Zeta Sagittarii
star system in the constellation Sagittarius
catalog code
ζ Sgr
kataloog: Bayer designation
WEB 16231[2]
kataloog: Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue
38 Sgr
kataloog: Flamsteed designation
stellar rotational velocity
68,9±0,4 kilometre per second[4]
parallaks
36,98±0,87 milliarcsecond[5]
declination component of proper motion
21,11±0,65 milliarcsecond per year[5]
right ascension component of proper motion
10,79±1 milliarcsecond per year[5]
radiaalkiirus
24,7±0,7 kilometre per second[6]
spectral class
A2.5Va[7]
apparent magnitude
radius
3,27 solar radius
asukoha kaart
right ascension
285,653042656 kraad[5]
declination
−29,880063301 kraad[5]
effective temperature
8670 kelvin[10]
surface gravity
8000 centimetre per square second[11]
Viited
- ↑ Freebase Data Dumps, 28. oktoober 2013
- ↑ 2,00 2,01 2,02 2,03 2,04 2,05 2,06 2,07 2,08 2,09 2,10 2,11 2,12 2,13 2,14 2,15 2,16 2,17 2,18 2,19 2,20 2,21 2,22 2,23 2,24 2,25 2,26 2,27 2,28 2,29 2,30 2,31 2,32 2,33 2,34 SIMBAD
- ↑ inferred from equatorial coordinates
- ↑ Accurate stellar rotational velocities using the Fourier transform of the cross correlation maximum, SIMBAD
- ↑ 5,0 5,1 5,2 5,3 5,4 Validation of the new Hipparcos reduction, SIMBAD
- ↑ Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system, SIMBAD
- ↑ Contributions to the Nearby Stars (NStars) Project: Spectroscopy of Stars Earlier than M0 within 40 pc--The Southern Sample, SIMBAD
- ↑ The Tycho double star catalogue, SIMBAD
- ↑ Validation of the new Hipparcos reduction
- ↑ Rotational velocities of A-type stars. IV. Evolution of rotational velocities, SIMBAD
- ↑ Spectroscopy of New High Proper Motion Stars in the Northern Sky. I. New Nearby Stars, New High-Velocity Stars, and an Enhanced Classification Scheme for M Dwarfs, SIMBAD