10 Arietis
catalogues and names
| catalogues and names | 10 Ari, HR 605, HD 12558, SAO 75114, BD +25 341, WDS 02037+2556A |
| constellation | Aries |
data from The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version) (Hoffleit+, 1991)
position, motion, parallax:
| position (J2000) | RA: 2h 3min 39.3sec | DEC: +25° 56' 8'' | ||
| position (B1900) | RA: 1h 57min 58.6sec | DEC: +25° 27' 14'' | ||
| proper motion (J2000) | RA: 0.134 arcsec/a | DEC: 0.022 arcsec/a | ||
| radial velocity | 16 km/s note: variable radial velocity |
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| trigonometric parallax | 0.025 arcsec | |||
| galactic coordinates | longitude: 142.61° | latitude: -34.16° | ||
| note (category: dynamical parallaxes): | 0.016". |
magnitude
| visual magnitude | 5.63 (V on UBV Johnson system) |
spectral / color information
| spectral class | F8IV |
| B-V-magnitude | 0.54 |
| U-B-magnitude | 0.02 |
double/multiple star system information
| number of components of multiple star system | 3 |
| separation | 0.8 arcsec |
| mag difference (of double or brightest multiple) | 1.5 |
| component ID | AB |
| note (category: double and multiple data): | AB 5.90 F8IV, 7.27 F9V, 288.0y, a = 1.256"; or 309.03y, a = 1.34". Other published periods have ranged from 247 to 925y. Combined mag., colors. |
data from SKY2000 - Master Star Catalog (Myers+ 1997)
position, motion, parallax:
| position (J2000) | RA: 2h 3min 39.386sec | DEC: +25° 56' 8.57'' | ±0.43 arcsec | source: 16 |
| proper motion (J2000) | RA: 0.0108 arcsec/a | DEC: 0.023 arcsec/a | source: 25 | |
| radial velocity | 16 km/s | source: 25 | ||
| trigonometric parallax | 0.025 arcsec | ±0.002 arcsec | source: 25 | |
| galactic coord. (B1950) | longitude: 142.62° | latitude: -34.16° | ||
magnitude:
| visual | 5.63 (observed) | source: 25 |
| photovisual | 5.7 | source: 2 |
| photographic | 6.1 | source: 16 |
spectral information:
| spectral class | F5 | source: 96 | |
| Morgan-Keenan | F8IV | source: 25 | |
| B-magnitude | 6.17 ±0.05 | B-V-magnitude | 0.54 |
| U-magnitude | 6.19 ±0.05 | U-B-magnitude | 0.02 |
double/multiple star system information:
| separation between brightest and second brightest component | 1.1 arcsec |
| magnitude difference between brightest and second brightest component | 2.2 |
| position angle | 332 ° |
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 0min 48.666sec | DEC: +25° 41' 44.23'' | ±0.025 arcsec |
| position (J2000) | RA: 2h 3min 39.345sec | DEC: +25° 56' 8.23'' | |
| proper motion B1950 (FK4) | RA: 0.0099 arcsec/a | DEC: 0.027 arcsec/a | ±0.004 arcsec/a in RA ±0.003 arcsec/a in DEC |
| proper motion J2000 (FK5) | RA: 0.0099 arcsec/a | DEC: 0.022 arcsec/a | |
| source of proper motion data | Determined by source catalog | ||
magnitude:
| visual | 5.7 (accuracy: 2 decimals) |
| source of visual magnitude data | Taken from Harvard or San Luis photometry. |
spectral information:
| spectral class | F5 |
| source of spectral data | Taken from the Henry Draper Catalogue or no spectrum in source catalog. |
remarks for duplicity and variability
| Double star in Aitken's Double Star Catalogue (Aitken 1932) |
catalogues
| source catalogue | GC, catalogue number: 2476 |
| Durchmusterung | BD+25 341 |
| Boss General Catalogue | 2476 |
| Henry Draper Catalogue | 12558 |
data from The Washington Visual Double Star Catalog, 1996.0 (Worley+, 1996)
position and proper motion:
| position (J2000) | RA: 2h 3.7min | DEC: +25° 56' |
| proper motion (J2000) | RA: 0.135 arcsec/a | DEC: 0.017 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 | 1821 | often | 23° | 2'' | 5.8 | 8 | F8IV | STF 208 |
| 1991 | 332° | 1.1'' | ||||||
| AB-C | 1912 | 1 | 144° | 98.9'' | - | 13.5 | - | STF 208 |
discoverer information:
| discoverer code | discoverer | reference |
| STF 208 | Struve, F.G.W. | - |
notes:
| note | 10 Ari. P = 325yr., a = 1.39", motion direct. |
data from 4th Catalog of Orbits of Visual Binaries (Worley+, 1983)
position:
| position (B1900) | RA: 1h 58min | DEC: +25° 27' |
magnitudes, spectral classes, orbital elements:
| author: | A. Kranjc, L. Pigoni | W.D. Heintz |
| date of observation: | 1966 | |
| magnitude of component A: | 5.9 | 5.9 |
| magnitude of component B: | 5.9 | 5.9 |
| spectral class component B: | dF4 | dF4 |
| spectral class component B: | dF4 | dF4 |
| period [y]: | 309.03 | 288 |
| semi-major axis [arcsec]: | 1.34 | 1.256 |
| inclination [deg]: | 49.14 | 55 |
| node [deg]: | 22.25 | 25.4 |
| equinox of node: | 1900 | 2000 |
| eccentricity: | 0.585 | 0.56 |
| time of periastron passage: | 1931.48 | 1932.2 |
| dates of ephemeris: | 1960-1990 | 1965-1981 |
| grade: | reliable | reliable |
| reference: | Pub. Obs. Bologna 7, No. 17; 1960. | Veroff. Sternw. Munchen 7, 20; 1966. |
| other name(s) | STF 208, 10 Ari |