NGC 7008

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Planetary nebula
data from NGC 7008
Image taken with the 81 cm reflecting telescope of the Mount Lemmon Observatory.
Image taken with the 81 cm reflecting telescope of the Mount Lemmon Observatory .
AladinLite
Constellation swan
Position
equinox : J2000.0
Right ascension 21h 00m 32.8s
declination + 54 ° 32 ′ 35 ″
Appearance
Apparent brightness  (visual) 10.7 mag 
Apparent brightness  (B-band) 13.3 mag 
Angular expansion 1.43 ′ × 1.43 ′  
Central star
designation GSC 03956-00738 
Physical data
Redshift -0.000252 
Radial velocity -75.7 km / s 
distance 2800 ly 
history
discovery Wilhelm Herschel
Date of discovery October 14, 1787
Catalog names
 NGC  7008 •  PK  93 + 5.2 •  GC  4627 •  H  I 192 •  h  2099 • NVSS J210032 + 543239

NGC 7008 is a planetary nebula in the constellation Swan in the northern sky , which is an estimated 2,800 light years from the solar system.

The object was discovered on October 14, 1787 by the German-British astronomer Wilhelm Herschel .

Web links

Commons : NGC 7008  - collection of images, videos, and audio files

Individual evidence

  1. ↑ NASA / IPAC EXTRAGALACTIC DATABASE
  2. ↑ a b SEDS: NGC 7008
  3. ↑ a b SIMBAD database
  4. ↑ NGC 7008: The Fetus Nebula - Astronomy Picture of the Day of August 25, 2008.
  5. ↑ Seligman