WD2229-311'
Basic Info

    2MASS 22285815-3105536
    RA/DE = 22:28:58.1 -31:05:54
    Rowell & Hambly V = 15.4, J = 15.748 (69), K = 15.779 (230), Vc2a=16.202, Bsc=15.583, R2sc=15.435, Isc=15.419 

Observation Summary



YYYYMMDD  JD start - JD end   Len[hr]  Band  Observer     RMS10     Sine Amplitude & Period 

20110907  5811.966 - 5812.281  7.6 hrs  C    Tan         11.0 mmag, smooth
20110906  5810.965 - 5811.284  7.7 hrs  C    Tan         10.2 mmag, smooth  
20110906  5810.981 - 5811.069  2.1 hrs  C    Curtis      11.8 mmag, short 
20110905  5809.965 - 5810.287  7.7 hrs  C    Tan          9.2 mmag, 3.0 ± 2.1 mmag, 2.1 hrs (spurious low) 
20110906  5811.087 - 5811.248  3.8 hrs  C    Fukui/Trist. 3.8 mmag, smooth 
20110905  5810.080 - 5810.251  4.1 hrs  C    Fukui/Trist. 3.3 mmag, smooth 
20110904  5809.090 - 5809.250  3.9 hrs  C    Fukui/Trist. 3.4 mmag, smooth 
20110904  5808.904 - 5809.325 10.0 hrs  C    Curtis       9.3 mmag, 2.0 ± 1.6 mmag, 3.0 hrs (spurious low)   

Light Curves 


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 raw spo 

Just a "spurious low" variation; not real.


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  raw  spo  

Sinusoid fit is in "spurious low" region. 

Finder Images



Aladin image.
   
WebMaster: B. Gary.  This site opened:  2011.09.03.  Last Update:  2011.09.07