16 Camelopardalis
catalogues and names
| catalogues and names | 16 Cam, HR 1751, HD 34787, SAO 25161, BD +57 879, FK5: 2402, WDS 05235+5733 |
| constellation | Camelopardalis |
data from The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version) (Hoffleit+, 1991)
position, motion, parallax:
| position (J2000) | RA: 5h 23min 27.8sec | DEC: +57° 32' 40'' | ||
| position (B1900) | RA: 5h 14min 54.2sec | DEC: +57° 26' 50'' | ||
| proper motion (J2000) | RA: 0.013 arcsec/a | DEC: -0.055 arcsec/a | ||
| radial velocity | 12 km/s note: spectroscopic binaries |
|||
| rotational velocity | 268 km/s (uncertain) (variable) | |||
| trigonometric parallax | 0.023 arcsec | |||
| galactic coordinates | longitude: 153.49° | latitude: 11.88° | ||
magnitude
| visual magnitude | 5.28 (V on UBV Johnson system) |
spectral / color information
| spectral class | A0Vn |
| B-V-magnitude | -0.03 |
| U-B-magnitude | -0.07 |
double/multiple star system information
| separation | 106.2 arcsec |
| mag difference (of double or brightest multiple) | 7.7 |
| note | Worley (1978) update of the IDS |
data from SKY2000 - Master Star Catalog (Myers+ 1997)
position, motion, parallax:
| position (J2000) | RA: 5h 23min 27.835sec | DEC: +57° 32' 39.82'' | ±0.22 arcsec | source: 15 |
| proper motion (J2000) | RA: 0.0016 arcsec/a | DEC: -0.055 arcsec/a | source: 25 | |
| radial velocity | 12 km/s | source: 25 | ||
| trigonometric parallax | 0.023 arcsec | ±0.002 arcsec | source: 25 | |
| galactic coord. (B1950) | longitude: 153.5° | latitude: 11.88° | ||
magnitude:
| visual | 5.26 (observed) | source: 25 |
| photovisual | 5.3 | source: 2 |
spectral information:
| spectral class | A0 | source: 96 | |
| Morgan-Keenan | A0Vn | source: 25 | |
| B-magnitude | 5.24 ±0.05 | B-V-magnitude | -0.02 |
| U-magnitude | 5.16 ±0.05 | U-B-magnitude | -0.08 |
double/multiple star system information:
| separation between brightest and second brightest component | 106.2 arcsec |
| magnitude difference between brightest and second brightest component | 7.7 |
| position angle | 219 ° |
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 | |
| 15 | FK5, FK5 Extension and FK5 Supplement |
| Fricke, W., H. Schwan and T. Lederle, "Fifth Fundamental Catalogue (FK5), Part I. The Basic Fundamental Stars," Veroff. Astronomisches Recheninstitut, No. 32, Heidelberg, Germany, 1988, and Fricke, W., H. Schwan, and T.E. Corbin, "Fifth Fundamental Catalogue (FK5), Part II. The FK5 Extension," Veröff. Astronomisches Recheninstitut, No. 33, Heidelberg, Germany, 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: 5h 19min 10.611sec | DEC: +57° 29' 54.12'' | ±0.022 arcsec |
| position (J2000) | RA: 5h 23min 27.614sec | DEC: +57° 32' 39.6'' | |
| proper motion B1950 (FK4) | RA: -0.0036 arcsec/a | DEC: -0.055 arcsec/a | ±0.004 arcsec/a in RA ±0.003 arcsec/a in DEC |
| proper motion J2000 (FK5) | RA: -0.0039 arcsec/a | DEC: -0.056 arcsec/a | |
| source of proper motion data | Determined by source catalog | ||
magnitude:
| visual | 5.3 (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. |
catalogues
| source catalogue | GC, catalogue number: 6578 |
| Durchmusterung | BD+57 879 |
| Boss General Catalogue | 6578 |
| Henry Draper Catalogue | 34787 |
data from The Washington Visual Double Star Catalog, 1996.0 (Worley+, 1996)
position and proper motion:
| position (J2000) | RA: 5h 23.5min | DEC: +57° 33' |
| proper motion (J2000) | RA: 0.013 arcsec/a | DEC: -0.055 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 |
| - | 1913 | 1 | 219° | 106.2'' | 5.23 | 12.9 | A0Vn | BU 1393 |
discoverer information:
| discoverer code | discoverer | reference |
| BU 1393 | Burnham, S.W. | - |
notes:
| note | 16 Cam. A is a spectroscopic binary. |