20186+1318 A  1671

 
 
20h 18m 36.57s +13 17' 52.7" P.A. 229.00 sep 2.2 mag 10.24,10.32 Sp F8
 
 
Coord 2000
20186+1318
Discov num
A  1671
Comp
Coord arcsec 2000
20 18 36.57 +13 17 52.7
Date first
1907
Date last
2018
Obs
23
Pa first
227
Pa last
229
P.A. Now (θ)
229°
Sep first
2.0
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
10.24
Mag sec
10.32
delta mag (ΔM)
0.08
Spectral class
F8 (yellow-white)
Pri motion ra
-005
Sec motion ra
-005
Pri motion dec
+004
Sec motion dec
+004
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
229
Precise sep
2.197
Constellation
Delphinus
SAO
105945
Tycho2
1086-00316-1
Gaia DR2
56743728128
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20186+1318 A 1671 2005 21 232 2.1 10.24 10.32 F8 D 201836.57+131752.7
20186+1318 A 1671 2015 21 229 2.2 10.24 10.32 F8 201836.57+131752.7
20186+1318 A 1671 2018 22 229 2.2 10.24 10.32 F8 201836.57+131752.7

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