Periodicity of KT Eri
- Analyzed Photometric Data
Analysised photometric data are consit of 7521 points from JD=2455228 to 2455272 which are not only my own observation but also AAVSO's .
- Analysis methods
PDM and DFT Peranso Version 2.31 (C)CBA Belgium Observatory
There seems to be three periods which are 5day(or 2.5day), 0.5day and 0.03day.
(1) 5-day(or 2.5day) Period - Orbital one? -
P1=5.2288 day (or 2.6339day)
(3)Less than 0.05-day Period -temporary QPO
for example in JD=2455214 ,
and JD=2455248 .
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