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
2015
Obs
5
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
65.1
Precise sep
15.522
Constellation
Ursa Major
Gaia DR2
1575815671178215680
 
 
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
12115+5827 SLW 691 2015 5 65 15.5 15.56 16.76 M1.4+M2.2 V R 121131.32+582719.5

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