09109+6331 H 5  73AB (Tau UMa)

 
 
09h 10m 55.05s +63 30' 49.0" P.A. 36 sep 52.1 mag 4.68,11.42 Sp Am dist. 38.73 pc (126.34 l.y.)
 
 
Coord 2000
09109+6331
Discov num
H 5  73
Comp
AB
Coord arcsec 2000
09 10 55.05 +63 30 49.0
Date first
1782
Date last
2014
Obs
10
Pa first
45
Pa last
36
P.A. Now (θ)
36°
Sep first
54.8
Sep last
52.1
Sep. Now (ρ)
52.1"
Mag pri
4.68
Mag sec
11.42
delta mag (ΔM)
6.74
Spectral class
Am (white)
Pri motion ra
+102
Sec motion ra
-021
Pri motion dec
-064
Sec motion dec
-019
Notes
N U (See Notes, Proper motion indicates non-physical)
rPM=1.088
This double is not physical.
 
 
09109+6331 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Tau UMa 14796 09109+6331 H 5 73 AB 1782 2014 10 36 52.1 4.68 11.42 6.74 <===
Show 14796 09109+6331 STU 7 AC 1991 2014 3 7 126.9 4.68 11.50 6.82
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
35.9
Precise sep
52.088
Name
Tau UMa
Constellation
Ursa Major
SAO
14796
HIP
45075
Tycho2
4138-01687-1
HD
78362
HR
3624
GC
12646
BD
BD+64 723
Bayer
Tau Ursae Majoris
Bayer name
Tau UMa
Flamsteed
14 Ursae Majoris
Flamsteed name
14 UMa
Distance
38.73
Distance ly
126.34
last precise pa
35.9
last precise sep
52.088
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09109+6331 H 5 73 AB 2000 7 38 52.1 4.68 10.40 Am N D 091055.05+633049.0
09109+6331 H 5 73 AB 2003 8 37 52.8 4.68 10.40 Am N D 091055.05+633049.0
09109+6331 H 5 73 AB 2014 10 36 52.1 4.68 11.42 Am NU 091055.05+633049.0

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