00546+1911 STT 20 AB (66 Psc)

 
 
00h 54m 35.22s +19° 11' 18.4" P.A. 176.00 sep 0.6 mag 6.12,7.19 Sp A0V dist. 108.11 pc (352.65 l.y.)
 
 
Coord 2000 00546+1911 Discov num STT  20 Comp AB Coord arcsec 2000 00 54 35.22 +19 11 18.4
Date first 1843 Date last 2018 Obs 319
Pa first 60 Pa last 175.6 P.A. Now (θ) 171°
Sep first 0.6 Sep last 0.61 Sep. Now (ρ) 0.629"
Mag pri 6.12 Mag sec 7.19 delta mag (ΔM) 1.07 Spectral class A0V (white)
Pri motion ra +015 Sec motion ra +015
Pri motion dec -012 Sec motion dec -012
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
00546+1911 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 66 Psc 92145 00 54 35 +19 11 18 STT 20 AB 2018 319 176 0.6 6.12 7.19 1.07 Y <===
Show 92145 00 54 35 +19 11 18 BU 1352 AB,C 2000 5 9 150.2 5.82 12.80 6.98
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name 66 Psc Constellation Pisces SAO 92145 HIP 4267
Tycho2 1192-01830-1 Gaia DR2 2789007592856012416 HD 5267 HR 254
GC 1084 ADS 746 BD BD+18 122 Flamsteed 66 Piscium
Flamsteed name 66 Psc Distance 108.11 Distance ly 352.65
 
 
ORBITAL ELEMENTS
 
 
Period (P)343y Periastron (T)1904y Semi-major axis (a)0.704a
Eccentricity (e)0.292 Inclination (i)129.9° Longitude of periastron (ω)151.2°
Node (Ω)120.9° Notesn ReferenceDoc2014a
Equinox2000 Last observation2010 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 193.5 0.523
2001 192.3 0.527
2002 191.2 0.531
2003 190.0 0.535
2004 188.9 0.539
2005 187.8 0.543
2006 186.8 0.548
2007 185.7 0.552
2008 184.7 0.557
2009 183.6 0.561
2010 182.6 0.566
2011 181.7 0.570
2012 180.7 0.575
2013 179.7 0.580
2014 178.8 0.585
2015 177.9 0.589
2016 176.9 0.594
2017 176.0 0.599
2018 175.2 0.604
2019 174.3 0.609
2020 173.4 0.614
2021 172.6 0.619
2022 171.8 0.624
2023 171.0 0.629
2024 170.2 0.634
2025 169.4 0.639
2026 168.6 0.644
2027 167.8 0.649
2028 167.1 0.653
2029 166.3 0.658
2030 165.6 0.663


 
grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.



 
 


wds00546%2B1911c.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic