12054+3951 SLW 681

 
 
12h 05m 25.34s +39 51' 12.4" P.A. 228 sep 14.9 mag 14.83,17.10 Sp K5.9+M2.0
 
 
Coord 2000
12054+3951
Discov num
SLW 681
Comp
Coord arcsec 2000
12 05 25.34 +39 51 12.4
Date first
1998
Date last
2015
Obs
4
Pa first
228
Pa last
228
P.A. Now (θ)
228°
Sep first
14.9
Sep last
14.9
Sep. Now (ρ)
14.9"
Mag pri
14.83
Mag sec
17.10
delta mag (ΔM)
2.27
Spectral class
K5.9+M2.0 (yellow-orange/red)
Pri motion ra
+033
Sec motion ra
+031
Pri motion dec
-042
Sec motion dec
-040
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.053 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
227.5
Precise sep
14.926
Constellation
Ursa Major
Gaia DR2
4034084939422743552
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12054+3951 SLW 681 2004 1 228 14.9 14.83 17.10 K5.9 M2.0 V R 120525.34+395112.4
12054+3951 SLW 681 2010 3 228 14.9 14.83 17.10 K5.9+M2.0 V R 120525.34+395112.4
12054+3951 SLW 681 2015 4 228 14.9 14.83 17.10 K5.9+M2.0 V R 120525.34+395112.4

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