Celestial hemisphere:  Southern  ·  Constellation: Scorpius (Sco)  ·  Contains:  IC 4603  ·  IC 4604  ·  IC 4605  ·  M 4  ·  NGC 6121  ·  NGC 6144  ·  The star 22Sco  ·  The star Al Niyat (σSco)  ·  The star Antares (αSco)  ·  The star οSco  ·  The star ρOph  ·  rho Oph Nebula

Image of the day 05/26/2021

Rho Ophiuchi - The Colors, 



    
        

            Min Xie
Rho Ophiuchi - The Colors, 



    
        

            Min Xie

Rho Ophiuchi - The Colors

Image of the day 05/26/2021

Rho Ophiuchi - The Colors, 



    
        

            Min Xie
Rho Ophiuchi - The Colors, 



    
        

            Min Xie

Rho Ophiuchi - The Colors

Acquisition details

Dates:
April 7, 2021 ·  April 14, 2021 ·  April 22, 2021 ·  April 23, 2021 ·  May 15, 2021 ·  May 16, 2021 ·  May 17, 2021
Frames:
Chroma 50mm Blue: 27×300(2h 15′) (gain: 0.00) -10°C bin 1×1
Chroma 50mm Green: 30×300(2h 30′) (gain: 0.00) -10°C bin 1×1
Chroma 50mm Ha 5nm: 52×600(8h 40′) (gain: 100.00) -10°C bin 1×1
Chroma 50mm Red: 36×300(3h) (gain: 0.00) -10°C bin 1×1
Integration:
16h 25′
Darks:
20
Flats:
20
Bias:
40
Avg. Moon age:
8.62 days
Avg. Moon phase:
33.91%
Bortle Dark-Sky Scale:
2.00
Mean SQM:
21.99
Temperature:
22.57

Basic astrometry details

Astrometry.net job: 4510257

RA center: 16h25m15s.4

DEC center: -25°0028

Pixel scale: 3.485 arcsec/pixel

Orientation: 89.306 degrees

Field radius: 2.334 degrees

Resolution: 3882x2860

File size: 17.8 MB

Locations: Dark Sky New Mexico, Animas, New Mexico, United States

Data source: Own remote observatory

Remote source: Dark Sky New Mexico

Description

Finally, I did it.

FSQ-106EDX' 530mm focal length is too much for this region, even with the monster size IMX455 sensor. This is probably the most pleasant processing experience for me for the past months. The area is so bright and colorful. I didn't bother to collect luminance data. The H-alpha channel added some really nice surprises.

The data collection was just done yesterday. This one sets my speed processing record too!

#TeamNoctuaDSNM

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