Improve: 2017_XG2 epoch = 2461000.500000000 TDB 2025-11-21 00:00:00.000000 number of observations before/after epoch: 93/0 number of iterations: 5 ====================================================================================================================== Iteration: 3 { In_coords Corrections Errors In_elements El_errors 1 0.021334509 -0.257E-12 0.207E-05 | e 0.341128657 0.84172E-07 2 0.976501300 -0.565E-13 0.442E-06 | a 1.356261522 0.35536E-07 3 0.438174481 -0.494E-13 0.431E-06 | i 5.969321844 0.72647E-05 4 -0.017593334 -0.639E-16 0.166E-08 | node 275.830539405 0.20361E-04 5 -0.003516439 -0.336E-14 0.268E-07 | peri 242.485140973 0.34107E-04 6 -0.003573061 -0.152E-14 0.113E-07 | M 323.513984752 0.77444E-04 | tp = 2026-01-18.470596 Matrix of Correlation: 1 2 3 4 5 6 1 1.00 2 0.99 1.00 3 1.00 0.99 1.00 4 0.78 0.84 0.80 1.00 5 1.00 0.99 1.00 0.77 1.00 6 0.98 0.97 0.98 0.69 0.98 1.00 Root mean squared error: 0.25568 Optical RMSE: 0.25568(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 171/186 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 2017 12 09.27803 1.000 C 02 50 35.52 +30 25 02.7 1.171 0.210 -1.902901 -0.961972 -1.902902 F -0.961972 F G96 2 2017 12 09.28317 1.000 C 02 50 34.52 +30 24 52.5 1.171 0.210 -1.681694 -0.124192 -1.681695 F -0.124193 G96 3 2017 12 09.28832 1.000 C 02 50 33.46 +30 24 43.2 1.171 0.210 -0.594811 -0.135158 -0.594812 -0.135158 G96 4 2017 12 09.29347 1.000 C 02 50 32.43 +30 24 33.6 1.171 0.210 0.093849 0.093179 0.093848 0.093179 G96 5 2017 12 09.32757 1.000 C 02 50 25.98 +30 23 31.0 1.171 0.210 0.573773 -0.260268 0.573773 -0.260268 I52 6 2017 12 09.32946 1.000 C 02 50 25.61 +30 23 27.1 1.170 0.210 0.747820 0.147091 0.747819 0.147091 I52 7 2017 12 09.32987 1.000 C 02 50 25.59 +30 23 26.6 1.170 0.210 0.047579 -0.191845 0.047578 -0.191845 I52 8 2017 12 09.33176 1.000 C 02 50 25.27 +30 23 23.1 1.170 0.210 -0.374566 -0.253133 -0.374566 -0.253133 I52 9 2017 12 09.332766 1.000 C 02 50 24.98 +30 23 19.1 1.170 0.210 -0.164640 0.065401 -0.164641 0.065401 H01 10 2017 12 09.337514 1.000 C 02 50 24.10 +30 23 10.3 1.170 0.210 -0.162888 0.004422 -0.162889 0.004422 H01 11 2017 12 09.348169 1.000 C 02 50 22.13 +30 22 50.5 1.170 0.210 -0.133821 -0.120636 -0.133821 -0.120636 H01 12 2017 12 09.357253 1.000 C 02 50 20.46 +30 22 33.4 1.170 0.210 -0.150128 -0.055514 -0.150129 -0.055514 H01 13 2017 12 10.21539 1.000 C 02 47 52.80 +29 56 38.2 1.166 0.207 0.109248 -0.024316 0.109248 -0.024316 H36 14 2017 12 10.22145 1.000 C 02 47 51.65 +29 56 26.7 1.166 0.207 0.219838 0.061671 0.219837 0.061671 H36 15 2017 12 10.23359 1.000 C 02 47 49.35 +29 56 03.6 1.166 0.207 0.448631 0.220335 0.448631 0.220334 H36 16 2017 12 10.246016 1.000 C 02 47 47.48 +29 55 45.0 1.166 0.207 -0.121480 0.009987 -0.121481 0.009986 H01 17 2017 12 10.249924 1.000 C 02 47 46.74 +29 55 37.6 1.166 0.207 -0.120379 0.032296 -0.120380 0.032296 H01 18 2017 12 10.263174 1.000 C 02 47 44.23 +29 55 12.5 1.166 0.207 -0.039439 0.040698 -0.039439 0.040697 H01 19 2017 12 10.269873 1.000 C 02 47 42.98 +29 54 59.8 1.165 0.207 -0.203711 -0.008008 -0.203711 -0.008008 H01 20 2017 12 10.32207 1.000 C 02 47 33.28 +29 53 22.3 1.165 0.207 0.611046 -0.385586 0.611046 -0.385586 291 21 2017 12 10.32588 1.000 C 02 47 32.56 +29 53 14.2 1.165 0.207 0.706285 0.355970 0.706285 0.355970 291 22 2017 12 11.148049 1.000 C 02 45 12.61 +29 27 21.6 1.161 0.204 -0.062982 -0.021843 -0.062982 -0.021844 H21 23 2017 12 11.151289 1.000 C 02 45 12.01 +29 27 15.5 1.161 0.204 -0.165016 -0.168872 -0.165017 -0.168873 H21 24 2017 12 11.154908 1.000 C 02 45 11.33 +29 27 08.2 1.161 0.204 -0.168736 0.149293 -0.168737 0.149292 H21 25 2017 12 11.86105 1.000 C 02 43 11.22 +29 04 06.3 1.157 0.202 -0.042963 -0.188848 -0.042963 -0.188848 J95 26 2017 12 11.86603 1.000 C 02 43 10.26 +29 03 56.4 1.157 0.202 0.576780 -0.016401 0.576779 -0.016401 J95 27 2017 12 11.87106 1.000 C 02 43 09.40 +29 03 46.3 1.157 0.202 -0.240053 0.218596 -0.240054 0.218596 J95 28 2017 12 12.76013 1.000 C 02 40 39.57 +28 34 03.5 1.152 0.200 -0.074327 -0.064063 -0.074327 -0.064064 033 29 2017 12 12.76242 1.000 C 02 40 39.15 +28 33 58.9 1.152 0.200 0.038303 -0.022297 0.038303 -0.022297 033 30 2017 12 12.76472 1.000 C 02 40 38.74 +28 33 54.3 1.152 0.200 -0.007708 -0.001479 -0.007708 -0.001479 033 31 2017 12 12.84942 1.000 C 02 40 23.41 +28 31 03.7 1.152 0.199 -0.070640 -0.116693 -0.070640 -0.116693 033 32 2017 12 12.85172 1.000 C 02 40 22.98 +28 30 58.8 1.152 0.199 0.092875 0.086583 0.092874 0.086582 033 33 2017 12 12.85402 1.000 C 02 40 22.57 +28 30 54.3 1.152 0.199 -0.012488 -0.109761 -0.012488 -0.109761 033 34 2017 12 13.13612 1.000 C 02 39 36.16 +28 21 29.0 1.150 0.199 0.191742 -0.203076 0.191742 -0.203077 926 35 2017 12 13.14573 1.000 C 02 39 34.36 +28 21 09.0 1.150 0.199 0.518346 0.311045 0.518345 0.311045 926 36 2017 12 13.15626 1.000 C 02 39 32.46 +28 20 47.8 1.150 0.199 -0.137936 0.101487 -0.137937 0.101487 926 37 2017 12 13.19943 1.000 C 02 39 24.47 +28 19 18.7 1.150 0.198 -0.443938 -0.280908 -0.443939 -0.280908 I52 38 2017 12 13.19984 1.000 C 02 39 24.38 +28 19 17.3 1.150 0.198 -0.246311 0.264772 -0.246311 0.264772 I52 39 2017 12 13.20026 1.000 C 02 39 24.28 +28 19 16.6 1.150 0.198 0.041826 0.087240 0.041825 0.087240 I52 40 2017 12 13.20067 1.000 C 02 39 24.20 +28 19 15.5 1.150 0.198 0.100400 0.335855 0.100399 0.335855 I52 41 2017 12 13.29574 1.000 C 02 39 06.73 +28 15 54.8 1.149 0.198 -0.102867 0.530429 -0.102867 0.530429 G96 42 2017 12 13.30135 1.000 C 02 39 05.63 +28 15 42.7 1.149 0.198 0.997305 0.573091 0.997304 F 0.573091 G96 43 2017 12 13.30697 1.000 C 02 39 04.71 +28 15 31.0 1.149 0.198 -0.284463 0.238485 -0.284463 0.238485 G96 44 2017 12 13.31256 1.000 C 02 39 03.67 +28 15 19.3 1.149 0.198 0.123567 -0.095651 0.123566 -0.095652 G96 45 2017 12 14.14775 1.000 C 02 36 47.53 +27 46 05.1 1.145 0.196 0.498490 2.121042 0.498489 2.121042 F 691 46 2017 12 14.15389 1.000 C 02 36 46.40 +27 45 53.9 1.145 0.196 -0.067591 0.096529 -0.067592 0.096529 I52 47 2017 12 14.15465 1.000 C 02 36 46.28 +27 45 52.5 1.145 0.196 -0.328848 -0.094271 -0.328849 -0.094271 I52 48 2017 12 14.15541 1.000 C 02 36 46.13 +27 45 50.8 1.145 0.196 -0.177378 -0.006112 -0.177378 -0.006112 I52 49 2017 12 14.15618 1.000 C 02 36 45.98 +27 45 48.8 1.145 0.196 -0.036140 0.361363 -0.036140 0.361363 I52 50 2017 12 14.16324 1.000 C 02 36 44.71 +27 45 34.4 1.145 0.196 0.233401 0.154723 0.233400 0.154723 691 51 2017 12 14.17088 1.000 C 02 36 43.29 +27 45 19.0 1.145 0.196 0.040752 -0.207782 0.040751 -0.207782 926 52 2017 12 14.17822 1.000 C 02 36 41.95 +27 45 03.3 1.145 0.196 -0.022082 -0.106290 -0.022082 -0.106291 926 53 2017 12 14.17854 1.000 C 02 36 41.91 +27 45 02.2 1.145 0.196 0.200343 -0.101445 0.200343 -0.101445 691 54 2017 12 14.18542 1.000 C 02 36 40.63 +27 44 47.9 1.145 0.196 -0.014834 -0.051748 -0.014834 -0.051749 926 55 2017 12 20.12348 1.000 C 02 21 16.42 +23 54 42.0 1.113 0.181 -0.564468 -0.403802 -0.564469 -0.403802 I52 56 2017 12 20.12600 1.000 C 02 21 15.97 +23 54 35.4 1.113 0.181 0.004964 -0.152581 0.004963 -0.152581 I52 57 2017 12 20.12641 1.000 C 02 21 15.93 +23 54 34.4 1.113 0.181 -0.363890 -0.099992 -0.363891 -0.099992 I52 58 2017 12 20.12895 1.000 C 02 21 15.51 +23 54 27.8 1.113 0.181 -0.255099 0.182495 -0.255099 0.182495 I52 59 2017 12 20.25384 1.000 C 02 20 55.15 +23 49 13.2 1.113 0.181 -0.064585 -0.234122 -0.064586 -0.234122 691 60 2017 12 20.26606 1.000 C 02 20 53.18 +23 48 41.7 1.113 0.181 0.110129 -0.180306 0.110129 -0.180306 691 61 2017 12 20.27819 1.000 C 02 20 51.23 +23 48 10.5 1.113 0.181 0.333977 -0.292913 0.333977 -0.292913 691 62 2017 12 25.24076 1.000 C 02 09 41.70 +20 09 58.2 1.087 0.170 0.884847 -0.263012 0.884847 F -0.263012 F 703 63 2017 12 25.24599 1.000 C 02 09 41.07 +20 09 43.3 1.087 0.170 -0.492965 0.278263 -0.492965 0.278263 703 64 2017 12 25.25121 1.000 C 02 09 40.27 +20 09 29.1 1.087 0.170 0.305715 -0.488140 0.305714 -0.488140 703 65 2017 12 25.25644 1.000 C 02 09 39.60 +20 09 12.9 1.087 0.170 -0.130605 1.114679 -0.130606 F 1.114679 F 703 66 2017 12 26.09157 1.000 C 02 07 59.47 +19 30 35.4 1.083 0.169 0.003036 0.604196 0.003035 0.604196 G96 67 2017 12 26.09673 1.000 C 02 07 58.75 +19 30 21.6 1.083 0.169 -0.228008 0.123401 -0.228008 0.123401 G96 68 2017 12 26.10187 1.000 C 02 07 58.02 +19 30 07.5 1.082 0.169 -0.200715 -0.078508 -0.200716 -0.078508 G96 69 2017 12 26.10700 1.000 C 02 07 57.30 +19 29 54.1 1.082 0.169 -0.487159 -0.906929 -0.487159 F -0.906929 F G96 70 2017 12 27.084737 1.000 C 02 05 59.30 +18 43 47.7 1.078 0.167 -0.109787 0.162779 -0.109787 0.162779 H21 71 2017 12 27.088544 1.000 C 02 05 58.76 +18 43 36.9 1.077 0.167 0.179619 0.004071 0.179619 0.004071 H21 72 2017 12 27.090847 1.000 C 02 05 58.47 +18 43 30.2 1.077 0.167 -0.096027 0.212486 -0.096027 0.212486 H21 73 2018 01 05.12436 1.000 C 01 50 26.70 +11 03 56.3 1.033 0.151 0.189309 -0.147597 0.189309 -0.147597 I52 74 2018 01 05.12512 1.000 C 01 50 26.63 +11 03 54.2 1.033 0.151 -0.157248 -0.441991 -0.157248 -0.441991 I52 75 2018 01 05.12588 1.000 C 01 50 26.55 +11 03 51.1 1.033 0.151 -0.012301 0.146608 -0.012301 0.146608 I52 76 2018 01 05.12664 1.000 C 01 50 26.46 +11 03 48.3 1.033 0.151 0.164377 0.402218 0.164377 0.402218 I52 77 2018 01 05.19555 1.000 C 01 50 18.88 +11 00 02.1 1.033 0.151 0.169976 -0.431608 0.169976 -0.431608 691 78 2018 01 05.21044 1.000 C 01 50 17.31 +10 59 13.0 1.033 0.151 -0.362217 -0.534480 -0.362217 -0.534479 691 79 2018 01 05.22519 1.000 C 01 50 15.73 +10 58 23.7 1.033 0.151 -0.070595 -0.316427 -0.070595 -0.316427 691 80 2018 01 14.15098 1.000 C 01 37 30.05 +02 09 25.0 0.992 0.137 0.276248 -0.156031 0.276248 -0.156031 691 81 2018 01 14.15853 1.000 C 01 37 29.28 +02 08 55.5 0.992 0.137 0.113018 0.126979 0.113018 0.126979 691 82 2018 01 14.16606 1.000 C 01 37 28.50 +02 08 26.4 0.992 0.137 0.061716 0.011156 0.061717 0.011156 691 83 2018 01 19.06441 1.000 C 01 30 11.63 -03 24 16.5 0.972 0.130 0.921303 1.844690 0.921304 F 1.844690 F 807 84 2018 01 19.06989 1.000 C 01 30 11.05 -03 24 38.0 0.972 0.130 -0.218552 0.038175 -0.218551 0.038176 807 85 2018 01 19.07554 1.000 C 01 30 10.44 -03 25 02.9 0.972 0.130 -0.232296 0.660589 -0.232296 0.660590 807 86 2018 01 19.10822 1.000 C 01 30 08.80 -03 28 33.9 0.972 0.130 1.175857 -0.664712 1.175857 F -0.664712 F 691 87 2018 01 19.12433 1.000 C 01 30 07.01 -03 29 43.8 0.972 0.130 -0.047888 0.155826 -0.047887 0.155826 691 88 2018 04 20.39381 1.000 C 20 16 59.82 -38 48 26.1 1.051 0.270 -0.114036 0.186698 -0.114036 0.186699 807 89 2018 04 20.40260 1.000 C 20 16 59.49 -38 48 19.1 1.051 0.270 0.054789 0.090387 0.054789 0.090387 807 90 2018 04 20.41112 1.000 C 20 16 59.16 -38 48 12.3 1.051 0.270 0.127435 -0.015058 0.127435 -0.015057 807 91 2023 09 17.245628 1.000 C 21 43 55.749 -01 28 07.71 1.817 0.868 0.008229 0.077880 0.008229 0.077880 T12 92 2023 09 17.289093 1.000 C 21 43 52.293 -01 28 31.76 1.817 0.869 -0.019952 0.100608 -0.019952 0.100608 T12 93 2023 09 19.307480 1.000 C 21 41 24.328 -01 46 54.32 1.816 0.879 -0.111443 0.059966 -0.111443 0.059966 T12 } }