HR 5074
catalogues and names
| catalogues and names | HR 5074, HD 117200, SAO 16078, BD +65 935, WDS 13271+6444A |
data from The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version) (Hoffleit+, 1991)
position, motion, parallax:
| position (J2000) | RA: 13h 27min 4.6sec | DEC: +64° 44' 8'' | ||
| position (B1900) | RA: 13h 23min 42.6sec | DEC: +65° 15' 12'' | ||
| proper motion (J2000) | RA: -0.068 arcsec/a | DEC: 0.028 arcsec/a | ||
| radial velocity | -13 km/s | |||
| rotational velocity | 21 km/s (uncertain) (variable) | |||
| galactic coordinates | longitude: 116.77° | latitude: 51.96° | ||
magnitude
| visual magnitude | 6.66 (V on UBV Johnson system) |
spectral / color information
| spectral class | F0 |
| B-V-magnitude | 0.37 |
| U-B-magnitude | 0 |
double/multiple star system information
| number of components of multiple star system | 3 |
| separation | 47 arcsec |
| mag difference (of double or brightest multiple) | 0.4 |
| component ID | AB |
| note | Worley (1978) update of the IDS |
| note (category: double and multiple data): | CPM with HR 5075. |
data from SKY2000 - Master Star Catalog (Myers+ 1997)
position, motion, parallax:
| position (J2000) | RA: 13h 27min 4.664sec | DEC: +64° 44' 7.95'' | ±0.2 arcsec | source: 52 |
| proper motion (J2000) | RA: -0.0098 arcsec/a | DEC: 0.038 arcsec/a | source: 25 | |
| radial velocity | -13 km/s | source: 25 | ||
| galactic coord. (B1950) | longitude: 116.77° | latitude: 51.96° | ||
magnitude:
| visual | 6.66 (observed) | source: 25 |
| photovisual | 6.7 | source: 2 |
| photographic | 7 | source: 16 |
spectral information:
| spectral class | F0 | source: 96 | |
| B-magnitude | 7.03 ±0.05 | B-V-magnitude | 0.37 |
| U-magnitude | 7.03 ±0.05 | U-B-magnitude | 0 |
double/multiple star system information:
| separation between brightest and second brightest component | 68.9 arcsec |
| magnitude difference between brightest and second brightest component | 0.38 |
| position angle | 147 ° |
| component | magnitude | spectral class | catalogue(s)/name(s) |
| A | 6.66 | F0 | HR 5074, HD 117200, SAO 16078 |
| B | 7.04 | F0 | HR 5075, HD 117201, SAO 16079 |
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 | |
| 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 | |
| 52 | PPMN-HP subset |
| PPMN Star Catalogue (Reference 16) High-Precision Subset (Code H) | |
| 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: 13h 25min 23.734sec | DEC: +64° 59' 38.12'' | ±0.034 arcsec |
| position (J2000) | RA: 13h 27min 4.645sec | DEC: +64° 44' 7.71'' | |
| proper motion B1950 (FK4) | RA: -0.0112 arcsec/a | DEC: 0.025 arcsec/a | ±0.005 arcsec/a in RA ±0.005 arcsec/a in DEC |
| proper motion J2000 (FK5) | RA: -0.0106 arcsec/a | DEC: 0.028 arcsec/a | |
| source of proper motion data | Determined by source catalog | ||
magnitude:
| visual | 6.7 (accuracy: 2 decimals) |
| source of visual magnitude data | Taken from Harvard or San Luis photometry. |
spectral information:
| spectral class | F0 |
| source of spectral data | Taken from the Henry Draper Catalogue or no spectrum in source catalog. |
catalogues
| source catalogue | GC, catalogue number: 18196 |
| Durchmusterung | BD+65 935 |
| Boss General Catalogue | 18196 |
| Henry Draper Catalogue | 117200 |
data from The Washington Visual Double Star Catalog, 1996.0 (Worley+, 1996)
position and proper motion:
| position (J2000) | RA: 13h 27.1min | DEC: +64° 44' |
| proper motion (J2000) | RA: -0.066 arcsec/a | DEC: 0.038 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 |
| AB | 1876 | 8 | 147° | 68.9'' | 6.63 | 7.01 | F0 | STT 123 |
| BC | 1910 | 2 | 92° | 32.9'' | 7.01 | 12.2 | - | STT 123 |
| 1960 | 94° | 36.4'' |
discoverer information:
| discoverer code | discoverer | reference |
| STT 123 | Struve, O. | - |