EE Cep at mid-eclipse and symbiotic Z And

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Tim Lester
Posts: 168
Joined: Fri Apr 04, 2014 6:31 pm
Location: Arnprior Ontario

EE Cep at mid-eclipse and symbiotic Z And

Post by Tim Lester »

Here is a spectra of EE Cep very close to mid eclipse. It should be interesting to see the changes as it comes out of eclipse.

Image

Also a shot of the symbiotic Z And. ISIS reports 1834 as the resolution.

Image

Tim
Miguel Rodriguez
Posts: 36
Joined: Sat May 31, 2014 4:52 pm
Location: Madrid, Spain

Re: EE Cep at mid-eclipse and symbiotic Z And

Post by Miguel Rodriguez »

I'm trying EE Cep too. My spectra are not as good, they are noisier (at the moment I cannot achieve long exposure times for this star because I am only able to shoot at it it very late, near to dusk), but there is a coincidence in shape and H-alpha emission.
David Boyd
Posts: 163
Joined: Wed Dec 11, 2013 5:50 pm

Re: EE Cep at mid-eclipse and symbiotic Z And

Post by David Boyd »

I have been following the changes in the spectrum of EE Cep as it passed into eclipse. During July its magnitude fell slowly from V=10.82 to 10.85 and there was little change in the spectrum. During August the changes have been more rapid. Its magnitude dropped from V=10.96 on August 6 to 11.47 on August 23 and the flux level reduced across the spectrum. On August 25 the magnitude was V=11.50 and the flux was only slightly lower at the red end. Equipment used was C11 + LISA + SXVR-H694.

David
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EE Cep flux calibrated spectra.png
EE Cep flux calibrated spectra.png (21.39 KiB) Viewed 3885 times
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