Nakano Note (Nakano wa Kangaeru noda) NK 5120 C/2023 Q1 (PANSTARRS)

The following improved orbital elements, by S. Nakano, are from 90 observations 2023 July 25 to Nov. 19. Perturbations by Mercury to Neptune and three minor planets, Ceres, Pallas and Vesta, were taken into account. The mean residual is +/- 0.33 arc second. See an orbit in CBET 5300. Epoch = 2024 Nov. 26.0 TT T = 2024 Dec. 1.13638 +/- 0.01889 (m.e.) TT Peri. = 84.41280 +/- 0.00100 Node = 7.13136 +/- 0.00025 (2000.0) Inc. = 36.64491 +/- 0.00254 q = 2.5757022 +/- 0.0000763 AU e = 1.0053577 +/- 0.0000847 1/a = -0.0020801 +/- 0.0000329 1/AU origin = +0.000002 (Q= 6) future = -0.001037 The following residuals in seconds of arc are from the above orbital elements: Date Code Residual(") Date Code Residual(") Date Code Residual(") 2023/ 230923 Q62 0.1- 0.0 231108 G96 0.1+ 0.0 230725 F51 0.1- 0.2+ 230924 L38 0.4- 0.6+ 231108 G96 0.3+ 0.2- 230725 F51 0.1+ 0.6+ 230924 L38 0.4- 0.8+ 231108 G96 0.0 0.0 230725 F51 0.1- 0.3+ 230926 L06 0.8- 0.5+ 231108 G96 0.0 0.2- 230725 F51 0.3+ 0.2+ 230926 L06 0.9- 0.8+ 231108 F52 0.1+ 0.2- 230726 F52 0.2- 0.3+ 230926 L01 0.8+ 0.1+ 231108 F52 0.0 0.2- 230729 F52 0.3+ 0.2+ 230926 L06 0.8- 0.7+ 231108 F52 0.1- 0.2- 230729 F52 0.4+ 0.2- 230926 L01 0.7- 0.0 231108 F52 0.1+ 0.0 230820 F51 0.0 0.1+ 230926 L06 0.9- 0.8+ 231109 F52 0.0 0.1- 230820 F51 0.1+ 0.2+ 230926 G96 0.1- 0.3+ 231109 F52 0.1+ 0.1- 230820 F51 0.3- 0.3+ 230926 G96 0.3+ 0.1+ 231109 F52 0.1+ 0.1- 230906 G96 0.4+ 0.3- 230926 G96 0.2- 0.0 231112 F52 0.1+ 0.1- 230906 G96 1.0+ 0.3- 230926 G96 0.7- 0.2+ 231112 F52 0.0 0.0 230906 G96 0.1+ 0.3+ 230927 L27 0.4- 0.2- 231112 F52 0.2+ 0.2- 230906 G96 0.1- 0.4+ 230927 L27 0.2+ 0.5- 231112 F52 0.1+ 0.1- 230909 F51 0.0 0.3+ 230927 L27 0.1+ 0.1- 231113 F52 0.0 0.0 230909 F51 0.0 0.2+ 231004 O18 0.0 0.2+ 231113 F52 0.2- 0.3+ 230909 F51 0.0 0.3+ 231004 O18 0.4+ 0.0 231113 F52 0.1- 0.1+ 230917 F51 0.1- 0.1+ 231004 O18 0.0 0.0 231115 X03 0.5+ 0.1- 230917 F51 0.0 0.2+ 231005 Q21 0.2+ 0.3+ 231115 X03 0.1- 0.2- 230917 F51 0.1+ 0.3+ 231005 Q21 0.2- 1.8- 231115 X03 0.2- 0.1- 230917 F51 0.1- 0.2+ 231007 215 0.0 0.3- 231115 X03 0.2+ 0.1- 230920 G96 0.4+ 0.5+ 231007 215 0.1- 0.2+ 231117 658 0.0 0.4+ 230920 G96 0.0 0.1+ 231007 215 0.3+ 0.1+ 231117 658 0.1- 0.4+ 230920 G96 0.1+ 0.0 231015 G96 0.1- 0.1- 231117 658 0.0 0.3+ 230920 G96 0.3+ 0.1+ 231015 G96 0.1+ 0.2+ 231117 658 0.3- 0.2+ 230921 F51 0.1- 0.2+ 231015 G96 0.1- 0.4+ 231117 658 0.4- 0.2+ 230922 F52 0.2- 0.1+ 231015 G96 0.2- 0.1- 231119 Q11 0.4+ 0.4+ 230922 F52 0.0 0.1+ 231105 F51 0.1- 0.1- 231119 Q11 0.3+ 0.4+ 230922 F52 0.5- 0.2- 231105 F51 0.1+ 0.1- 230923 Q62 0.2- 0.5+ 231105 F51 0.0 0.1- ( ) -------- Rejected Obs.

Associate of the CBAT Syuichi Nakano 2023 Dec. 3

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