NGC 6188 / 6193 -- Emission Nebula/Open Cluster

Object

Type                      Open Cluster (NGC 6193) & associated Emission Nebula (NGC 6188)

Constellation            Ara

Distance                 4,300 light years

Magnitude               5.2

Size                       14 arc-min (NGC 6193)

Image

Date                       2008-06-06

Place                      Texas Star Party

Exposure Data          False Color OIII(R),Ha(G),SII(B)  70:90:60 mins @ -10C

                             OIII 7x10, Ha 9x10, SII 6x10

Notes                     OIII, Ha, SII filters binned 2x2

Equipment

Optics                    Takahashi TOA-150

Focal Length            1100 mm @f/7.3

Mount                     Takahashi NJP

Camera                   SBIG ST-10XME

Focuser                  RoboFocus

Filters                     CFW-10, Astrodon LRGB, OIII, Ha, SII

Software                 TheSky6, CCDSoft, CCDAutopilot3, CCDStack, PhotoShop CS