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23 V471 Tau HERO 17.11.2011 18:24-20:31 UT B chart 221 AO Kolonica Pavol A. DubovskyVNT RL 1000/9000CCD+B; exp 30s, clouds
VNT 1000/9000 + FLI PL1001E in Cassegrain focus + DPV
Comp: TYC1252-00770-1, V=9.43, B-V=1.19
JD geocentric, V-C magnitudes info vložit do fázové křivky vertikální posun mag
2011-11-17 22 V471 Tau HERO 27.10.2011 22:52-23:39 UT B chart 1317 AO Kolonica Pavol A. DubovskyVNT photometerInstrument: VNT 1000/9000; two channel photoelectric photometer
2. channel - var = V471 Tau
1. channel - comp = HD 26040 V=7.50, B=8.14 (Hipparcos)
autoguiding on pointer telescope
Diafragma No: 4 (45")
Star/Sky aperture= 1.3, 1.3
calibration on comparison star
ka=0.55
Exp: 2s
Filter: B
Serie: 10xK, 120xB, 3xBsky,
JD geocentric; differencial magnitudes untransformed info vložit do fázové křivky vertikální posun mag
2011-11-19 21 V471 Tau HERO 26.10.2011 21:54-0:5 UT B chart 6898 AO Kolonica Pavol A. DubovskyVNT photometerInstrument: VNT 1000/9000; two channel photoelectric photometer
2. channel - var = V471 Tau
1. channel - comp = HD 26040 V=7.50, B=8.14 (Hipparcos)
autoguiding on pointer telescope
Diafragma No: 4 (45")
Star/Sky aperture= 1.3, 1.3
calibration on comparison star
ka=0.50
Exp: 1s
Filter: B
Serie: 10xK, 120xB, 3xBsky,
JD geocentric; differencial magnitudes untransformed info vložit do fázové křivky vertikální posun mag
2011-11-19 20 V471 Tau HERO 21.9.2011 22:55-2:49 UT B chart 505 AO Kolonica Pavol A. DubovskyVNT RL 1000/9000CCD+B; exp 30s, 10s during the ingres and egres of the eclipse
VNT 1000/9000 + FLI PL1001E in Cassegrain focus + DPV
Comp: TYC1252-00770-1, V=9.43, B-V=1.19
JD geocentric, V-C magnitudes info vložit do fázové křivky vertikální posun mag
2011-09-22 19 V471 Tau HERO 2.3.2011 17:11-19:17 UT B chart 601 AO Kolonica Pavol A. DubovskyVNT RL 1000/9000CCD+B; exp 10s
VNT 1000/9000 + FLI PL1001E in Cassegrain focus + DPV
Comp: TYC1252-00770-1, V=9.43, B-V=1.19
JD geocentric, V-C magnitudes info vložit do fázové křivky vertikální posun mag
2011-03-04 18 V471 Tau HERO 13.10.2010 1:16-3:32 UT B chart 676 AO Kolonica Pavol A. DubovskyVNT RL 1000/9000CCD+B; exp 10s
VNT 1000/9000 + FLI PL1001E in Cassegrain focus + DPV
Comp: TYC1252-00770-1, V=9.43, B-V=1.19
JD geocentric, V-C magnitudes info vložit do fázové křivky vertikální posun mag
2010-10-20 17 V 471 Tau HERO 31.10.2009 21:19-0:30 UT B chart 614 AO Kolonica Pavol A. DubovskyPointer RL 300/2400CCD+B; exp 10s, out of eclipse 30s
Pointer 300/2400 + FLI PL1001E + DPV
Comp: HD 24040, V=7.50, B-V=0.65
JD geocentric, V-C magnitudes info vložit do fázové křivky vertikální posun mag
2009-11-03 16 V 471 Tau HERO 26.9.2009 0:17-3:32 UT B chart 980 AO Kolonica Pavol A. DubovskyVNT RL 1000/9000CCD+B; exp 10s
VNT 1000/9000 + FLI PL1001E in Cassegrain focus + DPV
Comp: TYC1252-00770-1, V=9.43, B-V=1.19
JD geocentric, V-C magnitudes info vložit do fázové křivky vertikální posun mag
2009-09-29 15 V 471 Tau HERO 1.9.2009 0:21-1:44 UT B chart 401 AO Kolonica Pavol A. DubovskyVNT RL 1000/9000CCD+B; exp 10s
VNT 1000/9000 + FLI PL1001E in Cassegrain focus + DPV
Comp: TYC1252-00770-1, V=9.43, B-V=1.19
JD geocentric, V-C magnitudes info vložit do fázové křivky vertikální posun mag
2009-09-05 14 V 471 Tau HERO 20.8.2009 0:0-2:34 UT B chart 783 AO Kolonica Pavol A. DubovskyVNT RL 1000/9000CCD+B; exp 10s
VNT 1000/9000 + FLI PL1001E in Cassegrain focus + DPV
Comp: TYC1252-00770-1, V=9.43, B-V=1.19
JD geocentric, V-C magnitudes info vložit do fázové křivky vertikální posun mag
2009-09-03 13 V 471 Tau HERO 29.11.2007 21:47-0:21 UT B chart 277 AO Kolonica Pavol A. DubovskýPointer RL 300/2400CCD+B; exp 30s
Pointer 300/2400mm + SBIG ST9-XE + DPV
info vložit do fázové křivky vertikální posun mag
2008-01-21
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