20042+3707 ALI 403

 
 
20h 04m 11.95s +37° 06' 41.3" P.A. 130.00 sep 13.7 mag 10.80,12.60 Sp A0
 
 
Coord 2000
20042+3707
 Discov num
ALI 403
 Comp
Coord arcsec 2000
20 04 11.95 +37 06 41.3
Date first
1933
 Date last
2015
 Obs
9
Pa first
130
 Pa last
130
 P.A. Now (θ)
130°
Sep first
12.9
 Sep last
13.7
 Sep. Now (ρ)
13.7"
Mag pri
10.80
 Mag sec
12.60
 delta mag (ΔM)
1.8
 Spectral class
A0 (white)
Pri motion ra
+000
 Sec motion ra
-001
Pri motion dec
-006
 Sec motion dec
-006
Notes
rPM=0.164 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
129.9
 Precise sep
13.719
 Constellation
Hydra
 SAO
69348
Tycho2
2682-02631-1
 Gaia DR2
2060067117804631552
 HD
227455
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20042+3707 ALI 403 1998 2 130 13.7 10.80 12.60 D 200411.95+370641.3
20042+3707 ALI 403 2002 3 130 13.7 10.80 12.60 D 200411.95+370641.3
20042+3707 ALI 403 2010 4 130 13.6 10.80 12.60 A0 200411.95+370641.3
20042+3707 ALI 403 2015 5 130 13.7 10.80 12.60 A0 200411.95+370641.3

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