10269+1931 COU 292 (HD 90460)
10h 26m 54.22s +19° 30' 44.9" P.A. 50.00 sep 0.2 mag 8.42,8.79 Sp F8 dist. 79.05 pc (257.86 l.y.)
Coord 2000 |
10269+1931 |
|
Discov num |
COU 292 |
|
Comp |
|
|
Coord arcsec 2000 |
10 26 54.22 +19 30 44.9 |
|
Date first |
1968 |
|
Date last |
2013 |
|
Obs |
60 |
|
Pa first |
41 |
|
Pa last |
49.5 |
|
P.A. Now (θ) |
16.2° |
|
Sep first |
0.2 |
|
Sep last |
0.171 |
|
Sep. Now (ρ) |
0.186" |
|
Mag pri |
8.42 |
|
Mag sec |
8.79 |
|
delta mag (ΔM) |
0.37 |
|
Spectral class |
F8 (yellow-white) |
|
Pri motion ra |
-011 |
|
Sec motion ra |
|
|
Pri motion dec |
-042 |
|
Sec motion dec |
|
|
Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 90460 |
|
Constellation |
Leo |
|
SAO |
99125 |
|
HIP |
51147 |
|
Tycho2 |
1423-00154-1 |
|
Gaia DR2 |
624535459414819584 |
|
HD |
90460 |
|
BD |
BD+20 2486 |
|
Distance |
79.05 |
|
Distance ly |
257.86 |
|
ORBITAL ELEMENTS
Period (P) | 25.02y | |
Periastron (T) | 1981.6y | |
Semi-major axis (a) | 0.149a | |
Eccentricity (e) | 0.592 | |
Inclination (i) | 138.4° | |
Longitude of periastron (ω) | 215.1° | |
Node (Ω) | 61.7° | |
Notes | n | |
Reference | Doc2013e | |
Equinox | 2000 | |
Last observation | 2006 | |
Grade | 2 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
3.0 |
0.158 |
2001 |
354.4 |
0.141 |
2002 |
343.4 |
0.124 |
2003 |
328.8 |
0.107 |
2004 |
309.0 |
0.091 |
2005 |
282.1 |
0.079 |
2006 |
245.8 |
0.067 |
2007 |
188.4 |
0.051 |
2008 |
124.7 |
0.066 |
2009 |
95.5 |
0.100 |
2010 |
81.0 |
0.132 |
2011 |
71.8 |
0.157 |
2012 |
64.9 |
0.178 |
2013 |
59.4 |
0.194 |
2014 |
54.6 |
0.206 |
2015 |
50.3 |
0.215 |
2016 |
46.2 |
0.220 |
2017 |
42.3 |
0.223 |
2018 |
38.4 |
0.223 |
2019 |
34.5 |
0.220 |
2020 |
30.4 |
0.215 |
2021 |
26.1 |
0.207 |
2022 |
21.4 |
0.198 |
2023 |
16.2 |
0.186 |
2024 |
10.2 |
0.173 |
2025 |
3.2 |
0.158 |
2026 |
354.6 |
0.141 |
2027 |
343.6 |
0.124 |
2028 |
329.1 |
0.107 |
2029 |
309.4 |
0.092 |
2030 |
282.7 |
0.079 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
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Measures: green=micrometric, blue=interferometric, purple=photographic |
|
WDS 10269+1931 COU 292 (HD 90460) : NOTES
discov_num |
notes |
refcode |
COU 292 |
1983.9557, 1983.9667: Measurements should be given low confidence. |
Bag1985 |
|
Malkov et al. (2012) derive dynamical, photometric, and spectroscopic |
|
|
masses of 3.26 +/- 1.05, 2.44, and 1.10 Msun, respectively. |
Mlk2012 |
REFERENCES
refcode |
metd |
author |
reference |
Bag1985 |
S j |
Balega, Y.Y. & Balega, I.I. |
1985SvAL...11...47B |
Bag1985 |
|
SvAL 11, 47, 1985 |
|
Doc2013e |
orb - |
Docobo, J.A. & Ling, J.F. |
2013IAUDS.180....1D |
Doc2013e |
|
Inf. Circ. 180, 1, 2013 |
|
Mlk2012 |
not - |
Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. |
2012A&A...546A..69M |
Mlk2012 |
|
A&A 546, A69, 2012 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
COU |
Couteau, P. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
10269+1931 |
COU 292 |
|
2006 |
52 |
234 |
0.1 |
8.42 |
8.79 |
F8 |
NOD |
102654.22+193044.9 |
10269+1931 |
COU 292 |
|
2011 |
57 |
72 |
0.2 |
8.42 |
8.79 |
F8 |
NO |
102654.22+193044.9 |
10269+1931 |
COU 292 |
|
2012 |
59 |
47 |
0.2 |
8.42 |
8.79 |
F8 |
NO |
102654.22+193044.9 |
10269+1931 |
COU 292 |
|
2013 |
60 |
50 |
0.2 |
8.42 |
8.79 |
F8 |
NO |
102654.22+193044.9 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 10269+1931 COU 292 (HD 90460) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 10269+1931 COU 292 (HD 90460) : MEASURES
No records found.
WDS 10269+1931 (HD 90460) : VIRTUAL EYEPIECE
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
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|
WDS 10269+1931 (HD 90460) : ALADIN DSS IMAGE @ 10h 26m 54.22s +19° 30' 44.9"
WDS 10269+1931 COU 292 (HD 90460) : NEIGHBORHOODS
|
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
|
Show |
name |
coord_2000 |
discov# |
comp |
pa |
sep |
dist(') |
Show |
|
10269+1931 |
COU 292 |
|
50 |
0.2 |
|
Show |
|
10264+1951 |
GWP1372 |
|
145 |
110.9 |
22 |
Show |
|
10280+1950 |
STF1435 |
|
203 |
8.5 |
25 |
Show |
|
10248+2002 |
FMR 215 |
|
264 |
2.5 |
44 |
Show |
|
10301+1931 |
KPP3818 |
|
198 |
2.4 |
45 |
Show |
|
10308+1929 |
KPP1106 |
|
323 |
8.8 |
55 |
Show |
|
10274+1834 |
GWP1376 |
|
283 |
136.8 |
57 |
Show |
|
10261+1821 |
COU 291 |
|
66 |
0.8 |
71 |
Show |
|
10314+2023 |
SKF1731 |
|
215 |
1.2 |
82 |
Show |
|
10213+1859 |
TDS7209 |
|
65 |
0.7 |
86 |
Show |
|
10271+1804 |
STF1434 |
|
282 |
6.5 |
88 |
Show |
|
10301+2048 |
STF1439 |
|
73 |
1.4 |
90 |
Show |
|
10262+1756 |
HAU 22 |
|
265 |
12.4 |
96 |
Show |
|
10269+2106 |
CVR1291 |
|
106 |
3.6 |
96 |
Show |
|
10200+1950 |
STF1424 |
BC |
288 |
327.4 |
100 |
Show |
Algieba |
10200+1950 |
STF1424 |
AB |
127 |
4.7 |
100 |
Show |
Algieba |
10200+1950 |
STF1424 |
AC |
288 |
341.2 |
100 |
Show |
Algieba |
10200+1950 |
STF1424 |
AD |
302 |
371.3 |
100 |
Show |
|
10197+1928 |
WNO 53 |
AB |
308 |
999.9 |
102 |
Show |
|
10200+1950 |
BAG 32 |
Ca,Cb |
24 |
0.2 |
106 |
Show |
|
10200+1950 |
STF1424 |
CD |
6 |
90.7 |
106 |
Show |
|
10200+1950 |
FYM 38 |
CE |
59 |
148.6 |
106 |
Show |
|
10200+1950 |
FYM 38 |
CF |
238 |
53.4 |
106 |
Show |
|
10199+1856 |
CVR1282 |
|
74 |
3.1 |
106 |
Show |
|
10332+1830 |
SLW 491 |
|
68 |
135.9 |
109 |
Show |
|
10349+1930 |
HJ 485 |
|
157 |
18.9 |
114 |
Show |
|
10192+2008 |
CVR1280 |
|
275 |
3.3 |
115 |
Show |
|
10192+1850 |
COU 289 |
|
68 |
0.2 |
117 |
Show |
|
10210+1809 |
COU 50 |
|
177 |
0.2 |
117 |
Show |
|
10308+2116 |
SLW 482 |
|
175 |
16.5 |
119 |
Show |
|
10243+1738 |
CVR 564 |
|
51 |
20.3 |
119 |
Show |
|
10331+2052 |
COU 172 |
|
33 |
0.3 |
120 |
Show |
|
10337+2045 |
COU 173 |
|
185 |
0.8 |
121 |
Show |
|
10208+2058 |
SLW 464 |
|
77 |
179.6 |
123 |
Show |
|
10192+2034 |
STF1423 |
|
308 |
0.7 |
126 |
Show |
|
10300+2133 |
RAO 251 |
|
286 |
1.2 |
130 |
Show |
|
10335+1800 |
CVR 105 |
|
88 |
48.2 |
131 |
Show |
|
10228+1733 |
SLW 468 |
|
128 |
10.5 |
131 |
Show |
|
10281+2141 |
KPP 753 |
|
283 |
6.6 |
132 |
Show |
|
10178+2000 |
A 2149 |
AB |
306 |
1.5 |
133 |
Show |
|
10178+2000 |
A 2149 |
AC |
194 |
9.6 |
133 |
Show |
|
10178+2000 |
GII 170 |
Aa,Ab |
96 |
0.2 |
133 |
Show |
|
10217+2124 |
HJL1058 |
|
149 |
196.1 |
135 |
Show |
|
10203+1753 |
COU 290 |
|
122 |
0.4 |
136 |
Show |
|
10361+2009 |
TDS7369 |
|
277 |
0.7 |
136 |
Show |
|
10269+1713 |
STT 217 |
|
150 |
0.8 |
138 |
Show |
|
10343+1802 |
YSC 40 |
|
237 |
0.4 |
139 |
Show |
|
10317+1726 |
CVR1297 |
|
178 |
4.2 |
143 |
Show |
|
10168+1955 |
CVR1276 |
|
75 |
3.4 |
145 |
Show |
|
10334+1734 |
KPP3822 |
|
118 |
3.1 |
149 |
Show |
|
10228+2149 |
KPP 220 |
|
149 |
3.9 |
151 |
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WDS 10269+1931 : COMPONENTS
10269+1931 A
Componente originario normalizzato |
AB |
|
Name |
HD 90460 |
|
Coord arcsec 2000 |
102654.22+193044.9 |
|
Mag |
8.42 |
|
Spectral class |
F8 (yellow-white) |
|
PmRA |
-11.00 |
|
PmDE |
-42.0 |
|
SAO |
99125 |
|
HIP |
51147 |
|
Tycho2 |
1423-00154-1 |
|
HD |
90460 |
|
BD |
BD+20 2486 |
|
Tycho2 |
1423-00154-1 |
|
Pflag |
|
|
RAmdeg |
156.72591698 |
|
DEmdeg |
19.51237964 |
|
PmRA |
-0.8 |
|
PmDE |
-35.3 |
|
E RAmdeg |
6 |
|
E DEmdeg |
7 |
|
E pmRA |
1.1 |
|
E pmDE |
1.0 |
|
EpRAm |
1991.26 |
|
EpDEm |
1990.71 |
|
Num |
11 |
|
Q RAmdeg |
0.8 |
|
Q DEmdeg |
1.0 |
|
Q pmRA |
0.9 |
|
Q pmDE |
0.9 |
|
BTmag |
8.471 |
|
E BTmag |
0.017 |
|
VTmag |
7.787 |
|
E VTmag |
0.013 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
51147 |
|
CCDM |
AB |
|
RAdeg |
156.72591861 |
|
DEdeg |
19.51246278 |
|
EpRA 1990 |
1.72 |
|
EpDE 1990 |
1.56 |
|
E RAdeg |
5.8 |
|
E DEdeg |
7.0 |
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Posflg |
P |
|
Corr |
0.2 |
|
SAO |
99125 |
|
DelFlag |
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RA1950 |
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PmRA1950 |
0.0002 |
|
DE1950 |
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PmDE1950 |
-0.022 |
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Vmag |
8 |
|
SpType |
F8 |
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Double code |
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Source |
35 |
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CatNum |
4011 |
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DM |
BD+20 2486 |
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DMcomp |
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BDsup |
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HD |
90460 |
|
M HD |
0 |
|
GC |
|
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RA1950rad |
2.72350897 |
|
DE1950rad |
0.34501882 |
|
PmRA2000 |
0.0002 |
|
PmDE2000 |
-0.017 |
|
Catalog |
H |
|
HIP |
51147 |
|
Proxy |
H |
|
RAhms |
10 26 54.22 |
|
DEdms |
+19 30 44.9 |
|
Vmag |
7.7 |
|
VarFlag |
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R Vmag |
H |
|
RAdeg |
156.726 |
|
DEdeg |
19.5125 |
|
AstroRef |
* |
|
Plx |
14.04 |
|
CCDM |
10269+1931 |
|
N CCDM |
I |
|
Nsys |
1 |
|
Ncomp |
2 |
|
MultFlag |
C |
|
Source |
|
|
Qual |
A |
|
M HIP |
AB |
|
Theta |
46 |
|
Rho |
0.22 |
|
HD |
90460 |
|
BD |
BD+20 2486 |
|
CD |
|
|
CP |
|
|
Dm number |
+20 2486 |
|
VIred |
0.67 |
|
SpType |
F8 |
|
R SpType |
|
|
Coord arcsec 2000 |
102654.22+193044.9 |
|
HIP |
51147 |
|
Sn |
55 |
|
So |
3 |
|
Nc |
2 |
|
RArad |
2.7353833474 |
|
DErad |
0.3405567707 |
|
Plx |
12.65 |
|
PmRA |
2.77 |
|
PmDE |
-38.31 |
|
E RArad |
0.62 |
|
E DErad |
0.44 |
|
E Plx |
0.74 |
|
E pmRA |
0.71 |
|
E pmDE |
0.43 |
|
Hpmag |
7.8368 |
|
E Hpmag |
0.0012 |
|
SHp |
0.01 |
|
VA |
0 |
|
BV |
0.635 |
|
E BV |
0.013 |
|
VI |
0.7 |
|
Ccdm |
10269+1931 |
|
RComp |
|
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Comp |
A |
|
Note1 |
|
|
Note2 |
|
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Discov num |
|
|
DRAs |
0.22 |
|
DDEs |
-16.0 |
|
R dRAs |
10 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
2 |
|
Vmag |
8.0 |
|
Sp |
F8 |
|
PmNote |
* |
|
PmRA |
0 |
|
PmDE |
-49 |
|
Dm number |
+20 2486 |
|
Cat1 |
BD |
|
Name2 |
+19 1058 |
|
Cat2 |
AGK2/3 |
|
HD |
90460 |
|
M HD |
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ADS BDS |
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M ADS BDS |
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N IDS |
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IDS |
10215N2001A |
|
HIC |
51147 |
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10269+1931 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
102654.23+193045.0 |
|
Mag |
8.79 |
|
Calc delta mag |
0.37 |
|
Calc coord |
yes |
|
Ccdm |
10269+1931 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
* |
|
Note2 |
|
|
Discov num |
COU 292 |
|
DRAs |
|
|
DDEs |
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R dRAs |
|
|
Year |
1968 |
|
Theta |
40 |
|
Rho |
0.2 |
|
Obs |
1 |
|
Vmag |
8.4 |
|
Sp |
|
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PmNote |
|
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PmRA |
|
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PmDE |
|
|
Dm number |
|
|
Cat1 |
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|
Name2 |
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Cat2 |
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HD |
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M HD |
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|
ADS BDS |
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M ADS BDS |
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N IDS |
|
|
IDS |
10215N2001B |
|
HIC |
51147 |
|