Iota1 Normae
From Infogalactic: the planetary knowledge core
| Observation data Epoch J2000.0 Equinox J2000.0 (ICRS) |
|
|---|---|
| Constellation | Norma |
| Right ascension | 16h 03m 32.08942s [1] |
| Declination | −57° 46′ 30.2641″ [1] |
| Apparent magnitude (V) | 4.63[1] |
| Characteristics | |
| Spectral type | A7IV |
| Astrometry | |
| Radial velocity (Rv) | −14.40 ± 3.7[1] km/s |
| Proper motion (μ) | RA: -120.01 ± 1.77[2] mas/yr Dec.: -82.09 ± 1.48[2] mas/yr |
| Parallax (π) | 25.39 ± 1.25[2] mas |
| Distance | 128 ± 6 ly (39 ± 2 pc) |
| Other designations | |
Iota 1 Normae (ι1 Nor) is a multiple star system in the constellation Norma. Its combined apparent magnitude is 4.63. The AB (mag 5.2 and 5.76) pair orbit each other with a period of 26.9 years; they are 2.77 and 2.71 times as massive as the Sun respectively. A third component is a yellow main sequence star of spectral type G8V with an apparent magnitude of 8.02.[3]
References
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