11207+2253 STF1531

 
 
11h 20m 43.56s +22 52' 51.7" P.A. 167 sep 23.4 mag 9.35,10.30 Sp G5 dist. 77.64 pc (253.26 l.y.)
 
 
Coord 2000
11207+2253
Discov num
STF1531
Comp
Coord arcsec 2000
11 20 43.56 +22 52 51.7
Date first
1829
Date last
2012
Obs
22
Pa first
167
Pa last
167
P.A. Now (θ)
167°
Sep first
23.1
Sep last
23.4
Sep. Now (ρ)
23.4"
Mag pri
9.35
Mag sec
10.30
delta mag (ΔM)
0.95
Spectral class
G5 (yellow)
Pri motion ra
-037
Sec motion ra
-037
Pri motion dec
+004
Sec motion dec
+001
Notes
Z (Parallax indicates components are physical)
rPM=0.081 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
166.8
Precise sep
23.43
Constellation
Leo
SAO
81783
HIP
55402
Tycho2
1981-01854-1
HD
98574
BD
BD+23 2336
Distance
77.64
Distance ly
253.26
last precise pa
166.8
last precise sep
23.43
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11207+2253 STF1531 2006 19 167 23.5 9.35 10.30 G5 ZD 112043.56+225251.7
11207+2253 STF1531 2012 21 167 23.4 9.35 12.90 G5 ZD 112043.56+225251.7

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