41 Lyncis
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Ursa Major |
| Pronunciation | /ˈɪntərkrʌs/, |
| Right ascension | 09h 28m 39.98867s |
| Declination | +45° 36′ 05.3311″ |
| Apparent magnitude (V) | 5.39 |
| Characteristics | |
| Spectral type | K0 III |
| U−B color index | 0.74 |
| B−V color index | 0.983 |
| Astrometry | |
| Radial velocity (Rv) | +38.59±0.12 km/s |
| Proper motion (μ) | RA: −7.184 mas/yr Dec.: −129.318 mas/yr |
| Parallax (π) | 11.8163±0.0623 mas |
| Distance | 276 ± 1 ly (84.6 ± 0.4 pc) |
| Absolute magnitude (MV) | 0.675 |
| Details | |
| Mass | 1.07+0.27 −0.16 M☉ |
| Radius | 11.13+1.58 −0.68 R☉ |
| Luminosity | 60.30+14.76 −7.39 L☉ |
| Surface gravity (log g) | 2.37+0.05 −0.07 cgs |
| Temperature | 4,797 K |
| Metallicity [Fe/H] | −0.32±0.10 dex |
| Age | 4.07±2.24 Gyr |
| Other designations | |
| Intercrus, 41 Lyn, BD+46 1509, GC 13051, HD 81688, HIP 46471, HR 3743, SAO 42876, CCDM J09287+4536A | |
| Database references | |
| SIMBAD | The star |
| planet b | |
| Exoplanet Archive | data |
41 Lyncis (abbreviated 41 Lyn), also designated HD 81688 and named Intercrus /ˈɪntərkrʌs/, is a fifth-magnitude star located in the northern constellation of Ursa Major. An extrasolar planet (designated 41 Lyncis b or HD 81688 b, later named Arkas) is thought to be orbiting the star.