03513+2621 A  1830AB

 
 
03h 51m 20.24s +26 21' 13.6" P.A. 168.4 sep 0.12 mag 8.02,8.00 Sp F8
 
 
Coord 2000
03513+2621
Discov num
A  1830
Comp
AB
Coord arcsec 2000
03 51 20.24 +26 21 13.6
Date first
1908
Date last
2009
Obs
20
Pa first
8
Pa last
194
P.A. Now (θ)
168.4°
Sep first
0.3
Sep last
0.4
Sep. Now (ρ)
0.12"
Mag pri
8.02
Mag sec
8.00
delta mag (ΔM)
0.02
Spectral class
F8 (yellow-white)
Pri motion ra
+058
Sec motion ra
Pri motion dec
-033
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
03513+2621 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 76270 03513+2621 A 1830 AB 1908 2009 20 168 0.1 8.02 8.00 0.02 Y <===
Show 76270 03513+2621 GRV 195 AC 1896 2001 6 330 60.9 8.02 11.11 3.09
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
194.1
Precise sep
0.39
Constellation
Taurus
SAO
76270
Tycho2
1808-00210-1
HD
24104
ADS
2811
last precise pa
194.1
last precise sep
0.39
 
 
ORBITAL ELEMENTS
 
 
Period (P)936.05y Periastron (T)1981.42y Semi-major axis (a)1.776a
Eccentricity (e)0.965 Inclination (i)89.3° Longitude of periastron (ω)266.2°
Node (Ω)192.5° Note Grade5(1=Definitive, 9=Indet.)
Equinox2000 Last observation2009
label rho theta
2000 0.385 193.4
2001 0.392 193.5
2002 0.399 193.5
2003 0.405 193.5
2004 0.411 193.5
2005 0.417 193.6
2006 0.423 193.6
2007 0.429 193.6
2008 0.434 193.6
2009 0.439 193.6
2010 0.444 193.7
2011 0.449 193.7
2012 0.453 193.7
2013 0.458 193.7
2014 0.462 193.7
2015 0.466 193.8
2016 0.470 193.8
2017 0.474 193.8
2018 0.478 193.8
2019 0.481 193.8
2020 0.485 193.8
2021 0.488 193.9
2022 0.491 193.9
2023 0.495 193.9
2024 0.498 193.9
2025 0.501 193.9
2026 0.504 193.9
2027 0.507 194.0
2028 0.509 194.0
2029 0.512 194.0
2030 0.515 194.0

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

grafico orbita





wds03513%2B2621e.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
03513+2621 A 1830 AB 1995 18 194 0.3 8.02 8.00 F8 NO 035120.24+262113.6
03513+2621 A 1830 AB 2008 19 193 0.4 8.02 8.00 F8 NO 035120.24+262113.6
03513+2621 A 1830 AB 2009 20 194 0.4 8.02 8.00 F8 NO 035120.24+262113.6

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