HR 5633
catalogues and names
| catalogues and names | HR 5633, HD 134064, SAO 101379, BD +19 2924, WDS 15073+1827 |
data from The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version) (Hoffleit+, 1991)
position, motion, parallax:
| position (J2000) | RA: 15h 7min 20.4sec | DEC: +18° 26' 30'' | ||
| position (B1900) | RA: 15h 2min 45.2sec | DEC: +18° 49' 41'' | ||
| proper motion (J2000) | RA: 0.043 arcsec/a | DEC: -0.055 arcsec/a | ||
| radial velocity | -6 km/s note: spectroscopic binaries |
|||
| rotational velocity | 165 km/s (uncertain) (variable) | |||
| dynamical parallax | 0.015 arcsec | |||
| galactic coordinates | longitude: 24.65° | latitude: 57.61° | ||
magnitude
| visual magnitude | 6.02 (V on UBV Johnson system) |
spectral / color information
| spectral class | A3V |
| B-V-magnitude | 0.06 |
| U-B-magnitude | 0.06 |
double/multiple star system information
| separation | 0.1 arcsec |
| mag difference (of double or brightest multiple) | 0.1 |
| note (category: double and multiple data): | 6.7 A2V, 6.8 A1V, sep. 0.08", 8.0y, a = 0.10". Combined mag., colors. Unresolved by speckle interferometry. |
data from SKY2000 - Master Star Catalog (Myers+ 1997)
position, motion, parallax:
| position (J2000) | RA: 15h 7min 20.355sec | DEC: +18° 26' 30.81'' | ±0.35 arcsec | source: 17 |
| proper motion (J2000) | RA: 0.0027 arcsec/a | DEC: -0.046 arcsec/a | source: 25 | |
| radial velocity | -6 km/s | source: 25 | ||
| galactic coord. (B1950) | longitude: 24.65° | latitude: 57.61° | ||
magnitude:
| visual | 6.02 (observed) | source: 25 |
| photovisual | 6 | source: 2 |
| photographic | 6 | source: 16 |
spectral information:
| spectral class | A0 | source: 96 | |
| Morgan-Keenan | A3V | source: 25 | |
| B-magnitude | 6.08 ±0.05 | B-V-magnitude | 0.06 |
| U-magnitude | 6.14 ±0.05 | U-B-magnitude | 0.06 |
double/multiple star system information:
| magnitude difference between brightest and second brightest component | 0 |
sources:
| 2 | HD and HDE Catalogs |
| Cannon, A.J., and E.C. Pickering, Harvard Annals, Vols 91-99, 1918-24, Cambridge, Massachusetts: Harvard University; Cannon, A.J., Harvard Annals, Vol. 100, 1925-36, Cambridge, Massachusetts: Harvard University; and Cannon, A.J., and M. Walton Mayall, Harvard Annals, Vol. 112, 1949, Cambridge, Massachusetts: Harvard University | |
| 16 | PPM North and PPM South Catalogs and PPM Supplement |
| Roser, S., and U. Bastian, "Catalogue of Positions and Proper Motions," A&AS, Vol. 74, p. 449, 1988, and Bastian, U., et al., "Catalogue of Positions and Proper Motions - South," 1993 | |
| 17 | ACRS |
| Corbin, T.E., and S.E. Urban, Astrographic Catalog Reference Stars, United States Naval Observatory, 1991 | |
| 19 | WDS Catalog |
| Worley, C.E., and G.G. Douglass, Washington Catalog of Visual Double Stars 1996.0, United States Naval Observatory, 1996 | |
| 25 | Bright Star Catalogue, 5th edition |
| Hoffleit, D. and Warren, W.H. Jr., The Bright Star Catalogue, 5th Revised Edition, Version 2, 1994 | |
| 96 | SAO or HD/HDE Catalog |
| Reference from Value 1 or Reference from Value 2 | |
data from Smithsonian Astrophysical Observatory Star Catalog (SAO Staff 1966; USNO, ADC 1990)
position and proper motion:
| position (B1950) | RA: 15h 5min 2.718sec | DEC: +18° 38' 1.95'' | ±0.019 arcsec |
| position (J2000) | RA: 15h 7min 20.378sec | DEC: +18° 26' 30.03'' | |
| proper motion B1950 (FK4) | RA: 0.003 arcsec/a | DEC: -0.059 arcsec/a | ±0.004 arcsec/a in RA ±0.004 arcsec/a in DEC |
| proper motion J2000 (FK5) | RA: 0.0031 arcsec/a | DEC: -0.055 arcsec/a | |
| source of proper motion data | Determined by source catalog | ||
magnitude:
| visual | 6 (accuracy: 2 decimals) |
| source of visual magnitude data | Taken from Harvard or San Luis photometry. |
spectral information:
| spectral class | A0 |
| source of spectral data | Taken from the Henry Draper Catalogue or no spectrum in source catalog. |
remarks for duplicity and variability
| Double star in Aitken's Double Star Catalogue (Aitken 1932) |
catalogues
| source catalogue | GC, catalogue number: 20340 |
| Durchmusterung | BD+19 2924 |
| Boss General Catalogue | 20340 |
| Henry Draper Catalogue | 134064 |
data from The Washington Visual Double Star Catalog, 1996.0 (Worley+, 1996)
position and proper motion:
| position (J2000) | RA: 15h 7.3min | DEC: +18° 27' |
| proper motion (J2000) | RA: 0.039 arcsec/a | DEC: -0.046 arcsec/a |
double/multiple star system information:
| component | year | number of measures | position angle | angular separation | magnitude of 1st component | magnitude of 2nd component | spectral class(es) | discoverer code |
| - | 1910 | 11 | ° | '' | 6.8 | 6.8 | A2V | A 2385 |
discoverer information:
| discoverer code | discoverer | reference |
| A 2385 | Aitken, R.G. | - |
notes:
| note | P = 8yr., a = 0.10", motion retrograde. |
data from 4th Catalog of Orbits of Visual Binaries (Worley+, 1983)
position:
| position (B1900) | RA: 15h 2.8min | DEC: +18° 50' |
magnitudes, spectral classes, orbital elements:
| author: | O.J. Eggen |
| date of observation: | 1945 |
| magnitude of component A: | 6.7 |
| magnitude of component B: | 6.7 |
| spectral class component B: | A2V |
| spectral class component B: | A2V |
| period [y]: | 8 |
| semi-major axis [arcsec]: | 0.1 |
| inclination [deg]: | 122.6 |
| node [deg]: | 41.3 |
| eccentricity: | 0.45 |
| time of periastron passage: | 1939.97 |
| dates of ephemeris: | 1 rev. |
| grade: | preliminary |
| reference: | Astron. J. 52, 82; 1946. |
| other name(s) | A 2385 |