NGC 749

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Galaxy
NGC 749
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NGC 749 [1]
NGC 749
AladinLite
Constellation Chemical furnace
Position
equinox :  J2000.0 , epoch : J2000.0
Right ascension 01 h 55 m 41.12 s
declination -29 ° 55 ′ 20.4 ″
Appearance
Morphological type (R'_1) SB (s) 0 / a  
Brightness  (visual) 12.5 mag
Brightness  (B-band) 13.4 mag
Angular expansion 1.9 ′ × 1.4 ′
Position angle 111 °
Surface brightness 13.4 mag / arcmin²
Physical data
Affiliation isolated  
Redshift 0.014547 ± 0.000047  
Radial velocity 4361 ± 14 km / s  
Stroke distance
v rad  / H 0 		(192 ± 13)  ·  10 6  ly
(59.0 ± 4.1)  Mpc 
history
discovery John Herschel
Discovery date September 27, 1834
Catalog names
NGC  749 • PGC  7191 • ESO  414-011 • MCG  -05-05-023 • IRAS  01534-3009 • 2MASX  J01554111-2955205 • SGC  015326-3010.0 • GC  454 • h  2448 • GALEX ASC J015540.96-295520.4 • NVSS J015541 -295517 • 2MIG 212

NGC 749 is a lenticular galaxy of the Hubble type SB0 / a in the constellation Fornax in the southern sky . It is estimated to be 192 million light years from the Milky Way and about 110,000 light years in diameter.

The Type Ia supernova SN 2001dm was observed here.

The object was discovered on September 27, 1834 by the British astronomer John Frederick William Herschel .

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 749
  4. ↑ Simbad
  5. ↑ Seligman