NGC 1636

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Galaxy
NGC 1636
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NGC 1636 [1]
NGC 1636
AladinLite
Constellation Eridanus
Position
equinox :  J2000.0 , epoch : J2000.0
Right ascension 04 h 40 m 40.20 s
declination -08 ° 36 ′ 27.90 ″
Appearance
Morphological type (R ') SB (rs) from: / Sy2  
Brightness  (visual) 13.0 likes
Brightness  (B-band) 13.8 mag
Angular expansion 1.2 ′ × 0.9 ′
Position angle 0 °
Surface brightness 12.9 mag / arcmin²
Physical data
Redshift 0.013886 ± 0.000030  
Radial velocity 4163 ± 9 km / s  
Stroke distance
v rad  / H 0 		(182 ± 13)  ·  10 6  ly
(55.7 ± 3.9)  Mpc 
history
discovery William Herschel
Discovery date January 30, 1786
Catalog names
NGC  1636 • PGC  15800 • MCG  -01-12-042 • IRAS  04382-0842 • 2MASX  J04404018-0836281 • GC  887 • H  II 522 • h  326/2654 • GALEX ASC J044040.20-083627.8 LDCE • 330 • NED010 NVSS J044040 -083621 • WISEA J044040.20-083628.2

NGC 1636 is a spiral galaxy with an active galaxy core of the Hubble type Sab in the constellation Eridanus in the southern sky . It is estimated to be 182 million light years from the Milky Way and about 65,000 light years in diameter.
In the same area of ​​the sky are u. a. the galaxies NGC 1632 , NGC 1646 , NGC 1648 , IC 384 .

The object was discovered by Wilhelm Herschel on January 30, 1786 .

Web links

Individual evidence

  1. ^ Aladin Lite
  2. ↑ a b c d NASA / IPAC EXTRAGALACTIC DATABASE
  3. ↑ a b c d e f SEDS : NGC 1636
  4. ↑ Seligman