HR 3087
| catalogues and names |
| The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version) |
| SKY2000 - Master Star Catalog |
| Smithsonian Astrophysical Observatory Star Catalog |
catalogues and names
| catalogues and names | HR 3087, HD 64685, SAO 116120, BD +9 1815 |
data from The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version) (Hoffleit+, 1991)
position, motion, parallax:
| position (J2000) | RA: 7h 55min 31.4sec | DEC: +8° 51' 46'' | ||
| position (B1900) | RA: 7h 50min 5.5sec | DEC: +9° 7' 43'' | ||
| proper motion (J2000) | RA: -0.013 arcsec/a | DEC: -0.087 arcsec/a | ||
| radial velocity | 22 km/s | |||
| galactic coordinates | longitude: 212.16° | latitude: 18.24° | ||
magnitude
| visual magnitude | 5.86 (V on UBV Johnson system) |
spectral / color information
| spectral class | F2IV |
| B-V-magnitude | 0.35 |
| U-B-magnitude | 0.02 |
data from SKY2000 - Master Star Catalog (Myers+ 1997)
position, motion, parallax:
| position (J2000) | RA: 7h 55min 31.441sec | DEC: +8° 51' 45.81'' | ±0.2 arcsec | source: 52 |
| proper motion (J2000) | RA: -0.0003 arcsec/a | DEC: -0.096 arcsec/a | source: 25 | |
| radial velocity | 22 km/s | source: 25 | ||
| galactic coord. (B1950) | longitude: 212.17° | latitude: 18.24° | ||
magnitude:
| visual | 5.86 (observed) | source: 25 |
| photovisual | 5.8 | source: 2 |
| photographic | 6.1 | source: 16 |
spectral information:
| spectral class | F0 | source: 96 | |
| Morgan-Keenan | F2IV | source: 25 | |
| B-magnitude | 6.21 ±0.05 | B-V-magnitude | 0.35 |
| U-magnitude | 6.23 ±0.05 | U-B-magnitude | 0.02 |
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 | |
| 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: 7h 52min 48.47sec | DEC: +8° 59' 49.65'' | ±0.024 arcsec |
| position (J2000) | RA: 7h 55min 31.387sec | DEC: +8° 51' 46.47'' | |
| proper motion B1950 (FK4) | RA: -0.001 arcsec/a | DEC: -0.089 arcsec/a | ±0.004 arcsec/a in RA ±0.004 arcsec/a in DEC |
| proper motion J2000 (FK5) | RA: -0.0009 arcsec/a | DEC: -0.087 arcsec/a | |
| source of proper motion data | Determined by source catalog | ||
magnitude:
| visual | 5.8 (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: 10710 |
| Durchmusterung | BD+09 1815 |
| Boss General Catalogue | 10710 |
| Henry Draper Catalogue | 64685 |