[Iaude] MPEC U218: 2023 US6 [a=1.92,e=0.60,i=2.2,H=27.2]

Mon Oct 23 16:29:07 EDT 2023

M.P.E.C. 2023-U218                             Issued 2023 October 23, 20:26 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 US6                                    


Observations:
     K23U06S  C2023 10 22.40024803 17 54.586+28 48 40.88         20.26GVEU218F51
     K23U06S  C2023 10 22.40863903 17 44.093+28 47 24.48         20.26GVEU218F51
     K23U06S  C2023 10 22.41121103 17 40.870+28 47 01.04         20.57GVEU218F51
     K23U06S  C2023 10 22.41963103 17 30.453+28 45 44.82         20.44GVEU218F51
     K23U06S* C2023 10 22.42221103 17 27.223+28 45 21.25         21.08wXEU218F51
     K23U06S  C2023 10 22.43059203 17 16.857+28 44 05.10         20.98GVEU218F51
     K23U06S  C2023 10 22.43319003 17 13.671+28 43 41.82         20.83wXEU218F51
     K23U06S  C2023 10 22.52113003 15 27.312+28 30 18.99         20.69GVEU218F51
     K23U06S  C2023 10 22.52194603 15 26.363+28 30 11.67         20.73GVEU218F51
     K23U06S KC2023 10 23.21346903 05 35.696+27 00 21.74         20.92GVEU218I52
     K23U06S KC2023 10 23.21639603 05 33.392+27 00 04.00         20.73GVEU218I52
     K23U06S KC2023 10 23.21930103 05 31.088+26 59 46.46         20.94GVEU218I52
     K23U06S KC2023 10 23.22220303 05 28.784+26 59 28.21         20.94GVEU218I52
     K23U06S 1C2023 10 23.28866903 04 36.023+26 52 40.12         21.16GVEU218G96
     K23U06S 1C2023 10 23.29380903 04 31.966+26 52 08.54         21.05GVEU218G96
     K23U06S 1C2023 10 23.29896903 04 27.948+26 51 36.68         21.34GVEU218G96
     K23U06S 1C2023 10 23.30411903 04 23.833+26 51 04.79         21.09GVEU218G96

Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, P. Minguez, A.
    Schultz, I. Smith.  Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
    Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
    Weryk.  1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  Observer J. K. Hogan.  Measurers E. C. Beshore, 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, F. C. Shelly, K. W. Wierzchos.  1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer J. B. Fazekas.
    Measurers E. C. Beshore, 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, F. C. Shelly, K. W. Wierzchos.  1.0-m
    prime focus + CCD.

Orbital elements:
2023 US6                                                 Earth MOID = 0.0031 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M   2.56970              (2000.0)            P               Q                  
n   0.36983380     Peri.  298.53412     +0.76177702     +0.64769673             
a   1.9221989      Node    21.10693     -0.58041288     +0.69166100             
e   0.5974567      Incl.    2.16293     -0.28777883     +0.31952152             
P   2.67           H   27.21          G   0.15           U   8                  
Residuals in seconds of arc
231022 F51  0.3+  0.2+    231022 F51  0.4+  0.2+    231023 I52  0.1+  0.1+
231022 F51  0.1-  0.1-    231022 F51  0.3-  0.6-    231023 G96  0.2-  0.2-
231022 F51  0.4-  0.1-    231022 F51  0.2-  0.4-    231023 G96  0.2-  0.1-
231022 F51  0.3+  0.1+    231023 I52  0.2-  0.1+    231023 G96  0.6+  0.2-
231022 F51  0.1-  0.1-    231023 I52  0.1+  0.3+    231023 G96  0.2-  0.3-
231022 F51  0.0   0.1-    231023 I52  0.1+  0.6+

Ephemeris:
2023 US6                 a,e,i = 1.92, 0.60, 2                   q = 0.7738
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 09 23    14 01 17.9 -16 21 18   0.2447  0.8145    34.7   135.5    30.0
...
2023 10 08    13 59 51.9 -15 29 52   0.09974 0.9059    19.4   158.5    32.5
...
2023 10 16    13 20 57.2 -07 10 04   0.02889 0.9683     1.4   178.5
...
2023 10 22    03 26 20.4 +29 58 32   0.02713 1.0189   149.4    29.8    20.7
2023 10 23    03 08 09.3 +27 25 47   0.03562 1.0276   155.1    24.1    21.2
2023 10 24    02 57 23.7 +25 47 27   0.04427 1.0363   158.9    20.2    21.5
...
2023 10 30    02 34 20.6 +21 55 10   0.09764 1.0896   170.4     8.8    22.9
...
2023 11 07    02 26 22.2 +20 21 11   0.1722  1.1625   173.6     5.4    24.2
...
2023 11 22    02 24 02.6 +19 15 24   0.3273  1.3008   160.4    14.8    26.2

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-U218