18553+4510 DEA 224

 
 
18h 55m 22.56s +45 10' 38.2" P.A. 190 sep 10.3 mag 12.55,14.93
 
 
Coord 2000
18553+4510
Discov num
DEA 224
Comp
Coord arcsec 2000
18 55 22.56 +45 10 38.2
Date first
1998
Date last
2015
Obs
7
Pa first
190
Pa last
190
P.A. Now (θ)
190°
Sep first
10.4
Sep last
10.3
Sep. Now (ρ)
10.3"
Mag pri
12.55
Mag sec
14.93
delta mag (ΔM)
2.38
Spectral class
Pri motion ra
+002
Sec motion ra
+006
Pri motion dec
+016
Sec motion dec
+015
Notes
V K (Proper motion indicates physical, K-band or other infrared magnitudes)
rPM=0.255 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
189.7
Precise sep
10.312
Constellation
Lyra
Gaia DR2
38933266304
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18553+4510 DEA 224 2013 1 189 10.0 14.20   V 185522.56+451038.2
18553+4510 DEA 224 2015 4 190 10.3 12.55 14.93 V K 185522.56+451038.2

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