01535+1918 STF 180AB (Gam1 Ari)

 
 
01h 53m 31.76s +19 17' 38.6" P.A. 1 sep 7.4 mag 4.52,4.58 Sp A1pSi+B9V dist. 50.3 pc (164.08 l.y.)
 
 
Coord 2000
01535+1918
Discov num
STF 180
Comp
AB
Coord arcsec 2000
01 53 31.76 +19 17 38.6
Date first
1779
Date last
2016
Obs
391
Pa first
356
Pa last
1
P.A. Now (θ)
Sep first
10.2
Sep last
7.4
Sep. Now (ρ)
7.4"
Mag pri
4.52
Mag sec
4.58
delta mag (ΔM)
0.06
Spectral class
A1pSi+B9V (white/blue-white)
Pri motion ra
+081
Sec motion ra
+077
Pri motion dec
-108
Sec motion dec
-115
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.058 (< 0.3, Physical double)
This double is physical.
 
 
01535+1918 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Gam1 Ari 92681 01535+1918 STF 180 AB 1779 2016 391 1 7.4 4.52 4.58 0.06 <===
Show 92681 01535+1918 STF 180 AC 1823 2012 18 81 216.8 4.52 8.63 4.11
Show 92681 01535+1918 STF 180 BC 1907 2012 10 83 215.7 4.58 8.63 4.05
Show 92684 01535+1918 BU 512 CD 1878 1975 14 24 1.6 8.63 13.60 4.97
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
1.3
Precise sep
7.387
Name
Gam1 Ari
Cdsa2 id
STF 180 AB
Constellation
Aries
SAO
92681
HIP
8832
Tycho2
1209-01835-1
HD
11502
HR
546
GC
2290
BD
BD+18 243
Bayer
Gamma 1 Arietis
Bayer name
Gam1 Ari
Flamsteed
5 Arietis
Flamsteed name
5 Ari
Ra deg
1.8921555555555556
De deg
19.294055555555556
Distance
50.3
Distance ly
164.08
last precise pa
1.3
last precise sep
7.387
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01535+1918 STF 180 AB 2008 333 0 7.4 4.52 4.58 A1pSi B9V N D 015331.76+191738.6
01535+1918 STF 180 AB 2010 354 1 7.5 4.52 4.58 A1pSi B9V N D 015331.76+191738.6
01535+1918 STF 180 AB 2011 361 1 7.4 4.52 4.58 A1pSi B9V N D 015331.76+191738.6
01535+1918 STF 180 AB 2012 362 2 7.5 4.52 4.58 A1pSi B9V N D 015331.76+191738.6
01535+1918 STF 180 AB 2014 374 1 7.5 4.52 4.58 A1pSi B9V N D 015331.76+191738.6
01535+1918 STF 180 AB 2015 378 0 7.4 4.52 4.58 A1pSi+B9V N 015331.76+191738.6
01535+1918 STF 180 AB 2016 390 1 7.4 4.52 4.58 A1pSi+B9V NV 015331.76+191738.6

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