18280-2525 WFC 208 (Kaus Borealis)

18h 27m 58.24s -25° 25' 18.1" P.A. 184.00 sep 82.5 mag 2.92,9.87 Sp K0IV dist. 23.97 pc (78.19 l.y.)

Coord 2000 18280-2525 Discov num WFC 208 Comp Coord arcsec 2000 18 27 58.24 -25 25 18.1
Date first 1911 Date last 2019 Obs 9
Pa first 188 Pa last 184.1 P.A. Now (θ) 184.1°
Sep first 101.4 Sep last 82.511 Sep. Now (ρ) 82.511"
Mag pri 2.92 Mag sec 9.87 delta mag (ΔM) 6.95 Spectral class K0IV (yellow-orange)
Pri motion ra -045 Sec motion ra +000
Pri motion dec -186 Sec motion dec -017
Notes N (See Notes)




rPM=0.914

This double is not physical.



OTHER CATALOGS AND DESIGNATIONS

Common name Kaus Borealis Constellation Sagittarius SAO 186841 HIP 90496
Tycho2 6861-03180-1 Gaia DR2 4076915349748285952 HD 169916 HR 6913
GC 25180 GL Gl 713.1 CD CD-2513149 CP CP-25 6523
Bayer Lambda Sagittarii Bayer name Lam Sgr Flamsteed 22 Sagittarii Flamsteed name 22 Sgr
FK5 692 Distance 23.97 Distance ly 78.19 Bayer greek λ Sgr