15492+4502 CVR 171

 
 
15h 49m 12.79s +45 01' 40.4" P.A. 310 sep 10.1 mag 15.40,18.80 Sp M1+M4
 
 
Coord 2000
15492+4502
Discov num
CVR 171
Comp
Coord arcsec 2000
15 49 12.79 +45 01 40.4
Date first
1999
Date last
2010
Obs
3
Pa first
311
Pa last
310
P.A. Now (θ)
310°
Sep first
10.4
Sep last
10.1
Sep. Now (ρ)
10.1"
Mag pri
15.40
Mag sec
18.80
delta mag (ΔM)
3.4
Spectral class
M1+M4 (red/red)
Pri motion ra
-009
Sec motion ra
-007
Pri motion dec
-072
Sec motion dec
-072
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.028 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
310.4
Precise sep
10.09
Cdsa2 id
CVR 171
Constellation
Hercules
Ra deg
15.820219444444444
De deg
45.02788888888889
last precise pa
310.4
last precise sep
10.09
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15492+4502 CVR 171 2002 1 311 10.4 15.40 18.80 M1+M4 V R 154912.79+450140.4
15492+4502 CVR 171 2010 3 311 10.4 15.40 18.80 M1+M4 V R 154912.79+450140.4

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