12115+5827 SLW 691

 
 
12h 11m 31.32s +58 27' 19.5" P.A. 65 sep 15.5 mag 15.56,16.76 Sp M1.4+M2.2
 
 
Coord 2000
12115+5827
Discov num
SLW 691
Comp
Coord arcsec 2000
12 11 31.32 +58 27 19.5
Date first
1999
Date last
2010
Obs
4
Pa first
65
Pa last
65
P.A. Now (θ)
65°
Sep first
15.5
Sep last
15.5
Sep. Now (ρ)
15.5"
Mag pri
15.56
Mag sec
16.76
delta mag (ΔM)
1.2
Spectral class
M1.4+M2.2 (red/red)
Pri motion ra
+020
Sec motion ra
+020
Pri motion dec
-056
Sec motion dec
-053
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.05 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
65.2
Precise sep
15.46
Constellation
Ursa Major
last precise pa
65.2
last precise sep
15.46
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12115+5827 SLW 691 2003 1 65 15.5 15.56 16.76 M1.4 M2.2 V R 121131.32+582719.5
12115+5827 SLW 691 2010 4 65 15.4 15.56 16.76 M1.4+M2.2 V R 121131.32+582719.5

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