19557+1318 BRT1330

 
 
19h 55m 43.46s +13 18' 16.1" P.A. 110 sep 4.2 mag 12.50,12.50
 
 
Coord 2000
19557+1318
Discov num
BRT1330
Comp
Coord arcsec 2000
19 55 43.46 +13 18 16.1
Date first
1907
Date last
2010
Obs
4
Pa first
100
Pa last
110
P.A. Now (θ)
110°
Sep first
4.6
Sep last
4.2
Sep. Now (ρ)
4.2"
Mag pri
12.50
Mag sec
12.50
delta mag (ΔM)
0
Spectral class
Pri motion ra
+002
Sec motion ra
+002
Pri motion dec
-005
Sec motion dec
-014
Notes
rPM=0.636
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
109.7
Precise sep
4.21
Constellation
Aquila
last precise pa
109.7
last precise sep
4.21
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19557+1318 BRT1330 1998 2 108 4.3 12.50 12.50 D 195543.46+131816.1
19557+1318 BRT1330 2001 3 108 4.3 12.50 12.50 D 195543.46+131816.1
19557+1318 BRT1330 2010 4 110 4.2 12.50 12.50 195543.46+131816.1

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