September 4, 2006
Epsilon Lyrae (Struve 37, 2382, 2383)
Observation Notes:
This pair of pairs is such a wild sight. I didn't notice any color. Using just my stargazing glasses, I am able to split the main pair which have a separation of 209 arc seconds.
| Subject | Epsilon Lyrae (STF 37, STF 2382, STF 2383) |
| Classification | Multiple Star |
| Position (J2000) | Lyra: e1a-Lyr [RA: 18:44:20.3 / Dec: +39:40:12] e2a-Lyr [RA: 18:44:22.7 / Dec: +39:36:46]* |
| Position Angle* | AB=353° (1992); CD=86° (1992); AB-CD=172° (1984) |
| Separation* | AB=2.5" (1992); CD=2.3" (1992); AB-CD=208.5" (1984) |
| Magnitudes* | A=5.1; B=6.0; C=5.1; D=5.4; AB=4.7; CD=4.6 |
| Spectral Types* | A=A3III; B=F1V; CD=50Vn |
| Date/Time | SEP 04, 2006 - 12:55 AM MST (SEP 04, 2006 - 07:55 UT) |
| 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 | Clear, calm |
| Seeing | 5/10 |
| Transparency | NELM Mag ~4.0 |
| References | The Washington Visual Double Star Catalog, 1996.0 (Worley+, 1996)and SIMBAD via VizieR |
Posted by Jeremy at September 4, 2006 12:55 AM .
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