18497+1629 BRT1311

 
 
18h 49m 40.22s +16 28' 30.0" P.A. 203 sep 4.3 mag 10.20,11.90 Sp F8Ib
 
 
Coord 2000
18497+1629
Discov num
BRT1311
Comp
Coord arcsec 2000
18 49 40.22 +16 28 30.0
Date first
1896
Date last
2010
Obs
9
Pa first
218
Pa last
203
P.A. Now (θ)
203°
Sep first
4.0
Sep last
4.3
Sep. Now (ρ)
4.3"
Mag pri
10.20
Mag sec
11.90
delta mag (ΔM)
1.7
Spectral class
F8Ib (yellow-white)
Pri motion ra
-001
Sec motion ra
-027
Pri motion dec
+000
Sec motion dec
-010
Notes
rPM=0.968
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
202.8
Precise sep
4.34
Cdsa2 id
BRT 1311
Constellation
Hercules
Ra deg
18.827838888888888
De deg
16.474999999999998
last precise pa
202.8
last precise sep
4.34
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18497+1629 BRT1311 2003 7 204 4.3 10.20 11.90 F8Ib D 184940.22+162830.0
18497+1629 BRT1311 2010 9 202 3.8 10.20 11.90 F8Ib 184940.22+162830.0

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