Deep Sky Object in Summer
Close-up of M20

Click on image to enlarge

Date & Time: Jun 19 2020, from 25:27 to 26:25 JST(+0900)
Composed 12 shots with 4 minutes exposed
Optical: Meade 25cm(10") Schmidt-Cassegrain with conversion lens (f=1600mm, F6.3)
with BaaderPlanetarium Moon&Skyglow filter
Auto-guided with Meade LX200 Equatorial & Lacerta M-GEN
Digital Camera: Nikon D810A
Location: Ooizumi, Hokuto city, Yamanashi pref.

Camera Settings: Recording Format...14bit CCD-RAW, converted to 16bit TIFF(4080×4080)
Device Size...20×20mm
Sensitivity...ISO4000, White Balance...Daylight


M20 (NGC6514) / Diffused Nebula, type 1 E+R
R.A.18h 02m 18.0s (2000.0)
Dec.-23° 02' 00" (2000.0)
Apparent Size29×27'
Real Size18×17 light yrs.
Magnitude9.0
Distance2200 light yrs.
Other IDsLBN27
This image shows you a closed up of M20 captured by a telescope with a focal length of 1600mm. M20 has a southern part looks trifid and northern part of bluish reflection nebula. And a complicated dark lane is distributed in whole of the nebula.
The noticeable dark nebula dividing in three has an ID of Barnard's 85 (B85).

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M16(Eagle Nebula)

Copyright(c) 2020 by Naoyuki Kurita, All rights reserved.
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