Auriga - 2
Auriga is a Northern Hemisphere constellation otherwise known as the Charioteer. It is one of the 48 Greek constellations originally described by the 2nd century astronomer Claudius Ptolemy (Wikipedia). Auriga remains one of the 88 modern constellations defined by the International Astronomical Union (Wikipedia).
Auriga (abbrev. = Aur; genitive = Aurigae) covers 657 square degrees or 1.59% of the celestial sphere making it the 21st largest constellation. It contains 152 stars brighter than apparent magnitude 6.5, the brightest star being Capella. See the Auriga Star Chart for a figure illustrating this constellation including the identification of its brighter stars.
See Auriga 1 for a wider angle view of this constellation.
For more information see the entries for Auriga at Wikipedia and U. Wisconsin. For a chart of Auriga, see Aur (IAU).
Technical Details
- Object: Auriga
- Date/Time: 2012 Feb 25 at 03:38 UTC
- Location: Bifrost Astronomical Observatory, Portal, AZ
- Mount: Losmandy G-11 German Equatorial Mount
- Lens: Nikkor AI 50mm f/1.8
- Camera: Canon EOS 550D (Rebel T2i)
- Field of View: 25.1° x 16.9° at 17.4 arc-sec/pixel (web version: 98 arc-sec/pixel)
- Exposure: 240s, f/4, ISO 800 and 120s, f/4, ISO 800 with Cokin A840 Diffusion Filter
- File Name: Aur-02w.jpg
- Processing (Adobe Camera Raw): Color Balance, Vignetting, Noise Reduction
- Processing (Photoshop CS5): Layers, Curves, opacity (with diffusion image)
- Original Image Size: 3454 × 5179 pixels (17.9 MP); 11.5" x 17.3" @ 300 dpi
- Rights: Copyright 2012 by Fred Espenak. All Rights Reserved. See: Image Licensing.