19248+2246 STF2517

 
 
19h 24m 45.77s +22 46' 28.7" P.A. 138 sep 15.7 mag 9.53,11.31 Sp B2V:pe
 
 
Coord 2000
19248+2246
Discov num
STF2517
Comp
Coord arcsec 2000
19 24 45.77 +22 46 28.7
Date first
1894
Date last
2015
Obs
15
Pa first
139
Pa last
138
P.A. Now (θ)
138°
Sep first
15.5
Sep last
15.7
Sep. Now (ρ)
15.7"
Mag pri
9.53
Mag sec
11.31
delta mag (ΔM)
1.78
Spectral class
B2V:pe (blue-white)
Pri motion ra
-001
Sec motion ra
+000
Pri motion dec
-008
Sec motion dec
-007
Notes
rPM=0.175 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
138
Precise sep
15.731
Constellation
Vulpecula
SAO
87171
Tycho2
2125-01396-1
Gaia DR2
2019268531933154176
HD
344313
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19248+2246 STF2517 2007 12 138 15.7 9.53 11.31 B2V:pe D 192445.77+224628.7
19248+2246 STF2517 2010 14 139 14.6 9.53 11.31 B2V:pe 192445.77+224628.7
19248+2246 STF2517 2015 15 138 15.7 9.53 11.31 B2V:pe 192445.77+224628.7

If you need more information about this double, apply for a data request form to the WDS.