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)
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
 
 
Name
Psi1 Psc
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
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

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