01505+1818 UC   18

 
 
01h 50m 28.06s +18 17' 46.5" P.A. 45.00 sep 18.8 mag 11.02,14.36 Sp M0
 
 
Coord 2000
01505+1818
Discov num
UC   18
Comp
Coord arcsec 2000
01 50 28.06 +18 17 46.5
Date first
1954
Date last
2016
Obs
8
Pa first
46
Pa last
45
P.A. Now (θ)
45°
Sep first
19.0
Sep last
18.8
Sep. Now (ρ)
18.8"
Mag pri
11.02
Mag sec
14.36
delta mag (ΔM)
3.34
Spectral class
M0 (red)
Pri motion ra
+239
Sec motion ra
+239
Pri motion dec
-081
Sec motion dec
-077
Notes
V (Proper motion indicates physical)
Visually invisible, K-band or other infrared star rPM=0.016 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
44.5
Precise sep
18.832
Constellation
Aries
Tycho2
1209-00697-1
Gaia DR2
725254912
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01505+1818 UC 18 2000 1 44 18.8 11.02 14.36 V 015028.06+181746.5
01505+1818 UC 18 2015 4 45 18.8 11.02 14.36 M0 V 015028.06+181746.5
01505+1818 UC 18 2016 6 45 18.8 11.02 14.36 M0 V 015028.06+181746.5

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