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THE ASTRONOMER Electronic Circular No 2324      2007 Apr 10 17.58UT
Ed:Guy M Hurst, 16,Westminster Close, Kempshott Rise,  Basingstoke,
Hants, RG22 4PP,England.Telephone/FAX(01256)471074Int:+441256471074
INTERNET: GUY@TAHQ.DEMON.CO.UK      Backup: gmh@wdcc1.bnsc.rl.ac.uk
WORLD WIDE WEB                         http://www.theastronomer.org
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(1338) DUPONTA
S. Gajdos et. al., Modra Observatory; P. Pravec, Ondrejov Observatory 
and others report on CBET 910 that photometric observations of Mar.6-26 
shows that minor planet (1338) is a binary system with an orbital period 
of 17.57 +/- 0.01 hr.  The primary shows a period of 3.85453 +/- 0.00009 
hr, and it has a lightcurve amplitude of 0.23 mag.

SUPERNOVA 2007ag IN UGC 5392
Discovery by T. Puckett and R. Gagliano of a possible supernova (IAUC 
8822):
SN      2006 UT      R.A.  (2000.0)  Decl.    Mag.     Offset
2007ag  Mar. 07.29  10 01 35.99  +21 36 42.0  18.0    4.0"E, 15.5"N
Type-Ib found near maximum

SUPERNOVA 2007ah IN UGC 2931
Discovery by LOSS of a possible supernova (IAUC 8822):
SN      2006 UT      R.A.  (2000.0)  Decl.    Mag.     Offset
2007ah  Mar. 06.13  04 02 18.50  +25 49 06.8  17.8    0.4"W,  4.9"N
Type-II found just past maximum.

SUPERNOVA 2007ai IN MCG -04-38-4
Discovery by LOSS of a possible supernova (IAUC 8822):
SN      2006 UT      R.A.  (2000.0)  Decl.    Mag.     Offset
2007ai  Mar. 06.53  16 12 53.74  -21 37 48.7  18.0    5.1"E, 24.5"S
Type-Ia, found just before maximum

SUPERNOVA 2007aj IN ANONYMOUS GALAXY
Discovery by LOSS of a possible supernova (IAUC 8822):
SN      2006 UT      R.A.  (2000.0)  Decl.    Mag.     Offset
2007aj  Mar. 03.43  12 47 54.45  +54 00 37.2  16.4   130"W,  47  "S
Type-Ia discoverfed near maximum

SUPERNOVA 2007ak IN UGC 3293
Discovery by LOSS of a possible supernova (IAUC 8822):
SN      2006 UT      R.A.  (2000.0)  Decl.    Mag.     Offset
2007ak  Mar. 10.16  05 20 40.75  +08 48 16.0  18.2   15.1"S
Type-IIn

SUPERNOVA 2007al IN ANONYMOUS GALAXY
Discovery by LOSS of a possible supernova (IAUC 8822):
SN      2006 UT      R.A.  (2000.0)  Decl.    Mag.     Offset
2007al  Mar. 10.28  09 59 18.48  -19 28 25.8  16.6    3.9"W,  2.0"S
Type-Ia, found near maximum

Guy M Hurst