Improve: 2018_XF4 epoch = 2461000.500000000 TDB 2025-11-21 00:00:00.000000 number of observations before/after epoch: 85/0 number of iterations: 5 ====================================================================================================================== Iteration: 2 { In_coords Corrections Errors In_elements El_errors 1 0.927669243 -0.595E+02 NaN | e 0.230194700 NaN 2 0.268853898 0.264E+03 NaN | a 1.267478238 NaN 3 -0.359697252 0.174E+03 NaN | i 25.829795143 NaN 4 -0.003436333 -0.434E+01 NaN | node 81.626849263 NaN 5 0.015268613 -0.125E+01 NaN | peri 327.672046440 NaN 6 0.009788843 0.166E+01 NaN | M 331.966760604 NaN | tp = 2025-12-31.586348 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 1.00 -1.00 -1.00 1.00 1.00 -1.00 Root mean squared error: 436.32003 Optical RMSE: 436.32003(ang-sec.) Number of loops/max_num in Least Squares on iter 3/10 Number of included/excluded equations on iter 2/4 Number of used/total equations 164/170 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 13.249483 1.000 C 06 01 34.14 +09 27 12.0 1.008 0.048 ************* ************* -1464.444299 F 1622.146835 F I41 2 2018 12 13.249830 1.000 C 06 01 33.82 +09 27 43.4 1.008 0.048 ************* ************* -1464.760792 F 1617.968969 F I41 3 2018 12 13.41387 1.000 C 05 59 22.29 +13 31 39.2 1.008 0.048 ************* -97844.762175 -360.529264 2.600648 G96 4 2018 12 13.41910 1.000 C 05 59 18.23 +13 39 22.7 1.008 0.048 ************* -97487.950007 -306.415971 -25.290072 G96 5 2018 12 13.42954 1.000 C 05 59 10.11 +13 54 46.4 1.008 0.048 ************* -96776.538465 -196.960049 -77.939686 G96 6 2018 12 13.45420 1.000 C 05 58 51.09 +14 31 06.6 1.008 0.048 ************* -95093.814636 68.446936 -179.273395 G96 7 2018 12 13.45430 1.000 C 05 58 51.04 +14 31 14.7 1.008 0.048 ************* -95087.640502 70.014958 -180.274327 G96 8 2018 12 13.45439 1.000 C 05 58 50.96 +14 31 22.8 1.008 0.048 ************* -95081.376471 70.828628 -180.467251 G96 9 2018 12 13.48347 1.000 C 05 58 29.06 +15 14 07.5 1.008 0.048 ************* -93095.858613 392.464963 -260.852260 I52 10 2018 12 13.48360 1.000 C 05 58 28.96 +15 14 18.4 1.008 0.048 ************* -93087.528796 393.971636 -261.666434 I52 11 2018 12 13.48373 1.000 C 05 58 28.86 +15 14 29.7 1.008 0.048 ************* -93078.806270 395.401379 -262.087116 I52 12 2018 12 13.48386 1.000 C 05 58 28.79 +15 14 41.2 1.008 0.048 ************* -93069.813588 397.169298 -262.236927 I52 13 2018 12 13.50101 1.000 C 05 58 16.17 +15 39 48.9 1.008 0.048 ************* -91900.031179 587.633544 -291.472739 I52 14 2018 12 13.50114 1.000 C 05 58 16.00 +15 39 59.5 1.008 0.048 ************* -91892.150858 588.284908 -292.627792 I52 15 2018 12 13.50127 1.000 C 05 58 15.95 +15 40 11.8 1.008 0.048 ************* -91882.309572 590.116305 -291.821179 I52 16 2018 12 13.52145 1.000 C 05 58 01.44 +16 09 41.7 1.008 0.048 ************* -90506.674504 811.881463 -309.023989 I52 17 2018 12 13.52158 1.000 C 05 58 01.34 +16 09 53.0 1.008 0.048 ************* -90497.920155 813.214871 -309.181113 I52 18 2018 12 13.52171 1.000 C 05 58 01.28 +16 10 04.5 1.008 0.048 ************* -90488.873029 815.010481 -309.044704 I52 19 2018 12 13.52183 1.000 C 05 58 01.12 +16 10 15.7 1.008 0.048 ************* -90480.199547 815.248550 -308.595577 I52 20 2018 12 13.804964 1.000 C 05 55 36.91 +22 57 21.3 1.009 0.049 ************* -71425.321167 -126.328868 865.857929 J95 21 2018 12 13.808356 1.000 C 05 55 34.53 +23 02 10.9 1.009 0.049 ************* -71201.084214 -143.337363 853.064329 J95 22 2018 12 13.811086 1.000 C 05 55 32.60 +23 06 04.1 1.009 0.049 ************* -71020.480468 -156.903155 842.926423 J95 23 2018 12 13.814436 1.000 C 05 55 30.23 +23 10 50.6 1.009 0.049 ************* -70798.478250 -173.230359 830.907925 J95 24 2018 12 13.898703 1.000 C 05 54 27.07 +25 09 39.0 1.009 0.049 ************* -65278.072065 -453.342232 495.155872 J95 25 2018 12 13.903350 1.000 C 05 54 23.44 +25 16 08.1 1.009 0.049 ************* -64976.645657 -460.235329 476.327587 J95 26 2018 12 13.907544 1.000 C 05 54 20.15 +25 21 58.9 1.009 0.049 ************* -64704.876417 -465.659631 459.395799 J95 27 2018 12 13.920689 1.000 C 05 54 09.55 +25 40 15.7 1.009 0.049 ************* -63856.047318 -477.074555 393.795499 Z80 28 2018 12 13.923218 1.000 C 05 54 07.44 +25 43 47.4 1.009 0.049 ************* -63691.957725 -479.471928 384.667615 Z80 29 2018 12 13.926247 1.000 C 05 54 05.01 +25 47 57.9 1.009 0.049 ************* -63498.195984 -480.273242 371.150088 Z80 30 2018 12 13.933662 1.000 C 05 53 59.07 +25 58 15.9 1.009 0.049 ************* -63018.878331 -481.016149 343.923417 Z80 31 2018 12 14.292246 1.000 C 05 49 39.56 +33 51 58.3 1.010 0.051 ************* -40995.235479 -687.903830 108.238840 I41 32 2018 12 14.292593 1.000 C 05 49 39.28 +33 52 25.3 1.010 0.051 ************* -40974.276961 -686.948217 107.456002 I41 33 2018 12 14.324903 1.000 C 05 49 09.78 +34 32 35.1 1.010 0.051 ************* -39127.560254 -592.719655 -51.768941 I41 34 2018 12 14.325250 1.000 C 05 49 09.43 +34 33 01.2 1.010 0.051 ************* -39107.518452 -591.797709 -53.059070 I41 35 2018 12 14.34988 1.000 C 05 48 41.19 +35 03 10.0 1.010 0.051 ************* -37724.921832 -308.717811 -321.634630 H15 36 2018 12 14.35363 1.000 C 05 48 37.80 +35 07 44.0 1.010 0.051 ************* -37514.452409 -282.492179 -334.153478 H15 37 2018 12 14.35739 1.000 C 05 48 34.45 +35 12 17.2 1.010 0.051 ************* -37304.767191 -254.897503 -347.339226 H15 38 2018 12 14.36114 1.000 C 05 48 30.98 +35 16 50.3 1.010 0.051 ************* -37095.114527 -228.429548 -359.247065 H15 39 2018 12 14.42031 1.000 C 05 47 39.27 +36 27 47.3 1.010 0.051 ************* -33830.695219 133.363841 -481.917868 I52 40 2018 12 14.42072 1.000 C 05 47 38.89 +36 28 16.5 1.010 0.051 ************* -33808.286162 136.869669 -482.587729 I52 41 2018 12 14.42113 1.000 C 05 47 38.53 +36 28 45.3 1.010 0.051 ************* -33786.244131 140.657856 -483.615061 I52 42 2018 12 14.42154 1.000 C 05 47 38.17 +36 29 15.2 1.010 0.051 ************* -33763.109746 144.311816 -483.540447 I52 43 2018 12 14.493041 1.000 C 05 46 51.03 +37 55 25.3 1.010 0.051 ************* -29826.361652 -337.842734 -618.298855 T08 44 2018 12 14.506077 1.000 C 05 46 38.54 +38 10 26.3 1.010 0.051 ************* -29140.931370 -234.155636 -672.961691 T08 45 2018 12 14.512861 1.000 C 05 46 32.07 +38 18 13.0 1.010 0.052 ************* -28785.877415 -177.015418 -699.282134 T08 46 2018 12 14.53223 1.000 C 05 46 48.37 +38 38 24.2 1.010 0.052 ************* -27828.973645 -530.122353 665.846533 P93 47 2018 12 14.53685 1.000 C 05 46 44.14 +38 43 46.0 1.010 0.052 ************* -27586.576692 -538.762473 639.032784 P93 48 2018 12 14.53778 1.000 C 05 46 43.36 +38 44 50.1 1.010 0.052 ************* -27538.343729 -539.449157 633.118389 P93 49 2018 12 14.83412 1.000 C 05 42 53.09 +44 03 31.4 1.011 0.053 ************* -13206.982728 -27.550304 943.834456 C77 50 2018 12 14.83650 1.000 C 05 42 50.93 +44 05 59.9 1.011 0.053 ************* -13098.167479 -36.738728 930.793747 C77 51 2018 12 14.83963 1.000 C 05 42 48.12 +44 09 13.4 1.011 0.053 ************* -12956.778293 -47.873090 911.977196 C77 52 2018 12 14.85189 1.000 C 05 42 36.19 +44 22 00.5 1.011 0.053 ************* -12399.625473 -129.836245 783.197550 160 53 2018 12 14.85332 1.000 C 05 42 34.82 +44 23 27.6 1.011 0.053 ************* -12336.289747 -133.977034 773.296660 160 54 2018 12 14.85490 1.000 C 05 42 33.32 +44 25 03.7 1.011 0.053 ************* -12266.419613 -138.262341 762.273902 160 55 2018 12 14.85650 1.000 C 05 42 31.89 +44 26 44.1 1.011 0.053 ************* -12192.487897 -141.796376 754.317008 160 56 2018 12 14.85808 1.000 C 05 42 30.46 +44 28 20.3 1.011 0.053 ************* -12122.418489 -145.058558 743.550793 160 57 2018 12 14.90684 1.000 C 05 41 44.23 +45 17 33.3 1.011 0.053 ************* -9971.055178 -195.947466 423.953004 104 58 2018 12 14.91052 1.000 C 05 41 40.58 +45 21 13.8 1.011 0.053 ************* -9810.728732 -196.501832 399.303775 104 59 2018 12 14.91421 1.000 C 05 41 37.03 +45 24 53.4 1.011 0.053 ************* -9651.268546 -194.999721 373.595766 104 60 2018 12 14.95610 1.000 C 05 40 56.77 +46 05 51.4 1.011 0.053 ************* -7866.589420 -112.313581 140.477254 203 61 2018 12 14.97623 1.000 C 05 40 36.92 +46 25 18.3 1.011 0.053 ************* -7022.282647 -58.792672 6.855690 203 62 2018 12 14.98662 1.000 C 05 40 26.79 +46 35 12.6 1.011 0.053 ************* -6592.698893 -19.121534 -51.877006 204 63 2018 12 14.98844 1.000 C 05 40 24.99 +46 36 56.8 1.011 0.053 ************* -6517.447223 -12.583096 -63.669366 204 64 2018 12 14.99025 1.000 C 05 40 23.19 +46 38 40.7 1.011 0.054 ************* -6442.328466 -6.072451 -74.995793 204 65 2018 12 14.99219 1.000 C 05 40 21.28 +46 40 31.9 1.011 0.054 ************* -6361.937048 1.280262 -87.123371 204 66 2018 12 14.99341 1.000 C 05 40 20.00 +46 41 43.0 1.011 0.054 ************* -6310.993039 2.486611 -105.412850 203 67 2018 12 14.99414 1.000 C 05 40 19.36 +46 42 22.7 1.011 0.054 ************* -6282.078895 8.914300 -100.119662 204 68 2018 12 15.004607 1.000 C 05 40 10.30 +46 52 31.7 1.011 0.054 ************* -5843.400677 -13.286993 -167.922526 C95 69 2018 12 15.010280 1.000 C 05 40 04.59 +46 57 53.5 1.011 0.054 ************* -5611.454423 9.917282 -204.785758 C95 70 2018 12 15.01034 1.000 C 05 40 02.44 +46 57 52.5 1.011 0.054 ************* -5612.789509 66.181623 -263.990968 K63 71 2018 12 15.01295 1.000 C 05 40 00.02 +47 00 21.8 1.011 0.054 ************* -5504.427738 80.762175 -278.067640 K63 72 2018 12 15.01442 1.000 C 05 39 58.35 +47 01 44.3 1.011 0.054 ************* -5445.253976 85.937476 -287.726827 K63 73 2018 12 15.015951 1.000 C 05 39 58.99 +47 03 15.0 1.011 0.054 ************* -5379.486986 35.605138 -240.257902 C95 74 2018 12 15.01913 1.000 C 05 39 53.80 +47 06 08.5 1.011 0.054 ************* -5254.948440 111.642023 -317.346450 K63 75 2018 12 15.06084 1.000 C 05 39 11.82 +47 44 31.3 1.012 0.054 ************* -3595.482864 437.172186 -530.876507 595 76 2018 12 15.06310 1.000 C 05 39 09.65 +47 46 35.4 1.012 0.054 ************* -3506.232079 452.850268 -541.674898 595 77 2018 12 15.063357 1.000 C 05 39 09.17 +47 46 51.9 1.012 0.054 ************* -3494.923988 451.461413 -562.042654 L01 78 2018 12 15.064138 1.000 C 05 39 08.40 +47 47 34.5 1.012 0.054 ************* -3464.372255 456.794226 -566.002356 L01 79 2018 12 15.065060 1.000 C 05 39 07.54 +47 48 25.3 1.012 0.054 ************* -3427.749204 463.583723 -570.082346 L01 80 2018 12 15.06536 1.000 C 05 39 07.42 +47 48 38.9 1.012 0.054 ************* -3417.609334 468.042987 -552.851047 595 81 2018 12 15.065838 1.000 C 05 39 06.75 +47 49 07.8 1.012 0.054 ************* -3397.266077 468.672369 -573.912486 L01 82 2018 12 15.066762 1.000 C 05 39 05.87 +47 49 58.0 1.012 0.054 ************* -3361.280269 475.374413 -578.639932 L01 83 2018 12 15.06762 1.000 C 05 39 05.22 +47 50 42.5 1.012 0.054 ************* -3328.835313 483.644989 -563.624265 595 84 2018 12 18.22872 1.000 C 04 40 12.15 +74 16 06.1 1.019 0.071 ************* 46369.818856 240.236733 -10514.325407 F H21 85 2018 12 18.23583 1.000 C 04 40 00.23 +74 17 48.1 1.019 0.071 ************* 46378.016795 241.749482 -10573.380179 F H21 } }