Mu1 Cancri
From Infogalactic: the planetary knowledge core
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| Observation data Epoch J2000.0 Equinox J2000.0 |
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|---|---|
| Constellation | Cancer |
| Right ascension | 08h 06m 18.39s |
| Declination | +22° 38′ 07.8″ |
| Apparent magnitude (V) | +5.96 |
| Characteristics | |
| Spectral type | M3III |
| U−B color index | ? |
| B−V color index | ? |
| Variable type | Mira |
| Astrometry | |
| Radial velocity (Rv) | +26.2 km/s |
| Proper motion (μ) | RA: -7.43 mas/yr Dec.: -9.03 mas/yr |
| Parallax (π) | 5.21 ± 0.82 0.33 114? mas |
| Distance | 561 ly (172 pc) |
| Absolute magnitude (MV) | ? |
| Other designations | |
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9 Cancri, BL Cancri, HD 66875
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Mu1 Cancri (μ1 Cnc, μ1 Cancri) is a red giant star approximately 561 light-years away from the Solar System, in the constellation Cancer. The name Mu1 comes from the Bayer naming system: the "1" in the name is because (from Earth) it appears to be close to 10 Cancri (Mu² Cancri).
Mu1 Cancri is a variable star and was also given the variable-star designation BL Cancri. It may be a Mira variable.
See also
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