IC 307

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Galaxy
IC 307
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IC 307 with LEDA 1147803 (lu) [1]
IC 307 with LEDA 1147803 (lu)
AladinLite
Constellation whale
Position
equinox :  J2000.0 , epoch : J2000.0
Right ascension 03 h 13 m 45.2 s
declination -00 ° 14 ′ 29 ″
Appearance
Morphological type (R) SB (r) a / NLAGN  
Brightness  (visual) 13.4 mag
Brightness  (B-band) 14.3 mag
Angular expansion 1.7 ′ × 0.8 ′
Position angle 73 °
Surface brightness 13.6 mag / arcmin²
Physical data
Redshift 0.025981 ± 0.000023  
Radial velocity 7789 ± 7 km / s  
Stroke distance
v rad  / H 0 		(347 ± 24)  x  10 6  ly
(106.5 ± 7.5)  Mpc 
history
discovery Stéphane Javelle
Discovery date December 14, 1891
Catalog names
IC  307 • UGC  2600 • PGC  12017 • CGCG  390-028 • MCG  + 00-09-027 • IRAS  03112-0025 • 2MASX  J03134522-0014295 • GALEX ASC J031345.09-001427.8 • LDCE 234 NED013

IC 307 is a bar-spiral galaxy with an active nucleus of the Hubble type SBa in the constellation Whale south of the ecliptic . It is an estimated 347 million light years away from the Milky Way and about 180,000 light years in diameter.

The type IIb supernova SN 2005em was observed here.

The object was discovered by Stéphane Javelle on December 14, 1891 .

Web links

Individual evidence

  1. ^ Aladin Lite
  2. ↑ a b c d NASA / IPAC EXTRAGALACTIC DATABASE
  3. ↑ a b c d e SEDS : IC 307
  4. ↑ Simbad
  5. ↑ Seligman