NSV 00317
catalogues and names
| catalogues and names | NSV 00317, HR 233, HD 4775, SAO 11424, BD +63 99, FK5: 29, WDS 00507+6415 |
data from The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version) (Hoffleit+, 1991)
position, motion, parallax:
| position (J2000) | RA: 0h 50min 43.6sec | DEC: +64° 14' 51'' | ||
| position (B1900) | RA: 0h 44min 39.2sec | DEC: +63° 42' 11'' | ||
| proper motion (J2000) | RA: 0.03 arcsec/a | DEC: -0.012 arcsec/a | ||
| radial velocity | 3 km/s note: spectroscopic binaries note: orbital data avaible |
|||
| rotational velocity | 0 km/s (uncertain) (variable) | |||
| galactic coordinates | longitude: 122.85° | latitude: 1.38° | ||
magnitude
| visual magnitude | 5.39 (V on UBV Johnson system) |
spectral / color information
| spectral class | G0III-IV+B9.5V |
| B-V-magnitude | 0.49 |
| U-B-magnitude | 0.14 |
| note (category: spectra): | Also classified G0III + A5V. |
variability information
| variable star identification | 317 |
| note (category: variability): | 5.33 - 5.39V. |
double/multiple star system information
| note (category: spectroscopic binaries): | 225.739k/s, K 8.9k/s, V0 +1.76k/s, asini 27.5; vsini of secondary 50k/s. |
data from SKY2000 - Master Star Catalog (Myers+ 1997)
position, motion, parallax:
| position (J2000) | RA: 0h 50min 43.603sec | DEC: +64° 14' 51.15'' | ±0.02 arcsec | source: 25 |
| proper motion (J2000) | RA: 0.0045 arcsec/a | DEC: -0.012 arcsec/a | source: 25 | |
| radial velocity | 3 km/s | source: 25 | ||
| galactic coord. (B1950) | longitude: 122.86° | latitude: 1.38° | ||
magnitude:
| visual | 5.39 (observed) | source: 25 |
| photovisual | 5.5 | source: 2 |
spectral information:
| spectral class | +++ | source: 29 | |
| Morgan-Keenan | G0III-IV+B9.5V | source: 25 | |
| B-magnitude | 5.88 ±0.05 | B-V-magnitude | 0.49 |
| U-magnitude | 6.02 ±0.05 | U-B-magnitude | 0.14 |
double/multiple star system information:
| separation between brightest and second brightest component | 0.1 arcsec |
| position angle | 344 ° |
| component | magnitude | spectral class | catalogue(s)/name(s) |
| B | 5.39 | +++ | HR 233, HD 4775, SAO 11424 |
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 | |
| 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 | |
| 29 | SAOJ2000 |
| SAO on FK5 at J2000, 1989 | |
data from Smithsonian Astrophysical Observatory Star Catalog (SAO Staff 1966; USNO, ADC 1990)
position and proper motion:
| position (B1950) | RA: 0h 47min 40.282sec | DEC: +63° 58' 32.83'' | ±0.005 arcsec |
| position (J2000) | RA: 0h 50min 43.586sec | DEC: +64° 14' 51.08'' | |
| proper motion B1950 (FK4) | RA: 0.0043 arcsec/a | DEC: -0.007 arcsec/a | ±0.001 arcsec/a in RA ±0.001 arcsec/a in DEC |
| proper motion J2000 (FK5) | RA: 0.0043 arcsec/a | DEC: -0.013 arcsec/a | |
| source of proper motion data | Determined by source catalog | ||
magnitude:
| visual | 5.5 (accuracy: 2 decimals) |
| source of visual magnitude data | Taken from the "Henry Draper Catalogue". |
spectral information:
| spectral class | +++ |
| source of spectral data | Taken from the Henry Draper Catalogue or no spectrum in source catalog. |
catalogues
| source catalogue | FK4, catalogue number: 29 |
| Durchmusterung | BD+63 99 |
| Boss General Catalogue | 1004 |
| Henry Draper Catalogue | 4775 The "SAO Catalog" entry refers to two consecutive HD numbers, the lower of which is given. |
data from The Washington Visual Double Star Catalog, 1996.0 (Worley+, 1996)
position and proper motion:
| position (J2000) | RA: 0h 50.7min | DEC: +64° 15' |
| proper motion (J2000) | RA: 0.03 arcsec/a | DEC: -0.012 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 |
| - | 1978 | 12 | 171° | 0'' | 5.39 | - | B9.5V | MCA 2 |
| 1991 | 344° | 0.1'' |
discoverer information:
| discoverer code | discoverer | reference |
| MCA 2 | McAlister, H.A. | (Astrophys. J. 225, 932; 1978.) |
notes:
| note | A spectroscopic binary and resolved interferometer pair. Composite spectrum: B9.5V+G0III-IV. Orbits with P = 11.4 and 12.2yr., a = 0.045 and 0.042", have been computed. Motion retrograde. |
data from Combined General Catalogue of Variable Stars (suspected variables) (Kholopov+ 1998)
position:
| position (equinox 1950.0) | RA: 0h 47min 40.3sec | DEC: +63° 58' 33'' |
variability informations:
| magnitute at max. brightness | 5.33 |
| magnitute at min. brightness | 5.39 |
| photometric system | visual, photovisual or Johnson's V |
spectral information
| spectral class | * |
references
| to a study | 440328D (designation: +63 99) |
miscanellous
| There are notes in the published catalog (Kukarkin et al.(1982)). |