5 Camelopardalis
catalogues and names
| catalogues and names | 5 Cam, HR 1555, HD 30958, SAO 24904, BD +55 941, FK5: 2367, WDS 04551+5516 |
| constellation | Camelopardalis |
data from The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version) (Hoffleit+, 1991)
position, motion, parallax:
| position (J2000) | RA: 4h 55min 3.1sec | DEC: +55° 15' 33'' | ||
| position (B1900) | RA: 4h 46min 52.4sec | DEC: +55° 5' 39'' | ||
| proper motion (J2000) | RA: -0.012 arcsec/a | DEC: -0.01 arcsec/a | ||
| radial velocity | 2 km/s note: suspected variable radial velocity |
|||
| rotational velocity | 71 km/s (uncertain) (variable) | |||
| galactic coordinates | longitude: 153.07° | latitude: 7.36° | ||
magnitude
| visual magnitude | 5.52 (V on UBV Johnson system) |
spectral / color information
| spectral class | B9.5V |
| B-V-magnitude | 0.04 |
| U-B-magnitude | 0 |
double/multiple star system information
| separation | 12.9 arcsec |
| mag difference (of double or brightest multiple) | 6.4 |
| note (category: double and multiple data): | CPM. |
data from SKY2000 - Master Star Catalog (Myers+ 1997)
position, motion, parallax:
| position (J2000) | RA: 4h 55min 3.097sec | DEC: +55° 15' 33.14'' | ±0.43 arcsec | source: 16 |
| proper motion (J2000) | RA: -0.002 arcsec/a | DEC: -0.001 arcsec/a | source: 25 | |
| radial velocity | 2 km/s | source: 25 | ||
| galactic coord. (B1950) | longitude: 153.07° | latitude: 7.36° | ||
magnitude:
| visual | 5.52 (observed) | source: 25 |
| photovisual | 5.6 | source: 2 |
| photographic | 5.6 | source: 16 |
spectral information:
| spectral class | A0 | source: 96 | |
| Morgan-Keenan | B9.5V | source: 25 | |
| B-magnitude | 5.54 ±0.05 | B-V-magnitude | 0.02 |
| U-magnitude | 5.51 ±0.05 | U-B-magnitude | -0.03 |
double/multiple star system information:
| separation between brightest and second brightest component | 12.9 arcsec |
| magnitude difference between brightest and second brightest component | 7.4 |
| position angle | 245 ° |
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: 4h 50min 57.347sec | DEC: +55° 10' 44.57'' | ±0.02 arcsec |
| position (J2000) | RA: 4h 55min 3.12sec | DEC: +55° 15' 32.93'' | |
| proper motion B1950 (FK4) | RA: -0.0013 arcsec/a | DEC: -0.006 arcsec/a | ±0.004 arcsec/a in RA ±0.003 arcsec/a in DEC |
| proper motion J2000 (FK5) | RA: -0.0015 arcsec/a | DEC: -0.007 arcsec/a | |
| source of proper motion data | Determined by source catalog | ||
magnitude:
| visual | 5.6 (accuracy: 2 decimals) |
| source of visual magnitude data | Taken from Harvard or San Luis photometry. |
spectral information:
| spectral class | A0 |
| 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: 5964 |
| Durchmusterung | BD+55 941 |
| Boss General Catalogue | 5964 |
| Henry Draper Catalogue | 30958 |
data from The Washington Visual Double Star Catalog, 1996.0 (Worley+, 1996)
position and proper motion:
| position (J2000) | RA: 4h 55.1min | DEC: +55° 16' |
| proper motion (J2000) | RA: -0.01 arcsec/a | DEC: -0.007 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 |
| - | 1890 | 5 | 245° | 12.9'' | 5.52 | 12.9 | B9.5V | BU 1187 |
discoverer information:
| discoverer code | discoverer | reference |
| BU 1187 | Burnham, S.W. | - |
notes:
| note | 5 Cam. |