14020+5713 STF1800AB,C

 
 
14h 02m 00.60s +57 13' 28.6" P.A. 20 sep 28.4 mag 7.76,10.42 Sp F5 dist. 146.63 pc (478.31 l.y.)
 
 
Coord 2000
14020+5713
Discov num
STF1800
Comp
AB,C
Coord arcsec 2000
14 02 00.60 +57 13 28.6
Date first
1831
Date last
2015
Obs
21
Pa first
21
Pa last
20
P.A. Now (θ)
20°
Sep first
25.0
Sep last
28.4
Sep. Now (ρ)
28.4"
Mag pri
7.76
Mag sec
10.42
delta mag (ΔM)
2.66
Spectral class
F5 (yellow-white)
Pri motion ra
-011
Sec motion ra
+001
Pri motion dec
-011
Sec motion dec
-005
Notes
U (Proper motion indicates non-physical)
rPM=0.862
This double is not physical.
 
 
14020+5713 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 28984 14020+5713 A 1097 AB 1905 2010 65 257 0.4 9.09 8.24 0.85 Y
Show 28984 14020+5713 STF1800 AB,C 1831 2015 21 20 28.4 7.76 10.42 2.66 <===
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
19.9
Precise sep
28.362
Constellation
Ursa Major
SAO
28984
HIP
68554
Tycho2
3855-00731-1
HD
122740
BD
BD+57 1478
Distance
146.63
Distance ly
478.31
last precise pa
19.9
last precise sep
28.362
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
14020+5713 STF1800 AB,C 2009 18 21 28.6 7.76 10.42 F5 NUD 140200.60+571328.6
14020+5713 STF1800 AB,C 2013 20 21 28.6 7.76 10.42 F5 NUD 140200.60+571328.6
14020+5713 STF1800 AB,C 2015 21 20 28.4 7.76 10.42 F5 NUD 140200.60+571328.6

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