20175+5646 STI2517

 
 
20h 17m 32.99s +56 45' 23.2" P.A. 151 sep 16.1 mag 11.80,12.47
 
 
Coord 2000
20175+5646
Discov num
STI2517
Comp
Coord arcsec 2000
20 17 32.99 +56 45 23.2
Date first
1898
Date last
2015
Obs
6
Pa first
153
Pa last
151
P.A. Now (θ)
151°
Sep first
14.9
Sep last
16.1
Sep. Now (ρ)
16.1"
Mag pri
11.80
Mag sec
12.47
delta mag (ΔM)
0.67
Spectral class
Pri motion ra
-002
Sec motion ra
+001
Pri motion dec
-001
Sec motion dec
+003
Notes
rPM=1.581
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
150.6
Precise sep
16.104
Constellation
Cygnus
Tycho2
3945-00992-1
Gaia DR2
56569680000
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20175+5646 STI2517 1917 2 153 15.9 12.47 12.50 201733.94+564509.0
20175+5646 STI2517 2003 4 151 16.1 11.80 12.47 201732.99+564523.2
20175+5646 STI2517 2010 5 151 16.1 11.80 12.47 201732.99+564523.2
20175+5646 STI2517 2015 6 151 16.1 11.80 12.47 201732.99+564523.2

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