Michael A. Stecker

Home   Star Fields   Ophiuchus Milky Way

Rho Ophiuchi cloud complex
In this image of  t
he Rho Ophiuchus complex one sees dark "streaming" nebulae B44 and B45 extending to the left of the triple star Rho-Ophiuchi
which is
surrounded by the blue reflection nebula IC 4604 at the upper right.  It is also seen above the red supergiant star Antares, enveloped
in a yellow reflecting nebula.  To the right of Antares is the globular cluster M4 with Sigma Scorpii and its surrounding red emission
nebula Sh2-9 at the far right.  At the center-bottom of the photo is the star Tau Scorpii and large faint red emission nebula RCW 129.
Coordinates: RA 16hr, 28min,  Dec  -24 degrees
Distance from earth: 460 light years

Photographic Data
Lens: Canon 200 mm f/2.8L shot at f/4
Camera: SBIG STL-11k
Exposures: H-alpha: 5X24 minutes, RGB: 8X5 minutes each

photo by James R. Foster