HR 6388
catalogues and names
| catalogues and names | HR 6388, HD 155410, SAO 46524, BD +40 3109, FK5: 3365, WDS 17096+4047 |
data from The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version) (Hoffleit+, 1991)
position, motion, parallax:
| position (J2000) | RA: 17h 9min 33.3sec | DEC: +40° 46' 38'' | ||
| position (B1900) | RA: 17h 6min 18.7sec | DEC: +40° 54' 8'' | ||
| proper motion (J2000) | RA: -0.042 arcsec/a | DEC: 0.012 arcsec/a | ||
| radial velocity | -56 km/s note: spectroscopic binaries note: orbital data avaible |
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| rotational velocity | <17 km/s (uncertain) (variable) | |||
| trigonometric parallax | 0.019 arcsec | |||
| galactic coordinates | longitude: 65.27° | latitude: 35.99° | ||
magnitude
| visual magnitude | 5.08 (V on UBV Johnson system) |
spectral / color information
| spectral class | K3III |
| B-V-magnitude | 1.28 |
| U-B-magnitude | 1.39 |
| R-I-magnitude | |
| IR-note | object is infrared source (NASA merged infrared catalogue, Schmitz et al., 1978) |
double/multiple star system information
| note (category: spectroscopic binaries): | 876.25d, K 4.79k/s, V0 -57.58k/s, asini 45.8. Unresolved at 10 epochs between 1977.69 and 1981.47 with sep. 0.039" on 1980.48 (McAlister and Hartkopf). |
data from SKY2000 - Master Star Catalog (Myers+ 1997)
position, motion, parallax:
| position (J2000) | RA: 17h 9min 33.284sec | DEC: +40° 46' 37.16'' | ±0.43 arcsec | source: 16 |
| proper motion (J2000) | RA: -0.0037 arcsec/a | DEC: 0 arcsec/a | source: 25 | |
| radial velocity | -56 km/s | source: 25 | ||
| trigonometric parallax | 0.019 arcsec | ±0.002 arcsec | source: 25 | |
| galactic coord. (B1950) | longitude: 65.27° | latitude: 35.99° | ||
magnitude:
| visual | 5.08 (observed) | source: 25 |
| photovisual | 5.1 | source: 2 |
| photographic | 6.1 | source: 16 |
spectral information:
| spectral class | K0 | source: 96 | |
| Morgan-Keenan | K3III | source: 25 | |
| B-magnitude | 6.36 ±0.05 | B-V-magnitude | 1.28 |
| U-magnitude | 7.75 ±0.05 | U-B-magnitude | 1.39 |
double/multiple star system information:
| separation between brightest and second brightest component | 0.1 arcsec |
| position angle | 180 ° |
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: 17h 7min 55.85sec | DEC: +40° 50' 19.13'' | ±0.029 arcsec |
| position (J2000) | RA: 17h 9min 33.164sec | DEC: +40° 46' 37.47'' | |
| proper motion B1950 (FK4) | RA: -0.0049 arcsec/a | DEC: 0.009 arcsec/a | ±0.007 arcsec/a in RA ±0.004 arcsec/a in DEC |
| proper motion J2000 (FK5) | RA: -0.0045 arcsec/a | DEC: 0.01 arcsec/a | |
| source of proper motion data | Determined by source catalog | ||
magnitude:
| visual | 5.1 (accuracy: 2 decimals) |
| source of visual magnitude data | Taken from Harvard or San Luis photometry. |
spectral information:
| spectral class | K0 |
| source of spectral data | Taken from the Henry Draper Catalogue or no spectrum in source catalog. |
catalogues
| source catalogue | GC, catalogue number: 23172 |
| Durchmusterung | BD+40 3109 |
| Boss General Catalogue | 23172 |
| Henry Draper Catalogue | 155410 |
data from The Washington Visual Double Star Catalog, 1996.0 (Worley+, 1996)
position and proper motion:
| position (J2000) | RA: 17h 9.6min | DEC: +40° 47' |
| proper motion (J2000) | RA: -0.042 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 |
| - | 1980 | 3 | 94° | 0'' | 5.08 | - | K3III | MCA 45 |
| 1991 | 180° | 0.1'' |
discoverer information:
| discoverer code | discoverer | reference |
| MCA 45 | McAlister, H.A. | - |