POSSIBLE NOVA IN Sagittarius – XM09AC

at R.A. = 17h33m09s, Decl. = -20o27’00”,(the more accurate coordinate:17 33 09.10 -20 27 07.6)
All images can see from:http://www.xjltp.com/XWASS/XM09AC/XM09AC.htm

C42 Xingming Observatory, Mt. Nanshan.  Observers G.Sun ,X.Gao ,Measurers X.Gao.
regards,
Xing Gao

the picture of discovery

20090223 22:43 UT(limiting mag about 13.5)
20080928 19:43 UT(limiting mag about 14.0)
20081003 17:17 UT(limiting mag about 14.0)
the discovered picture
Historical Pictures
Historical Pictures

Animation

 

followed observed Pictures:

20090224 22:43 UT
20090227 22:43 UT

 

we have another system to capture this field ,the limiting mag is about 16.0.(0.11-m F2.8 camera lens+Canon350D,ISO 800,100-S exposal)

20090302 23:15 UT
20090303 23:08 UT

below is the astrometry from this two FITS files.

TEL 0.11-m F2.8 camera lens+Canon350D + CCD
ACK MPCReport file updated 2009.03.04 14:44:39
AC2 dofur@hotmail.com
NET USNO-A2.0
XM09AC C2009 03 02.96547 17 33 09.10 -20 27 07.6 13.4 V C42
XM09AC C2009 03 03.96619 17 33 09.21 -20 27 07.7 12.8 V C42
—– end —–

DSS POSS2/UKSTU-IR (arcminutes 8)
DSS POSS2/UKSTU-Red (arcminutes 8)

correspond with DSS

 

gcvs search:

vsx search:

SIMBAD search:

 

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