[Iaude] MPEC S129: 2023 SD3 [a=0.88,e=0.19,i=0.8,H=26.5]

Wed Sep 20 21:42:52 EDT 2023

M.P.E.C. 2023-S129                           Issued 2023 September 21, 01:41 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 SD3                                    


Observations:
     K23S03D*1C2023 09 19.30388701 08 21.779+03 58 38.17         20.13GVES129G96
     K23S03D 1C2023 09 19.30906801 08 18.546+03 58 14.02         20.53GVES129G96
     K23S03D 1C2023 09 19.31423901 08 15.295+03 57 50.33         20.44GVES129G96
     K23S03D 1C2023 09 19.31940901 08 12.080+03 57 26.50         20.28GVES129G96
     K23S03D mC2023 09 19.40833101 07 16.259+03 50 35.05         20.10GVES129I52
     K23S03D mC2023 09 19.40877801 07 16.072+03 50 33.54         20.71GVES129I52
     K23S03D mC2023 09 19.40923101 07 15.776+03 50 31.02         20.93GVES129I52
     K23S03D mC2023 09 19.40968601 07 15.582+03 50 28.90         20.88GVES129I52
     K23S03D KC2023 09 20.23781000 59 39.25 +02 45 20.5          20.8 VuES129H21
     K23S03D KC2023 09 20.24359200 59 35.55 +02 44 52.6          20.5 VuES129H21
     K23S03D KB2023 09 20.90062600 53 25.27 +01 52 04.8          20.4 GVES129I93
     K23S03D KB2023 09 20.90787600 53 20.86 +01 51 30.1          20.5 GVES129I93
     K23S03D 1C2023 09 20.95060 00 52 51.82 +01 47 48.1          20.5 VXES129033
     K23S03D 1C2023 09 20.95140 00 52 51.31 +01 47 44.5          20.4 VXES129033
     K23S03D 1C2023 09 20.95221 00 52 50.81 +01 47 40.4          20.3 VXES129033

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.
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.
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 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.  1.0-m prime focus + CCD.
I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CMO.

Orbital elements:
2023 SD3                                                 Earth MOID = 0.0044 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 170.31979              (2000.0)            P               Q                  
n   1.20123985     Peri.   10.64907     -0.99943612     -0.03345605             
a   0.8764280      Node   167.43263     +0.02976260     -0.92201808             
e   0.1907900      Incl.    0.75129     +0.01554461     -0.38569852             
P   0.82           H   26.56          G   0.15           U   7                  
Residuals in seconds of arc
230919 G96  0.4+  0.3+    230919 I52  0.1+  0.3+    230920 I93  0.6-  0.9-
230919 G96  0.2+  0.1-    230919 I52  0.1-  0.1-    230920 I93  0.5+  0.8-
230919 G96  0.2-  0.0     230919 I52  1.3+  0.1-    230920 033  0.4+  0.7-
230919 G96  0.0   0.1-    230920 H21  0.1+  0.1+    230920 033  0.3+  0.4-
230919 I52  1.3-  0.3-    230920 H21  0.5-  0.4-    230920 033  0.5+  0.6-

Ephemeris:
2023 SD3                 a,e,i = 0.88, 0.19, 1                   q = 0.7092
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 08 22    03 24 06.5 +21 11 59   0.07772 1.0204    94.3    81.4    23.9
...
2023 09 06    02 39 12.7 +15 59 31   0.05612 1.0378   120.4    56.9    22.4
...
2023 09 14    01 52 18.6 +10 01 18   0.04606 1.0424   140.9    37.5    21.5
...
2023 09 20    01 01 50.3 +03 06 16   0.04128 1.0436   160.8    18.5    20.7
2023 09 21    00 52 20.7 +01 46 36   0.04083 1.0436   164.3    15.1    20.5
2023 09 22    00 42 38.4 +00 25 08   0.04050 1.0436   167.8    11.7    20.4
...
2023 09 28    23 43 05.1 -07 42 18   0.04102 1.0423   167.6    12.0    20.4
...
2023 10 06    22 34 05.8 -15 55 05   0.04763 1.0377   141.6    36.8    21.5
...
2023 10 21    21 22 34.7 -22 10 54   0.06913 1.0203   109.0    67.4    23.2

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-S129