Improve: 2018_BT1 epoch = 2461000.500000000 TDB 2025-11-21 00:00:00.000000 number of observations before/after epoch: 138/3 number of iterations: 5 ====================================================================================================================== Iteration: 4 { In_coords Corrections Errors In_elements El_errors 1 0.349853460 0.709E-13 0.287E-06 | e 0.309517725 0.29279E-06 2 1.057087016 0.145E-13 0.404E-06 | a 0.865118485 0.37417E-08 3 -0.038037457 -0.122E-12 0.405E-06 | i 29.907756475 0.24874E-04 4 -0.011064085 0.151E-14 0.278E-08 | node 121.007577706 0.13014E-05 5 0.005598591 0.148E-14 0.798E-08 | peri 140.693968651 0.21487E-04 6 0.005949297 0.555E-16 0.315E-08 | M 151.903078269 0.54764E-04 | tp = 2025-07-19.984523 Matrix of Correlation: 1 2 3 4 5 6 1 1.00 2 -0.77 1.00 3 0.12 0.31 1.00 4 -0.50 0.67 -0.35 1.00 5 0.77 -0.96 -0.48 -0.43 1.00 6 -0.03 -0.54 -0.92 -0.04 0.61 1.00 Root mean squared error: 0.38220 Optical RMSE: 0.38260(ang-sec.) Doppler RMSE: 0.24255(Hz) biased 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 269/281 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 01 17.48335 2.614 C 09 46 04.782 -05 19 13.40 1.039 0.068 0.108889 -0.104798 0.108888 -0.104799 F51 2 2018 01 17.49666 2.614 C 09 46 04.193 -05 15 30.99 1.039 0.068 -0.012256 0.050895 -0.012256 0.050894 F51 3 2018 01 17.50500 2.614 C 09 45 58.40 -05 13 31.7 1.039 0.068 0.237113 -0.296840 0.237112 -0.296841 G96 4 2018 01 17.51018 2.614 C 09 45 58.27 -05 12 04.6 1.039 0.068 0.457220 -0.076442 0.457220 -0.076443 G96 5 2018 01 17.51536 2.614 C 09 45 58.11 -05 10 37.6 1.039 0.068 0.457049 -0.376534 0.457048 -0.376535 G96 6 2018 01 17.52054 2.614 C 09 45 57.90 -05 09 09.8 1.039 0.068 -0.612637 -0.771513 -0.612637 -0.771514 G96 7 2018 01 17.52351 2.614 C 09 46 02.971 -05 08 00.48 1.039 0.068 0.033168 -0.117056 0.033167 -0.117056 F51 8 2018 01 17.54621 2.614 C 09 45 57.35 -05 01 55.3 1.039 0.068 -0.000816 -0.041324 -0.000817 -0.041325 G96 9 2018 01 17.54721 2.614 C 09 45 57.32 -05 01 38.2 1.039 0.068 -0.182456 -0.050796 -0.182456 -0.050797 G96 10 2018 01 17.54822 2.614 C 09 45 57.27 -05 01 22.0 1.039 0.068 0.179567 -1.033640 0.179566 -1.033641 G96 11 2018 01 17.54923 2.614 C 09 45 57.30 -05 01 03.6 1.039 0.068 -0.157976 0.381891 -0.157977 0.381890 G96 12 2018 01 17.65047 2.614 C 09 46 04.81 -04 29 55.1 1.038 0.067 -0.043899 -0.324568 -0.043900 -0.324568 Q62 13 2018 01 17.65647 2.614 C 09 46 04.57 -04 28 11.4 1.038 0.067 0.487464 -0.621900 0.487463 -0.621901 Q62 14 2018 01 17.66218 2.614 C 09 46 04.33 -04 26 31.6 1.038 0.067 0.211221 -0.325670 0.211220 -0.325671 Q62 15 2018 01 17.70325 2.614 C 09 46 02.62 -04 14 32.0 1.038 0.067 0.237188 0.157898 0.237187 0.157897 Q62 16 2018 01 17.70646 2.614 C 09 46 02.48 -04 13 35.5 1.038 0.067 0.195501 0.061560 0.195500 0.061559 Q62 17 2018 01 17.71061 2.614 C 09 46 02.27 -04 12 23.0 1.038 0.066 0.247784 -0.815426 0.247783 -0.815426 Q62 18 2018 01 17.97854 2.614 C 09 46 08.00 -02 53 57.4 1.037 0.064 0.203786 0.283180 0.203785 0.283179 033 19 2018 01 17.97929 2.614 C 09 46 07.95 -02 53 42.4 1.037 0.064 -0.739662 0.664105 -0.739663 0.664104 033 20 2018 01 17.98003 2.614 C 09 46 07.93 -02 53 29.1 1.037 0.064 -0.324119 0.240632 -0.324120 0.240631 033 21 2018 01 18.12531 2.614 C 09 46 04.34 -02 06 49.6 1.037 0.063 -0.642225 -0.021754 -0.642225 -0.021755 I89 22 2018 01 18.13796 2.614 C 09 46 03.86 -02 02 42.9 1.037 0.063 -0.172179 0.289036 -0.172180 0.289035 I89 23 2018 01 18.15058 2.614 C 09 46 03.36 -01 58 35.8 1.036 0.063 -0.209351 0.413554 -0.209352 0.413554 I89 24 2018 01 18.219636 2.614 C 09 46 12.96 -01 35 42.3 1.036 0.063 0.088224 -0.040796 0.088224 -0.040797 H01 25 2018 01 18.226591 2.614 C 09 46 12.79 -01 33 23.8 1.036 0.063 0.046318 -0.176248 0.046317 -0.176249 H01 26 2018 01 18.234570 2.614 C 09 46 12.60 -01 30 44.6 1.036 0.062 0.226158 -0.121812 0.226157 -0.121813 H01 27 2018 01 18.240363 2.614 C 09 46 12.44 -01 28 48.8 1.036 0.062 0.215423 -0.191578 0.215422 -0.191579 H01 28 2018 01 18.26686 2.614 C 09 46 12.08 -01 19 53.3 1.036 0.062 0.070832 -0.092619 0.070831 -0.092620 I52 29 2018 01 18.26961 2.614 C 09 46 12.01 -01 18 57.9 1.036 0.062 0.308819 0.086174 0.308818 0.086173 I52 30 2018 01 18.26973 2.614 C 09 46 11.98 -01 18 55.8 1.036 0.062 0.227883 -0.411784 0.227882 -0.411785 I52 31 2018 01 18.26986 2.614 C 09 46 11.99 -01 18 53.2 1.036 0.062 0.402362 -0.285605 0.402362 -0.285606 I52 32 2018 01 18.37986 2.614 C 09 46 06.58 -00 41 24.7 1.036 0.061 -0.009179 -0.244623 -0.009179 -0.244624 H06 33 2018 01 18.39497 2.614 C 09 46 05.91 -00 36 10.6 1.036 0.061 0.428912 0.439867 0.428911 0.439866 H06 34 2018 01 18.40414 2.614 C 09 46 05.44 -00 32 59.5 1.036 0.061 0.011303 0.133997 0.011303 0.133996 H06 35 2018 01 18.52338 2.614 C 09 46 13.76 +00 11 38.9 1.035 0.060 -0.041385 0.140692 -0.041385 0.140691 Q62 36 2018 01 18.53008 2.614 C 09 46 13.57 +00 14 03.7 1.035 0.060 -0.285356 0.765903 -0.285357 0.765902 Q62 37 2018 01 18.53577 2.614 C 09 46 13.36 +00 16 05.8 1.035 0.060 -0.263440 0.101452 -0.263440 0.101451 Q62 38 2018 01 18.55689 2.614 C 09 46 04.77 +00 21 37.6 1.035 0.060 0.046339 -0.494249 0.046338 -0.494250 T08 39 2018 01 18.56693 2.614 C 09 46 04.25 +00 25 15.3 1.035 0.060 0.301075 -0.405334 0.301075 -0.405335 T08 40 2018 01 18.57711 2.614 C 09 46 03.69 +00 28 54.6 1.035 0.060 1.320711 -2.259299 1.320710 F -2.259300 F T08 41 2018 01 18.58730 2.614 C 09 46 03.24 +00 32 38.2 1.035 0.060 1.206891 -0.465298 1.206890 F -0.465299 F T08 42 2018 01 18.60942 2.614 C 09 46 10.04 +00 42 53.9 1.035 0.060 0.211900 0.339737 0.211899 0.339736 E23 43 2018 01 18.61810 2.614 C 09 46 09.61 +00 46 05.1 1.035 0.060 -0.216778 0.381630 -0.216778 0.381629 E23 44 2018 01 18.62678 2.614 C 09 46 09.17 +00 49 16.4 1.035 0.060 -0.475481 0.161095 -0.475481 0.161094 E23 45 2018 01 18.95629 2.614 C 09 46 12.49 +02 52 05.3 1.034 0.057 0.078839 -0.068126 0.078838 -0.068127 J95 46 2018 01 18.95862 2.614 C 09 46 12.42 +02 53 01.2 1.034 0.057 -0.060636 -0.047222 -0.060637 -0.047223 J95 47 2018 01 18.96002 2.614 C 09 46 12.40 +02 53 34.8 1.034 0.057 0.128137 0.165216 0.128136 0.165215 J95 48 2018 01 18.961612 2.614 C 09 46 12.36 +02 54 14.8 1.033 0.057 -0.546042 0.756870 -0.546042 0.756869 J69 49 2018 01 18.966890 2.614 C 09 46 12.21 +02 56 21.4 1.033 0.057 -0.497629 0.774735 -0.497630 0.774734 J69 50 2018 01 18.972171 2.614 C 09 46 12.04 +02 58 28.4 1.033 0.057 -0.724106 0.789527 -0.724107 0.789526 J69 51 2018 01 18.977458 2.614 C 09 46 11.88 +03 00 35.4 1.033 0.057 -0.583632 0.691060 -0.583633 0.691060 J69 52 2018 01 19.02752 2.614 C 09 46 09.17 +03 20 56.1 1.033 0.057 0.466285 -0.410397 0.466284 -0.410398 204 53 2018 01 19.03074 2.614 C 09 46 09.01 +03 22 14.7 1.033 0.057 0.192765 -0.460898 0.192764 -0.460899 204 54 2018 01 19.03396 2.614 C 09 46 08.89 +03 23 33.1 1.033 0.057 0.563945 -0.362286 0.563944 -0.362287 204 55 2018 01 19.036799 2.614 C 09 46 09.67 +03 24 32.0 1.033 0.057 0.002473 -0.085340 0.002472 -0.085341 Z80 56 2018 01 19.03698 2.614 C 09 46 08.73 +03 24 46.8 1.033 0.057 0.277418 -0.593271 0.277417 -0.593272 204 57 2018 01 19.03990 2.614 C 09 46 08.59 +03 25 58.2 1.033 0.057 0.130104 -0.610592 0.130103 -0.610593 204 58 2018 01 19.044059 2.614 C 09 46 09.42 +03 27 29.5 1.033 0.057 0.369488 0.253903 0.369487 0.253902 Z80 59 2018 01 19.051324 2.614 C 09 46 09.09 +03 30 28.1 1.033 0.056 -0.574004 0.459347 -0.574005 0.459346 Z80 60 2018 01 19.29909 2.614 C 09 46 06.45 +05 18 24.7 1.032 0.055 -0.090236 -0.146475 -0.090237 -0.146476 W88 61 2018 01 19.30215 2.614 C 09 46 06.31 +05 19 44.4 1.032 0.055 0.413551 0.019025 0.413550 0.019024 W88 62 2018 01 19.30559 2.614 C 09 46 06.11 +05 21 14.3 1.032 0.055 0.313527 0.044616 0.313526 0.044615 W88 63 2018 01 19.30913 2.614 C 09 46 05.89 +05 22 46.8 1.032 0.055 0.074572 -0.124124 0.074571 -0.124125 W88 64 2018 01 19.31570 2.614 C 09 46 11.72 +05 22 44.5 1.032 0.055 0.203713 -0.963832 0.203712 -0.963833 703 65 2018 01 19.32092 2.614 C 09 46 11.46 +05 25 01.4 1.032 0.055 0.409282 -0.867138 0.409281 -0.867139 703 66 2018 01 19.32614 2.614 C 09 46 11.20 +05 27 19.8 1.032 0.055 -0.063280 0.376850 -0.063281 0.376849 703 67 2018 01 19.33137 2.614 C 09 46 10.89 +05 29 36.7 1.032 0.055 -0.036582 -0.363586 -0.036583 -0.363586 703 68 2018 01 19.34129 2.614 C 09 46 06.60 +05 33 52.4 1.032 0.054 1.118717 1.519120 1.118716 F 1.519119 F 850 69 2018 01 19.34501 2.614 C 09 46 06.28 +05 35 29.2 1.032 0.054 0.402582 -0.411686 0.402581 -0.411687 850 70 2018 01 19.34880 2.614 C 09 46 06.08 +05 37 10.0 1.032 0.054 0.091101 0.398167 0.091100 0.398166 850 71 2018 01 19.35259 2.614 C 09 46 05.85 +05 38 49.9 1.032 0.054 -0.063403 0.131280 -0.063404 0.131279 850 72 2018 01 19.35669 2.614 C 09 46 05.63 +05 40 38.3 1.032 0.054 -0.008946 0.263250 -0.008947 0.263249 850 73 2018 01 19.36040 2.614 C 09 46 05.43 +05 42 16.2 1.032 0.054 0.167498 0.135318 0.167497 0.135317 850 74 2018 01 19.54613 2.614 C 09 46 05.17 +07 06 51.5 1.031 0.053 0.282640 -0.127380 0.282639 -0.127381 T08 75 2018 01 19.54775 2.614 C 09 46 05.11 +07 07 36.9 1.031 0.053 0.636921 0.667353 0.636920 0.667352 T08 76 2018 01 19.54827 2.614 C 09 46 05.03 +07 07 51.6 1.031 0.053 -0.088926 0.563594 -0.088927 0.563593 T08 77 2018 01 19.56563 2.614 C 09 46 03.90 +07 15 53.2 1.031 0.053 0.357740 0.114168 0.357739 0.114167 T08 78 2018 01 19.56692 2.614 C 09 46 03.78 +07 16 29.1 1.031 0.053 -0.107046 -0.169020 -0.107047 -0.169020 T08 79 2018 01 19.57130 2.614 C 09 46 03.50 +07 18 30.9 1.031 0.053 0.010792 -0.319043 0.010791 -0.319044 T08 80 2018 01 19.57176 2.614 C 09 46 03.50 +07 18 44.4 1.031 0.053 0.040085 0.490534 0.040084 0.490534 T08 81 2018 01 19.58741 2.614 C 09 46 02.50 +07 26 00.6 1.031 0.053 0.160036 -0.224324 0.160035 -0.224325 T08 82 2018 01 19.85213 2.614 C 09 46 13.64 +09 32 20.1 1.030 0.051 -0.858545 0.783977 -0.858546 0.783976 K61 83 2018 01 19.85241 2.614 C 09 46 13.63 +09 32 28.8 1.030 0.051 -1.049107 1.023361 -1.049109 1.023360 K61 84 2018 01 19.85270 2.614 C 09 46 13.62 +09 32 37.5 1.030 0.051 -1.100646 0.996198 -1.100648 0.996197 K61 85 2018 01 19.85299 2.614 C 09 46 13.61 +09 32 46.1 1.030 0.051 -1.106383 0.879464 -1.106384 0.879463 K61 86 2018 01 19.85321 2.614 C 09 46 13.61 +09 32 52.6 1.030 0.051 -0.999356 0.819842 -0.999357 0.819841 K61 87 2018 01 19.93947 2.614 C 09 46 11.71 +10 16 39.2 1.030 0.051 -0.176985 -0.040989 -0.176986 -0.040990 K63 88 2018 01 19.94262 2.614 C 09 46 11.58 +10 18 15.8 1.030 0.051 -0.043765 0.086786 -0.043766 0.086785 K63 89 2018 01 19.94494 2.614 C 09 46 11.44 +10 19 26.7 1.030 0.051 -0.391019 -0.353591 -0.391021 -0.353592 K63 90 2018 01 20.04747 2.614 C 09 46 05.49 +11 12 22.9 1.029 0.050 0.063510 -0.107223 0.063509 -0.107224 595 91 2018 01 20.05751 2.614 C 09 46 04.95 +11 17 37.9 1.029 0.050 0.568360 -0.076121 0.568359 -0.076122 595 92 2018 01 20.64003 2.614 C 09 46 05.74 +16 45 33.8 1.027 0.047 1.728216 3.417898 1.728215 F 3.417897 F 408 93 2018 01 20.64142 2.614 C 09 46 05.63 +16 46 23.4 1.027 0.047 1.716406 2.751668 1.716404 F 2.751668 F 408 94 2018 01 22.015944 2.614 C 09 45 44.76 +32 38 13.7 1.022 0.041 0.325994 -1.196091 0.325993 F -1.196091 F 160 95 2018 01 22.017308 2.614 C 09 45 44.61 +32 39 17.9 1.022 0.041 0.333905 -0.715665 0.333904 -0.715665 160 96 2018 01 22.018656 2.614 C 09 45 44.46 +32 40 21.3 1.022 0.041 0.301108 -0.278868 0.301107 -0.278868 160 97 2018 01 22.26249 2.614 C 09 45 47.09 +35 53 21.5 1.021 0.040 0.074509 0.071569 0.074507 0.071570 703 98 2018 01 22.26578 2.614 C 09 45 46.78 +35 56 00.7 1.021 0.040 -0.204125 -0.230265 -0.204127 -0.230264 I52 99 2018 01 22.26590 2.614 C 09 45 46.77 +35 56 06.8 1.021 0.040 -0.037685 -0.014092 -0.037687 -0.014091 I52 100 2018 01 22.26603 2.614 C 09 45 46.75 +35 56 12.9 1.021 0.040 -0.232043 -0.141058 -0.232044 -0.141057 I52 101 2018 01 22.26616 2.614 C 09 45 46.74 +35 56 19.1 1.021 0.040 -0.269800 -0.252339 -0.269801 -0.252338 I52 102 2018 01 22.26790 2.614 C 09 45 46.56 +35 57 43.7 1.021 0.040 -0.334522 -0.287957 -0.334524 -0.287956 703 103 2018 01 22.27331 2.614 C 09 45 46.08 +36 02 06.7 1.021 0.040 0.293568 -0.462167 0.293566 -0.462167 703 104 2018 01 22.27872 2.614 C 09 45 45.49 +36 06 29.6 1.021 0.040 -0.154172 -0.111516 -0.154174 -0.111516 703 105 2018 01 23.864978 2.614 C 09 44 39.22 +58 10 14.3 1.014 0.040 -0.493276 -0.275093 -0.493277 -0.275091 L18 106 2018 01 23.865809 2.614 C 09 44 39.15 +58 10 56.9 1.014 0.040 0.559424 -0.184972 0.559423 -0.184970 L18 107 2018 01 23.866640 2.614 C 09 44 38.91 +58 11 38.6 1.014 0.040 0.172265 0.629899 0.172264 0.629900 L18 108 2018 01 24.11548 2.614 C 09 43 55.91 +61 35 29.0 1.013 0.040 -0.080688 -0.018981 -0.080689 -0.018979 204 109 2018 01 24.11730 2.614 C 09 43 55.52 +61 36 56.2 1.013 0.040 -0.298409 -0.112706 -0.298410 -0.112704 204 110 2018 01 24.11911 2.614 C 09 43 55.14 +61 38 23.4 1.013 0.040 -0.036922 -0.017108 -0.036923 -0.017107 204 111 2018 01 24.12093 2.614 C 09 43 54.77 +61 39 50.7 1.013 0.040 -0.048048 -0.152065 -0.048049 -0.152063 204 112 2018 01 24.12274 2.614 C 09 43 54.37 +61 41 17.8 1.013 0.040 0.111598 0.064260 0.111597 0.064262 204 113 2018 01 24.23503 2.614 C 09 44 15.00 +63 11 28.2 1.013 0.040 -0.250201 -0.126994 -0.250202 -0.126992 I52 114 2018 01 24.23636 2.614 C 09 44 14.72 +63 12 32.8 1.013 0.040 -0.273404 -0.073864 -0.273405 -0.073863 I52 115 2018 01 24.23648 2.614 C 09 44 14.69 +63 12 39.2 1.013 0.040 0.223052 0.213674 0.223051 0.213675 I52 116 2018 01 24.23661 2.614 C 09 44 14.67 +63 12 44.9 1.013 0.040 -0.305913 -0.099189 -0.305914 -0.099187 I52 117 2018 01 27.83527 2.614 C 21 57 35.25 +82 15 03.0 0.998 0.059 0.371849 0.031495 0.371849 0.031497 204 118 2018 01 27.84339 2.614 C 21 57 32.27 +82 11 59.0 0.998 0.059 0.197243 0.384493 0.197243 0.384494 204 119 2022 01 22.106395 2.614 C 04 27 39.99 -01 09 14.4 1.052 0.123 -0.126170 0.013010 -0.126170 0.013010 I52 120 2022 01 22.107741 2.614 C 04 27 39.14 -01 08 59.0 1.052 0.123 -0.085849 0.505536 -0.085849 0.505536 I52 121 2022 01 22.109087 2.614 C 04 27 38.23 -01 08 42.7 1.052 0.123 0.413393 -0.187829 0.413393 -0.187829 I52 122 2022 01 22.110433 2.614 C 04 27 37.39 -01 08 27.0 1.052 0.123 0.193350 0.092199 0.193351 0.092199 I52 123 2022 01 24.885488 2.614 C 03 59 31.31 +07 52 49.7 1.042 0.125 0.143329 -0.015020 0.143329 -0.015020 104 124 2022 01 24.889349 2.614 C 03 59 28.95 +07 53 33.9 1.042 0.125 0.018701 -0.111256 0.018701 -0.111256 104 125 2022 01 24.899956 2.614 C 03 59 22.42 +07 55 34.7 1.042 0.125 0.610145 -0.057454 0.610146 -0.057454 104 126 2022 01 24.907675 2.614 C 03 59 17.73 +07 57 02.9 1.042 0.125 0.158046 -0.086706 0.158046 -0.086706 104 127 2022 01 25.086447 2.614 C 03 57 34.86 +08 31 15.4 1.041 0.125 0.346824 0.116070 0.346824 0.116070 I52 128 2022 01 25.087986 2.614 C 03 57 33.94 +08 31 33.1 1.041 0.125 -0.132434 0.083100 -0.132434 0.083100 I52 129 2022 01 25.089524 2.614 C 03 57 32.98 +08 31 50.4 1.041 0.125 0.077209 0.242453 0.077209 0.242453 I52 130 2022 01 25.091062 2.614 C 03 57 32.03 +08 32 07.9 1.041 0.125 0.084705 0.253227 0.084705 0.253227 I52 131 2022 01 25.154437 2.614 C 03 56 52.83 +08 44 08.2 1.041 0.125 0.821516 -0.084478 0.821516 -0.084478 G96 132 2022 01 25.159600 2.614 C 03 56 49.70 +08 45 07.5 1.041 0.125 -0.190779 -0.561233 -0.190779 -0.561233 G96 133 2022 01 25.164767 2.614 C 03 56 46.50 +08 46 05.4 1.041 0.125 0.188732 0.026983 0.188732 0.026983 G96 134 2022 01 25.78410 2.614 C 03 50 42.98 +10 41 48.9 1.039 0.127 0.096308 -0.120305 0.096308 -0.120305 204 135 2022 01 25.80241 2.614 C 03 50 31.87 +10 45 12.1 1.039 0.127 0.379040 -0.049875 0.379040 -0.049875 204 136 2022 01 31.26317 2.614 C 03 00 43.25 +25 23 03.5 1.018 0.146 -0.439461 -0.026017 -0.439461 -0.026017 691 137 2022 01 31.27982 2.614 C 03 00 34.67 +25 25 14.7 1.018 0.146 0.317267 -0.161412 0.317267 -0.161412 691 138 2026 01 10.111900 2.614 C 04 29 54.630 -29 47 10.80 1.107 0.250 -0.495796 0.439872 -0.495796 0.439872 807 139 2026 01 10.124929 2.614 C 04 29 50.510 -29 45 57.00 1.107 0.250 0.082316 0.241227 0.082316 0.241227 807 140 2026 01 10.137942 2.614 C 04 29 46.460 -29 44 42.80 1.107 0.250 -0.135675 0.346410 -0.135675 0.346410 807 141 2018 01 20.272222 2.500 R 0.0000 157661.9969 1.029 0.049 0.000000 0.242555 0.000000 X 0.242555 -1 } }