05371+2655 STF 749AB

 
 
05h 37m 08.84s +26 55' 28.3" P.A. 319.3 sep 1.18 mag 6.54,6.55 Sp B9IV-V dist. 154.8 pc (504.96 l.y.)
 
 
Coord 2000
05371+2655
Discov num
STF 749
Comp
AB
Coord arcsec 2000
05 37 08.84 +26 55 28.3
Date first
1829
Date last
2017
Obs
258
Pa first
24
Pa last
319
P.A. Now (θ)
319.3°
Sep first
0.7
Sep last
1.1
Sep. Now (ρ)
1.18"
Mag pri
6.54
Mag sec
6.55
delta mag (ΔM)
0.01
Spectral class
B9IV-V (blue-white)
Pri motion ra
+007
Sec motion ra
+007
Pri motion dec
-024
Sec motion dec
-024
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
05371+2655 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 77322 05371+2655 STF 749 AB 1829 2017 258 319 1.2 6.54 6.55 0.01 Y <===
Show 77322 05371+2655 STF 749 AC 1900 2011 7 299 181.6 6.54 10.54 4.00
Show 05371+2655 BOW 4 CD 1897 2016 14 298 4.2 11.30 11.80 0.50
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
318.5
Precise sep
1.113
Constellation
Taurus
SAO
77322
HIP
26396
Tycho2
1869-01851-1
HD
37098
HR
1902
ADS
4208
BD
BD+26 870
Distance
154.8
Distance ly
504.96
last precise pa
318.5
last precise sep
1.113
 
 
ORBITAL ELEMENTS
 
 
Period (P)986.6y Periastron (T)1756.846y Semi-major axis (a)1.015a
Eccentricity (e)0.411 Inclination (i)153.3° Longitude of periastron (ω)70.9°
Node (Ω)164° Note Grade4(1=Definitive, 9=Indet.)
Equinox2000 Last observation2005
label rho theta
2000 1.145 323.4
2001 1.147 323.2
2002 1.148 322.9
2003 1.150 322.7
2004 1.152 322.5
2005 1.154 322.2
2006 1.155 322.0
2007 1.157 321.8
2008 1.159 321.6
2009 1.160 321.3
2010 1.162 321.1
2011 1.164 320.9
2012 1.165 320.7
2013 1.167 320.4
2014 1.168 320.2
2015 1.170 320.0
2016 1.172 319.8
2017 1.173 319.5
2018 1.175 319.3
2019 1.176 319.1
2020 1.178 318.9
2021 1.179 318.6
2022 1.181 318.4
2023 1.182 318.2
2024 1.184 318.0
2025 1.185 317.8
2026 1.187 317.6
2027 1.188 317.3
2028 1.190 317.1
2029 1.191 316.9
2030 1.193 316.7

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

grafico orbita





wds05371%2B2655a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
05371+2655 STF 749 AB 2007 247 321 1.2 6.54 6.55 B9IV-V OD 053708.84+265528.3
05371+2655 STF 749 AB 2008 249 320 1.2 6.54 6.55 B9IV-V OD 053708.84+265528.3
05371+2655 STF 749 AB 2009 253 321 1.1 6.54 6.55 B9IV-V OD 053708.84+265528.3
05371+2655 STF 749 AB 2010 254 320 1.1 6.54 6.55 B9IV-V OD 053708.84+265528.3
05371+2655 STF 749 AB 2012 255 321 1.2 6.54 6.55 B9IV-V OD 053708.84+265528.3
05371+2655 STF 749 AB 2015 255 322 1.2 6.54 6.55 B9IV-V NO 053708.84+265528.3
05371+2655 STF 749 AB 2017 258 319 1.1 6.54 6.55 B9IV-V NO 053708.84+265528.3

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