g1Normae
| catalogues and names | g1Nor, HR 6058, HD 146143, SAO 226619 |
| constellation | Norma |
data from The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version) (Hoffleit+, 1991)
position, motion, parallax:
| position (J2000) | RA: 16h 17min 0,9sec | DEC: -50° 4' 6'' |
| position (J1900) | RA: 16h 9min 31,5sec | DEC: -49° 49' 5'' |
| proper motion (J2000) | RA: -0,005 arcsec/a | DEC: -0,004 arcsec/a |
| radial velocity | -17 km/s | |
| trigonometric parallax | -0,001 arcsec | |
magnitude
| visual magnitude | 4,99 (V on UBV Johnson system) |
spectral / color information
| spectral class | F9Ia |
| B-V-magnitude | 0,8 |
| U-B-magnitude | 0,51 |
data from SKY2000 - Master Star Catalog (Myers+ 1997)
position, motion, parallax:
| position (J2000) | RA: 16h 17min 0,947sec | DEC: -50° 4' 5,25'' | ±0,19 arcsec | source: 16 |
| proper motion (J2000) | RA: 0,0005 arcsec/a | DEC: -0,008 arcsec/a | source: 25 | |
| radial velocity | -17 km/s | source: 25 | ||
| galactic coord. (B1950) | longitude: 333,04° | latitude: 0,39° | ||
| GCI unit vector (J2000) | X: -0,27882 | Y: -0,578156 | Z: -0,766808 | |
magnitude:
| visual | 4,99 (observed) | source: 25 |
| photovisual | 4,8 | source: 16 |
spectral information:
| spectral class | F8 | source: 96 | |
| Morgan-Keenan | F9Ia | source: 25 | |
| B-magnitude | 5,79 ±0,05 | B-V-magnitude | 0,8 |
| U-magnitude | 6,3 ±0,05 | U-B-magnitude | 0,51 |
sources:
| 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 | |
| 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 (J1950) | RA: 16h 13min 15,67sec | DEC: -49° 56' 42,45'' | ±0,029 arcsec |
| position (J2000) | RA: 16h 17min 0,885sec | DEC: -50° 4' 5,55'' | |
| proper motion J1950 (FK4) | RA: -0,0003 arcsec/a | DEC: -0,005 arcsec/a | ±0,007 arcsec/a in RA ±0,005 arcsec/a in DEC |
| proper motion J2000 (FK5) | RA: -0,0005 arcsec/a | DEC: -0,004 arcsec/a | |
| source of proper motion data | Determined by source catalog | ||
magnitude:
| visual | 5 (accuracy: 2 decimals) |
| source of visual magnitude data | Taken from Harvard or San Luis photometry. |
spectral information:
| spectral class | F8p |
| source of spectral data | Taken from the Henry Draper Catalogue or no spectrum in source catalog. |
catalogues
| source catalogue | GC, catalogue number: 21871 |
| Durchmusterung | CD-4910474 |
| Boss General Catalogue | 21871 |
| Henry Draper Catalogue | 146143 |