[Iaude] MPEC O70: 2023 LZ1 [a=1.09,e=0.20,i=29.2,H=20.86]

mpec at cfa.harvard.edu mpec at cfa.harvard.edu
Sun Jul 28 10:14:41 EDT 2024


M.P.E.C. 2024-O70                                 Issued 2024 July 28, 14:13 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 LZ1                                    


                           Revision to MPEC 2023-M12                            

Additional Observations:
     K23L01Z  C2013 09 17.45008 04 47 42.63 +20 55 24.1          20.2 VqEO070G96
     K23L01Z  C2013 09 17.45428 04 47 43.66 +20 55 09.3          20.8 VqEO070G96
     K23L01Z  C2013 09 17.45845 04 47 44.62 +20 54 54.5          21.0 VqEO070G96
     K23L01Z  C2022 10 08.38019620 34 09.645+06 25 27.84         21.32GVEO070F51
     K23L01Z  C2022 10 08.39266720 34 10.517+06 24 32.23         20.82GVEO070F51
     K23L01Z  C2022 10 14.25180620 42 21.233-00 31 30.67         21.03GVEO070F51
     K23L01Z  C2022 10 17.22630020 47 08.028-03 49 52.55         20.65GVEO070F51
     K23L01Z  C2022 10 17.22896820 47 08.292-03 50 02.86         19.98GVEO070F51
     K23L01Z  C2022 10 18.23856120 48 50.896-04 55 04.97         21.07GVEO070F51
     K23L01Z  C2022 10 28.22145621 07 59.822-14 29 48.08         21.13GVEO070F51
     K23L01Z 0C2024 07 27.26959512 58 22.350+18 53 27.55         23.46GVEO070T14
     K23L01Z 0C2024 07 27.27196012 58 22.854+18 53 26.04         23.39GVEO070T14
     K23L01Z 0C2024 07 27.27433512 58 23.363+18 53 24.52         23.17GVEO070T14

Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Herman, 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. A. Johnson.  Measurers A. Boattini, E. J.
    Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill, J. A. Johnson, R. A.
    Kowalski, S. M. Larson, F. C. Shelly.  1.5-m reflector + CCD.
T14 Canada-France-Hawaii Telescope, Maunakea.  Observer L. Wells.  Measurer D.
    J. Tholen.  3.6-m f/4.1 reflector + 1024 x 2306 pixels Megacam.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
130917 G96 2.23+ 1.32+    240727 T14 0.11+ 0.04+    MPO782815   -0.23 days

Orbital elements:
2023 LZ1                                            PHA, Earth MOID = 0.0398 AU
Epoch 2024 Oct. 17.0 TT = JDT 2460600.5                 Veres                   
M 163.72355              (2000.0)            P               Q                  
n   0.86423842     Peri.  298.32697     -0.64082648     -0.75921703             
a   1.0915585      Node   193.49808     +0.75477957     -0.65014968             
e   0.2007252      Incl.   29.15544     -0.14017568     -0.02991472             
P   1.14           H   20.86          G   0.15           U   1                  
Residuals in seconds of arc
130917 G96  0.2+  0.4+    230615 G96  0.0   0.1-    230629 V06  0.2+  0.1+
130917 G96  0.4+  0.2+    230615 G96  0.0   0.2+    230629 V06  0.0   0.2-
130917 G96  0.3-  0.1-    230615 G96  0.4+  0.3+    230629 V06  0.2-  0.0
221008 F51  0.2-  0.2+    230615 G96  0.4-  0.3-    230629 V06  0.3+  0.1-
221008 F51  0.0   0.3-    230615 H01  0.0   0.1-    230629 291  0.3-  0.1+
221014 F51  0.0   0.0     230615 H01  0.0   0.0     230629 291  0.2-  0.0
221017 F51  0.2-  0.2-    230615 H01  0.0   0.0     230629 291  0.2-  0.2+
221017 F51  0.1+  0.1-    230615 H01  0.0   0.1+    230630 695  0.1+  0.0
221018 F51  0.1-  0.1+    230616 H01  0.0   0.0     230630 695  0.2+  0.1-
221028 F51  0.2+  0.1-    230616 H01  0.0   0.0     230630 695  0.1+  0.1-
230531 F52  0.5-  0.2-    230616 I52  0.2-  0.4+    230709 V06  0.3+  0.1-
230607 F51  0.1-  0.3+    230616 H01  0.0   0.1+    230709 V06  0.1-  0.0
230607 F51  0.0   0.1-    230616 I52  0.5-  0.4-    230709 V06  0.1-  0.0
230607 F51  0.0   0.0     230616 H01  0.0   0.1-    240727 T14  0.0   0.0
230608 F52  0.3+  0.1+    230625 I52  0.3-  0.2+    240727 T14  0.0   0.0
230608 F52  0.0   0.2-    230625 I52  0.2+  0.3-    240727 T14  0.0   0.0
230609 F52  0.2+  0.0     230625 I52  0.2+  0.0
230609 F52  0.1-  0.2+    230625 I52  0.3+  0.1-

Ephemeris:
2023 LZ1                 a,e,i = 1.09, 0.20, 29                  q = 0.8725
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 06 28    11 01 44.2 +21 43 31   1.0051  1.0501    62.6    59.2    23.1
...
2024 07 13    12 04 37.3 +20 51 58   1.0746  1.1001    63.4    55.7    23.2
...
2024 07 21    12 35 24.5 +19 52 18   1.1138  1.1259    63.6    54.0    23.3
...
2024 07 27    12 57 24.5 +18 56 12   1.1434  1.1446    63.7    52.7    23.4
2024 07 28    13 00 59.6 +18 46 02   1.1483  1.1476    63.7    52.5    23.4
2024 07 29    13 04 33.4 +18 35 38   1.1533  1.1507    63.7    52.3    23.4
...
2024 08 04    13 25 30.9 +17 28 59   1.1828  1.1684    63.7    51.1    23.5
...
2024 08 12    13 52 28.6 +15 50 30   1.2217  1.1908    63.6    49.7    23.5
...
2024 08 27    14 40 45.7 +12 25 27   1.2928  1.2283    63.1    47.2    23.6

A. U. Tomatic                (C) Copyright 2024 MPC           M.P.E.C. 2024-O70





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