R Cancri
From Infogalactic: the planetary knowledge core
| Observation data Epoch J2000 Equinox J2000 |
|
|---|---|
| Constellation | Cancer |
| Right ascension | 08h 16m 33.82789s[1] |
| Declination | +11° 43′ 34.4557″[1] |
| Apparent magnitude (V) | 8.64[2] |
| Characteristics | |
| Spectral type | M6.5-9e[3] |
| U−B color index | 0.49[2] |
| B−V color index | 1.53[2] |
| Variable type | Mira[4] |
| Astrometry | |
| Radial velocity (Rv) | 35.42 ± 0.52[5] km/s |
| Proper motion (μ) | RA: 4.31 ± 1.57[1] mas/yr Dec.: -12.58 ± 0.75[1] mas/yr |
| Parallax (π) | 1.58 ± 1.43[1] mas |
| Distance | approx. 2,000 ly (approx. 600 pc) |
| Absolute magnitude (MV) | −0.36 |
R Cancri is a Mira variable in the constellation Cancer. Located approximately 633 parsecs (2,060 ly) distant, it varies between magnitudes 6.07 and 11.9 over a period of approximately 357 days.[4]
References
- ↑ 1.0 1.1 1.2 1.3 1.4 Lua error in package.lua at line 80: module 'strict' not found. Vizier catalog entry
- ↑ 2.0 2.1 2.2 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ Lua error in package.lua at line 80: module 'strict' not found.
- ↑ 4.0 4.1 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ Lua error in package.lua at line 80: module 'strict' not found.
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