano.  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.  1.0-m prime focus + CCD.
K88 GINOP-KHK, Piszkesteto.  Observer K. Sarneczky.  0.60-m Schmidt + CCD.

Orbital elements:
2023 SH7                                                 Earth MOID = 0.0003 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M  26.84966              (2000.0)            P               Q                  
n   0.72317471     Peri.  299.62321     +0.52215385     +0.85284840             
a   1.2292510      Node     1.85810     -0.75681164     +0.46455607             
e   0.2734694      Incl.    3.93759     -0.39318126     +0.23840566             
P   1.36           H   31.61          G   0.15           U   6                  
Residuals in seconds of arc
230926 K88  1.3+  4.1-    230926 K88  0.8+  1.3-    230926 I52  0.1+  0.3+
230926 K88  1.2+  2.8-    230926 K88  0.1-  0.0     230926 I52  0.9-  1.4-
230926 K88  1.6+  2.8-    230926 K88  0.8+  1.1-    230926 I52  0.7+  1.1+
230926 K88  0.2+  2.6-    230926 H21  0.1-  0.4+    230926 858  1.6-  0.3-
230926 K88  0.4-  4.1-    230926 H21  0.4-  0.5+    230926 858  1.0-  1.6-
230926 K88  0.5+  2.7-    230926 H21  0.3-  0.3+    230926 858  1.3-  0.7-
230926 K88  1.1+  0.9-    230926 H21  0.3-  0.3+    230927 204  0.3-  0.1-
230926 K88  1.2+  1.7-    230926 H21  0.1-  0.1+    230927 204  0.7+  0.4+
230926 K88  0.8+  2.7-    230926 H21  0.2+  0.3+    230927 K88  0.1+  0.0
230926 K88  1.3+  1.9-    230926 H21  0.1+  0.5+    230927 K88  0.6-  0.5-
230926 K88  1.5+  0.7-    230926 I52  0.3+  0.4+

Ephemeris:
2023 SH7                 a,e,i = 1.23, 0.27, 4                   q = 0.8931
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 08 28    12 27 10.6 -19 04 28   0.1340  0.9151    42.0   132.4    33.0
...
2023 09 12    12 34 01.6 -20 51 25   0.06196 0.9544    31.4   146.6    33.3
...
2023 09 20    12 34 44.5 -20 49 42   0.02562 0.9814    25.1   154.3    32.9
...
2023 09 26    00 40 43.6 +24 58 35   0.0014281.0041   154.7    25.2    18.6
2023 09 27    00 25 14.1 +13 20 20   0.0059001.0083   167.6    12.4    21.2
2023 09 28    00 23 15.7 +11 43 59   0.01037 1.0125   169.8    10.1    22.4
...
2023 10 04    00 21 24.6 +10 08 39   0.03731 1.0376   172.7     7.0    25.1
...
2023 10 12    00 21 24.7 +09 41 35   0.07438 1.0713   168.5    10.7    26.8
...
2023 10 27    00 25 33.4 +09 24 23   0.1511  1.1336   155.9    21.0    28.8

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-S238





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