SUPERNOVAE 2004fa AND 2004fb

SN 2004fa

20040813                                            20040901

SN 2004fb

20040901                                        20041007

Circular No. 8420
Central Bureau for Astronomical Telegrams
INTERNATIONAL ASTRONOMICAL UNION
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SUPERNOVAE 2004fa AND 2004fb

Further to IAUC 8407, Y.-t. Chen et al. (plus W. Hsiao) report the discovery of two apparent supernovae on unfiltered CCD images taken with the 1-m Lulin Observatory telescope. 

SN        2004  UT        R.A.   (2000.0)   Decl     Mag.   Offset                    
2004fa  Sept.  5.672  20 22 35.00  -29 49 20.7  16.8    0".2 W, 4".3 N
2004fb  Oct.   7.698  20 15 25.63  -37 30 34.6  18.3    1".7 E, 7".1 N  

Additional approximate magnitudes: SN 2004fa in MCG -05-48-5 = PGC 64555, Aug. 13.591 UT, [19.3; 30.65, 19.1; Sept. 1.536, 18.1; 2.608, 17.8. SN 2004fb in ESO 340-G7, Sept. 1.699, [19.0; Oct. 9.675, 18.5; 10.694, 18.5.