V455 And (HS2331+3905)

Information

Link to Araujo-Betancor et al. HS2331+3905 article
Outburst detection (VSNET-alert 9530)

Dear colleagues,

A WZ Sge-type dwarf nova candidate HS2331+3905 is in outburst.

object         YYYYMMDD(UT)   mag      code
HS2331+3905    20070904.77519 14.59V   Mhh.VSOLJ

Time-resolved photometry and spectroscopy are strongly encouraged.

Best regards,
Hiroyuki Mehara
VSNET Collaboration Team

Google Sky Link

KMZ-File to GoogleSky (requires GoogleEarth >4.2)

CCD images

Minimum 2007-08-29

HS2331+3905 at minimum

Rising 2007-09-04

HS2331+3905 rising

At maximum 2007-09-05

HS2331+3905 at maximum

straight to the top

Lightcurve

Lightcurve

Lightcurve

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Individual Lightcurves

Lightcurve 2007-09-04/05

Rising

Lightcurve 2007-09-06/07

At maximum

Lightcurve 2007-09-12/13

Data from 2007-09-12/13

Lightcurve 2007-09-13/14

Data from 2007-09-13/14

Lightcurve 2007-09-15/16

Data from 2007-09-15/16

Lightcurve 2007-09-16/17

Data from 2007-09-16/17

Lightcurve 2007-09-18/19

Data from 2007-09-18/19

Lightcurve 2007-09-19/20

Data from 2007-09-19/20

Lightcurve 2007-09-20/21

Data from 2007-09-20/21

Lightcurve 2007-09-21/22

Data from 2007-09-21/22

Lightcurve 2007-09-22/23

Data from 2007-09-22/23

Lightcurve 2007-09-23/24

Data from 2007-09-23/24

Lightcurve 2007-09-25/26

Data from 2007-09-25/26

Lightcurve 2007-09-30/2007-10-01

Data from 2007-09-30/2007-10-01

Lightcurve 2007-10-04/05

Data from 2007-10-04/05

Lightcurve 2007-10-05/06

Data from 2007-10-05/06

Lightcurve 2007-10-06/07

Data from 2007-10-06/07

straight to the top