David's Astronomy Pages CCD Images - Session 540 (2013-02-27)

Images (S539)

Images Sessions

Home Page

Images (S541)

Objects

Session Notes

NGC 2194 - Open Cluster NGC 2259 - Open Cluster NGC 2251 - Open Cluster (H VIII-3) NGC 2254 - Open Cluster Caldwell 49 (Part) - Nebula with Boks Globules (Rosetta Nebula) C/2012 S1 (ISON) - Comet C/2012 L2 (LINEAR) - Comet   Variable Stars Photometric Monitoring - Variables - RX And, U And, W And, Z And, BL Lac, DY Per, GK Per Astrometric Monitoring - Nearby Stars - HH And, Groombridge 34

- Late Evening session (2.6 hrs duration). Cold - Session operated under semi-automated control, with remote monitoring from indoors computer.   - Ambient Temperature: -2.0 degC, (minimum) - CCD operation -30 degC (at 66% average cooling).   - main objectives of the session were to acquire images of selected project stars for ongoing photometric and astrometric analysis. Opportunity was taken to acquire images of a  . -

NGC 2194 - Open Cluster

Back to Top

NGC 2259 - Open Cluster

Back to Top

NGC 2251 - Open Cluster (H VIII-3)

Back to Top

NGC 2254 - Open Cluster

Back to Top

NGC 2236 - Open Cluster

Back to Top

Caldwell 49 (Part) - Nebula with Boks Globules  (Rosetta Nebula)

Back to Top

C/2012 S1 (ISON) - Comet

C/2012 S1 (ISON) (moving through starfield in Gemini) Comet at 4.63 AU distance from sun / i.e. just inside the orbit of Jupiter

Annotated CCD Image (cropped) 7 x 90 sec exposure (average combine), 3x3 binning, C Filter  2013-02-27 21:38hUT (#540120-26) 12" LX200R  (at f/9.7) + ST-10XME

C/2012 S1 (ISON) - Early Image 2012-11-11 (moving through starfield in Gemini) Comet at 5.75 AU distance from sun / i.e beyond the orbit of Jupiter

Annotated CCD Image (100% size, cropped) 5  x 180s exposure (average combine), 3x3 binning, C Filter  2012-11-11 04:22 hUT (#524411-15) 12" LX200R  (at f/9.7) + ST-10XME

Back to Top

C/2012 L2 (LINEAR) - Comet

C/2012 L2 (LINEAR)  (moving through starfield in Perseus) Sun Distance +1.79 AU

Annotated CCD Image (cropped) 5 x 30 sec exposure (average combine), 3x3 binning, C Filter  2013-02-27 21:48hUT (#540129-33) 12" LX200R  (at f/9.7) + ST-10XME

C/2102 L2 (LINEAR) & background galaxies (moving through starfield in Perseus)

Annotated CCD Image (cropped) Image details as above

Back to Top

Variable Stars

Back to Top