[vsnet-ecl 5482] DU Leo observations by H.Itoh (18/Jan/2015)

K.Nagai pxs10547 at nifty.ne.jp
Wed Feb 4 05:22:22 JST 2015


object         YYMMDD(UT)         mag    code
LEODU        20150118.51010     9.51V  Ioh.VSOLJ
LEODU        20150118.51066     9.45V  Ioh.VSOLJ
LEODU        20150118.51122     9.55V  Ioh.VSOLJ
LEODU        20150118.51451     9.51V  Ioh.VSOLJ
LEODU        20150118.51506     9.54V  Ioh.VSOLJ
LEODU        20150118.51561     9.52V  Ioh.VSOLJ
LEODU        20150118.51617     9.53V  Ioh.VSOLJ
LEODU        20150118.51671     9.55V  Ioh.VSOLJ
LEODU        20150118.51727     9.53V  Ioh.VSOLJ
LEODU        20150118.51782     9.56V  Ioh.VSOLJ
LEODU        20150118.52002     9.53V  Ioh.VSOLJ
LEODU        20150118.53488     9.72V  Ioh.VSOLJ
LEODU        20150118.53543     9.78V  Ioh.VSOLJ
LEODU        20150118.53598     9.77V  Ioh.VSOLJ
LEODU        20150118.53653     9.77V  Ioh.VSOLJ
LEODU        20150118.53708     9.76V  Ioh.VSOLJ
LEODU        20150118.53873     9.89V  Ioh.VSOLJ
LEODU        20150118.53928     9.76V  Ioh.VSOLJ
LEODU        20150118.55139     9.86V  Ioh.VSOLJ
LEODU        20150118.55194    10.00V  Ioh.VSOLJ
LEODU        20150118.55249    10.00V  Ioh.VSOLJ
LEODU        20150118.55359    10.04V  Ioh.VSOLJ
LEODU        20150118.55414     9.89V  Ioh.VSOLJ
LEODU        20150118.55470     9.94V  Ioh.VSOLJ
LEODU        20150118.55524     9.93V  Ioh.VSOLJ
LEODU        20150118.55634     9.98V  Ioh.VSOLJ
LEODU        20150118.55690    10.00V  Ioh.VSOLJ
LEODU        20150118.55744     9.99V  Ioh.VSOLJ
LEODU        20150118.55800     9.93V  Ioh.VSOLJ
LEODU        20150118.56075     9.95V  Ioh.VSOLJ
LEODU        20150118.56130     9.94V  Ioh.VSOLJ
LEODU        20150118.56295     9.89V  Ioh.VSOLJ
LEODU        20150118.56405     9.88V  Ioh.VSOLJ
LEODU        20150118.56571     9.96V  Ioh.VSOLJ
LEODU        20150118.56900     9.82V  Ioh.VSOLJ
LEODU        20150118.57066     9.84V  Ioh.VSOLJ
LEODU        20150118.57120     9.86V  Ioh.VSOLJ
LEODU        20150118.57176     9.90V  Ioh.VSOLJ
LEODU        20150118.57230     9.89V  Ioh.VSOLJ
LEODU        20150118.57286     9.75V  Ioh.VSOLJ
LEODU        20150118.57340     9.83V  Ioh.VSOLJ
LEODU        20150118.57396     9.84V  Ioh.VSOLJ
LEODU        20150118.57450     9.81V  Ioh.VSOLJ
LEODU        20150118.57506     9.79V  Ioh.VSOLJ
LEODU        20150118.57560     9.78V  Ioh.VSOLJ
LEODU        20150118.57616     9.81V  Ioh.VSOLJ
LEODU        20150118.57671     9.75V  Ioh.VSOLJ
LEODU        20150118.57726     9.75V  Ioh.VSOLJ
LEODU        20150118.57781     9.75V  Ioh.VSOLJ
LEODU        20150118.57836     9.78V  Ioh.VSOLJ
LEODU        20150118.57891     9.75V  Ioh.VSOLJ
LEODU        20150118.57946     9.73V  Ioh.VSOLJ
LEODU        20150118.58001     9.72V  Ioh.VSOLJ
LEODU        20150118.58057     9.74V  Ioh.VSOLJ
LEODU        20150118.58111     9.73V  Ioh.VSOLJ
LEODU        20150118.58167     9.68V  Ioh.VSOLJ
LEODU        20150118.58221     9.73V  Ioh.VSOLJ
LEODU        20150118.58277     9.73V  Ioh.VSOLJ
LEODU        20150118.58332     9.72V  Ioh.VSOLJ
LEODU        20150118.58387     9.70V  Ioh.VSOLJ
LEODU        20150118.58442     9.71V  Ioh.VSOLJ
LEODU        20150118.58497     9.70V  Ioh.VSOLJ
LEODU        20150118.58552     9.69V  Ioh.VSOLJ
LEODU        20150118.58606     9.69V  Ioh.VSOLJ
LEODU        20150118.58662     9.64V  Ioh.VSOLJ
LEODU        20150118.58718     9.63V  Ioh.VSOLJ
LEODU        20150118.58772     9.67V  Ioh.VSOLJ
LEODU        20150118.58828     9.66V  Ioh.VSOLJ
LEODU        20150118.58882     9.63V  Ioh.VSOLJ
LEODU        20150118.58938     9.63V  Ioh.VSOLJ
LEODU        20150118.58992     9.65V  Ioh.VSOLJ
LEODU        20150118.59047     9.61V  Ioh.VSOLJ
LEODU        20150118.59102     9.66V  Ioh.VSOLJ
LEODU        20150118.59157     9.64V  Ioh.VSOLJ
LEODU        20150118.59213     9.62V  Ioh.VSOLJ
LEODU        20150118.59267     9.63V  Ioh.VSOLJ
LEODU        20150118.59323     9.64V  Ioh.VSOLJ
LEODU        20150118.59377     9.63V  Ioh.VSOLJ
LEODU        20150118.59433     9.62V  Ioh.VSOLJ
LEODU        20150118.59487     9.61V  Ioh.VSOLJ
LEODU        20150118.59543     9.54V  Ioh.VSOLJ
LEODU        20150118.59598     9.67V  Ioh.VSOLJ
LEODU        20150118.59653     9.57V  Ioh.VSOLJ
LEODU        20150118.59708     9.53V  Ioh.VSOLJ
LEODU        20150118.59763     9.60V  Ioh.VSOLJ
LEODU        20150118.59818     9.59V  Ioh.VSOLJ
LEODU        20150118.59873     9.56V  Ioh.VSOLJ
LEODU        20150118.59928     9.55V  Ioh.VSOLJ
LEODU        20150118.59983     9.56V  Ioh.VSOLJ
LEODU        20150118.60038     9.56V  Ioh.VSOLJ
LEODU        20150118.60094     9.53V  Ioh.VSOLJ
LEODU        20150118.60148     9.51V  Ioh.VSOLJ
LEODU        20150118.60204     9.49V  Ioh.VSOLJ
LEODU        20150118.60258     9.53V  Ioh.VSOLJ
LEODU        20150118.60314     9.48V  Ioh.VSOLJ
LEODU        20150118.60368     9.51V  Ioh.VSOLJ
LEODU        20150118.60424     9.51V  Ioh.VSOLJ
LEODU        20150118.60479     9.53V  Ioh.VSOLJ
LEODU        20150118.60534     9.46V  Ioh.VSOLJ
LEODU        20150118.60589     9.47V  Ioh.VSOLJ
LEODU        20150118.60644     9.49V  Ioh.VSOLJ
LEODU        20150118.60699     9.47V  Ioh.VSOLJ
LEODU        20150118.60753     9.47V  Ioh.VSOLJ
LEODU        20150118.60809     9.50V  Ioh.VSOLJ
LEODU        20150118.60863     9.50V  Ioh.VSOLJ
LEODU        20150118.60919     9.46V  Ioh.VSOLJ
LEODU        20150118.60973     9.46V  Ioh.VSOLJ
LEODU        20150118.61029     9.43V  Ioh.VSOLJ
LEODU        20150118.61083     9.45V  Ioh.VSOLJ
LEODU        20150118.61139     9.42V  Ioh.VSOLJ
LEODU        20150118.61193     9.45V  Ioh.VSOLJ
LEODU        20150118.61249     9.42V  Ioh.VSOLJ
LEODU        20150118.61304     9.44V  Ioh.VSOLJ
LEODU        20150118.61359     9.42V  Ioh.VSOLJ
LEODU        20150118.61414     9.43V  Ioh.VSOLJ
LEODU        20150118.61469     9.46V  Ioh.VSOLJ
LEODU        20150118.61524     9.41V  Ioh.VSOLJ
LEODU        20150118.61579     9.42V  Ioh.VSOLJ
LEODU        20150118.61634     9.41V  Ioh.VSOLJ
LEODU        20150118.61689     9.41V  Ioh.VSOLJ
LEODU        20150118.61744     9.40V  Ioh.VSOLJ
LEODU        20150118.61744     9.40V  Ioh.VSOLJ

observer: H. Itoh (Tokyo, Japan)
instruments: 6R + DSI-II + V filter, 45sec. exp.
photmetry software: FitsPhot 5.03, 5aperture
comp. star Tycho-2 1963-1374-1 V=10.027 (B-V=0.382)
check star Tycho-2 1963-1353-1 V=9.289  (B-V=1.387)
photometry error : 0.03

minI LEODU 2457041.064 0.000 Hel Ioh.VSOLJ n=122 V (calculated by Nagai)

DU Leo HJD=2457041.064 C=2457041.749 E=6326 O-C=-0.685

min=2448348.658+1.37418454xE (IBVS 3999)


             - 18/Jan/2015 DU Leo (By H.Itoh) -
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