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 CCD Images - Session 510 (2012-04-17)

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Objects Session Notes
Bullet M95 - Spiral Galaxy with supernova 2012aw
Bullet IC 1133 - Spiral Galaxy with SN 2012bn
Bullet IC 2497 - Spiral Galaxy  (attempted imaging of Hanny's Voorwerp)
Bullet M101 - spiral galaxy with supernova 2011fe
   
Bullet Variable Stars
Bullet Photometric Monitoring - Variables
- FS Aur, U Gem, RZ LMi, DY Per, GK Per, RR Tau, ER UMa

(CZ Ori attempt - failed to find star(s) )
Bullet Astrometric Monitoring - Nearby Stars
- none
- Evening session (2.0 hrs duration). 
- Session operated under semi-automated control, with remote monitoring from indoors computer.  
- Ambient Temperature: +4.5 deg C (minimum) 
- CCD operation -30 degC (at 85% average cooling).  
- main objectives of the session were to acquire images of selected project stars for ongoing photometric and astrometric analysis. 
-

M95 - Spiral Galaxy with supernova 2012aw

M95 with SN 2012aw (Leo)

SN 2012aw (Type IIP) was discovered 
2012/03/16.8493 by Paolo Fagotti (Italian Supernovae Search Project); Jure Skvarc
Magnitude at discovery +17.0
(Rochester Supernova site | Discovery Image | Reference Image)

Estimated mag of SN is +13.2
Image 
CCD Image (50% size, linear scale)
5 x 90s sec exposure (average combine), 3x3 binning, C Filter
2012-04-27 21:41 h UT (#510044-48)
12" LX200R  (at f/9.7) + ST-10XME
 
M95 with SN 2012aw - earlier image (2012-04-04)
Image 
CCD Image (50% size, linear scale)
5 x 90s sec exposure (average combine), 3x3 binning, C Filter
2012-04-04 21:33 h UT (#509095-99)
12" LX200R  (at f/9.7) + ST-10XME
 
M95 with SN 2012aw - earlier image (2012-03-26)
Image 
CCD Image (50% size, linear scale)
3 x 90s sec exposure (average combine), 3x3 binning, C Filter
2012-03-26 22:16 h UT (#507054-58)
12" LX200R  (at f/9.7) + ST-10XME
 
M95 with SN 2012aw - earlier image (2012-03-21)
SN Est Mag +13.4
Image 
CCD Image (50% size, linear scale)
  x 90s sec exposure (average combine), 3x3 binning, C Filter
2012-03-21 22:45 h UT (#506151-54)
12" LX200R  (at f/9.7) + ST-10XME
 
M95 - earlier image (pre-Supernova)
Image 
CCD Image (50% size, linear scale)
8 x 90s sec exposure (average combine), 3x3 binning, C Filter
2011-01-30 00:54 h UT (#451353-59)
12" LX200R  (at f/9.7) + ST-10XME

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IC 1133 - Spiral Galaxy with SN 2012bn

IC 1133 with supernova 2012bn  (Serpens Caput)
SN 2012bn (Type II) was discovered 
2012/03/27.455 by Tim Puckett and Jack Newton
Magnitude at discovery +17 to +18
(Rochester Supernova site | Discovery Image )
Image 
Annotated CCD Image (cropped)
5 x 90s sec exposure (average combine), 3x3 binning, C Filter
2012-04-17 21:52 h UT (#510051-55)
12" LX200R  (at f/9.7) + ST-10XME

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IC 2497 - Spiral Galaxy (attempted imaging of Hanny's Voorwerp)

IC 2497 (Leo Minor)

Hanny's Voorwerp - a mag +18 patch of emission just south of IC 2497, discovered 
only recently (2007) by Dutch Schoolteacher Hanny van Arkel as part of 
the Galaxy Zoo project,  is barely visible in this image.
Image
CCD Image (120% size, cropped)
3 x 120 sec exposure (average combine), 3x3 binning, C Filter 
2012-04-17 22:13 h UT  (#510066-70)
12" LX200R  (at f/9.7) + ST-10XME

  

IC 2497 - earlier image (2012-03-27)
Image
CCD Image (120% size, cropped)
7 x 120 sec exposure (average combine), 3x3 binning, C Filter 
2012-03-27 22:02 h UT  (#508029-35)
12" LX200R  (at f/9.7) + ST-10XME

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M101 - spiral galaxy with supernova 2011fe

M101 with supernova 2011fe  (Ursa Major)
SN 2011fe (= PTF11kly) (Type Ia) was discovered 
2011/08/24.00 by Palomar Transient Factory
Magnitude at discovery +17.2
(Rochester Supernova site | Discovery Image )

 SN 2011fe is reported as being the 
nearest Type 1a supernova 
seen in decades
Images of M101 with supernova 2011fe
Image New Image (+238d)
2012-04-28
238 days after SN discovery
SN Est. Mag 
+15.3

Annotated CCD Image 
(58% size, cropped)
10 x 60 sec exposure (average combine), 
3x3 binning, C Filter 
2012-04-17 22:41 h UT  (#510084-93)
12" LX200R  (at f/9.7) + ST-10XME

 
Images of M101 with supernova 2011fe
Image Earlier Image (+216d)
2012-03-26
216 days after SN discovery
SN Est. Mag 
+15.0

Annotated CCD Image 
(58% size, cropped)
11 x 60 sec exposure (average combine), 
3x3 binning, C Filter 
2012-03-26 22:42 h UT  (#507066-74)
12" LX200R  (at f/9.7) + ST-10XME

 
Image Earlier Image (+164d)
2012-02-03
164 days after SN discovery
SN Est. Mag 
+14.1

Annotated CCD Image 
(58% size, cropped)
8 x 60 sec exposure (average combine), 
3x3 binning, C Filter 
2012-02-03 22:55 h UT  (#500113-20)
12" LX200R  (at f/9.7) + ST-10XME

 
Image Earlier Image (+157d)
2012-01-28
157 days after SN discovery
SN Est. Mag 
+14.0

Annotated CCD Image 
(58% size, cropped)
7 x 60 sec exposure (average combine), 
3x3 binning, C Filter 
2012-01-28 00:28 h UT  (#499122-31)
12" LX200R  (at f/9.7) + ST-10XME

 
Image Earlier Image (+146d)
2012-01-16
146 days after SN discovery
SN Est. Mag 
+13.8

Annotated CCD Image 
(58% size, cropped)
9 x 60 sec exposure (average combine), 
3x3 binning, C Filter 
2012-01-16 20:38 h UT  (#497140-48)
12" LX200R  (at f/9.7) + ST-10XME

 
Image Earlier Image (+131d)
2012-01-01
131 days after SN discovery
SN Est. Mag 
+13.4

Annotated CCD Image 
(58% size, cropped)
6 x 60 sec exposure (average combine), 
3x3 binning, C Filter 
2012-01-01 23:46 h UT  (#494143-51)
12" LX200R  (at f/9.7) + ST-10XME

 
Image Earlier Image (+114d)
2011-12-15.78
114 days after SN discovery
SN Est. Mag 
+13.1

Annotated CCD Image 
(58% size, cropped)
8 x 60 sec exposure (average combine), 
3x3 binning, C Filter 
2011-12-15 18:43 h UT  (#490110-19)
12" LX200R  (at f/9.7) + ST-10XME

 
Image Earlier Image (+96d)
2011-11-27.84
96 days after SN discovery
SN Est. Mag 
+12.6

Annotated CCD Image 
(58% size, cropped)
8 x 60 sec exposure (average combine), 
3x3 binning, C Filter 
2011-11-27 20:11 h UT  (#488012-20)
12" LX200R  (at f/9.7) + ST-10XME

 
Image Earlier Image (+90d)
2011-11-21.84
90 days after SN discovery
SN Est. Mag 
+12.5

Annotated CCD Image 
(58% size, cropped)
11 x 60 sec exposure (average combine), 
3x3 binning, C Filter 
2011-11-21 20:10 h UT  (#486016-26)
12" LX200R  (at f/9.7) + ST-10XME

 
Image Earlier Image (+75d)
2011-11-06.90
75 days after SN discovery
SN Est. Mag 
+12.1

Annotated CCD Image 
(58% size, cropped)
10 x 60 sec exposure (average combine), 
3x3 binning, C Filter 
2011-11-06 21:32 h UT  (#483004-14)
12" LX200R  (at f/9.7) + ST-10XME

 
Image Earlier Image (+70d)
2011-11-01.85
70 days after SN discovery
SN Est. Mag 
+11.9

Annotated CCD Image 
(58% size, cropped)
12 x 60 sec exposure (average combine), 
3x3 binning, C Filter 
2011-11-01 19:13 h UT  (#482011-22)
12" LX200R  (at f/9.7) + ST-10XME

 
Image Earlier Image (+65d)
2011-10-27.85
65 days after SN discovery
SN Est. Mag 
+11.7

Annotated CCD Image 
(58% size, cropped)
12 x 60 sec exposure (average combine), 
3x3 binning, C Filter 
2011-10-27 20:20 h UT  (#481008-19)
12" LX200R  (at f/9.7) + ST-10XME

 
Image Earlier Image (+54d)
2011-10-16.83
54 days after SN discovery
SN Est. Mag 
+11.2

Annotated CCD Image 
(58% size, cropped)
7 x 60 sec exposure (average combine), 
3x3 binning, C Filter 
2011-10-16 20:00 h UT  (#480169-78)
12" LX200R  (at f/9.7) + ST-10XME

 
Image Earlier Image (+41d)
2011-10-03.85
41 days after SN discovery
SN Est. Mag 
+10.5

Annotated CCD Image 
(58% size, cropped)
11 x 60 sec exposure (average combine), 
3x3 binning, C Filter 
2011-10-03 20:28 h UT  (#479003-14)
12" LX200R  (at f/9.7) + ST-10XME

 
Image Earlier Image (+37d)
2011-09-29.88
37 days after SN discovery
SN Est. Mag 
~ +11.1

Annotated CCD Image 
(58% size, cropped)
4 x 60 sec exposure (average combine), 
3x3 binning, C Filter 
2011-09-29 21:04 h UT  (#478008-11)
12" LX200R  (at f/9.7) + ST-10XME
Note : Poor sky transparency 
+ frost on edges of CCD

 
Image Earlier Image (+1.9d)
2011-08-25.91
~ 1.9 days after SN discovery
SN Est. Mag 
+13.4

Annotated CCD Image 
(58% size, cropped)
9 x 60 sec exposure (average combine), 
3x3 binning, C Filter 
2011-08-25 21:41 h UT  (#477019-28)
12" LX200R  (at f/9.7) + ST-10XME
Image Earlier Image 
(pre-discovery)
2009

CCD Image 
(cropped) 
9 x 60 sec (average combine),  
3x3 binning, C Filter
2009-08-24 22:00 h UT  (#386001-10)
12" LX200R  (at f/5.7) + ST-10XME
 
SN 2011fe Light Curve
Image

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This Web Page: CCD Images - Session 510 (2012-04-17)
Last Updated : 2017-12-10
Site Owner : David Richards
Home Page : David's Astronomy Web Site