Supernovae observations by Jean-Yves Beninger

from Singapore

 

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2009

My image

Designation

and type

Host galaxy

and coordinates

Discovery

Supernova

S2009K

type II

 

NGC 1620

Spiral galaxy

Magnitude 13

R.A: 04h36m37.3s

Decl: -00d08m37s

(towards Eridani)

Velocity: 3500 km/s

Redshift: 0.011715

Distance: 150 Mly ?

 

Discovered on 14 January 2009 by CHASE

 

Images

 

 

2006

My image

Designation

and type

Host galaxy

and coordinates

Discovery

Supernova

S2006N

type Ia

(strong Silicone lines at maximum light)

 

MCG+11-8-12

Elliptical galaxy

Magnitude 14.5

R.A: 06h 08m 31.2s

Decl: 64°43'33"

(towards Camelopardis)

Velocity: 4280 km/s

Redshift: 0.014277

Distance: 200 Mly ?

 

Discovered on 21 January 2006 by Mark Armstrong

 

Images

 

2003

My image

Designation

and type

Host galaxy

and coordinates

Discovery
Links

Supernova 2003gs

type Ia

(strong Silicone lines at maximum light)

Click here to see a reference image before SN 2003gs activity

NGC 936

Lenticular galaxy

Magnitude 11

R.A: 02h27m38s.36

Decl: -01°09'35".4

(towards Cetus)

Velocity: 1430 km/s

Redshift: 0.00477

Distance: 75 Mly ?

 

Discovered on 29 July 2003 by Robert Evans

Images

Supernova 2003hl

type II

Click here to see a reference image before SN 2003hl activity

NGC 772

Spiral galaxy

Magnitude 11

R.A: 01h59m21s.28

Decl: +19°00'14".5

(towards Aries)

Velocity: 2472 km/s

Redshift: 0.008246

Distance: 130 Mly ?

 

Discovered on 20 August 2003 by LOTOSS

Images

Nova

M33 2003

Extra galactic Nova

Click here to see a reference image before Nova M33 2003 activity

M33

Spiral galaxy

Magnitude 6.2

R.A: 01h33m51s.16

Decl: +30°39'50".2

(towards Triangulum)

Velocity: -179 km/s

Redshift: -0.000197

Distance: 3 Mly ?

 

Discovered on 9 September 2003 by LOTOSS

 

LX200GPS 12", ST8

5 images of 20 seconds, bin 3x3

dark substracted, no flat

Supernova 2003id

type Ic

(no Helium lines and no Silicone lines at maximum light)

Click here to see a reference image before SN 2003id activity

NGC 895

Spiral galaxy

Magnitude 11.88

R.A: 02h21m35s.70

Decl: -05°31'51".0

(towards Cetus)

Velocity: 2288 km/s

Redshift: 0.007632

Distance: 120 Mly ?

Discovered on 16 September 2003 by LOTOSS Images

LX200GPS 12", ST8

3 images of 30 seconds, bin 2x2

dark substracted, no flat

Supernova 2003hv

type Ia

(strong Silicone lines at maximum light)

Click here to see a reference image before SN 2003hv activity

NGC 1201

Lenticular galaxy

Magnitude 11.77

R.A: 03h04m09s.32

Decl: -26°05'07".5

(towards Fornax)

Velocity: 1671 km/s

Redshift: 0.005574

Distance: 90 Mly ?

Discovered on 1 September 2003 by LOTOSS Images

LX200GPS 12", ST8

30x30 seconds, bin 2x2

dark substracted, no flat

Supernova 2003gu

type IIb

Click here to see a reference image before SN 2003gu activity

UGC 12331

Spiral galaxy

Magnitude 15.3

RA: 23h 02m 59.1s

Dec: +34°43'38"

(towards Pegasus)

Velocity: 5794 km/s

Redshift: 0.019327

Distance: 300 Mly ?

 

Discovered on 3 August 2003 by Mark Armstrong

Images