TITLE:   GCN CIRCULAR
NUMBER:  12918
SUBJECT: GRB 111228A, the review of the sky area in plate archives
DATE:    12/02/08 09:52:41 GMT
FROM:    Valentyna Golovnya at Main Astro Obs,Kyiv  <golov_v@ukr.ne>

V.V.Golovnya (Main Astro Obs, Kyiv)
report: 
We have undertaken the review of the sky area in vicinity of 
GRB 111228À (M.R. Goad et al. GCN Circ.12747) on 
astronegatives, collected in Ukrainian NAS Main astronomical 
observatory plate archive (1976-1996). All the plates with 
the possible object appearance are digitized using Microtek 
ScanMaker 9800XL TMA and Epson Expression 10000XL flatbed 
scanners and have been placed into Golosiiv Plate Archive 
database DBGPA with open access to them.
 	The list of plates is given in the table:
YYYYMMDD/TimeUT	--Plates--	Exp.	LimMag	Star USNOA2 
19900323/192716	GUA040C003372	14.5	15.05	1050-06177767
19920228/213449	GUA040C001967A	20.0	15.60	1050-06179692
19921201/032302	GUA040C002052A	18.0	15.05	1050-06177767
19921218/022500	GUA040C002075A	21.0	15.05	1050-06177767
19930211/220606	GUA040C002118	22.0	15.60	1050-06179692
19930314/204336	GUA040C002155	20.0	15.60	1050-06179692
Plates: –the plates archive identifier of DWA (D/F=400/2000, 
GUA040C M=103"/mm) of the Ukrainian NAS Main Astro obs.
        (Marsden's number - 83) the plate number [1].
Exp.   - Duration of the maximum exposure (minutes). 
LimMag - Limited V mag, derived in the 23 minutes area around 
       the location given in M.R. Goad et al. GCN Circ. 12747: 
       RA(J2000) = 10h 00m 16.08s, Dec(J2000) = +18d 17'52.1"
Star USNOA2 - Comparison star.
  The preview images of 6 areas together with  
the 23x23 min.of arc area from SkyMap can be found in  
http://gua.db.ukr-vo.org/img/grb/111228A/index.html
The images with full resolution are available via e-mail on 
demand.
References: 
1.L.Pakuliak DATABASE of GOLOSIIV PLATE ARCHIVE (DBGPA V2.0),
http://gua.db.ukr-vo.org