20147+5940 STI 957

 
 
20h 14m 42.38s +59 40' 07.1" P.A. 320 sep 4.7 mag 9.20,12.80 Sp G5
 
 
Coord 2000
20147+5940
Discov num
STI 957
Comp
Coord arcsec 2000
20 14 42.38 +59 40 07.1
Date first
1901
Date last
2013
Obs
3
Pa first
9
Pa last
320
P.A. Now (θ)
320°
Sep first
8.8
Sep last
4.7
Sep. Now (ρ)
4.7"
Mag pri
9.20
Mag sec
12.80
delta mag (ΔM)
3.6
Spectral class
G5 (yellow)
Pri motion ra
+038
Sec motion ra
Pri motion dec
+014
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
319.5
Precise sep
4.703
Constellation
Cygnus
SAO
32390
Tycho2
3949-00367-1
Gaia DR2
84961215104
HD
239359
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20147+5940 STI 957 1901 1 9 8.8 9.20 12.80 G5 201442.38+594007.1
20147+5940 STI 957 2010 2 324 5.3 9.20 12.80 G5 201442.38+594007.1
20147+5940 STI 957 2013 3 320 4.7 9.20 12.80 G5 201442.38+594007.1

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