SN 2011dh in Messier
51
2011, August 30 update
Discovered 2011/05/31.89 by Tom Reiland; Thomas Griga; Amedee Riou; and Stephane Lamotte Bailey - CBET 2736 - Type IIb supernova.
Coordinates (2000.0) : R.A.
= 13h30m05s.12, Decl. = +47°10'11".3
01/04/2011
& 06/06/2011 images comparison (E. Sarrazin).
P.
Beraldi image of SN2011dh in Messier 51. Click on the image for enlarge.
Log of observations
# |
Date |
Observer |
Instrument |
Exposure |
Resolution |
Range (A) |
dat files |
Notes |
1 |
9.863 / 06 / 2011 |
E. Sarrazin |
SA100 + SC25cm + Atik314L+ |
600 s |
100 |
3700 - 7900 |
1 |
|
2 |
12.910 / 06 / 2011 |
P. Berardi |
SA100 + C9.25 + SXV-H9 |
60 x 90 s |
200 |
3900 - 9000 |
2 |
|
3 |
13.855 / 06 / 2011 |
C. Buil |
LISA + C11 + Atik314L+ |
13 x 300 s |
780 |
3850 - 7100 |
1 |
|
4 |
16.948 / 06 / 2011 |
F. Teyssier |
LISA + SC25cm + SXV-H9 |
14 x 300 s |
700 |
4200 - 6900 |
1 |
|
5 |
17.290 / 06 / 2011 |
J. Edlin |
LISA + C14 + SBIG ST10 |
9000 s |
600 |
4400 - 7100 |
2 |
|
6 |
18.870 / 06 / 2011 |
E. Sarrazin |
SA100+ SC25cm + Atik314L+ |
1500 s |
150 |
3800 - 7900 |
2 |
|
7 |
19.862 / 06 / 2011 |
C. Buil |
LISA + C11 + Atik314L+ |
11 x 300 s |
780 |
3850 - 7100 |
1 |
|
8 |
21.907 / 06 / 2011 |
P. Berardi |
SA100 + C9.25 + SXV-H9 |
80 x 90 s |
200 |
3900 - 9000 |
2 |
|
9 |
22.896 / 06 / 2011 |
P. Berardi |
LHIRES III (150) + C9.25 + SXV-H9 |
24 x 240 s |
550 |
4200 - 7000 |
2 |
|
10 |
22.420 / 06 / 2011 |
J. Edlin |
LISA + C14 + SBIG ST10 |
8400 s |
700 |
4100 - 7100 |
2 |
|
11 |
23.900 / 06 / 2011 |
F. Teyssier |
LISA + SC25cm + SXV-H9 |
5 x 1200 s |
900 |
4200 - 6900 |
1 |
|
12 |
25.879 / 06 / 2011 |
C. Buil |
LISA + C11 + Atik314L+ |
13 x 300 s |
780 |
3850 - 7100 |
1 |
|
13 |
27.240 / 06 / 2011 |
J. Edlin |
LISA + C14 + SBIG ST10 |
5400 s |
700 |
4350 - 7100 |
2 |
|
14 |
27.946 / 06 / 2011 |
T. Hansen |
SA100 + T20cm + KAF8300 |
3000 s |
120 |
3900 - 8100 |
1 |
|
15 |
29.905 / 06 / 2011 |
F. Teyssier |
LISA + SC25cm + SXV-H9 |
5 x 1200 s |
780 |
4200 - 7400 |
1 |
|
16 |
30.880 / 06 / 2011 |
C. Buil |
LISA + C11 + Atik314L+ |
12 x 600 s |
780 |
3850 - 7100 |
1 |
|
17 |
1.260 / 07 / 2011 |
J. Edlin |
LISA + C14 + SBIG ST10 |
10800 s |
600 |
4110 - 7160 |
2 |
|
18 |
1.875 / 07 / 2011 |
E. Sarrazin |
SA100 + SC25cm + Atik314L+ |
2640 s |
150 |
3900 - 7500 |
2 |
|
19 |
1.910 / 07 / 2011 |
P. Berardi |
SA100 + C9.25 + SXV-H9 |
76 x 90 s |
200 |
3900 - 8900 |
2 |
|
20 |
1.932 / 07 / 2011 |
C. Buil |
LISA + C11 + Atik314L+ |
5 x 600 s |
780 |
3850 - 7100 |
1 |
|
21 |
2.898 / 07 / 2011 |
C. Buil |
LISA + C11 + Atik314L+ |
6 x 600 s |
780 |
3850 - 7100 |
1 |
|
22 |
5.117 / 07 / 2011 |
C. Buil |
LISA + C11 + Atik314L+ |
7 x 600 s |
780 |
3850 - 7100 |
1 |
|
23 |
5.865 / 07 / 2011 |
E. Sarrazin |
SA100 + SC25cm + Atik314L+ |
3480 s |
200 |
4000 - 7100 |
2 |
|
24 |
9.310 / 07 / 2011 |
J. Edlin |
LISA + C14 + SBIG ST10 |
11400 s |
700 |
4420 - 7060 |
2 |
|
25 |
19.270 / 07 / 2011 |
J. Edlin |
LISA + C14 + Atik314L+ |
15 x 300 s |
780 |
4050 - 7100 |
2 |
|
26 |
21.240 / 07 / 2011 |
J. Edlin |
LISA + C14 + Atik314L+ |
22 x 300 s |
780 |
4050 - 7100 |
2 |
|
27 |
27.230 / 07 / 2011 |
J. Edlin |
LISA + C14 + Atik314L+ |
15 x 300 s |
780 |
4000-7100 |
2 |
|
28 |
1.888 / 08 / 2011 |
C. Buil & O. Garde |
LISA + C14 (OHP) + Atik314L+ |
6 x 600 s |
780 |
3850 - 7100 |
1 |
|
29 |
18.870 / 08 / 2011 |
C. Buil & V. Desnoux |
LISA + T60 (0.6-m Pic du Midi) + Atik314L+ |
7 x 600 s |
780 |
3850 - 7100 |
1 |
|
30 |
29.882 / 08 / 2011 |
C. Buil & P. Thierry |
LISA + T94 (0.94-m Saint-Caprais) + Atik314L+ |
9 x 300 s |
780 |
3850 - 7100 |
1 |
Note 1: Date correspond to time of acquisition
start.
Note 2: Date for central exposure time.
Conditions for use of data in publications
Note there is no
a complete validation check prior to adding spectra to this table. Users should verify the
quality of the spectra with the observers concerned.
Use of these data
in research publications is encouraged (with citation or association of observers concerned).
Images and profile plots
|
|
Typical
2D LISA spectrum (C. Buil - 19/06/2011 - 35 microns slit - R = 750). Up, before
sky removal (note sky pollution), down, after sky removal.
Click on the image
for enlarge.
SN2011dh
by Torsten Hansen (27/06/2011). Click on the image for enlarge.
Time evolution.
The spectra are shifter by 0.5 unit along intensity axis for clarity reason.
Light
curve from AAVSO.
AAVSO
V magnitude and spectra identification (F. Teyssier compilation).
Related sites:
C.
Buil supernovae page: http://astrosurf.com/buil/supernovae/2011/obs.htm
E.
Sarrazin page: http://e.sarrazin.free.fr/spectro/sn2011dh.htm