[Iaude] MPEC S104: 2023 SW1 [a=1.65,e=0.33,i=12.3,H=23.6]

Tue Sep 19 23:05:56 EDT 2023

M.P.E.C. 2023-S104                           Issued 2023 September 20, 03:04 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 SW1                                    


Observations:
     K23S01W* C2023 09 18.40103621 08 05.596+21 51 41.99         21.17wXES104F52
     K23S01W  C2023 09 18.41267821 08 08.643+21 50 59.49         21.41wXES104F52
     K23S01W  C2023 09 18.42429721 08 11.704+21 50 16.92         21.30wXES104F52
     K23S01W  C2023 09 18.43595721 08 14.791+21 49 34.10         21.41wXES104F52
     K23S01W  C2023 09 18.50856621 08 34.339+21 45 05.86         21.07GVES104F51
     K23S01W  C2023 09 18.50938421 08 34.583+21 45 02.40         21.00GVES104F51
     K23S01W 1C2023 09 18.81436 21 10 06.90 +21 26 18.5          20.6 VXES104033
     K23S01W 1C2023 09 18.81685 21 10 07.63 +21 26 09.1          20.5 VXES104033
     K23S01W 1C2023 09 18.81952 21 10 08.36 +21 25 59.6          21.0 VXES104033
     K23S01W !C2023 09 19.24009 21 12 09.44 +21 00 26.8          21.1 RVES104673
     K23S01W !C2023 09 19.25378 21 12 13.03 +20 59 35.9                VES104673
     K23S01W 1C2023 09 19.79643 21 14 55.48 +20 25 10.6          20.5 VXES104033
     K23S01W 1C2023 09 19.79804 21 14 55.88 +20 25 03.9          20.0 VXES104033
     K23S01W 1C2023 09 19.79966 21 14 56.38 +20 24 58.3          20.4 VXES104033
     K23S01W KB2023 09 19.84642921 15 10.20 +20 22 06.6          20.6 GVES104I93
     K23S01W KB2023 09 19.85457021 15 12.45 +20 21 35.6          20.7 GVES104I93
     K23S01W KC2023 09 20.08123121 16 20.87 +20 07 07.8          21.6 VuES104H21
     K23S01W KC2023 09 20.08682121 16 22.41 +20 06 46.6          21.7 VuES104H21
     K23S01W KC2023 09 20.09250521 16 24.00 +20 06 24.8          21.8 VuES104H21

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.
673 Table Mountain Observatory, Wrightwood.  Observer J. Pittichova.  1.0-m
    f/15 reflector + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, P.
    Minguez, A. Schultz, I. Smith.  Measurers S. Chastel, J. Fairlamb, M.
    Huber, 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. Bulger, J.
    Fairlamb, H. Gao, M. Huber, C.-C. Lin, T. Lowe, E. Magnier, P. Minguez, Y.
    Ramanjooloo, A. Schultz, I. Smith, R. Wainscoat, R. Weryk.  1.8-m Ritchey-
    Chretien + CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers T. Linder, R. Holmes, L. Horn.  0.76-m f/3.0 astrograph + CCD.
I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CMO.

Orbital elements:
2023 SW1                                                 Earth MOID = 0.1096 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 354.67094              (2000.0)            P               Q                  
n   0.46503086     Peri.  165.63822     +0.99803827     +0.04393004             
a   1.6499908      Node   192.11045     -0.05193205     +0.97883548             
e   0.3296736      Incl.   12.27584     +0.03496667     +0.19987808             
P   2.12           H   23.67          G   0.15           U   9                  
Residuals in seconds of arc
230918 F52  0.2-  0.0     230918 033  0.5+  0.3-    230919 I93  0.2-  0.1+
230918 F52  0.1-  0.0     230918 033  0.5+  0.2-    230919 I93  0.4-  0.1+
230918 F52  0.0   0.1-    230919 673  0.4+  0.3-    230920 H21  0.3+  0.1-
230918 F52  0.2+  0.1-    230919 673  1.0-  0.1+    230920 H21  0.1-  0.1+
230918 F51  0.1-  0.3+    230919 033  0.0   0.2-    230920 H21  0.0   0.2+
230918 F51  0.2+  0.2-    230919 033  0.7-  0.8-
230918 033  0.3-  0.0     230919 033  0.1-  0.2-

Ephemeris:
2023 SW1                 a,e,i = 1.65, 0.33, 12                  q = 1.1060
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 08 21    19 53 46.2 +34 44 59   0.2214  1.1515   124.4    46.5    22.5
...
2023 09 05    20 19 09.9 +31 09 51   0.1730  1.1209   126.9    46.0    21.9
...
2023 09 13    20 44 54.0 +26 31 53   0.1503  1.1112   131.2    42.9    21.4
...
2023 09 19    21 10 59.7 +21 15 33   0.1363  1.1072   136.2    38.9    21.1
2023 09 20    21 15 55.0 +20 12 47   0.1344  1.1068   137.1    38.1    21.1
2023 09 21    21 20 59.8 +19 07 08   0.1326  1.1065   138.1    37.3    21.0
...
2023 09 27    21 54 23.3 +11 38 17   0.1248  1.1063   144.3    31.9    20.7
...
2023 10 05    22 43 42.1 +00 19 18   0.1247  1.1104   150.4    26.4    20.6
...
2023 10 20    00 09 36.2 -15 58 57   0.1587  1.1314   146.2    29.3    21.2

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-S104