20104-1923 HDS 2873 (HD 191434)
20h 10m 25.46s -19° 22' 59.4" P.A. 226.00 sep 0.1 mag 7.49,10.22 Sp G0V dist. 61.09 pc (199.28 l.y.)
Coord 2000 |
20104-1923 |
|
Discov num |
HDS2873 |
|
Comp |
|
|
Coord arcsec 2000 |
20 10 25.46 -19 22 59.4 |
|
Date first |
1991 |
|
Date last |
2020 |
|
Obs |
11 |
|
Pa first |
204 |
|
Pa last |
225.6 |
|
P.A. Now (θ) |
225.6° |
|
Sep first |
0.2 |
|
Sep last |
0.136 |
|
Sep. Now (ρ) |
0.136" |
|
Mag pri |
7.49 |
|
Mag sec |
10.22 |
|
delta mag (ΔM) |
2.73 |
|
Spectral class |
G0V (yellow) |
|
Pri motion ra |
-004 |
|
Sec motion ra |
|
|
Pri motion dec |
-127 |
|
Sec motion dec |
|
|
Notes |
O
(Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 191434 |
|
Constellation |
Capricornus |
|
SAO |
163313 |
|
HIP |
99391 |
|
Tycho2 |
6323-02047-1 |
|
Gaia DR2 |
6866542478736575616 |
|
HD |
191434 |
|
GC |
27978 |
|
BD |
BD-19 5731 |
|
Distance |
61.09 |
|
Distance ly |
199.28 |
|
ORBITAL ELEMENTS
Period (P) | 90y | |
Periastron (T) | 2007.46y | ± 0.67 |
Semi-major axis (a) | 0.3843a | ± 0.0087 |
Eccentricity (e) | 0.484 | ± 0.006 |
Inclination (i) | 94° | ± 0.4 |
Longitude of periastron (ω) | -0.3° | ± 4.3 |
Node (Ω) | 35.2° | ± 0.9 |
Notes | | |
Reference | Tok2016e | |
Equinox | 2000 | |
Last observation | | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
54.8 |
0.055 |
2001 |
46.9 |
0.083 |
2002 |
43.0 |
0.111 |
2003 |
40.6 |
0.136 |
2004 |
38.9 |
0.159 |
2005 |
37.7 |
0.177 |
2006 |
36.6 |
0.191 |
2007 |
35.6 |
0.197 |
2008 |
34.7 |
0.197 |
2009 |
33.8 |
0.191 |
2010 |
32.7 |
0.177 |
2011 |
31.4 |
0.159 |
2012 |
29.8 |
0.136 |
2013 |
27.4 |
0.111 |
2014 |
23.5 |
0.083 |
2015 |
15.6 |
0.055 |
2016 |
352.7 |
0.029 |
2017 |
282.0 |
0.023 |
2018 |
244.1 |
0.045 |
2019 |
233.1 |
0.073 |
2020 |
228.2 |
0.102 |
2021 |
225.5 |
0.130 |
2022 |
223.7 |
0.158 |
2023 |
222.5 |
0.185 |
2024 |
221.6 |
0.211 |
2025 |
220.9 |
0.237 |
2026 |
220.3 |
0.261 |
2027 |
219.8 |
0.284 |
2028 |
219.4 |
0.307 |
2029 |
219.0 |
0.328 |
2030 |
218.7 |
0.349 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
WDS 20104-1923 HDS 2873 (HD 191434) : NOTES
No records found.
REFERENCES
refcode |
metd |
author |
reference |
Tok2016e |
orb - |
Tokovinin, A. |
2016AJ....152..138T |
Tok2016e |
|
AJ 152, 138, 2016 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
HDS |
Hipparcos Double Star (from additional DD list) |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
20104-1923 |
HDS2873 |
|
2006 |
3 |
35 |
0.2 |
7.49 |
10.22 |
G0V |
D |
201025.46-192259.4 |
20104-1923 |
HDS2873 |
|
2007 |
4 |
36 |
0.2 |
7.49 |
10.22 |
G0V |
D |
201025.46-192259.4 |
20104-1923 |
HDS2873 |
|
2013 |
8 |
206 |
0.1 |
7.49 |
10.22 |
G0V |
|
201025.46-192259.4 |
20104-1923 |
HDS2873 |
|
2014 |
9 |
194 |
0.1 |
7.49 |
10.22 |
G0V |
|
201025.46-192259.4 |
20104-1923 |
HDS2873 |
|
2019 |
10 |
231 |
0.1 |
7.49 |
10.22 |
G0V |
O |
201025.46-192259.4 |
20104-1923 |
HDS2873 |
|
2020 |
11 |
226 |
0.1 |
7.49 |
10.22 |
G0V |
O |
201025.46-192259.4 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20104-1923 HDS 2873 (HD 191434) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20104-1923 HDS 2873 (HD 191434) : MEASURES
No records found.
WDS 20104-1923 (HD 191434) : VIRTUAL EYEPIECE
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
|
|
WDS 20104-1923 (HD 191434) : ALADIN DSS IMAGE @ 20h 10m 25.46s -19° 22' 59.4"
WDS 20104-1923 HDS 2873 (HD 191434) : 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 |
|
20104-1923 |
HDS2873 |
|
226 |
0.1 |
|
Show |
|
20093-1925 |
HU 80 |
|
6 |
2.5 |
17 |
Show |
|
20091-1928 |
TDT2026 |
|
198 |
1.7 |
20 |
Show |
|
20102-1954 |
UC 4110 |
|
269 |
39.9 |
31 |
Show |
|
20082-1934 |
BHA 36 |
|
343 |
3.2 |
33 |
Show |
|
20080-1939 |
KPP1032 |
|
302 |
8.3 |
39 |
Show |
|
20071-1905 |
RST3248 |
|
122 |
0.7 |
51 |
Show |
|
20134-1953 |
ARA1203 |
|
238 |
10.1 |
52 |
Show |
|
20097-2022 |
SEE 409 |
|
31 |
5.1 |
60 |
Show |
|
20070-1848 |
HJ 2928 |
|
311 |
13.5 |
62 |
Show |
|
20103-2030 |
BEU 21 |
|
43 |
0.2 |
67 |
Show |
|
20058-1939 |
DON 978 |
|
106 |
0.5 |
67 |
Show |
|
20144-1843 |
ARA 796 |
|
80 |
12.3 |
68 |
Show |
|
20157-1849 |
HJ 2940 |
AB |
101 |
35.3 |
83 |
Show |
|
20157-1849 |
HJ 2940 |
AC |
76 |
20.6 |
83 |
Show |
|
20157-1849 |
ABH 134 |
AD |
103 |
70.6 |
83 |
Show |
|
20157-1849 |
ABH 134 |
AE |
252 |
84.5 |
83 |
Show |
|
20068-2034 |
HU 759 |
|
296 |
0.5 |
87 |
Show |
|
20106-2055 |
AHD 14 |
|
100 |
10.2 |
92 |
Show |
|
20154-2030 |
SEE 411 |
|
2 |
2.5 |
97 |
Show |
|
20154-1817 |
RST3252 |
|
261 |
0.6 |
97 |
Show |
|
20032-1940 |
KPP 620 |
|
355 |
5.7 |
103 |
Show |
|
20049-2034 |
BRT1559 |
|
268 |
4.9 |
105 |
Show |
|
20186-1942 |
ARA1204 |
|
298 |
12.8 |
117 |
Show |
|
20089-2122 |
BRT1560 |
|
138 |
4.5 |
121 |
Show |
|
20056-1742 |
RST3247 |
|
162 |
3.8 |
122 |
Show |
|
20151-1742 |
RST3251 |
|
263 |
2.9 |
123 |
Show |
|
20032-1815 |
RST3246 |
|
348 |
1.6 |
124 |
Show |
|
20029-2026 |
LDS 700 |
|
129 |
12.6 |
124 |
Show |
|
20147-2111 |
DON 982 |
|
62 |
5.0 |
125 |
Show |
|
20191-1947 |
BHA 38 |
|
102 |
3.2 |
125 |
Show |
|
20110-1717 |
KPP 460 |
|
68 |
3.9 |
127 |
Show |
|
20194-1942 |
ARA1206 |
|
10 |
11.6 |
128 |
Show |
|
20194-1907 |
H 5 87 |
|
180 |
56.0 |
128 |
Show |
|
20030-2040 |
DON 975 |
|
122 |
0.9 |
131 |
Show |
|
20178-1803 |
RST3253 |
|
115 |
2.5 |
132 |
Show |
|
20020-2029 |
TDT1924 |
|
243 |
0.9 |
136 |
Show |
|
20172-1742 |
FEN 37 |
|
64 |
4.7 |
140 |
Show |
|
20204-1919 |
WSP 68 |
AB |
120 |
13.1 |
142 |
Show |
|
20204-1919 |
WSP 68 |
AC |
189 |
21.3 |
142 |
Show |
|
20204-1919 |
WSP 68 |
AD |
310 |
21.4 |
142 |
Show |
|
20204-1919 |
WSP 68 |
AE |
49 |
23.1 |
142 |
Show |
|
20103-2147 |
PRB 8 |
|
201 |
999.9 |
144 |
Show |
|
20155-2128 |
DON 983 |
|
192 |
2.0 |
144 |
Show |
|
20020-1754 |
ARU 19 |
|
159 |
0.4 |
150 |
Show |
|
20209-1939 |
BU 662 |
BC |
297 |
2.2 |
150 |
Show |
|
20209-1939 |
BU 662 |
AB |
4 |
125.2 |
150 |
Show |
|
20187-1751 |
UC 4142 |
|
195 |
40.8 |
150 |
Show |
|
19597-1940 |
LDS4827 |
|
253 |
15.1 |
153 |
Show |
|
19598-1852 |
J 1767 |
|
173 |
7.6 |
154 |
Show |
|
20058-1703 |
FEN 36 |
|
177 |
3.8 |
155 |
|
|
WDS 20104-1923 : COMPONENTS
20104-1923 A
Componente originario normalizzato |
AB |
|
Name |
HD 191434 |
|
Coord arcsec 2000 |
201025.46-192259.4 |
|
Mag |
7.49 |
|
Spectral class |
G0V (yellow) |
|
PmRA |
-4.00 |
|
PmDE |
-127.0 |
|
SAO |
163313 |
|
HIP |
99391 |
|
Tycho2 |
6323-02047-1 |
|
HD |
191434 |
|
GC |
27978 |
|
BD |
BD-19 5731 |
|
Tycho2 |
6323-02047-1 |
|
Pflag |
|
|
RAmdeg |
302.60609923 |
|
DEmdeg |
-19.38343512 |
|
PmRA |
5.1 |
|
PmDE |
-116.2 |
|
E RAmdeg |
5 |
|
E DEmdeg |
6 |
|
E pmRA |
1.0 |
|
E pmDE |
1.1 |
|
EpRAm |
1991.07 |
|
EpDEm |
1990.98 |
|
Num |
18 |
|
Q RAmdeg |
1.2 |
|
Q DEmdeg |
1.3 |
|
Q pmRA |
1.2 |
|
Q pmDE |
1.3 |
|
BTmag |
7.966 |
|
E BTmag |
0.017 |
|
VTmag |
7.347 |
|
E VTmag |
0.011 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
99391 |
|
CCDM |
AB |
|
RAdeg |
302.60608667 |
|
DEdeg |
-19.38316472 |
|
EpRA 1990 |
1.78 |
|
EpDE 1990 |
1.61 |
|
E RAdeg |
4.9 |
|
E DEdeg |
5.5 |
|
Posflg |
P |
|
Corr |
-0.1 |
|
SAO |
163313 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.0016 |
|
DE1950 |
|
|
PmDE1950 |
-0.116 |
|
Vmag |
7.3 |
|
SpType |
F8 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
27978 |
|
DM |
BD-19 5731 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
191434 |
|
M HD |
0 |
|
GC |
27978 |
|
RA1950rad |
5.26883979 |
|
DE1950rad |
-0.34087057 |
|
PmRA2000 |
0.0017 |
|
PmDE2000 |
-0.117 |
|
Catalog |
H |
|
HIP |
99391 |
|
Proxy |
H |
|
RAhms |
20 10 25.46 |
|
DEdms |
-19 22 59.4 |
|
Vmag |
7.28 |
|
VarFlag |
|
|
R Vmag |
H |
|
RAdeg |
302.606 |
|
DEdeg |
-19.3832 |
|
AstroRef |
* |
|
Plx |
15.93 |
|
CCDM |
20104-1923 |
|
N CCDM |
H |
|
Nsys |
1 |
|
Ncomp |
2 |
|
MultFlag |
C |
|
Source |
|
|
Qual |
B |
|
M HIP |
AB |
|
Theta |
204 |
|
Rho |
0.209 |
|
HD |
191434 |
|
BD |
BD-19 5731 |
|
CD |
|
|
CP |
|
|
Dm number |
-19 5731 |
|
VIred |
0.64 |
|
SpType |
G0V |
|
R SpType |
|
|
Coord arcsec 2000 |
201025.46-192259.4 |
|
HIP |
99391 |
|
Sn |
55 |
|
So |
3 |
|
Nc |
2 |
|
RArad |
5.2814725684 |
|
DErad |
-0.3382998194 |
|
Plx |
16.37 |
|
PmRA |
-3.38 |
|
PmDE |
-126.69 |
|
E RArad |
0.57 |
|
E DErad |
0.43 |
|
E Plx |
0.72 |
|
E pmRA |
0.66 |
|
E pmDE |
0.45 |
|
Hpmag |
7.4062 |
|
E Hpmag |
0.0012 |
|
SHp |
0.008 |
|
VA |
0 |
|
BV |
0.579 |
|
E BV |
0.008 |
|
VI |
0.65 |
|
Ccdm |
20104-1923 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
1.46 |
|
DDEs |
-0.5 |
|
R dRAs |
82 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
2 |
|
Vmag |
7.5 |
|
Sp |
G0 |
|
PmNote |
* |
|
PmRA |
-4 |
|
PmDE |
-127 |
|
Dm number |
-19 5731 |
|
Cat1 |
BD |
|
Name2 |
163313 |
|
Cat2 |
SAO |
|
HD |
191434 |
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
|
|
HIC |
99391 |
|
20104-1923 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
201025.45-192259.5 |
|
Mag |
10.22 |
|
Calc delta mag |
2.73 |
|
Calc coord |
yes |
|
Ccdm |
20104-1923 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
HDS |
|
DRAs |
1.45 |
|
DDEs |
-0.6 |
|
R dRAs |
82 |
|
Year |
1991 |
|
Theta |
204 |
|
Rho |
0.2 |
|
Obs |
1 |
|
Vmag |
10.2 |
|
Sp |
|
|
PmNote |
* |
|
PmRA |
-4 |
|
PmDE |
-127 |
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
|
|
HIC |
99391 |
|