Improve: 2018_XC2 epoch = 2461000.500000000 TDB 2025-11-21 00:00:00.000000 number of observations before/after epoch: 134/0 number of iterations: 5 ====================================================================================================================== Iteration: 3 { In_coords Corrections Errors In_elements El_errors 1 1.750186667 -0.104E-08 0.116E-03 | e 0.452255072 0.17791E-05 2 0.870031328 0.637E-09 0.713E-04 | a 1.802934389 0.58862E-05 3 -0.000902494 0.606E-09 0.680E-04 | i 13.450781289 0.44306E-04 4 -0.008763243 -0.783E-11 0.875E-06 | node 73.452552173 0.90530E-05 5 0.005836608 -0.366E-11 0.410E-06 | peri 76.329158879 0.16428E-04 6 0.005273603 0.492E-13 0.429E-08 | M 284.747388261 0.49339E-02 | tp = 2023-12-22.600111 Matrix of Correlation: 1 2 3 4 5 6 1 1.00 2 -1.00 1.00 3 -1.00 1.00 1.00 4 1.00 -1.00 -1.00 1.00 5 1.00 -1.00 -1.00 1.00 1.00 6 -0.96 0.96 0.96 -0.96 -0.96 1.00 Root mean squared error: 0.29143 Optical RMSE: 0.29143(ang-sec.) Number of loops/max_num in Least Squares on iter 10/10 Number of included/excluded equations on iter 0/0 Number of used/total equations 243/268 number time weight note2 RA/Delay DEC/Doppler r ro O-C_RA/Del O-C_DEC/Dop res_RA/Del in_RA res_DEC/Dop in_DEC Obs { 1 2018 12 09.289901 1.000 C 05 18 45.11 +27 41 44.1 1.258 0.274 0.453914 -0.468811 0.453914 -0.468810 I41 2 2018 12 09.293373 1.000 C 05 18 44.71 +27 41 56.8 1.258 0.274 1.478832 1.368579 1.478831 F 1.368580 F I41 3 2018 12 09.304334 1.000 C 05 18 43.68 +27 42 30.3 1.258 0.274 1.326263 0.739421 1.326263 F 0.739422 I41 4 2018 12 09.307805 1.000 C 05 18 43.27 +27 42 40.8 1.258 0.274 0.538271 1.369865 0.538271 1.369866 F I41 5 2018 12 09.48864 1.000 C 05 18 25.86 +27 51 53.5 1.257 0.273 -0.078935 0.069541 -0.078936 0.069542 I52 6 2018 12 09.49766 1.000 C 05 18 25.05 +27 52 20.9 1.257 0.273 -0.005516 -0.039612 -0.005517 -0.039611 I52 7 2018 12 09.49967 1.000 C 05 18 24.87 +27 52 27.4 1.257 0.273 0.337784 0.157982 0.337783 0.157983 I52 8 2018 12 09.50993 1.000 C 05 18 23.92 +27 52 57.7 1.257 0.273 -0.564234 -0.032703 -0.564235 -0.032702 I52 9 2018 12 10.001259 1.000 C 05 17 43.05 +28 18 44.8 1.253 0.270 -0.206127 -0.265446 -0.206128 -0.265445 C95 10 2018 12 10.008721 1.000 C 05 17 42.31 +28 19 08.7 1.253 0.270 0.047715 -0.174187 0.047714 -0.174186 C95 11 2018 12 10.01456 1.000 C 05 17 41.50 +28 19 27.6 1.253 0.270 0.179062 1.156824 0.179061 1.156825 F K63 12 2018 12 10.016181 1.000 C 05 17 41.55 +28 19 32.4 1.253 0.270 0.025585 0.080629 0.025584 0.080630 C95 13 2018 12 10.01804 1.000 C 05 17 41.16 +28 19 38.7 1.253 0.270 0.310195 1.143392 0.310194 1.143393 F K63 14 2018 12 10.02149 1.000 C 05 17 40.92 +28 19 45.1 1.253 0.270 0.003784 -0.022363 0.003784 -0.022363 033 15 2018 12 10.02230 1.000 C 05 17 40.81 +28 19 51.9 1.253 0.270 0.506991 0.175574 0.506990 0.175575 K63 16 2018 12 10.02310 1.000 C 05 17 40.78 +28 19 49.9 1.253 0.270 -0.150743 -0.352123 -0.150743 -0.352122 033 17 2018 12 10.023646 1.000 C 05 17 40.82 +28 19 55.8 1.253 0.270 -0.090226 -0.152761 -0.090227 -0.152760 C95 18 2018 12 10.02470 1.000 C 05 17 40.61 +28 19 55.2 1.253 0.270 -0.005499 -0.081025 -0.005500 -0.081024 033 19 2018 12 10.031527 1.000 C 05 17 40.04 +28 20 21.0 1.253 0.270 0.192935 -0.056953 0.192935 -0.056952 C95 20 2018 12 10.03309 1.000 C 05 17 39.73 +28 20 25.5 1.253 0.270 0.122015 0.007791 0.122015 0.007791 104 21 2018 12 10.03729 1.000 C 05 17 39.31 +28 20 38.6 1.253 0.270 -0.028902 0.004531 -0.028902 0.004532 104 22 2018 12 10.05494 1.000 C 05 17 37.55 +28 21 34.2 1.253 0.269 -0.116170 0.247229 -0.116171 0.247230 104 23 2018 12 10.17787 1.000 C 05 17 29.07 +28 28 10.2 1.252 0.269 0.232365 -0.016494 0.232364 -0.016493 I52 24 2018 12 10.17974 1.000 C 05 17 28.88 +28 28 16.1 1.252 0.269 0.023177 -0.018289 0.023177 -0.018288 I52 25 2018 12 10.18160 1.000 C 05 17 28.67 +28 28 21.7 1.252 0.269 -0.539937 0.123933 -0.539938 0.123934 I52 26 2018 12 10.18346 1.000 C 05 17 28.44 +28 28 27.8 1.252 0.269 -0.748320 0.706047 -0.748321 0.706048 I52 27 2018 12 10.30786 1.000 C 05 17 15.89 +28 35 10.9 1.252 0.268 0.058139 -0.177738 0.058138 -0.177737 G96 28 2018 12 10.31344 1.000 C 05 17 15.28 +28 35 28.8 1.252 0.268 -0.129708 0.218175 -0.129709 0.218176 G96 29 2018 12 10.31901 1.000 C 05 17 14.71 +28 35 46.9 1.252 0.268 0.100122 0.225202 0.100121 0.225203 G96 30 2018 12 10.32459 1.000 C 05 17 14.16 +28 36 04.6 1.252 0.268 0.040831 -0.180235 0.040831 -0.180234 G96 31 2018 12 10.41787 1.000 C 05 17 04.48 +28 41 00.9 1.251 0.267 -0.014383 -0.574801 -0.014384 -0.574800 H15 32 2018 12 10.42038 1.000 C 05 17 04.17 +28 41 09.3 1.251 0.267 0.142632 0.303183 0.142632 0.303184 H15 33 2018 12 10.42288 1.000 C 05 17 03.89 +28 41 16.3 1.251 0.267 -0.855321 0.360145 -0.855321 0.360146 H15 34 2018 12 10.51093 1.000 C 05 16 58.83 +28 46 01.4 1.250 0.267 -0.065038 0.228582 -0.065039 0.228582 P93 35 2018 12 10.51548 1.000 C 05 16 58.38 +28 46 16.9 1.250 0.267 0.456952 0.278787 0.456952 0.278788 P93 36 2018 12 10.52459 1.000 C 05 16 57.48 +28 46 46.6 1.250 0.267 0.273223 -0.103167 0.273223 -0.103166 P93 37 2018 12 10.84259 1.000 C 05 16 28.14 +29 03 56.3 1.248 0.265 -0.004178 0.153321 -0.004179 0.153322 587 38 2018 12 10.84542 1.000 C 05 16 27.84 +29 04 05.5 1.248 0.265 -0.276331 0.283649 -0.276331 0.283650 587 39 2018 12 10.84612 1.000 C 05 16 27.78 +29 04 07.9 1.248 0.265 -0.177396 0.164534 -0.177396 0.164535 587 40 2018 12 10.95841 1.000 C 05 16 15.82 +29 10 19.6 1.248 0.264 -0.119454 0.522304 -0.119454 0.522305 K88 41 2018 12 10.96306 1.000 C 05 16 15.36 +29 10 35.1 1.248 0.264 0.156791 0.226446 0.156791 0.226447 K88 42 2018 12 10.96770 1.000 C 05 16 14.89 +29 10 50.4 1.248 0.264 0.244613 0.037654 0.244613 0.037655 K88 43 2018 12 10.972899 1.000 C 05 16 14.53 +29 11 08.5 1.248 0.264 -0.310567 -0.201259 -0.310568 -0.201258 L01 44 2018 12 10.974455 1.000 C 05 16 14.39 +29 11 13.7 1.248 0.264 -0.169236 -0.489608 -0.169237 -0.489607 L01 45 2018 12 10.976091 1.000 C 05 16 14.20 +29 11 19.3 1.248 0.264 -0.008407 -0.216859 -0.008407 -0.216858 L01 46 2018 12 11.04731 1.000 C 05 16 06.85 +29 15 14.0 1.247 0.264 0.848668 0.219636 0.848668 0.219637 K38 47 2018 12 11.06737 1.000 C 05 16 04.81 +29 16 18.7 1.247 0.263 0.041659 -0.620083 0.041658 -0.620082 K38 48 2018 12 11.07367 1.000 C 05 16 04.14 +29 16 39.4 1.247 0.263 0.075967 -0.355267 0.075967 -0.355266 204 49 2018 12 11.07741 1.000 C 05 16 03.76 +29 16 51.6 1.247 0.263 0.099296 -0.500130 0.099296 -0.500129 K38 50 2018 12 11.08033 1.000 C 05 16 03.45 +29 17 01.1 1.247 0.263 0.012628 -0.369157 0.012628 -0.369156 204 51 2018 12 11.08698 1.000 C 05 16 02.75 +29 17 23.1 1.247 0.263 0.255777 -0.156605 0.255776 -0.156604 204 52 2018 12 11.33620 1.000 C 05 15 38.71 +29 31 18.6 1.245 0.262 -0.394586 2.096375 -0.394587 2.096377 F 850 53 2018 12 11.34385 1.000 C 05 15 37.93 +29 31 44.3 1.245 0.262 0.173247 1.681164 0.173247 1.681165 F 850 54 2018 12 11.35142 1.000 C 05 15 37.13 +29 32 10.8 1.245 0.262 1.761339 1.801657 1.761338 F 1.801658 F 850 55 2018 12 11.78776 1.000 C 05 14 57.51 +29 56 28.0 1.243 0.259 1.034992 0.618737 1.034991 F 0.618738 Z99 56 2018 12 11.79128 1.000 C 05 14 57.33 +29 56 39.9 1.243 0.259 0.816670 -1.696793 0.816670 -1.696792 F Z99 57 2018 12 11.79493 1.000 C 05 14 56.79 +29 56 52.3 1.243 0.259 0.504596 0.483756 0.504596 0.483757 Z99 58 2018 12 11.82842 1.000 C 05 14 53.39 +29 58 53.0 1.242 0.259 -0.053960 -0.012151 -0.053960 -0.012150 K51 59 2018 12 11.83074 1.000 C 05 14 53.14 +29 59 01.1 1.242 0.259 0.010396 0.018282 0.010395 0.018283 K51 60 2018 12 11.83306 1.000 C 05 14 52.90 +29 59 09.0 1.242 0.259 -0.121077 -0.090058 -0.121077 -0.090057 K51 61 2018 12 11.87493 1.000 C 05 14 48.02 +30 01 34.5 1.242 0.259 -0.042539 -0.064585 -0.042539 -0.064584 L04 62 2018 12 11.87896 1.000 C 05 14 47.58 +30 01 48.4 1.242 0.259 0.002357 -0.115328 0.002356 -0.115327 L04 63 2018 12 11.93301 1.000 C 05 14 42.07 +30 04 53.9 1.242 0.259 -0.045343 -0.316003 -0.045343 -0.316002 K38 64 2018 12 11.95700 1.000 C 05 14 39.36 +30 06 16.2 1.242 0.258 -0.147984 0.208479 -0.147984 0.208480 K38 65 2018 12 12.14250 1.000 C 05 14 21.71 +30 16 57.8 1.240 0.257 -0.107152 0.261091 -0.107153 0.261093 850 66 2018 12 12.16686 1.000 C 05 14 18.96 +30 18 22.7 1.240 0.257 -0.278646 0.180421 -0.278646 0.180422 850 67 2018 12 12.18365 1.000 C 05 14 17.07 +30 19 21.1 1.240 0.257 -0.395970 -0.137056 -0.395970 -0.137055 850 68 2018 12 12.50428 1.000 C 05 13 41.37 +30 37 49.0 1.238 0.255 1.239276 0.282079 1.239276 F 0.282080 695 69 2018 12 12.50502 1.000 C 05 13 41.29 +30 37 52.0 1.238 0.255 1.716965 0.234519 1.716965 F 0.234520 695 70 2018 12 19.213183 1.000 C 04 59 32.52 +37 57 17.1 1.198 0.223 -0.232962 0.351625 -0.232962 0.351627 H21 71 2018 12 19.217926 1.000 C 04 59 31.74 +37 57 38.0 1.198 0.223 -0.180598 -0.022446 -0.180598 -0.022444 H21 72 2018 12 26.20828 1.000 C 04 37 36.92 +47 08 28.1 1.158 0.199 0.143511 -0.196758 0.143512 -0.196757 H21 73 2018 12 26.21274 1.000 C 04 37 35.80 +47 08 50.2 1.158 0.199 0.047920 0.007035 0.047921 0.007037 H21 74 2018 12 26.21726 1.000 C 04 37 34.70 +47 09 12.9 1.158 0.199 -0.104645 -0.261390 -0.104645 -0.261389 H21 75 2018 12 26.22178 1.000 C 04 37 33.56 +47 09 35.5 1.158 0.199 -0.000418 -0.197266 -0.000418 -0.197264 H21 76 2018 12 26.22623 1.000 C 04 37 32.45 +47 09 57.8 1.158 0.199 0.055551 -0.264931 0.055551 -0.264929 H21 77 2018 12 26.75167 1.000 C 04 35 33.60 +47 54 01.2 1.155 0.197 -0.210400 0.220185 -0.210400 0.220187 K38 78 2018 12 26.76683 1.000 C 04 35 29.83 +47 55 20.7 1.155 0.197 0.328665 -0.442512 0.328665 -0.442510 K38 79 2018 12 26.78302 1.000 C 04 35 25.75 +47 56 43.3 1.155 0.197 -0.297955 0.669015 -0.297955 0.669016 K38 80 2019 01 02.96077 1.000 C 03 59 26.52 +58 16 06.0 1.117 0.184 0.141679 -0.007527 0.141679 -0.007525 G40 81 2019 01 02.97056 1.000 C 03 59 22.53 +58 16 55.4 1.117 0.184 -0.332884 0.271226 -0.332884 0.271228 G40 82 2019 01 02.98330 1.000 C 03 59 17.26 +58 18 00.3 1.117 0.184 0.018283 0.248689 0.018283 0.248691 G40 83 2019 01 02.99312 1.000 C 03 59 13.34 +58 18 50.2 1.117 0.184 -0.633142 -0.339236 -0.633142 -0.339234 G40 84 2019 01 24.81547 1.000 C 22 26 21.98 +76 31 04.8 1.026 0.190 0.663612 0.052706 0.663612 0.052708 204 85 2019 01 24.83691 1.000 C 22 25 54.66 +76 30 44.5 1.026 0.190 0.212720 -0.045980 0.212720 -0.045978 204 86 2019 03 01.46642 1.000 C 18 04 26.57 +51 58 18.6 0.997 0.240 -0.116103 0.145357 -0.116102 0.145357 711 87 2019 03 01.47034 1.000 C 18 04 26.04 +51 58 09.3 0.997 0.240 -0.287898 0.220540 -0.287897 0.220540 711 88 2019 03 01.47427 1.000 C 18 04 25.50 +51 57 59.6 0.997 0.240 -0.397419 -0.070839 -0.397418 -0.070839 711 89 2019 03 17.47170 1.000 C 17 38 17.56 +41 19 03.2 1.037 0.253 0.496036 -0.576177 0.496037 -0.576177 I52 90 2019 03 17.47336 1.000 C 17 38 17.32 +41 19 00.0 1.037 0.253 -0.245715 -0.044196 -0.245714 -0.044196 I52 91 2019 03 17.47503 1.000 C 17 38 17.16 +41 18 56.2 1.037 0.254 -0.075292 -0.091957 -0.075291 -0.091957 I52 92 2019 03 17.47670 1.000 C 17 38 16.97 +41 18 52.3 1.037 0.254 -0.241685 -0.236370 -0.241684 -0.236370 I52 93 2019 03 29.44543 1.000 C 17 19 05.57 +33 40 30.0 1.086 0.259 -0.160676 0.414766 -0.160676 0.414765 711 94 2019 03 29.45246 1.000 C 17 19 04.71 +33 40 14.0 1.086 0.259 -0.361959 0.546297 -0.361958 0.546296 711 95 2019 03 29.45662 1.000 C 17 19 04.23 +33 40 04.4 1.086 0.259 -0.147873 0.428095 -0.147873 0.428094 711 96 2019 03 29.50491 1.000 C 17 18 58.73 +33 38 11.2 1.086 0.259 0.116203 -0.367606 0.116203 -0.367607 I52 97 2019 03 29.50616 1.000 C 17 18 58.53 +33 38 09.0 1.086 0.259 -0.336606 0.444069 -0.336605 0.444069 I52 98 2019 03 29.50866 1.000 C 17 18 58.26 +33 38 02.6 1.086 0.259 -0.103564 -0.240865 -0.103563 -0.240866 I52 99 2019 04 14.41510 1.000 C 16 45 56.16 +22 49 45.4 1.168 0.269 0.214261 -0.131647 0.214262 -0.131648 I52 100 2019 04 14.41744 1.000 C 16 45 55.81 +22 49 39.4 1.168 0.269 0.417684 -0.136214 0.417684 -0.136215 I52 101 2019 04 14.42261 1.000 C 16 45 54.98 +22 49 26.0 1.168 0.269 0.115086 0.100745 0.115086 0.100744 I52 102 2019 04 14.42547 1.000 C 16 45 54.53 +22 49 18.3 1.168 0.269 -0.071258 -0.077599 -0.071258 -0.077600 I52 103 2019 04 25.46171 1.000 C 16 18 15.57 +14 29 03.7 1.232 0.285 -0.517413 -0.260459 -0.517413 -0.260460 I52 104 2019 04 25.46247 1.000 C 16 18 15.48 +14 29 00.5 1.232 0.285 -0.799054 -1.410324 -0.799054 F -1.410325 F I52 105 2019 04 25.46324 1.000 C 16 18 15.38 +14 28 59.1 1.232 0.285 -0.014214 -1.070333 -0.014214 F -1.070334 F I52 106 2019 04 25.46400 1.000 C 16 18 15.41 +14 28 58.4 1.232 0.285 2.637465 -1.394136 2.637465 F -1.394137 F I52 107 2019 04 27.43781 1.000 C 16 13 12.000 +12 57 10.65 1.244 0.290 0.157695 0.066177 0.157695 0.066176 F51 108 2019 04 27.45073 1.000 C 16 13 09.860 +12 56 34.75 1.244 0.290 0.122414 0.083788 0.122414 0.083787 F51 109 2019 04 27.46358 1.000 C 16 13 07.741 +12 55 58.88 1.245 0.290 0.158066 -0.130765 0.158066 -0.130766 F51 110 2019 04 27.47642 1.000 C 16 13 05.606 +12 55 23.16 1.245 0.290 0.150911 -0.089449 0.150911 -0.089450 F51 111 2019 04 28.41611 1.000 C 16 10 39.98 +12 11 31.7 1.250 0.292 0.034614 0.414154 0.034614 0.414153 G96 112 2019 04 28.42126 1.000 C 16 10 39.22 +12 11 17.4 1.250 0.292 1.054119 -0.370776 1.054119 F -0.370777 F G96 113 2019 04 28.43150 1.000 C 16 10 37.46 +12 10 46.5 1.250 0.292 -1.272644 -1.209935 -1.272644 F -1.209936 F G96 114 2019 05 01.44718 1.000 C 16 02 56.68 +09 50 50.1 1.269 0.300 0.614688 -0.082867 0.614688 -0.082867 I52 115 2019 05 01.44795 1.000 C 16 02 56.54 +09 50 47.1 1.269 0.300 -0.180892 -0.481082 -0.180892 -0.481082 I52 116 2019 05 01.44871 1.000 C 16 02 56.40 +09 50 45.5 1.269 0.300 0.020750 0.063665 0.020750 0.063665 I52 117 2019 05 01.44947 1.000 C 16 02 56.29 +09 50 43.2 1.269 0.300 0.004228 -0.190722 0.004228 -0.190723 I52 118 2019 05 05.43614 1.000 C 15 53 05.24 +06 48 33.9 1.294 0.314 -0.278731 0.170645 -0.278731 0.170644 I52 119 2019 05 05.43690 1.000 C 15 53 05.13 +06 48 31.6 1.294 0.314 -0.418746 -0.045521 -0.418746 -0.045521 I52 120 2019 05 05.43766 1.000 C 15 53 05.04 +06 48 29.7 1.294 0.314 -0.060388 -0.275833 -0.060388 -0.275833 I52 121 2019 05 06.46468 1.000 C 15 50 38.501 +06 02 31.70 1.301 0.318 0.211672 -0.155030 0.211672 -0.155031 F51 122 2019 05 06.47735 1.000 C 15 50 36.543 +06 01 57.62 1.301 0.318 -0.032524 -0.050270 -0.032524 -0.050271 F51 123 2019 05 06.49009 1.000 C 15 50 34.595 +06 01 23.48 1.301 0.318 0.002742 -0.120096 0.002742 -0.120096 F51 124 2019 05 14.265687 1.000 C 15 33 30.51 +00 30 13.6 1.350 0.354 0.166031 0.433715 0.166031 0.433714 H21 125 2019 05 14.273001 1.000 C 15 33 29.59 +00 29 56.1 1.350 0.355 0.318674 0.261345 0.318674 0.261345 H21 126 2019 05 14.277710 1.000 C 15 33 29.00 +00 29 44.7 1.350 0.355 0.288584 0.101261 0.288584 0.101260 H21 127 2019 05 14.31525 1.000 C 15 33 24.74 +00 28 16.9 1.351 0.355 0.498029 -0.177650 0.498029 -0.177650 G96 128 2019 05 14.32082 1.000 C 15 33 23.96 +00 28 02.2 1.351 0.355 -0.915430 0.624161 -0.915430 F 0.624160 G96 129 2019 05 14.32640 1.000 C 15 33 23.31 +00 27 49.2 1.351 0.355 -0.349299 -0.281113 -0.349299 -0.281114 G96 130 2019 05 14.33198 1.000 C 15 33 22.60 +00 27 36.2 1.351 0.355 0.090015 -0.291774 0.090015 -0.291774 G96 131 2019 06 07.373092 1.000 C 15 03 20.489 -12 04 34.03 1.507 0.538 -0.086459 -0.091769 -0.086460 -0.091770 F51 132 2019 06 07.383706 1.000 C 15 03 20.084 -12 04 48.90 1.507 0.538 -0.062995 0.115631 -0.062995 0.115631 F51 133 2019 06 07.394286 1.000 C 15 03 19.702 -12 05 03.74 1.507 0.538 -0.325636 0.228307 -0.325637 0.228307 F51 134 2019 06 07.404887 1.000 C 15 03 19.292 -12 05 17.93 1.507 0.539 0.074216 -0.080121 0.074215 -0.080121 F51 } }