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CCD Images - Session 500 (2012-02-03)

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 (S501) 		 
Objects Session Notes
Bullet M101 - spiral galaxy with supernova 2011fe
Bullet NGC 3239 - Irregular Galaxy with supernova 2012A
Bullet Variable Stars
Bullet Photometric Monitoring - Variables
- FO And, RX And, U And, W And, Z And, TT Ari, BL Lac, RZ LMi, DY Per, GK Per

RR Tau attempt (failed due to wind/cloud)
Bullet Astrometric Monitoring - Nearby Stars
- Ross 248 (HH And), EV Lac

Wolf (CN Leo_ and DX Cnc (failed due to cloud/poor seeing)
- Evening session (2.2 hrs duration). 
- Session parts operated under semi-automated control, with remote monitoring from indoors computer.   
- Ambient Temperature: -5 deg C (minimum) 
- CCD operation -30 degC (at 59% average cooling).  
- main objective of the session was to acquire images of selected project stars for ongoing photometric and astrometric analysis. 
-

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 (+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

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NGC 3239 - Irregular Galaxy with supernova 2012A

NGC 3239 with supernova  (Leo)

M101 with supernova 2012A  (Ursa Major)
SN 2012A (Type IIP) was discovered 
2012/01/07.387 by B. Moore, Jack Newton, and Tim Puckett
Magnitude at discovery ~ +14.0
(Rochester Supernova site | Discovery Image )

Image below 2012-02-03.96 was taken 27.6 days after discovery
The SN is marked by white crosshairs.  Est Mag of SN  +13.5
Image
Annotated CCD Image (cropped, 75% size)
5 x 90s exposure (median combine), 3x3 binning, C Filter 
2012-02-03 23:05hUT (#500122-26)
12" LX200R  (at f/9.7) + ST-10XME

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Variable Stars

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This Web Page: CCD Images - Session 500 (2012-02-03)
Last Updated : 2015-05-16
Site Owner : David Richards
Home Page : David's Astronomy Web Site