NGC 3604

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Galaxy
NGC 3604 / NGC 3611
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NGC 3604 [1]
NGC 3604
AladinLite
Constellation lion
Position
equinoxJ2000.0 , epoch : J2000.0
Right ascension 11 h 17 m 30.175 s
declination + 04 ° 33 ′ 20.06 ″
Appearance
Morphological type SA (s) a / pec / HII  
Brightness  (visual) 11.9 likes
Brightness  (B-band) 12.8 mag
Angular expansion 2.0 '× 1.6'
Position angle 24 °
Surface brightness 13.0 mag / arcmin²
Physical data
Affiliation NGC 3640 group
LGG 233  
Redshift 0.005287 ± 0.000013  
Radial velocity 1585 ± 4 km / s  
Stroke distance
v rad  / H 0
(66 ± 5)  x  10 6  ly
(20.2 ± 1.4)  Mpc 
history
discovery William Herschel
Discovery date December 30, 1786
Catalog names
NGC  3604 • NGC 3611 • UGC  6305 • PGC  34478 • CGCG  039-103 • MCG  + 01-29-026 • IRAS  11149 + 0449 • 2MASX  J11173015 + 0433195 • GC  2355/2361 • H  II 626 / II 521 • h  849 • GALEX ASC J111730.16 + 043320.0 • HIPASS J1117 + 04 • LDCE 798 NED001

NGC 3604 = NGC 3611 is a spiral galaxy with extensive star formation regions of the Hubble type Sa in the constellation Leo on the ecliptic . It is an estimated 66 million light years from the Milky Way and about 40,000 light years in diameter. Gravitational binding with PGC 34476 is possible . She is considered a member of the NGC 3640 group ( LGG 233 ).

In the same area of ​​the sky is u. a. the galaxy NGC 3601 .

The object was discovered by William Herschel on December 30, 1786 .

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 3604
  4. ^ VizieR
  5. Seligman