03175+6540 STT  52AB

 
 
03H 17M 31.54S +65 39' 30.1" P.A. 44.5 SEP 0.35 MAG 7.06,7.40 SP A2V DIST. 168.92 PC (551.02 L.Y.)
 
 
Coord 2000
03175+6540
Discov num
STT  52
Comp
AB
Coord arcsec 2000
03 17 31.54 +65 39 30.1
Date first
1843
Date last
2010
Obs
143
Pa first
157
Pa last
58
P.A. Now (θ)
44.5°
Sep first
0.4
Sep last
0.5
Sep. Now (ρ)
0.35"
Mag pri
7.06
Mag sec
7.40
delta mag (ΔM)
0.34
Spectral class
A2V (white)
Pri motion ra
-009
Sec motion ra
-009
Pri motion dec
+005
Sec motion dec
+005
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
03175+6540 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 12686 03175+6540 STT 52 AB 1843 2010 143 44 0.4 7.06 7.40 0.34 Y <===
Show 12686 03175+6540 STT 52 AB,C 1912 2003 3 223 81.2 6.46 12.70 6.24
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Camelopardalis
SAO
12686
HIP
15309
Tycho2
4061-00195-1
HD
20104
HR
967
ADS
2436
BD
BD+65 338
Distance
168.92
Distance ly
551.02
last precise pa
58.4
last precise sep
0.467
 
 
ORBITAL ELEMENTS
 
 
Period (P)350y Periastron (T)2055y Semi-major axis (a)0.458a
Eccentricity (e)0.4 Inclination (i)135° Longitude of periastron (ω)100°
Node (Ω)58° Note Grade4(1=Definitive, 9=Indet.)
Equinox Last observation
label rho theta
2000 0.423 60.2
2001 0.420 59.5
2002 0.416 58.6
2003 0.413 57.8
2004 0.409 57.0
2005 0.405 56.2
2006 0.402 55.3
2007 0.398 54.4
2008 0.394 53.5
2009 0.390 52.6
2010 0.385 51.7
2011 0.381 50.7
2012 0.377 49.8
2013 0.372 48.8
2014 0.368 47.8
2015 0.363 46.7
2016 0.358 45.6
2017 0.353 44.5
2018 0.348 43.4
2019 0.343 42.2
2020 0.338 41.0
2021 0.333 39.8
2022 0.327 38.5
2023 0.322 37.2
2024 0.317 35.8
2025 0.311 34.4
2026 0.305 32.9
2027 0.300 31.4
2028 0.294 29.8
2029 0.288 28.1
2030 0.283 26.4

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