01095+4715 STT 515AB (Phi And)

 
 
01H 09M 30.12S +47 14' 30.6" P.A. 115.8 SEP 0.52 MAG 4.59,5.61 SP B7VE DIST. 219.78 PC (716.92 L.Y.)
 
 
Coord 2000
01095+4715
Discov num
STT 515
Comp
AB
Coord arcsec 2000
01 09 30.12 +47 14 30.6
Date first
1851
Date last
2016
Obs
229
Pa first
308
Pa last
115
P.A. Now (θ)
115.8°
Sep first
0.4
Sep last
0.6
Sep. Now (ρ)
0.52"
Mag pri
4.59
Mag sec
5.61
delta mag (ΔM)
1.02
Spectral class
B7Ve (blue-white)
Pri motion ra
+000
Sec motion ra
+000
Pri motion dec
-011
Sec motion dec
-011
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
01095+4715 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Phi And 36972 01095+4715 STT 515 AB 1851 2016 229 116 0.5 4.59 5.61 1.02 Y <===
Show 36972 01095+4715 SBK 1 AC 1884 1998 2 186 14.7 4.59
Show 36972 01095+4715 SBK 1 AD 1884 1884 1 64 27.7 4.59
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name
Phi And
Constellation
Andromeda
SAO
36972
HIP
5434
Tycho2
3268-01358-1
HD
6811
HR
335
GC
1394
ADS
940
BD
BD+46 275
Bayer
Phi Andromedae
Bayer name
Phi And
Flamsteed
42 Andromedae
Flamsteed name
42 And
Distance
219.78
Distance ly
716.92
last precise pa
114.9
last precise sep
0.58
 
 
ORBITAL ELEMENTS
 
 
Period (P)554y± 67 Periastron (T)1907.45y± 5.03 Semi-major axis (a)0.573a± 0.051
Eccentricity (e)0.385± 0.043 Inclination (i)142.2°± 2.8 Longitude of periastron (ω)112.6°± 9.1
Node (Ω)337.2°± 3.2 Note Grade4(1=Definitive, 9=Indet.)
Equinox2000 Last observation2008
label rho theta
2000 0.503 125.8
2001 0.504 125.2
2002 0.505 124.6
2003 0.506 124.0
2004 0.507 123.4
2005 0.509 122.8
2006 0.510 122.2
2007 0.511 121.6
2008 0.512 121.0
2009 0.513 120.4
2010 0.514 119.8
2011 0.515 119.2
2012 0.516 118.7
2013 0.517 118.1
2014 0.518 117.5
2015 0.519 116.9
2016 0.520 116.3
2017 0.521 115.8
2018 0.522 115.2
2019 0.523 114.6
2020 0.524 114.0
2021 0.524 113.5
2022 0.525 112.9
2023 0.526 112.3
2024 0.527 111.8
2025 0.528 111.2
2026 0.529 110.7
2027 0.530 110.1
2028 0.531 109.6
2029 0.531 109.0
2030 0.532 108.5

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

grafico orbita





grafico misure orbit6
Measures: green=micrometric, blue=interferometric, purple=photographic