[Iaude] MPEC S58: 2023 RU19 [a=1.87,e=0.35,i=10.6,H=22.0]

Mon Sep 18 06:37:04 EDT 2023

M.P.E.C. 2023-S58                            Issued 2023 September 18, 10:35 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 RU19                                    


Observations:
     K23R19U* C2023 09 14.34489521 59 23.657-33 36 00.62         20.89wXES058F51
     K23R19U  C2023 09 14.36512621 59 24.130-33 34 55.08         20.92wXES058F51
     K23R19U  C2023 09 14.37525821 59 24.372-33 34 22.16         21.07wXES058F51
     K23R19U KC2023 09 15.21473121 59 57.232-32 49 03.97         20.95GVES058I52
     K23R19U KC2023 09 15.21643821 59 57.232-32 48 58.00         20.67GVES058I52
     K23R19U KC2023 09 15.21812921 59 57.286-32 48 52.78         20.99GVES058I52
     K23R19U KC2023 09 15.21982221 59 57.376-32 48 47.45         20.56GVES058I52
     K23R19U 3C2023 09 15.38618422 00 03.313-32 39 45.91         20.58GVES058T14
     K23R19U 3C2023 09 15.38716222 00 03.336-32 39 42.77         20.58GVES058T14
     K23R19U 3C2023 09 15.38813722 00 03.360-32 39 39.57         20.63GVES058T14
     K23R19U KC2023 09 15.44747422 00 06.19 -32 35 57.4          19.8 GVES058474
     K23R19U KC2023 09 15.44983222 00 06.23 -32 35 50.9          20.9 GVES058474
     K23R19U KC2023 09 15.45219022 00 06.27 -32 35 43.3          20.5 GVES058474
     K23R19U KC2023 09 18.27886922 02 03.577-30 05 30.44         21.97GVES058I52
     K23R19U KC2023 09 18.28060022 02 03.660-30 05 25.15         21.95GVES058I52

Observer details:
474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore, P. M.
    Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
F51 Pan-STARRS 1, 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.
I52 Steward Observatory, Mt. Lemmon Station.  Observers D. C. Fuls, 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.
T14 Canada-France-Hawaii Telescope, Maunakea.  Observers R. Wainscoat, H.
    Januszewski, H. Flewelling.  Measurers R. Weryk, R. Wainscoat.  3.6-m
    Canada-France-Hawaii Telescope + CCD.

Orbital elements:
2023 RU19                                                Earth MOID = 0.2467 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M  11.82175              (2000.0)            P               Q                  
n   0.38606349     Peri.  308.02092     +0.73295639     +0.67962335             
a   1.8679427      Node     9.29793     -0.55198893     +0.61975336             
e   0.3504281      Incl.   10.62257     -0.39759673     +0.39245112             
P   2.55           H   22.06          G   0.15           U   9                  
Residuals in seconds of arc
230914 F51  0.0   0.0     230915 I52  0.1-  0.1-    230915 474  0.3+  0.6+
230914 F51  0.1-  0.0     230915 I52  0.5+  0.2-    230915 474  0.1-  0.5-
230914 F51  0.0   0.0     230915 T14  0.0   0.0     230915 474  0.4-  0.5-
230915 I52  0.4+  0.3-    230915 T14  0.0   0.0     230918 I52  0.1-  0.0
230915 I52  0.2-  0.2+    230915 T14  0.0   0.0     230918 I52  0.3+  0.2-

Ephemeris:
2023 RU19                a,e,i = 1.87, 0.35, 11                  q = 1.2134
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 08 19    21 49 32.8 -55 41 07   0.2578  1.2145   137.3    34.4    21.0
...
2023 09 03    21 53 42.2 -43 51 17   0.2638  1.2282   142.2    30.2    20.9
...
2023 09 11    21 57 24.6 -36 37 48   0.2777  1.2416   143.6    28.8    21.0
...
2023 09 17    22 01 09.2 -31 12 56   0.2940  1.2542   143.6    28.4    21.1
2023 09 18    22 01 51.9 -30 19 51   0.2972  1.2565   143.5    28.4    21.2
2023 09 19    22 02 36.1 -29 27 12   0.3005  1.2589   143.4    28.4    21.2
...
2023 09 25    22 07 32.1 -24 22 43   0.3236  1.2743   142.2    28.9    21.4
...
2023 10 03    22 15 22.1 -18 15 00   0.3622  1.2977   139.5    30.1    21.7
...
2023 10 18    22 33 19.3 -08 55 42   0.4576  1.3492   132.6    32.9    22.4

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-S58