15385+3929 CVR1638

 
 
15h 38m 28.19s +39 29' 08.6" P.A. 163.00 sep 3.1 mag 18.90,19.50 Sp M2+M2
 
 
Coord 2000
15385+3929
Discov num
CVR1638
Comp
Coord arcsec 2000
15 38 28.19 +39 29 08.6
Date first
2003
Date last
2016
Obs
4
Pa first
163
Pa last
163
P.A. Now (θ)
163°
Sep first
3.1
Sep last
3.1
Sep. Now (ρ)
3.1"
Mag pri
18.90
Mag sec
19.50
delta mag (ΔM)
0.6
Spectral class
M2+M2 (red/red)
Pri motion ra
+013
Sec motion ra
Pri motion dec
+005
Sec motion dec
Notes
V R (Proper motion indicates physical, Red magnitudes)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
163.2
Precise sep
3.098
Constellation
Corona Borealis
Gaia DR2
1377482426570780032
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15385+3929 CVR1638 2003 1 163 3.1 18.90 19.50 M3+M3 R 153828.19+392908.6
15385+3929 CVR1638 2015 3 163 3.1 18.90 19.50 M3+M3 R 153828.19+392908.6

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