19173+3715 HDS2728

 
 
19h 17m 15.53s +37 14' 30.1" P.A. 121 sep 0.8 mag 8.72,11.98 Sp A0 dist. 208.77 pc (681.01 l.y.)
 
 
Coord 2000
19173+3715
Discov num
HDS2728
Comp
Coord arcsec 2000
19 17 15.53 +37 14 30.1
Date first
1991
Date last
2014
Obs
5
Pa first
119
Pa last
121
P.A. Now (θ)
121°
Sep first
0.8
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
8.72
Mag sec
11.98
delta mag (ΔM)
3.26
Spectral class
A0 (white)
Pri motion ra
+002
Sec motion ra
Pri motion dec
+001
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
120.9
Precise sep
0.781
Constellation
Lyra
SAO
68085
HIP
94794
Tycho2
2665-00410-1
Gaia DR2
69194196736
HD
181023
BD
BD+36 3487
Distance
208.77
Distance ly
681.01
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19173+3715 HDS2728 1991 1 119 0.8 8.72 11.98 A0 191715.53+371430.1
19173+3715 HDS2728 2010 2 121 0.8 8.72 11.98 A0 D 191715.53+371430.1
19173+3715 HDS2728 2014 5 121 0.8 8.72 11.98 A0 191715.53+371430.1

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