15093+7227 STF1928

 
 
15h 09m 17.20s +72 27' 16.4" P.A. 275.00 sep 6.5 mag 9.56,10.24 Sp G5
 
 
Coord 2000
15093+7227
Discov num
STF1928
Comp
Coord arcsec 2000
15 09 17.20 +72 27 16.4
Date first
1832
Date last
2017
Obs
29
Pa first
278
Pa last
275
P.A. Now (θ)
275°
Sep first
6.6
Sep last
6.5
Sep. Now (ρ)
6.5"
Mag pri
9.56
Mag sec
10.24
delta mag (ΔM)
0.68
Spectral class
G5 (yellow)
Pri motion ra
-030
Sec motion ra
-030
Pri motion dec
+016
Sec motion dec
+016
Notes
T (Parallax indicates physical)
Visually invisible, K-band or other infrared star This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
275.3
Precise sep
6.529
Constellation
Ursa Minor
SAO
8177
Tycho2
4414-00615-1
Gaia DR2
89253422208
HD
135319
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15093+7227 STF1928 1999 20 274 6.4 9.56 10.24 G5 D 150917.20+722716.4
15093+7227 STF1928 2011 21 275 6.5 9.56 10.24 G5 D 150917.20+722716.4
15093+7227 STF1928 2017 24 275 6.5 9.56 10.24 G5 W 150917.20+722716.4

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