IC 171
Galaxy IC 171 |
|
---|---|
AladinLite | |
Constellation | triangle |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 01 h 55 m 10.2 s |
declination | + 35 ° 16 ′ 55 ″ |
Appearance | |
Morphological type | E / S0 |
Brightness (visual) | 12.4 mag |
Brightness (B-band) | 13.4 mag |
Angular expansion | 1.4 ′ × 1 ′ |
Position angle | 132 ° |
Surface brightness | 12.8 mag / arcmin² |
Physical data | |
Redshift | 0.017876 +/- 0.000026 |
Radial velocity | 5359 +/- 8 km / s |
Stroke distance v rad / H 0 |
(245 ± 17) · 10 6 ly (75.2 ± 5.3) Mpc |
history | |
discovery | Lewis Swift |
Discovery date | September 6, 1888 |
Catalog names | |
IC 171 • UGC 1388 • PGC 7139 • CGCG 522-064 • MCG + 06-05-050 • 2MASX J01551021 + 3516550 • LDCE 115 NED030 |
IC 171 is an elliptical galaxy of the Hubble type E / S0 in the constellation Triangle in the northern sky . It is estimated to be 245 million light years away from the Milky Way and has a diameter of about 100,000 ly.
In the same area of the sky there are u. a. the galaxies NGC 753 , NGC 710 , NGC 717 .
The object was discovered by Lewis Swift on September 6, 1888 .
Web links
Individual evidence
Attention: The sort key "IC 0171" overwrites the previously used key "IC0171".