David's Astronomy Pages
CCD Images - Session 461 (2011-03-07)

 Previous Imaging Session
Images
(S460)		   Home
Images
Sessions 		  Home
Home
Page		   Next Imaging Session
Images
 (S462) 		 
Objects Session Notes
Bullet IC 2973 - Spiral Galaxy & Supernovae 2011ao
Bullet Variable Stars
Bullet Photometric Monitoring - Variables
- RX And, U And, W And, Z And, TT Ari, FS Aur, SS Cyg, U Gem, BL Lac, U Mon, CN Ori, CZ Ori, FO Ori, FU Ori, DY Per, GK Per, RR Tau, SU Tau, ER UMa, SU UMa

- Ori NV attempt (aborted)
Bullet Astrometric Monitoring - Nearby Stars
- Ross 248 (HH And), Teegardens Star
- Early evening  session (3.0 hrs),
- Session operated under semi-automated control, with remote monitoring from indoors computer. 
- Ambient Temperature: +3.0 deg C  (minimum)
- CCD operation -25 degC (at 67% average cooling).  
- main objectives of the session was to acquire images of selected project stars for ongoing photometric analysis.

IC 2973 - Spiral Galaxy with Supernovae 2011ao

IC 2973 with SN 2011ao (Ursa Major)

SN 2011ao (Type Ia) was discovered discovered 2011/03/03.434 by A. Kroes, Jack Newton, and Tim Puckett
Magnitude at discovery ? +15.3
(Rochester Supernova site | Discovery Image )

Image below (2011-03-07.90) was taken 9 days after discovery.
SN 2011ao is marked by white cross hair
Image
Annotated CCD Image (cropped)
3 x 90s exposure (average combine), 3x3 binning, C Filter 
2011-03-07 21:31 hUT (#461185-87)
12" LX200R  (at f/9.7) + ST-10XME

Back to Top

Variable Stars

Back to Top

This Web Page: CCD Images - Session 461  (2011-03-07)
Last Updated : 2015-05-16
Site Owner : David Richards
Home Page : David's Astronomy Web Site