Nakano Note (Nakano wa Kangaeru noda) NK 5536 P/PANSTARRS (2026 B1)
The following improved orbital elements, by S. Nakano, are from 94 observations 2006 to 2026. Perturbations by Mercury to Neptune and three minor planets, Ceres, Pallas and Vesta, were taken into account. The mean residual is +/- 0.40 arc second. The comet will pass 0.17 AU from Jupiter on 2057 Dec. 18 UT. Due to this close approach, orbit will be T= 2062 Nov. 30, Peri.= 158.7, Node= 355.7, i= 7.9, q= 4.509 AU, e= 0.066, a= 4.826 AU, P= 10.6 years. See an orbit in CBET 5659. Epoch = 2026 Aug. 28.0 TT T = 2026 Aug. 14.73678 +/- 0.00020 (m.e.) TT Peri. = 72.72386 +/- 0.00012 Node = 104.65950 +/- 0.00011 (2000.0) Inc. = 4.02117 +/- 0.00001 q = 2.5122001 +/- 0.0000005 AU e = 0.3140116 +/- 0.0000001 a = 3.6621614 +/- 0.0000009 AU n' = 0.14063643 +/- 0.00000005 P = 7.008 +/- 0.0000027 years T = 2006 Mar. 21.93340 TT Epoch = 2006 Mar. 6.0 TT Peri. = 69.52902 e = 0.3319542 Node = 106.95466 (2000.0) a = 3.5894144 AU Inc. = 4.08237 n'= 0.14493346 q = 2.3978932 AU P = 6.800 years T = 2012 Dec. 22.79702 TT Epoch = 2012 Dec. 19.0 TT Peri. = 69.60530 e = 0.3399242 Node = 106.67334 (2000.0) a = 3.5608511 AU Inc. = 4.09220 n'= 0.14668083 q = 2.3504316 AU P = 6.719 years T = 2019 Sept.16.71137 TT Epoch = 2019 Oct. 4.0 TT Peri. = 69.87947 e = 0.3400392 Node = 106.62532 (2000.0) a = 3.5603753 AU Inc. = 4.09227 n'= 0.14671023 q = 2.3497080 AU P = 6.718 years The predicted orbit for the 2033 return is as follows: T = 2033 Aug. 22.39365 TT Epoch = 2033 Aug. 31.0 TT Peri. = 72.81637 e = 0.3120162 Node = 104.62067 (2000.0) a = 3.6686608 AU Inc. = 4.01925 n'= 0.14026288 q = 2.5239793 AU P = 7.027 years The following residuals in seconds of arc are from the above orbital elements: Date Code Residual(") Date Code Residual(") Date Code Residual(") 2006/ 200520 F51 0.2+ 0.1+ 260117 F52 0.1+ 0.1- 060106 645 1.6+ 0.2- 200524 F51 0.4+ 0.0 260117 M45 0.2+ 0.3+ 060106 645 1.4+ 0.3- 200524 F51 0.3- 0.4+ 260117 M45 0.2+ 0.5+ 060106 645 1.4+ 0.4- 200524 F51 0.2+ 0.3- 260117 M45 0.4+ 0.3+ 060107 645 1.2+ 0.5- 200614 F51 0.1+ 0.1+ 260118 F52 0.2+ 0.1- 060107 645 1.3+ 0.5- 200614 F51 0.1+ 0.0 260118 F52 0.2+ 0.1- 060107 645 1.4+ 0.5- 200623 F51 0.3+ 0.0 260119 X07 0.0 0.3- 2013/ 200623 F51 0.4+ 0.0 260119 X07 0.1+ 0.1+ 130415 F51 0.1- 0.1+ 200623 F51 0.2- 0.0 260120 W62 0.2+ 0.0 130415 F51 0.4- 0.4+ 2025/ 260120 W62 0.3+ 0.1- 130421 F51 0.1- 0.3+ 251123 F52 0.0 0.0 260120 W62 0.3+ 0.0 130422 F51 0.2- 0.1+ 251123 F52 0.5+ 0.2- 260120 185 0.4- 0.8+ 130422 F51 0.3- 0.8- 251123 F52 0.2+ 0.2+ 260121 185 0.2+ 0.8+ 130503 F51 0.2+ 0.0 251130 F52 0.2- 0.0 260122 Z24 0.8+ 0.2- 130503 F51 0.0 0.1+ 251130 F52 0.2+ 0.1- 260122 Z24 0.7+ 0.2- 130503 F51 0.1- 0.0 251130 F52 0.0 0.0 260122 Z24 0.3+ 0.3- 130503 F51 0.0 0.1+ 2026/ 260122 Z24 0.4+ 0.0 2018/ 260113 D29 0.1+ 0.0 260122 M21 0.1- 0.5- 181214 F51 0.1- 0.1+ 260113 D29 0.4- 0.2+ 260122 M21 0.1- 0.1+ 181214 F51 0.2- 0.1+ 260113 D29 0.1- 0.3+ 260123 Z24 0.0 0.1+ 181214 F51 0.1+ 0.0 260114 G96 0.1+ 0.3+ 260123 Z24 0.0 0.1+ 181214 F51 0.2- 0.0 260114 G96 0.2+ 0.4+ 260123 Z24 0.2+ 0.0 2019/ 260114 G96 0.5- 0.1+ 260123 Z24 0.0 0.1+ 190103 F51 0.0 0.1- 260114 G96 0.1+ 0.1+ 260124 D29 0.3+ 1.3- 190103 F51 0.1- 0.0 260117 F52 0.3+ 0.2+ 260124 D29 0.5- 0.0 190103 F51 0.1- 0.0 260117 F52 0.0 0.2+ 260124 D29 0.4- 0.9- 190106 T09 0.1- 0.4+ 260117 F52 0.3+ 0.1- 260125 N54 0.6- 0.2+ 190108 T09 0.1+ 0.2- 260117 F52 0.1+ 0.1+ 260125 N54 0.2- 0.1+ 190125 F51 0.0 0.1- 260117 F52 0.2+ 0.0 260126 D31 1.1- 0.5- 190125 F51 0.4+ 0.5+ 260117 F52 0.1+ 0.1+ 260126 D31 1.3- 0.4- 190302 W84 0.0 0.1+ 260117 F52 0.1- 0.2+ 260127 L06 0.4+ 0.5+ 2020/ 260117 F52 0.1+ 0.1- 260127 L06 0.6- 0.0 200520 F51 0.4- 0.2+ 260117 F52 0.2+ 0.1+ 260127 L06 0.2- 0.4+ 200520 F51 0.0 0.6+ 260117 F52 0.2+ 0.1- ( ) -------- Rejected Obs.
Associate of the CBAT Syuichi Nakano 2026 Jan. 29