Sketch Refinement
Above is the cleaned up sketch that was submitted to Sky and Telescope for the September 2006 issue.
August 2, 2005 Observation
Observation Notes:
This beautiful, close double star had a bright yellow primary and deep blue secondary. The contrast almost made the secondary look violet. My sketch suggests a position angle of 55° and a separation of 35″. Actual values from the AL double star list are 63° and 9.8″.
| Subject | Double/Multiple Star: Gamma Andromedae (STF 205) |
| Classification | Multiple Star |
| Position | Andromeda [RA: 02:03:54 / Dec: +42:20]* |
| Separation* | 9.8″ |
| Magnitudes* | 2.3, 5.5 |
| Position Angle* | 63° |
| Date/Time | 08/02/05 – 1:50 AM |
| Observing Loc. | Flagstaff, AZ – Home |
| Instrument | Orion SVP 6LT Reflector (150 mm dia./1200 mm F/L) |
| Eyepieces/Mag. | 10 mm + 2X Barlow (240X) |
| Conditions | Partly cloudy, calm, 60°F |
| Seeing | 6/10 |
| Transparency | NELM Mag 5.2 |
*Based on published data.
Beautiful drawing of Gamma Andromedae. Love the diffraction spikes! The colors are brilliant, a really delightful sketch.
Rich