NGC 1771

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Galaxy
NGC 1771
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NGC 1771 [1]
NGC 1771
AladinLite
Constellation Swordfish
Position
equinox :  J2000.0 , epoch : J2000.0
Right ascension 04 h 58 m 55.72 s
declination -63 ° 17 ′ 53.6 ″
Appearance
Morphological type SAB (r) bc  
Brightness  (visual) 13.5 likes
Brightness  (B-band) 14.2 mag
Angular expansion 1.8 ′ × 0.5 ′
Position angle 136 °
Surface brightness 13.2 mag / arcmin²
Physical data
Affiliation SSRS group 11
LGG 125  
Redshift 0.016651 ± 0.000033  
Radial velocity (4992 ± 10) km / s  
Stroke distance
v rad  / H 0 		(215 ± 15)  ·  10 6  ly
(65.8 ± 4.6)  Mpc 
history
discovery John Herschel
Discovery date December 25, 1837
Catalog names
NGC  1771 • PGC  16472 • ESO  085-027 • IRAS  04585-6322 • 2MASX  J04585573-6317537 • SGC  045830-6322.3 • WISEA J045855.71-631753.3 • LDCE 357 NED003

NGC 1771 is a spiral galaxy of Hubble type Sc in the constellation Dorado at the southern sky . It is an estimated 215 million light years from the Milky Way and about 115,000 light years in diameter. Together with NGC 1706 and PGC 16670 , it forms the small galaxy group LGG 125 .

The object was discovered by John Herschel on December 25, 1837 .

Web links

Individual evidence

  1. ^ Aladin Lite
  2. ↑ a b c d e NASA / IPAC EXTRAGALACTIC DATABASE
  3. ↑ a b c d e f SEDS : NGC 1771
  4. ^ VizieR
  5. ↑ Seligman