15312+1439 UC 3018

 
 
15h 31m 13.71s +14 39' 07.0" P.A. 38.00 sep 50.9 mag 12.80,16.30
 
 
Coord 2000
15312+1439
Discov num
UC 3018
Comp
Coord arcsec 2000
15 31 13.71 +14 39 07.0
Date first
1999
Date last
2015
Obs
6
Pa first
38
Pa last
38
P.A. Now (θ)
38°
Sep first
50.9
Sep last
50.9
Sep. Now (ρ)
50.9"
Mag pri
12.80
Mag sec
16.30
delta mag (ΔM)
3.5
Spectral class
Pri motion ra
+013
Sec motion ra
+007
Pri motion dec
-092
Sec motion dec
-087
Notes
V (Proper motion indicates physical)
rPM=0.084 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
37.5
Precise sep
50.894
Constellation
Serpens
Gaia DR2
13071048576
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15312+1439 UC 3018 2000 2 37 50.9 12.80 16.30 V 153113.71+143907.0
15312+1439 UC 3018 2003 2 37 50.9 12.80 16.30 V 153113.71+143907.0
15312+1439 UC 3018 2010 3 38 50.9 12.80 16.30 V 153113.71+143907.0
15312+1439 UC 3018 2015 4 38 50.9 12.80 16.30 V 153113.71+143907.0

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