Nakano Note (Nakano wa Kangaeru noda) NK 5026 331P/Gibbs
The following improved orbital elements, by S. Nakano, are from 157 observations 2004 to 2023. Perturbations by Mercury to Neptune and three minor planets, Ceres, Pallas and Vesta, were taken into account. The mean residual is +/- 0.68 arc second. See the previous orbits in NK 2306, NK 2533 and NK 3038. Epoch = 2025 Dec. 31.0 TT T = 2025 Dec. 25.49889 +/- 0.00058 (m.e.) TT Peri. = 185.78561 +/- 0.00013 Node = 216.74175 +/- 0.00005 (2000.0) Inc. = 9.74104 +/- 0.00001 q = 2.8783897 +/- 0.0000003 AU e = 0.0414315 +/- 0.0000001 a = 3.0028002 +/- 0.0000005 AU n' = 0.18941502 +/- 0.00000005 P = 5.203 +/- 0.0000013 years T = 2005 Jan. 10.01914 TT Epoch = 2005 Jan. 30.0 TT Peri. = 176.93607 e = 0.0465919 Node = 217.14838 (2000.0) a = 3.0036516 AU Inc. = 9.74454 n'= 0.18933450 q = 2.8637059 AU P = 5.206 years T = 2010 Mar. 24.31729 TT Epoch = 2010 Mar. 25.0 TT Peri. = 176.58985 e = 0.0424841 Node = 216.86342 (2000.0) a = 3.0029203 AU Inc. = 9.73891 n'= 0.18940366 q = 2.8753441 AU P = 5.204 years T = 2015 June 16.44614 TT Epoch = 2015 June 27.0 TT Peri. = 178.17251 e = 0.0411427 Node = 216.83623 (2000.0) a = 3.0038572 AU Inc. = 9.73943 n'= 0.18931506 q = 2.8802703 AU P = 5.206 years T = 2020 Sept.29.62049 TT Epoch = 2020 Sept.28.0 TT Peri. = 183.74442 e = 0.0406951 Node = 216.77867 (2000.0) a = 3.0034343 AU Inc. = 9.73965 n'= 0.18935504 q = 2.8812093 AU P = 5.205 years The predicted orbit for the 2031 return is as follows: T = 2031 Mar. 16.57293 TT Epoch = 2031 Apr. 4.0 TT Peri. = 186.88501 e = 0.0449412 Node = 216.54721 (2000.0) a = 3.0039358 AU Inc. = 9.75717 n'= 0.18930762 q = 2.8689353 AU P = 5.206 years The following residuals in seconds of arc are from the above orbital elements: Date Code Residual(") Date Code Residual(") Date Code Residual(") 2004/ 120324 695 0.3+ 0.2- 120416 E07 (3.0- 0.9+) 040826 645 0.3+ 0.2+ 120324 695 0.1- 0.1+ 120416 C10 (4.8- 1.9+) 040826 645 0.3+ 0.2+ 120324 H01 0.1- 0.4+ 120416 C10 (2.1- 1.1+) 040826 645 0.4+ 0.3+ 120324 H01 0.2- 0.4+ 120421 C32 (2.6- 1.7+) 2009/ 120324 H01 0.4+ 0.3+ 120421 C32 (2.1- 0.8+) 090917 F51 0.1- 0.3+ 120324 695 0.2- 0.0 120421 C32 1.8- 0.2+ 090917 F51 0.4- 0.2+ 120324 695 0.1- 0.4+ 120425 H06 0.6- 0.0 090917 F51 0.0 0.3+ 120324 695 0.1+ 0.3+ 120425 H06 0.1- 0.5+ 090917 F51 0.1- 0.3+ 120324 E23 (0.1- 2.0+) 120512 568 0.3- 0.1- 091211 F51 0.2+ 0.2+ 120324 E23 (2.4- 3.7+) 120610 E07 0.7- 0.3- 091211 F51 0.2- 0.5+ 120325 C10 0.8- 0.9+ 120610 E07 0.7- 0.5- 091214 F51 0.1+ 0.2+ 120325 J95 0.9+ 0.4- 120613 E07 1.7- 0.0 091214 F51 0.2- 0.1+ 120325 C10 0.9- 1.0+ 120613 E07 1.3- 0.2+ 091214 F51 0.1+ 0.4+ 120325 J95 (2.1+ 0.2-) 120707 E07 0.7- 0.1+ 091214 F51 0.2- 0.3+ 120325 H36 1.9- 1.4+ 120707 E07 (2.3- 0.3+) 2010/ 120325 H36 (2.4- 1.5+) 2013/ 101204 F51 0.5+ 0.2- 120325 H36 (2.7- 1.5+) 130215 568 0.2+ 0.1+ 101204 F51 0.5+ 0.1+ 120325 H06 (2.3- 1.0+) 130215 568 0.1+ 0.3+ 101204 F51 0.4+ 0.3- 120325 H06 (4.3- 1.4+) 130215 568 0.1+ 0.2+ 101204 F51 0.5+ 0.1+ 120325 C42 0.0 0.9- 130512 568 0.3+ 0.0 2012/ 120325 C42 1.2- 1.0+ 130512 568 0.4+ 0.1+ 120220 703 0.7+ 0.8- 120325 372 0.7- 0.5+ 130512 568 0.3+ 0.1+ 120220 703 (6.3- 2.0+) 120325 372 0.0 0.1- 130512 568 0.3+ 0.0 120227 703 (2.1- 0.7-) 120325 372 0.1+ 0.4+ 2015/ 120227 703 (2.8- 0.6+) 120325 372 0.1- 0.1- 151023 568 0.1+ 0.6+ 120227 703 (3.0- 0.2+) 120325 B90 (3.2- 1.2+) 151023 568 0.1- 0.4+ 120227 703 0.0 0.2- 120325 B90 1.5- 0.4- 151023 568 0.1+ 0.6+ 120228 F51 0.8+ 0.0 120325 C10 0.5- 0.8+ 151204 F51 0.2+ 0.2+ 120303 703 0.4+ 0.2+ 120326 C10 0.2- 1.0- 151204 F51 0.3+ 0.2+ 120303 703 0.1- 1.2+ 120326 215 (2.4- 0.3-) 151204 F51 0.5+ 0.1+ 120303 703 0.5- 0.4+ 120326 215 (2.4- 0.0 ) 2018/ 120303 703 0.3+ 1.9- 120326 215 (2.3- 0.8+) 180520 K41 0.5+ 0.8- 120314 703 1.8- 1.3+ 120326 511 (2.4- 1.6+) 180520 K41 1.1+ 0.5- 120314 703 0.9- 0.4+ 120326 213 (2.1- 0.4-) 180520 K41 1.0+ 0.7- 120314 703 1.9- 1.2+ 120326 C10 0.4- 0.7+ 180520 K41 1.1+ 1.2- 120314 703 0.8+ 0.6+ 120326 511 1.6- 0.8+ 2019/ 120322 G96 0.2+ 0.1+ 120326 C10 1.2- 0.8+ 190630 F51 0.6- 0.2- 120322 G96 0.7+ 0.2- 120326 C10 0.9+ 0.0 190630 F51 0.6- 0.1+ 120322 G96 0.2+ 0.1- 120327 372 0.9- 0.1+ 190630 F51 0.6- 0.3+ 120322 G96 0.7+ 0.0 120327 372 1.1- 0.8+ 2020/ 120322 G96 0.0 0.1+ 120327 372 0.7- 0.6+ 201015 F51 0.0 0.1+ 120322 G96 0.7+ 0.2- 120327 372 1.2- 0.8+ 201015 F51 0.1- 0.2- 120322 G96 0.5+ 0.1- 120327 213 0.9- 0.2+ 201015 F51 0.4- 0.1+ 120322 G96 0.3+ 0.1+ 120327 213 1.4- 0.2+ 201020 F51 0.3- 0.0 120322 033 0.6- 1.5+ 120328 C42 (4.2- 2.6+) 201020 F51 0.2+ 0.1- 120322 033 0.7+ 0.3- 120328 C42 (2.8- 2.2+) 201020 F51 0.1- 0.0 120322 033 (3.3- 1.6+) 120328 C42 0.5+ 0.1+ 201020 F51 0.2- 0.1+ 120322 033 1.9- 1.0+ 120328 C42 0.9- 0.5+ 201025 F51 0.1- 0.0 120323 204 1.1- 0.9+ 120328 A13 0.8+ 0.6- 201025 F51 0.1- 0.3- 120323 204 1.0- 0.7+ 120328 A13 (2.7- 0.4+) 201025 F51 0.1- 0.2- 120323 I48 (1.1- 2.1+) 120328 A13 (5.9- 0.6+) 201025 F51 0.2+ 0.1- 120323 I48 1.2- 1.6+ 120328 511 0.8- 1.2+ 201113 F51 0.0 0.0 120323 H06 (3.4- 3.8+) 120328 511 1.5- 0.7+ 201113 F51 0.1- 0.1- 120323 H06 (2.5- 3.0+) 120328 511 1.2- 1.6+ 201114 G96 0.1- 0.1- 120323 I48 1.2- 0.2+ 120328 511 0.2- 1.2+ 201114 G96 0.2- 0.2- 120323 H01 0.8+ 0.1+ 120329 H06 0.1- 0.0 201114 G96 0.1+ 0.2- 120323 H01 0.8+ 0.0 120329 H06 0.1- 0.3+ 201114 G96 0.0 0.3- 120323 H01 0.7+ 0.1- 120329 H06 0.0 0.5+ 201121 A77 0.1- 0.4- 120323 H01 0.6+ 0.0 120330 C42 (9.4- 3.5+) 201121 A77 0.7- 0.2+ 120323 B90 0.8+ 0.1- 120330 C42 (6.3- 4.1+) 201121 A77 0.9- 0.3- 120323 B90 1.9+ 0.1- 120330 C42 1.6- 0.2+ 2022/ 120323 J95 0.2- 0.6+ 120330 C42 (2.4+ 1.2-) 220126 F52 0.6+ 0.4- 120323 J95 0.5- 0.5+ 120412 A71 1.8- 1.1+ 220126 F52 0.7+ 0.6- 120323 J95 0.9+ 0.1+ 120412 A71 (2.8- 0.4-) 220126 F52 0.6+ 0.4- 120324 I47 0.7- 0.7- 120414 J24 (2.3- 1.8+) 2023/ 120324 I47 0.6- 0.4+ 120414 J24 1.8- 1.8+ 230512 F51 0.6+ 0.2- 120324 H01 0.2- 0.5+ 120415 J24 1.0- 0.4+ 230512 F51 0.5+ 0.2- 120324 695 0.2- 0.8+ 120416 E07 1.3- 0.4+ 230512 F51 0.5+ 0.3- ( ) -------- Rejected Obs.
Associate of the CBAT Syuichi Nakano 2023 June 3