NGC 7515
| Galaxy NGC 7515 |
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|---|---|
![SDSS image from NGC 7515 [1]](https://de.wikipedia.org/wiki/Datei:NGC7515_-_SDSS_DR14.jpg)
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| SDSS image from NGC 7515 | |
| AladinLite | |
| Constellation | Pegasus |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 23 h 12 m 48.7 s |
| declination | + 12 ° 40 ′ 45 ″ |
| Appearance | |
| Morphological type | S? |
| Brightness (visual) | 12.4 mag |
| Brightness (B-band) | 13.2 mag |
| Angular expansion | 1.7 '× 1.6' |
| Position angle | 15 ° |
| Surface brightness | 13.4 mag / arcmin² |
| Physical data | |
| Affiliation | Pegasus group NGC 7515 group LGG 471 |
| Redshift | 0.014927 ± 0.000017 |
| Radial velocity | 4475 ± 5 km / s |
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Stroke distance v rad / H 0 |
(207 ± 14) · 10 6 ly (63.5 ± 4.4) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | October 19, 1784 |
| Catalog names | |
| NGC 7515 • UGC 12418 • PGC 70699 • CGCG 431-015 • MCG + 02-59-008 • IRAS 23103 + 1224 • 2MASX J23124864 + 1240454 • GC 4903 • H III 220 • h 2214 • NVSS J231248 + 124053 • LDCE 1562 NED004 | |
NGC 7515 is a spiral galaxy of Hubble type Sc in the constellation Pegasus north of the ecliptic . It is estimated to be 207 million light years from the Milky Way and about 100,000 light years across.
Together with NGC 7535 , NGC 7536 , NGC 7563 , NGC 7570 , NGC 7580 , PGC 70557 , PGC 70558 and PGC 70637 , it forms the NGC 7515 group or LGG 471 .
The object was discovered by William Herschel on October 19, 1784 .
NGC 7515 group ( LGG 471 )
| Galaxy | Alternative name | Distance / million Lj |
|---|---|---|
| NGC 7515 | PGC 70699 | 207 |
| NGC 7535 | PGC 70761 | 218 |
| NGC 7536 | PGC 70765 | 217 |
| NGC 7570 | PGC 70912 | 217 |
| NGC 7580 | PGC 70962 | 205 |
| NGC 7563 | PGC 70872 | 194 |
| PGC 70558 | UGC 12388 | 212 |
| PGC 70557 | MCG + 02-59-02 | 203 |
| PGC 70637 | UGC 12403 | 210 |