19181+3721 ALI 619

 
 
19h 18m 09.06s +37 21' 11.9" P.A. 155 sep 13.5 mag 12.19,12.30
 
 
Coord 2000
19181+3721
Discov num
ALI 619
Comp
Coord arcsec 2000
19 18 09.06 +37 21 11.9
Date first
1929
Date last
2013
Obs
5
Pa first
158
Pa last
155
P.A. Now (θ)
155°
Sep first
14.4
Sep last
13.5
Sep. Now (ρ)
13.5"
Mag pri
12.19
Mag sec
12.30
delta mag (ΔM)
0.11
Spectral class
Pri motion ra
-004
Sec motion ra
+014
Pri motion dec
-007
Sec motion dec
-007
Notes
rPM=1.15
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
154.8
Precise sep
13.484
Constellation
Lyra
last precise pa
154.8
last precise sep
13.484
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19181+3721 ALI 619 1929 1 338 14.4 12.19 12.50 191809.06+372111.9
19181+3721 ALI 619 2002 3 155 13.5 12.19 12.30 191809.06+372111.9
19181+3721 ALI 619 2013 4 155 13.5 12.19 12.30 191809.06+372111.9

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