12019+4045 UC 2253

 
 
12h 01m 55.20s +40 45' 29.0" P.A. 277 sep 31.3 mag 10.80,15.40 Sp G7IV
 
 
Coord 2000
12019+4045
Discov num
UC 2253
Comp
Coord arcsec 2000
12 01 55.20 +40 45 29.0
Date first
1998
Date last
2015
Obs
5
Pa first
277
Pa last
277
P.A. Now (θ)
277°
Sep first
31.2
Sep last
31.3
Sep. Now (ρ)
31.3"
Mag pri
10.80
Mag sec
15.40
delta mag (ΔM)
4.6
Spectral class
G7IV (yellow)
Pri motion ra
-074
Sec motion ra
-074
Pri motion dec
-008
Sec motion dec
-001
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.094 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
276.5
Precise sep
31.29
Constellation
Ursa Major
Tycho2
3017-01162-1
last precise pa
276.5
last precise sep
31.29
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12019+4045 UC 2253 2000 2 276 31.2 10.80 15.40 V 120155.20+404529.0
12019+4045 UC 2253 2004 3 277 31.2 10.80 15.40 V 120155.20+404529.0
12019+4045 UC 2253 2010 4 277 31.2 10.80 15.40 G7IV V R 120155.20+404529.0
12019+4045 UC 2253 2015 5 277 31.3 10.80 15.40 G7IV V R 120155.20+404529.0

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