[vsnet-ecl 10691] BF Aur observations by H.Itoh (7/Jan/2025)

"Hiroshi Itoh"pxb02072@nifty.com object YYMMDD(UT) mag code AURBF 20250107.45672 9.175B Ioh.VSOLJ AURBF 20250107.45861 9.192B Ioh.VSOLJ AURBF 20250107.46050 9.185B Ioh.VSOLJ AURBF 20250107.46236 9.204B Ioh.VSOLJ AURBF 20250107.46425 9.210B Ioh.VSOLJ AURBF 20250107.46988 9.234B Ioh.VSOLJ AURBF 20250107.47176 9.241B Ioh.VSOLJ AURBF 20250107.47365 9.236B Ioh.VSOLJ AURBF 20250107.47553 9.249B Ioh.VSOLJ AURBF 20250107.47741 9.271B Ioh.VSOLJ AURBF 20250107.47928 9.282B Ioh.VSOLJ AURBF 20250107.48117 9.263B Ioh.VSOLJ AURBF 20250107.48304 9.298B Ioh.VSOLJ AURBF 20250107.48493 9.303B Ioh.VSOLJ AURBF 20250107.48869 9.318B Ioh.VSOLJ AURBF 20250107.49057 9.327B Ioh.VSOLJ AURBF 20250107.49244 9.325B Ioh.VSOLJ AURBF 20250107.49432 9.346B Ioh.VSOLJ AURBF 20250107.49620 9.362B Ioh.VSOLJ AURBF 20250107.49808 9.367B Ioh.VSOLJ AURBF 20250107.49995 9.374B Ioh.VSOLJ AURBF 20250107.50184 9.370B Ioh.VSOLJ AURBF 20250107.50372 9.400B Ioh.VSOLJ AURBF 20250107.50559 9.394B Ioh.VSOLJ AURBF 20250107.50748 9.411B Ioh.VSOLJ AURBF 20250107.50935 9.402B Ioh.VSOLJ AURBF 20250107.51499 9.458B Ioh.VSOLJ AURBF 20250107.51686 9.450B Ioh.VSOLJ AURBF 20250107.51875 9.466B Ioh.VSOLJ AURBF 20250107.52062 9.471B Ioh.VSOLJ AURBF 20250107.52626 9.501B Ioh.VSOLJ AURBF 20250107.52815 9.518B Ioh.VSOLJ AURBF 20250107.53002 9.517B Ioh.VSOLJ AURBF 20250107.53191 9.527B Ioh.VSOLJ AURBF 20250107.53755 9.566B Ioh.VSOLJ AURBF 20250107.53942 9.564B Ioh.VSOLJ AURBF 20250107.54131 9.557B Ioh.VSOLJ AURBF 20250107.54507 9.583B Ioh.VSOLJ AURBF 20250107.54694 9.582B Ioh.VSOLJ AURBF 20250107.55354 9.560B Ioh.VSOLJ AURBF 20250107.55730 9.578B Ioh.VSOLJ AURBF 20250107.56106 9.586B Ioh.VSOLJ AURBF 20250107.56294 9.568B Ioh.VSOLJ AURBF 20250107.56483 9.571B Ioh.VSOLJ AURBF 20250107.56671 9.566B Ioh.VSOLJ AURBF 20250107.56859 9.556B Ioh.VSOLJ AURBF 20250107.57047 9.567B Ioh.VSOLJ AURBF 20250107.57235 9.561B Ioh.VSOLJ AURBF 20250107.57422 9.535B Ioh.VSOLJ AURBF 20250107.57610 9.526B Ioh.VSOLJ AURBF 20250107.57797 9.529B Ioh.VSOLJ AURBF 20250107.57986 9.527B Ioh.VSOLJ AURBF 20250107.58174 9.515B Ioh.VSOLJ AURBF 20250107.58362 9.498B Ioh.VSOLJ AURBF 20250107.58550 9.481B Ioh.VSOLJ AURBF 20250107.58737 9.481B Ioh.VSOLJ AURBF 20250107.58926 9.472B Ioh.VSOLJ AURBF 20250107.59115 9.470B Ioh.VSOLJ AURBF 20250107.59302 9.451B Ioh.VSOLJ AURBF 20250107.59490 9.450B Ioh.VSOLJ AURBF 20250107.59678 9.425B Ioh.VSOLJ AURBF 20250107.59866 9.415B Ioh.VSOLJ AURBF 20250107.60053 9.415B Ioh.VSOLJ AURBF 20250107.60241 9.393B Ioh.VSOLJ AURBF 20250107.60429 9.381B Ioh.VSOLJ AURBF 20250107.60804 9.366B Ioh.VSOLJ AURBF 20250107.60993 9.364B Ioh.VSOLJ AURBF 20250107.61181 9.344B Ioh.VSOLJ AURBF 20250107.61369 9.349B Ioh.VSOLJ AURBF 20250107.61557 9.339B Ioh.VSOLJ AURBF 20250107.61745 9.341B Ioh.VSOLJ AURBF 20250107.61933 9.320B Ioh.VSOLJ AURBF 20250107.62120 9.319B Ioh.VSOLJ AURBF 20250107.62685 9.295B Ioh.VSOLJ AURBF 20250107.62873 9.278B Ioh.VSOLJ AURBF 20250107.63061 9.268B Ioh.VSOLJ AURBF 20250107.63249 9.243B Ioh.VSOLJ AURBF 20250107.63437 9.241B Ioh.VSOLJ AURBF 20250107.63625 9.230B Ioh.VSOLJ AURBF 20250107.63814 9.227B Ioh.VSOLJ AURBF 20250107.64001 9.228B Ioh.VSOLJ AURBF 20250107.64190 9.222B Ioh.VSOLJ AURBF 20250107.64377 9.196B Ioh.VSOLJ AURBF 20250107.64565 9.190B Ioh.VSOLJ AURBF 20250107.64753 9.173B Ioh.VSOLJ AURBF 20250107.64941 9.178B Ioh.VSOLJ AURBF 20250107.65130 9.172B Ioh.VSOLJ AURBF 20250107.65317 9.164B Ioh.VSOLJ AURBF 20250107.65506 9.152B Ioh.VSOLJ AURBF 20250107.65693 9.151B Ioh.VSOLJ AURBF 20250107.65882 9.138B Ioh.VSOLJ AURBF 20250107.66069 9.131B Ioh.VSOLJ AURBF 20250107.66258 9.134B Ioh.VSOLJ AURBF 20250107.66446 9.126B Ioh.VSOLJ AURBF 20250107.66634 9.121B Ioh.VSOLJ AURBF 20250107.66822 9.107B Ioh.VSOLJ AURBF 20250107.67198 9.091B Ioh.VSOLJ AURBF 20250107.67385 9.105B Ioh.VSOLJ AURBF 20250107.67574 9.087B Ioh.VSOLJ AURBF 20250107.67762 9.089B Ioh.VSOLJ AURBF 20250107.67950 9.074B Ioh.VSOLJ AURBF 20250107.70019 9.018B Ioh.VSOLJ AURBF 20250107.70207 9.014B Ioh.VSOLJ AURBF 20250107.70395 9.000B Ioh.VSOLJ AURBF 20250107.70771 9.026B Ioh.VSOLJ AURBF 20250107.70958 9.006B Ioh.VSOLJ AURBF 20250107.71147 9.000B Ioh.VSOLJ AURBF 20250107.72650 8.950B Ioh.VSOLJ AURBF 20250107.72839 8.948B Ioh.VSOLJ AURBF 20250107.73027 8.940B Ioh.VSOLJ AURBF 20250107.73215 8.952B Ioh.VSOLJ AURBF 20250107.73403 8.939B Ioh.VSOLJ AURBF 20250107.73591 8.937B Ioh.VSOLJ AURBF 20250107.73779 8.959B Ioh.VSOLJ AURBF 20250107.73968 8.896B Ioh.VSOLJ AURBF 20250107.74155 8.946B Ioh.VSOLJ AURBF 20250107.74344 8.933B Ioh.VSOLJ AURBF 20250107.74531 8.935B Ioh.VSOLJ AURBF 20250107.74720 8.931B Ioh.VSOLJ AURBF 20250107.74907 8.945B Ioh.VSOLJ AURBF 20250107.75096 8.917B Ioh.VSOLJ AURBF 20250107.75367 8.945B Ioh.VSOLJ AURBF 20250107.75554 8.948B Ioh.VSOLJ AURBF 20250107.75743 8.903B Ioh.VSOLJ AURBF 20250107.75931 8.910B Ioh.VSOLJ AURBF 20250107.76119 8.910B Ioh.VSOLJ AURBF 20250107.76308 8.893B Ioh.VSOLJ AURBF 20250107.76495 8.927B Ioh.VSOLJ AURBF 20250107.76684 8.944B Ioh.VSOLJ AURBF 20250107.76872 8.903B Ioh.VSOLJ AURBF 20250107.77060 8.911B Ioh.VSOLJ AURBF 20250107.77248 8.908B Ioh.VSOLJ AURBF 20250107.77436 8.908B Ioh.VSOLJ AURBF 20250107.77624 8.913B Ioh.VSOLJ AURBF 20250107.78189 8.913B Ioh.VSOLJ AURBF 20250107.78377 8.885B Ioh.VSOLJ AURBF 20250107.78753 8.900B Ioh.VSOLJ AURBF 20250107.79130 8.881B Ioh.VSOLJ AURBF 20250107.79318 8.856B Ioh.VSOLJ AURBF 20250107.79506 8.927B Ioh.VSOLJ AURBF 20250107.79694 8.883B Ioh.VSOLJ AURBF 20250107.79883 8.883B Ioh.VSOLJ AURBF 20250107.80072 8.907B Ioh.VSOLJ AURBF 20250107.80259 8.903B Ioh.VSOLJ AURBF 20250107.80447 8.880B Ioh.VSOLJ AURBF 20250107.80635 8.881B Ioh.VSOLJ AURBF 20250107.80823 8.927B Ioh.VSOLJ AURBF 20250107.81199 8.882B Ioh.VSOLJ AURBF 20250107.81388 8.889B Ioh.VSOLJ AURBF 20250107.81576 8.871B Ioh.VSOLJ AURBF 20250107.45578 9.131V Ioh.VSOLJ AURBF 20250107.45769 9.133V Ioh.VSOLJ AURBF 20250107.45957 9.148V Ioh.VSOLJ AURBF 20250107.46145 9.160V Ioh.VSOLJ AURBF 20250107.46521 9.169V Ioh.VSOLJ AURBF 20250107.46896 9.187V Ioh.VSOLJ AURBF 20250107.47084 9.188V Ioh.VSOLJ AURBF 20250107.47273 9.205V Ioh.VSOLJ AURBF 20250107.47461 9.205V Ioh.VSOLJ AURBF 20250107.47649 9.216V Ioh.VSOLJ AURBF 20250107.47837 9.226V Ioh.VSOLJ AURBF 20250107.48025 9.236V Ioh.VSOLJ AURBF 20250107.48213 9.241V Ioh.VSOLJ AURBF 20250107.48400 9.260V Ioh.VSOLJ AURBF 20250107.48777 9.274V Ioh.VSOLJ AURBF 20250107.48964 9.280V Ioh.VSOLJ AURBF 20250107.49153 9.290V Ioh.VSOLJ AURBF 20250107.49340 9.295V Ioh.VSOLJ AURBF 20250107.49528 9.307V Ioh.VSOLJ AURBF 20250107.49716 9.314V Ioh.VSOLJ AURBF 20250107.49904 9.330V Ioh.VSOLJ AURBF 20250107.50091 9.346V Ioh.VSOLJ AURBF 20250107.50280 9.344V Ioh.VSOLJ AURBF 20250107.50468 9.367V Ioh.VSOLJ AURBF 20250107.50655 9.367V Ioh.VSOLJ AURBF 20250107.51031 9.387V Ioh.VSOLJ AURBF 20250107.51406 9.406V Ioh.VSOLJ AURBF 20250107.51595 9.406V Ioh.VSOLJ AURBF 20250107.51782 9.417V Ioh.VSOLJ AURBF 20250107.51971 9.431V Ioh.VSOLJ AURBF 20250107.52722 9.459V Ioh.VSOLJ AURBF 20250107.52911 9.462V Ioh.VSOLJ AURBF 20250107.53098 9.464V Ioh.VSOLJ AURBF 20250107.53287 9.475V Ioh.VSOLJ AURBF 20250107.53662 9.499V Ioh.VSOLJ AURBF 20250107.53851 9.504V Ioh.VSOLJ AURBF 20250107.54038 9.507V Ioh.VSOLJ AURBF 20250107.54414 9.520V Ioh.VSOLJ AURBF 20250107.54603 9.516V Ioh.VSOLJ AURBF 20250107.55263 9.535V Ioh.VSOLJ AURBF 20250107.55639 9.559V Ioh.VSOLJ AURBF 20250107.56015 9.545V Ioh.VSOLJ AURBF 20250107.56203 9.541V Ioh.VSOLJ AURBF 20250107.56391 9.539V Ioh.VSOLJ AURBF 20250107.56579 9.519V Ioh.VSOLJ AURBF 20250107.56767 9.532V Ioh.VSOLJ AURBF 20250107.56955 9.535V Ioh.VSOLJ AURBF 20250107.57142 9.516V Ioh.VSOLJ AURBF 20250107.57330 9.511V Ioh.VSOLJ AURBF 20250107.57519 9.504V Ioh.VSOLJ AURBF 20250107.57706 9.489V Ioh.VSOLJ AURBF 20250107.57894 9.482V Ioh.VSOLJ AURBF 20250107.58082 9.482V Ioh.VSOLJ AURBF 20250107.58270 9.474V Ioh.VSOLJ AURBF 20250107.58458 9.468V Ioh.VSOLJ AURBF 20250107.58646 9.443V Ioh.VSOLJ AURBF 20250107.58834 9.449V Ioh.VSOLJ AURBF 20250107.59022 9.430V Ioh.VSOLJ AURBF 20250107.59211 9.429V Ioh.VSOLJ AURBF 20250107.59398 9.405V Ioh.VSOLJ AURBF 20250107.59586 9.405V Ioh.VSOLJ AURBF 20250107.59774 9.388V Ioh.VSOLJ AURBF 20250107.59962 9.390V Ioh.VSOLJ AURBF 20250107.60149 9.371V Ioh.VSOLJ AURBF 20250107.60337 9.364V Ioh.VSOLJ AURBF 20250107.60902 9.338V Ioh.VSOLJ AURBF 20250107.61089 9.333V Ioh.VSOLJ AURBF 20250107.61277 9.317V Ioh.VSOLJ AURBF 20250107.61465 9.301V Ioh.VSOLJ AURBF 20250107.61653 9.296V Ioh.VSOLJ AURBF 20250107.61841 9.292V Ioh.VSOLJ AURBF 20250107.62029 9.275V Ioh.VSOLJ AURBF 20250107.62218 9.277V Ioh.VSOLJ AURBF 20250107.62594 9.250V Ioh.VSOLJ AURBF 20250107.62781 9.251V Ioh.VSOLJ AURBF 20250107.62969 9.230V Ioh.VSOLJ AURBF 20250107.63157 9.219V Ioh.VSOLJ AURBF 20250107.63345 9.204V Ioh.VSOLJ AURBF 20250107.63534 9.211V Ioh.VSOLJ AURBF 20250107.63721 9.198V Ioh.VSOLJ AURBF 20250107.63910 9.192V Ioh.VSOLJ AURBF 20250107.64098 9.179V Ioh.VSOLJ AURBF 20250107.64285 9.180V Ioh.VSOLJ AURBF 20250107.64473 9.179V Ioh.VSOLJ AURBF 20250107.64661 9.160V Ioh.VSOLJ AURBF 20250107.64850 9.160V Ioh.VSOLJ AURBF 20250107.65037 9.138V Ioh.VSOLJ AURBF 20250107.65226 9.141V Ioh.VSOLJ AURBF 20250107.65413 9.134V Ioh.VSOLJ AURBF 20250107.65602 9.135V Ioh.VSOLJ AURBF 20250107.65789 9.120V Ioh.VSOLJ AURBF 20250107.65978 9.118V Ioh.VSOLJ AURBF 20250107.66166 9.103V Ioh.VSOLJ AURBF 20250107.66354 9.092V Ioh.VSOLJ AURBF 20250107.66542 9.079V Ioh.VSOLJ AURBF 20250107.66918 9.071V Ioh.VSOLJ AURBF 20250107.67105 9.057V Ioh.VSOLJ AURBF 20250107.67294 9.050V Ioh.VSOLJ AURBF 20250107.67481 9.049V Ioh.VSOLJ AURBF 20250107.67670 9.025V Ioh.VSOLJ AURBF 20250107.67858 9.048V Ioh.VSOLJ AURBF 20250107.69926 8.985V Ioh.VSOLJ AURBF 20250107.70115 8.998V Ioh.VSOLJ AURBF 20250107.70303 8.990V Ioh.VSOLJ AURBF 20250107.70679 8.972V Ioh.VSOLJ AURBF 20250107.70867 8.962V Ioh.VSOLJ AURBF 20250107.71054 8.964V Ioh.VSOLJ AURBF 20250107.72559 8.899V Ioh.VSOLJ AURBF 20250107.72747 8.924V Ioh.VSOLJ AURBF 20250107.72935 8.925V Ioh.VSOLJ AURBF 20250107.73123 8.904V Ioh.VSOLJ AURBF 20250107.73311 8.913V Ioh.VSOLJ AURBF 20250107.73499 8.913V Ioh.VSOLJ AURBF 20250107.73688 8.925V Ioh.VSOLJ AURBF 20250107.73875 8.898V Ioh.VSOLJ AURBF 20250107.74064 8.900V Ioh.VSOLJ AURBF 20250107.74252 8.919V Ioh.VSOLJ AURBF 20250107.74440 8.909V Ioh.VSOLJ AURBF 20250107.74627 8.908V Ioh.VSOLJ AURBF 20250107.74816 8.894V Ioh.VSOLJ AURBF 20250107.75003 8.904V Ioh.VSOLJ AURBF 20250107.75274 8.882V Ioh.VSOLJ AURBF 20250107.75463 8.933V Ioh.VSOLJ AURBF 20250107.75650 8.901V Ioh.VSOLJ AURBF 20250107.75839 8.892V Ioh.VSOLJ AURBF 20250107.76028 8.882V Ioh.VSOLJ AURBF 20250107.76215 8.908V Ioh.VSOLJ AURBF 20250107.76404 8.837V Ioh.VSOLJ AURBF 20250107.76591 8.885V Ioh.VSOLJ AURBF 20250107.76780 8.879V Ioh.VSOLJ AURBF 20250107.76968 8.896V Ioh.VSOLJ AURBF 20250107.77156 8.861V Ioh.VSOLJ AURBF 20250107.77344 8.881V Ioh.VSOLJ AURBF 20250107.77532 8.874V Ioh.VSOLJ AURBF 20250107.78097 8.857V Ioh.VSOLJ AURBF 20250107.78286 8.881V Ioh.VSOLJ AURBF 20250107.78662 8.881V Ioh.VSOLJ AURBF 20250107.79038 8.886V Ioh.VSOLJ AURBF 20250107.79226 8.902V Ioh.VSOLJ AURBF 20250107.79414 8.847V Ioh.VSOLJ AURBF 20250107.79603 8.863V Ioh.VSOLJ AURBF 20250107.79791 8.862V Ioh.VSOLJ AURBF 20250107.79979 8.870V Ioh.VSOLJ AURBF 20250107.80168 8.883V Ioh.VSOLJ AURBF 20250107.80355 8.846V Ioh.VSOLJ AURBF 20250107.80543 8.862V Ioh.VSOLJ AURBF 20250107.80731 8.852V Ioh.VSOLJ AURBF 20250107.81108 8.867V Ioh.VSOLJ AURBF 20250107.81296 8.832V Ioh.VSOLJ AURBF 20250107.81484 8.835V Ioh.VSOLJ

Comparison: BSM 76.197597 41.234773 V=9.882 B=9.995 (B-V=0.113) Check: BSM 76.291168 41.24147 V=10.387 (B-V=0.079) Observer: H. Itoh (Tokyo, Japan) Instruments:20SC+ATIK383L+ (B,V filter) Temp -12 degree Celsius Exposure: B:90sec,V:60sec Imaging: MaxIm DL Ver.5 binning3*3 Photometry: Muniwin Ver.2.1.36, Standard system VBA Aperture radius B:14.7pixel, V:14.7pixel

minI AURBF 2460683.0588 0.0000 Hel Ioh.VSOLJ n=150 B (calculated by Nagai) minI AURBF 2460683.0601 0.0002 Hel Ioh.VSOLJ n=150 V (calculated by Nagai)

BF Aur JD(hel)=2460683.0588 C=2460683.0475 E=5168 O-C=+0.0113 B BF Aur JD(hel)=2460683.0601 C=2460683.0475 E=5168 O-C=+0.0126 V

min=2452500.950+1.5832232xE (GCVS5.1 24-Nov-2024)

- 07/Jan/2025 BF Aur (By H.Itoh) - 08 + | | + | | ************ 09 + ** ** ****** * * | **** ******* | ****** ****** + *********** | * | 10 + +----+----+----+----+----+----+----+----+----+----+------ 10 11 12 13 14 15 16 17 18 19 20 (UT)