23175+1937 BEU  23

 
 
23h 17m 28.13s +19 36' 46.6" P.A. 31.4 sep 0.35 mag 12.10, Sp M3.5
 
 
Coord 2000
23175+1937
Discov num
BEU  23
Comp
Coord arcsec 2000
23 17 28.13 +19 36 46.6
Date first
2001
Date last
2012
Obs
6
Pa first
209
Pa last
220
P.A. Now (θ)
31.4°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.35"
Mag pri
12.10
Mag sec
delta mag (ΔM)
Spectral class
M3.5 (red)
Pri motion ra
+354
Sec motion ra
Pri motion dec
-101
Sec motion dec
Notes
O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
220.2
Precise sep
0.145
Constellation
Pegasus
last precise pa
220.2
last precise sep
0.145
 
 
ORBITAL ELEMENTS
 
 
Period (P)11.56y± 0.09 Periastron (T)56419d (2013.346y)± 2.5 Semi-major axis (a)0.264a± 0.001
Eccentricity (e)0.464± 0.004 Inclination (i)103.3°± 0.2 Longitude of periastron (ω)206.8°± 0.5
Node (Ω)30.8°± 0.2 Note Grade3(1=Definitive, 9=Indet.)
Equinox2000 Last observation2012
label rho theta
2000 0.063 274.3
2001 0.138 221.2
2002 0.101 196.9
2003 0.097 56.7
2004 0.239 38.6
2005 0.325 33.1
2006 0.364 29.4
2007 0.363 26.1
2008 0.328 22.5
2009 0.264 17.5
2010 0.175 8.1
2011 0.078 334.7
2012 0.094 239.9
2013 0.148 212.0
2014 0.042 148.0
2015 0.166 44.8
2016 0.283 35.8
2017 0.347 31.4
2018 0.368 28.0
2019 0.352 24.6
2020 0.304 20.5
2021 0.228 14.2
2022 0.131 359.6
2023 0.060 288.5
2024 0.130 224.1
2025 0.117 201.4
2026 0.078 63.7
2027 0.225 39.6
2028 0.318 33.6
2029 0.361 29.8
2030 0.365 26.5

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

grafico orbita





wds23175%2B1937a.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
23175+1937 BEU 23 2001 1 209 0.1 12.10   M3.5 D 231728.13+193646.6
23175+1937 BEU 23 2008 2 199 0.3 12.10   M3.5 D 231728.13+193646.6
23175+1937 BEU 23 2012 6 220 0.1 12.10   M3.5 O 231728.13+193646.6

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