GO Pegasi, a star in Pegasus
GO Pegasi is a star in the constellation Pegasus. At 1,711 light years away, it shines at an apparent visual magnitude of 7.45.
GO Pegasi (HIP 113173)
GO Pegasi is a star in the constellation Pegasus. At 1,711 light years away, it shines at an apparent visual magnitude of 7.45. It is moving through the Galaxy at a speed of 67.1 km/s relative to the Sun.
Sky position: RA 22h 55.0m, Dec +19° 33.6'
Common designations: GO Pegasi, HD 216724, Gaia DR3 2832026775568143360, HIP 113173
How to find GO Pegasi in the sky
GO Pegasi lies in Pegasus. With a declination of +19° 33.6', it is visible from the entire Northern Hemisphere and from the Southern Hemisphere down to about latitude 70° S. It is just beyond naked-eye visibility; binoculars will show it easily. It is highest in the sky at local midnight around September, which makes the weeks around that month the best time to observe it.
Tabulated data for GO Pegasi
Astrometry and spectroscopy
| Right Ascension (J2000) | 343.75405844° (22h 55.0m) |
| Declination (J2000) | 19.55972902° (+19° 33.6') |
| Galactic Longitude | 88.68976907° |
| Galactic Latitude | -35.45575295° |
| Proper motion RA | -10.17 mas/yr |
| Proper motion Dec | -24.98 mas/yr |
| Parallax | 1.91 ± 0.03 mas |
| Radial Velocity | 0.17 km/s |
Photometry
| Band | Magnitude | Abs. Mag. |
|---|---|---|
| B | 9.08 | 0.48 |
| V | 7.45 | -1.15 |
| J | 3.03 | -5.57 |
| H | 2.21 | -6.39 |
| K | 1.84 | -6.76 |
Colour index B-V: +1.63
Derivations
- Heliocentric distance: 524.71 pc (1,711 light years) (1.4% margin of error)
- Absolute visual magnitude: -1.15
- Transverse velocity: 67.1 km/s
- Space velocity relative to the Sun: 67.1 km/s
- Galactic position (X, Y, Z): 9.8 pc, 427.3 pc, -304.4 pc
- Galactic velocity (U, V, W): 53.9 km/s, -23.8 km/s, -32.0 km/s
Data: Extended Hipparcos Compilation (XHIP) and SIMBAD.