14157+1911 HDS2003 (Alp Boo)

 
 
14h 15m 40.35s +19 11' 14.2" P.A. 198 sep 0.3 mag 0.16,3.49 Sp K2IIIp dist. 11.26 pc (36.73 l.y.)
 
 
Coord 2000
14157+1911
Discov num
HDS2003
Comp
Coord arcsec 2000
14 15 40.35 +19 11 14.2
Date first
1991
Date last
1991
Obs
1
Pa first
198
Pa last
198
P.A. Now (θ)
198°
Sep first
0.3
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
0.16
Mag sec
3.49
delta mag (ΔM)
3.33
Spectral class
K2IIIp (yellow-orange)
Pri motion ra
Sec motion ra
-109
Pri motion dec
Sec motion dec
-200
Notes
N X P (See Notes, Dubious double, 100-year proper motion)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
198
Precise sep
0.255
Name
Alp Boo
Constellation
Bootes
SAO
100944
HIP
69673
HD
124897
HR
5340
GC
19242
GL
Gl 541
BD
BD+19 2777
Bayer
Alpha Bootis
Bayer name
Alp Boo
Flamsteed
16 Bootis
Flamsteed name
16 Boo
Distance
11.26
Distance ly
36.73
last precise pa
198
last precise sep
0.255
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
14157+1911 HDS2003 1991 1 198 0.3 0.16 3.49 K2IIIp NX P 141540.35+191114.2

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