Celestial hemisphere:  Southern  ·  Constellation: Sagittarius (Sgr)  ·  Contains:  B85  ·  HD163892  ·  HD163919  ·  HD163936  ·  HD163980  ·  HD164002  ·  HD164018  ·  HD164030  ·  HD164068  ·  HD164193  ·  HD164225  ·  HD164294  ·  HD164384  ·  HD164402  ·  HD164452  ·  HD164492  ·  HD164514  ·  HD164534  ·  HD164637  ·  HD164703  ·  HD164704  ·  HD164717  ·  HD164718  ·  HD164739  ·  HD164766  ·  HD164833  ·  HD164844  ·  HD164864  ·  HD164883  ·  HD165051  ·  And 120 more.
Getting plate-solving status, please wait...
M20 and M21 HaLRGB, Chris Kaiser
Powered byPixInsight

M20 and M21 HaLRGB

Getting plate-solving status, please wait...
M20 and M21 HaLRGB, Chris Kaiser
Powered byPixInsight

M20 and M21 HaLRGB

Equipment

Loading...

Acquisition details

Loading...

Description

Messier objects 20 (the Trifid Nebula) and 21 (an open cluster in Sagittarius). Here, they were imaged in H-alpha plus LRGB from Deep Sky West remote observatory in New Mexico.

Exposures Used:

H-alpha: 15 exposures @ 1200 sec

L: 32 exposures @ 600 sec

R: 17 exposures @ 600 sec

G: 16 exposures @ 600 sec

B: 16 exposures @ 600 sec

Comments

Sky plot

Sky plot

Histogram

M20 and M21 HaLRGB, Chris Kaiser