12120+3850 LDS4188

 
 
12h 12m 02.29s +38 49' 09.9" P.A. 9 sep 18.5 mag 14.80,18.70 Sp K7.5+M3.5
 
 
Coord 2000
12120+3850
Discov num
LDS4188
Comp
Coord arcsec 2000
12 12 02.29 +38 49 09.9
Date first
1955
Date last
2015
Obs
7
Pa first
10
Pa last
9
P.A. Now (θ)
Sep first
18.5
Sep last
18.5
Sep. Now (ρ)
18.5"
Mag pri
14.80
Mag sec
18.70
delta mag (ΔM)
3.9
Spectral class
K7.5+M3.5 (yellow-orange/red)
Pri motion ra
-134
Sec motion ra
-133
Pri motion dec
-027
Sec motion dec
-027
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.007 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
9.4
Precise sep
18.548
Constellation
Canes Venatici
SAO
62890
Gaia DR2
97191570304
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12120+3850 LDS4188 1998 2 10 18.6 16.00 19.50 D 121202.29+384909.9
12120+3850 LDS4188 2003 3 9 18.5 16.00 19.50 K7.5+M3.5 NVD 121202.29+384909.9
12120+3850 LDS4188 2013 5 9 18.5 14.80 18.70 K7.5+M3.5 V 121202.29+384909.9
12120+3850 LDS4188 2015 7 9 18.5 14.80 18.70 K7.5+M3.5 NV 121202.29+384909.9

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