Hemisphere:  Northern  ·  Constellation: Cepheus (Cep)  ·  Contains:  B365  ·  IC 1396  ·  IC1396  ·  Sh2-131  ·  VdB142
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IC1396, IC1396a (Elephant Trunk Nebula), vdB142; Cepheus, 



    
        

            Thomas V. Davis
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IC1396, IC1396a (Elephant Trunk Nebula), vdB142; Cepheus

Technical card


Astrometry.net job: 2172337

RA center: 21h 34' 46"

DEC center: +57° 29' 37"

Pixel scale: 1.717 arcsec/pixel

Orientation: 88.936 degrees

Field radius: 1.108 degrees


Resolution: 3903x2526

Locations: Thomas Davis, Inkom, ID, United States

Data source: Backyard

Description

IC1396, IC1396a Elephant Trunk Nebula, vdB142; Cepheus
Astro Systeme Austria N12 f/3.5 astrograph
STL-11000M; SBIG STL
HaRGB 240:60:60:60 minutes
May 2007; Inkom, ID

Comments: vdB142 is a small nebula near the much larger emission nebula IC1396. It is a reflection nebula related to the B3 type star HD 239710. IC1396a is sometimes called the "Elephant's Trunk" due to its unusual appearance.

vdB142: Size (arcmin): 1.2
Type: illuminating star inside nebula
Surface brightness: moderate
Color: blue
Absorption: very strong
Illuminating star ID1: BD+56 2604
Illuminating star ID2: HD239710
Mag. of illuminating star: 9.48
Spectral type of star: B3V

Comments

Sky plot

Sky plot

Histogram

IC1396, IC1396a (Elephant Trunk Nebula), vdB142; Cepheus, 



    
        

            Thomas V. Davis