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About the Image

Date
2004-04-13
ID
ssc2004-06b2
Type
Observation
Credit
NASA/DSS

About the Object

Name
DR21
Type
Nebula > Appearance > Dark
Distance
6,200 Light Years

Color Mapping

Band Wavelength Telescope
Optical 440 nm DSS
Infrared 700 nm 2MASS
Infrared Spitzer IRAC
Notes
Multiple image collage; colors refer to primary image

About the Color Mapping Table

Astrometrics

Position (undefined)
RA = 20h 38m 22.2s
Dec = 42° 4' 7.9"
Field of View
1.0 x 0.5 degrees
Orientation
North is 101.0° right of vertical
Constellation
Cygnus

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Visible-light view of the DR21 Region

This Digital Sky Survey (DSS) image provides a familiar view of the DR21 region, with stars scattered around a dark field. The reddish hue is from gas heated by foreground stars in this region.