01057+2128 STF  88AB (Psi1 Psc)

 
 
01h 05m 40.93s +21 28' 23.6" P.A. 159 sep 29.7 mag 5.27,5.45 Sp B9.5V+A0V dist. 84.32 pc (275.05 l.y.)
 
 
Coord 2000
01057+2128
Discov num
STF  88
Comp
AB
Coord arcsec 2000
01 05 40.93 +21 28 23.6
Date first
1755
Date last
2016
Obs
160
Pa first
156
Pa last
159
P.A. Now (θ)
159°
Sep first
30.4
Sep last
29.7
Sep. Now (ρ)
29.7"
Mag pri
5.27
Mag sec
5.45
delta mag (ΔM)
0.18
Spectral class
B9.5V+A0V (blue-white/white)
Pri motion ra
+044
Sec motion ra
+054
Pri motion dec
-014
Sec motion dec
-013
Notes
N Z V (See Notes, Parallax indicates components are physical, Proper motion indicates physical)
rPM=0.181 (< 0.3, Physical double)
This double is physical.
 
 
01057+2128 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 74482 01057+2128 YR 6 Aa,Ab 1999 2014 19 310 0.1 5.70 6.60 0.90 Y
Show Psi1 Psc 74482 01057+2128 STF 88 AB 1755 2016 160 159 29.7 5.27 5.45 0.18 <===
Show 74482 01057+2128 STF 88 AC 1891 2000 14 123 90.8 5.27 10.71 5.44
Show 74483 01057+2128 STF 88 BC 1881 2000 16 108 69.1 5.45 10.71 5.26
Quadruple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
159.3
Precise sep
29.65
Name
Psi1 Psc
Cdsa2 id
STF 88 AB
Constellation
Pisces
SAO
74482
HIP
5131
Tycho2
1202-02124-1
HD
6456
HR
310
GC
1309
BD
BD+20 156
Bayer
Psi 1 Piscium
Bayer name
Psi1 Psc
Flamsteed
74 Piscium
Flamsteed name
74 Psc
Ra deg
1.0947027777777778
De deg
21.47322222222222
Distance
84.32
Distance ly
275.05
last precise pa
159.3
last precise sep
29.65
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01057+2128 STF 88 AB 2007 139 159 29.6 5.27 5.45 B9.5V A0V NZDV 010540.93+212823.6
01057+2128 STF 88 AB 2009 145 158 29.6 5.27 5.45 B9.5V A0V NZDV 010540.93+212823.6
01057+2128 STF 88 AB 2010 146 160 29.6 5.27 5.45 B9.5V A0V NZDV 010540.93+212823.6
01057+2128 STF 88 AB 2011 150 159 29.8 5.27 5.45 B9.5V A0V NZDV 010540.93+212823.6
01057+2128 STF 88 AB 2012 151 159 29.7 5.27 5.45 B9.5V A0V NZDV 010540.93+212823.6
01057+2128 STF 88 AB 2014 153 159 29.7 5.27 5.45 B9.5V A0V NZDV 010540.93+212823.6
01057+2128 STF 88 AB 2015 154 159 29.6 5.27 5.45 B9.5V+A0V NZ V 010540.93+212823.6
01057+2128 STF 88 AB 2016 159 159 29.8 5.27 5.45 B9.5V+A0V NZ V 010540.93+212823.6

If you need more information about this double, apply for a data request form to the WDS.