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GCN Circular 7809

Subject

GRB 080430: optical observations

Date

2008-06-04T15:58:14Z (16 years ago)

From

Graziella Pizzichini at IASF/CNR,Bologna <pizzichini@iasfbo.inaf.it>

F. Terra (Second University of Roma "Tor Vergata"),  F. Munz (INAF/IASF
     Bologna) G. Greco, C. Bartolini, A. Guarnieri,A. Piccioni (Bologna
     University), D. Nanni (INAF/OAR and Second University of Rome "Tor
     Vergata"), G. Pizzichini(INAF/IASF Bologna), S. Galleti and S. Bernabei
     (Bologna Observatory) report:

    During the night between 08/04/30 and 08/05/01 we observed the OT of
    GRB080430 (Guidorzi et al., GCN 7647Not found
 
 
, Klotz, Boer & Atteia, GCN 7646Not found
 
 
)
    with the 1.52  cm telescope of the Bologna Observatory in Loiano in good
    weather conditons, airmass  between 1 and 1.6, seeing less than 4".
    We obtained a total of 14 frames in Rc, V, B and I.
    Rc magnitudes went from 19.47 +- 0.11 at 2454587.40325 UT to 20.53 +- 0.10
    at 2454587.54819 UT.
    Rc calibration was obtained from the NOMAD catalog.

     Our  images have been posted in our public directory
     from where they can be retrieved by sftp using
     hostname: ermione.bo.astro.it
     username: publicGRB
     password: GRB_bo
     directory: /home/publicGRB/GRB080430/