Rho Ophiuchi Cloud Complex

This image of Rho Ophiuchus/Antares region was imaged with a QHY268M and a Sigma 150mm prime lens on the nights between 21-23 June 2022.

The total integration time was 8 hours and 42 minutes of subs, 31 subs each of 60, 120 and 180 second for Luminance, and 60 x 60 second subs for the red channel, 60 x 120 second subs for the green channel and 52 x 180 second subs for the blue channel.

Object name: Rho Ophiuchi Cloud Complex
Constellation: Ophiuchus
Object ID: p Ophiuchi
Coordinates: RA: 16h31m24.337s, DEC: -25°14’28.424”
Apparent FOV/Radius: 8.46° x 5.64° (507.6 x 338.4 arc-min) / 5.084°
FOV Angle: 173° E of N
Object Apparent Dimensions: 6.5° x 4.5°
Exposure Date: 21-23 June 2022
Distance: 360±40 LY
Magnitude: 4.63
Exposures: L:31x60s, 31x120s & 31x180s @ FW:31 & R:60x60s, G:60x120s, B:52x180s @ HCG:62/OFS:25  (8h42m)
Telescope: Sigma 150mm EX f2.8 Lens
Imaging Focal length: 150mm
Plate Solved Focal length: 147.72mm
Camera: QHY268M -10°C BIN1x1
Resolution: 5.25”/px
Guiding: BOSMA BetaRE, ZWO ASI120MM mini, PHD2 Guiding
Mount: CGEM-HT