[vsnet-alert 18513] Symbiotic star H2-34 possibly in an active state

Berto Monard bmonard at mweb.co.za
Fri Apr 3 04:19:16 JST 2015


Symbiotic star H2-34 might have reached an eruptive state as shown by recent
observations done at the Kleinkaroo Observatory, Western Cape, South Africa

JD / CCD-V

2456846.25	18.30
2457081.60	16.41
2457100.60	16.35
2457104.50	16.46
2457110.55	16.41

No V observations of H2-34 were conducted at the KKO between JD 2456386.5 and
2457081.6 except the one tabled.

It is not certain exactly when the active state may have started but a sudden
brightening of H2-34 occurred in the Ic band on date JD 2456969.3 .
Earlier observations between 2004 and 2013 (period JD 2453308.2 - 2456386.5)
showed H2-34 fainter than 18.0 V. 



Berto Monard
Kleinkaroo Observatory


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