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Transient in Hercules = MASTER OT J175924.12+252031.7

weo's picture
weo
Online
Joined: 2010-03-25

The discovery of a bright (mag 12.8 unfiltered) transient in Hercules has been announced by V. Vladimirov et al. in ATel #6059 (http://www.astronomerstelegram.org/?read=6059).

The object has brightened at least 8 magnitudes, and the authors reporta red star as a possible progenitor.

Observations of all kinds are encouraged. Spectroscopy is needed for determining the nature of this object.


Good observing!

Elizabeth Waagen, AAVSO HQ

low resolution spectra
Robin Leadbeater's picture
Robin Leadbeater
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Joined: 2012-10-08

Three low resolution spectra from last night all showing blue continuum with H alpha emission (also reported to CBAT transient object followups page)

 http://quasar.teoth.it/html/spectra/PNVJ17592412+2520317.jpg     (Paolo Berardi)

 http://www.astrosurf.com/buil/nova3/_pnvj17592412+2520317_20140411_009_cbuil.png     (Christian Buil)

 http://www.threehillsobservatory.co.uk/astro/pnvj17592412+2520317_20140411_046_THO.png       (Robin Leadbeater)

 

Cheers

Robin

AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484