[Iaude] MPEC R143: 2023 RZ4 [a=1.67,e=0.50,i=14.4,H=21.6]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Mon Sep 11 16:21:21 EDT 2023


M.P.E.C. 2023-R143                           Issued 2023 September 11, 20:19 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 RZ4                                    


Observations:
     K23R04Z* C2023 09 09.24709617 58 46.257+31 41 12.40         21.41wXER143F52
     K23R04Z  C2023 09 09.25710517 58 51.185+31 41 10.13         21.38wXER143F52
     K23R04Z  C2023 09 09.26718217 58 56.155+31 41 07.78         21.28wXER143F52
     K23R04Z  C2023 09 09.27712517 59 01.081+31 41 05.37         21.72wXER143F52
     K23R04Z 1C2023 09 09.79999 18 03 24.27 +31 38 45.7          21.1 VXER143033
     K23R04Z 1C2023 09 09.80212 18 03 25.34 +31 38 44.8          21.4 VXER143033
     K23R04Z 1C2023 09 09.80426 18 03 26.41 +31 38 44.3          21.2 VXER143033
     K23R04Z KC2023 09 09.89830 18 04 12.52 +31 38 17.6          21.2 GVER143204
     K23R04Z HC2023 09 09.91863 18 04 22.48 +31 38 10.8                VER143204
     K23R04Z KC2023 09 10.11147 18 05 59.35 +31 37 25.9                VER143691
     K23R04Z KC2023 09 10.11672 18 06 01.83 +31 37 24.5                VER143691
     K23R04Z KC2023 09 10.12198 18 06 04.38 +31 37 22.7                VER143691
     K23R04Z 3C2023 09 10.23159718 06 58.665+31 36 54.46         21.15GVER143T14
     K23R04Z 3C2023 09 10.23257518 06 59.132+31 36 54.11         21.17GVER143T14
     K23R04Z 3C2023 09 10.23355318 06 59.602+31 36 53.79         21.24GVER143T14
     K23R04Z KC2023 09 11.06867518 13 46.24 +31 31 35.1          20.9 VuER143H21
     K23R04Z KC2023 09 11.07428818 13 48.89 +31 31 32.7                uER143H21
     K23R04Z KC2023 09 11.07709618 13 50.20 +31 31 31.5                uER143H21
     K23R04Z KC2023 09 11.07990418 13 51.50 +31 31 29.9          21.6 VuER143H21
     K23R04Z 1C2023 09 11.79935 18 19 34.23 +31 25 55.7          21.8 VXER143033
     K23R04Z 1C2023 09 11.80183 18 19 35.39 +31 25 54.4          21.8 VXER143033
     K23R04Z 1C2023 09 11.80432 18 19 36.57 +31 25 53.1          22.0 VXER143033

Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, C.
    Hoegner, F. Ludwig, M. Hartmann, B. Stecklum.  Measurer B. Stecklum.
    1.34-m f/3 Schmidt + CCD.
204 Schiaparelli Observatory.  Observers L. Buzzi, G. Galli.  0.84-m f/3.5
    reflector + CCD.
691 Steward Observatory, Kitt Peak-Spacewatch.  Observer R. A. Mastaler.
    0.9-m f/3 reflector + 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.  0.81-m f/4.0 astrograph + CCD.
T14 Canada-France-Hawaii Telescope, Maunakea.  Observers R. Wainscoat, L.
    Wells, T. Burdullis.  Measurers R. Weryk, R. Wainscoat.  3.6-m Canada-
    France-Hawaii Telescope + CCD.

Orbital elements:
2023 RZ4                                                 Earth MOID = 0.1606 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M  26.87791              (2000.0)            P               Q                  
n   0.45822179     Peri.  349.70658     -0.06219127     +0.96704814             
a   1.6662963      Node   276.40817     -0.89714158     -0.16255627             
e   0.4983836      Incl.   14.38481     -0.43734339     +0.19594221             
P   2.15           H   21.61          G   0.15           U   9                  
Residuals in seconds of arc
230909 F52  0.0   0.1+    230909 204  0.0   0.2-    230911 H21  0.3-  0.4+
230909 F52  0.1-  0.0     230910 691  0.3+  0.1-    230911 H21  0.4-  0.4+
230909 F52  0.1-  0.0     230910 691  0.3-  0.2+    230911 H21  0.7-  0.1+
230909 F52  0.2+  0.1-    230910 691  0.2-  0.1+    230911 033  0.1-  0.3-
230909 033  0.4-  0.2-    230910 T14  0.0   0.0     230911 033  0.1+  0.4-
230909 033  0.1-  0.5-    230910 T14  0.0   0.0     230911 033  0.5+  0.4-
230909 033  0.2+  0.4-    230910 T14  0.0   0.0
230909 204  0.4+  0.3-    230911 H21  0.4-  0.4+

Ephemeris:
2023 RZ4                 a,e,i = 1.67, 0.50, 14                  q = 0.8358
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 08 12    13 33 09.6 +15 51 02   0.2760  0.9058    59.6   105.1    22.5
...
2023 08 27    15 51 20.2 +28 21 50   0.2504  0.9926    78.8    86.9    21.6
...
2023 09 04    17 11 27.1 +31 25 14   0.2678  1.0470    90.7    74.4    21.5
...
2023 09 10    18 05 03.9 +31 38 00   0.2926  1.0901    98.6    66.0    21.5
2023 09 11    18 13 13.2 +31 32 07   0.2975  1.0974    99.8    64.7    21.5
2023 09 12    18 21 08.5 +31 24 25   0.3027  1.1048   100.9    63.5    21.5
...
2023 09 18    19 03 52.3 +30 08 54   0.3377  1.1496   106.9    56.8    21.6
...
2023 09 26    19 49 36.1 +27 45 37   0.3939  1.2104   112.6    49.9    21.9
...
2023 10 11    20 51 49.0 +23 03 52   0.5236  1.3251   117.6    41.9    22.5

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-R143





More information about the Iaude mailing list