65 Andromedae
catalogues and names
| catalogues and names | 65 And, HR 699, HD 14872, SAO 23319, BD +49 656, FK5: 2165, WDS 02256+5017A |
| constellation | Andromeda |
data from The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version) (Hoffleit+, 1991)
position, motion, parallax:
| position (J2000) | RA: 2h 25min 37.4sec | DEC: +50° 16' 43'' | ||
| position (B1900) | RA: 2h 18min 57sec | DEC: +49° 49' 34'' | ||
| proper motion (J2000) | RA: 0.027 arcsec/a | DEC: -0.01 arcsec/a | ||
| radial velocity | -5 km/s note: suspected variable radial velocity |
|||
| rotational velocity | <17 km/s (uncertain) (variable) | |||
| trigonometric parallax | 0.011 arcsec | |||
| galactic coordinates | longitude: 137.95° | latitude: -9.83° | ||
magnitude
| visual magnitude | 4.71 (V on UBV Johnson system) |
spectral / color information
| spectral class | K4+III |
| B-V-magnitude | 1.53 |
| U-B-magnitude | 1.89 |
| R-I-magnitude | |
| IR-note | object is infrared source (NASA merged infrared catalogue, Schmitz et al., 1978) |
double/multiple star system information
| number of components of multiple star system | 3 |
| separation | 191.7 arcsec |
| mag difference (of double or brightest multiple) | 5.7 |
| component ID | AC |
| note | Worley (1978) update of the IDS |
data from SKY2000 - Master Star Catalog (Myers+ 1997)
position, motion, parallax:
| position (J2000) | RA: 2h 25min 37.302sec | DEC: +50° 16' 42.78'' | ±0.43 arcsec | source: 16 |
| proper motion (J2000) | RA: 0.0013 arcsec/a | DEC: -0.021 arcsec/a | source: 25 | |
| radial velocity | -5 km/s | source: 25 | ||
| trigonometric parallax | 0.011 arcsec | ±0.001 arcsec | source: 25 | |
| galactic coord. (B1950) | longitude: 137.95° | latitude: -9.83° | ||
magnitude:
| visual | 4.71 (observed) | source: 25 |
| photovisual | 4.9 | source: 2 |
| photographic | 6 | source: 16 |
spectral information:
| spectral class | K5 | source: 96 | |
| Morgan-Keenan | K4.5III | source: 25 | |
| B-magnitude | 6.24 ±0.05 | B-V-magnitude | 1.53 |
| U-magnitude | 8.13 ±0.05 | U-B-magnitude | 1.89 |
double/multiple star system information:
| separation between brightest and second brightest component | 49.6 arcsec |
| magnitude difference between brightest and second brightest component | 8.2 |
| position angle | 304 ° |
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 | |
| 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: 2h 22min 16.474sec | DEC: +50° 3' 13.04'' | ±0.018 arcsec |
| position (J2000) | RA: 2h 25min 37.408sec | DEC: +50° 16' 43.08'' | |
| proper motion B1950 (FK4) | RA: 0.0025 arcsec/a | DEC: -0.01 arcsec/a | ±0.003 arcsec/a in RA ±0.003 arcsec/a in DEC |
| proper motion J2000 (FK5) | RA: 0.0025 arcsec/a | DEC: -0.014 arcsec/a | |
| source of proper motion data | Determined by source catalog | ||
magnitude:
| visual | 4.9 (accuracy: 2 decimals) |
| source of visual magnitude data | Taken from Harvard or San Luis photometry. |
spectral information:
| spectral class | K5 |
| source of spectral data | Taken from the Henry Draper Catalogue or no spectrum in source catalog. |
catalogues
| source catalogue | GC, catalogue number: 2902 |
| Durchmusterung | BD+49 656 |
| Boss General Catalogue | 2902 |
| Henry Draper Catalogue | 14872 |
data from The Washington Visual Double Star Catalog, 1996.0 (Worley+, 1996)
position and proper motion:
| position (J2000) | RA: 2h 25.6min | DEC: +50° 17' |
| proper motion (J2000) | RA: 0.027 arcsec/a | DEC: -0.01 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 | 1908 | 2 | 303° | 47.9'' | 4.71 | 12.9 | K4+III | BUP 31 |
| 1963 | 304° | 49.6'' | ||||||
| AC | 1879 | 2 | 307° | 191.7'' | 4.9 | 10.6 | - | BUP 31 |
discoverer information:
| discoverer code | discoverer | reference |
| BUP 31 | - | - |
notes:
| note | 65 And. |