19282-1209 SCJ  22

 
 
19h 28m 12.26s -12 08' 40.7" P.A. 290.6 sep 1.13 mag 8.12,8.69 Sp G8V dist. 36.62 pc (119.45 l.y.)
 
 
Coord 2000
19282-1209
Discov num
SCJ  22
Comp
Coord arcsec 2000
19 28 12.26 -12 08 40.7
Date first
1873
Date last
2017
Obs
138
Pa first
325
Pa last
291
P.A. Now (θ)
290.6°
Sep first
1.4
Sep last
1.1
Sep. Now (ρ)
1.13"
Mag pri
8.12
Mag sec
8.69
delta mag (ΔM)
0.57
Spectral class
G8V (yellow)
Pri motion ra
+069
Sec motion ra
Pri motion dec
-087
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
290.5
Precise sep
1.12
Constellation
Sagittarius
HIP
95722
Tycho2
5730-01773-1
HD
183063
ADS
12469
Distance
36.62
Distance ly
119.45
last precise pa
290.5
last precise sep
1.12
 
 
ORBITAL ELEMENTS
 
 
Period (P)170.2y Periastron (T)1983.91y Semi-major axis (a)1.003a
Eccentricity (e)0.584 Inclination (i)10.4° Longitude of periastron (ω)308°
Node (Ω)206° Note Grade2(1=Definitive, 9=Indet.)
Equinox2000 Last observation2016
label rho theta
2000 0.740 255.0
2001 0.766 258.0
2002 0.790 260.8
2003 0.815 263.4
2004 0.839 265.9
2005 0.862 268.3
2006 0.886 270.5
2007 0.908 272.6
2008 0.931 274.6
2009 0.953 276.5
2010 0.974 278.3
2011 0.995 280.1
2012 1.016 281.8
2013 1.036 283.4
2014 1.056 284.9
2015 1.075 286.4
2016 1.094 287.9
2017 1.113 289.3
2018 1.131 290.6
2019 1.149 291.9
2020 1.166 293.2
2021 1.183 294.4
2022 1.199 295.6
2023 1.215 296.8
2024 1.231 297.9
2025 1.246 299.0
2026 1.261 300.1
2027 1.276 301.2
2028 1.290 302.2
2029 1.303 303.2
2030 1.317 304.2

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

grafico orbita





wds19282-1209c.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
19282-1209 SCJ 22 2003 130 267 0.8 8.12 8.69 G8V NOD 192812.26-120840.7
19282-1209 SCJ 22 2009 133 277 1.0 8.12 8.69 G8V NOD 192812.26-120840.7
19282-1209 SCJ 22 2010 136 280 1.0 8.12 8.69 G8V NOD 192812.26-120840.7
19282-1209 SCJ 22 2013 141 284 1.1 8.12 8.69 G8V NO 192812.26-120840.7
19282-1209 SCJ 22 2016 136 289 1.1 8.12 8.69 G8V NO 192812.26-120840.7
19282-1209 SCJ 22 2017 138 291 1.1 8.12 8.69 G8V NO 192812.26-120840.7

If you need more information about this double, apply for a data request form to the WDS.
 
 
WDS 19282-1209 SCJ 22 : NOTES
 
 
discov_num notes refcode
SCJ 22 Malkov et al. (2012) derive dynamical, photometric, and spectroscopic
masses of 1.88 +/- 0.54, 1.89, and 0.91 Msun, respectively. Mlk2012
 
 
REFERENCES
 
 
refcode metd author reference
Mlk2012 not - Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. 2012A&A...546A..69M
Mlk2012 A&A 546, A69, 2012
Msn2017c orb - Mason, B.D. & Hartkopf, W.I. 2017IAUDS.192....1M
Msn2017c Inf. Circ. 192, 1, 2017
 
 
DISCOVERER
 
 
discov author
SCJ Schjellerup, H.

 
 
WDS 19282-1209 SCJ 22 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19282-1209 SCJ 22 : MEASURES
 
 
No records found.

 
 
WDS 19282-1209 SCJ 22 : Virtual Eyepiece
 
 

19282-1209  SCJ  22 A 19282-1209  SCJ  22 sep 1.13 P.A. 290.6 mag 8.12,8.69 Sp G8V virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Radius:
 
 
WDS 19282-1209 SCJ 22 : Aladin DSS image @ 19h 28m 12.26s -12 08' 40.7"