16094-3103 I 557 (HD 144926)
16h 09m 26.97s -31° 03' 11.2" P.A. 19.00 sep 0.3 mag 7.80,8.20 Sp A7IV
Coord 2000 |
16094-3103 |
|
Discov num |
I 557 |
|
Comp |
|
|
Coord arcsec 2000 |
16 09 26.97 -31 03 11.2 |
|
Date first |
1909 |
|
Date last |
2019 |
|
Obs |
24 |
|
Pa first |
20 |
|
Pa last |
19.3 |
|
P.A. Now (θ) |
19.3° |
|
Sep first |
0.5 |
|
Sep last |
0.278 |
|
Sep. Now (ρ) |
0.278" |
|
Mag pri |
7.80 |
|
Mag sec |
8.20 |
|
delta mag (ΔM) |
0.4 |
|
Spectral class |
A7IV (white) |
|
Pri motion ra |
-069 |
|
Sec motion ra |
|
|
Pri motion dec |
-074 |
|
Sec motion dec |
|
|
Notes |
O
(Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 144926 |
|
Constellation |
Scorpius |
|
SAO |
207395 |
|
Tycho2 |
7330-02616-1 |
|
Gaia DR2 |
6036781288524608896 |
|
HD |
144926 |
|
GC |
21711 |
|
ORBITAL ELEMENTS
Period (P) | 136.2y | ± 10 |
Periastron (T) | 2034y | ± 3 |
Semi-major axis (a) | 0.62a | ± 0.05 |
Eccentricity (e) | 0.726 | ± 0.08 |
Inclination (i) | 85.9° | ± 1 |
Longitude of periastron (ω) | 248.4° | ± 4.5 |
Node (Ω) | 26.3° | ± 1 |
Notes | | |
Reference | Doc2018l | |
Equinox | 2000 | |
Last observation | 2018 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
144.5 |
0.071 |
2001 |
153.7 |
0.077 |
2002 |
161.3 |
0.085 |
2003 |
167.5 |
0.095 |
2004 |
172.5 |
0.105 |
2005 |
176.6 |
0.116 |
2006 |
180.0 |
0.127 |
2007 |
182.9 |
0.138 |
2008 |
185.3 |
0.149 |
2009 |
187.4 |
0.161 |
2010 |
189.2 |
0.172 |
2011 |
190.8 |
0.184 |
2012 |
192.2 |
0.195 |
2013 |
193.4 |
0.206 |
2014 |
194.5 |
0.217 |
2015 |
195.5 |
0.227 |
2016 |
196.5 |
0.237 |
2017 |
197.3 |
0.247 |
2018 |
198.1 |
0.256 |
2019 |
198.8 |
0.265 |
2020 |
199.5 |
0.272 |
2021 |
200.2 |
0.279 |
2022 |
200.8 |
0.285 |
2023 |
201.4 |
0.289 |
2024 |
202.0 |
0.292 |
2025 |
202.6 |
0.292 |
2026 |
203.2 |
0.291 |
2027 |
203.8 |
0.286 |
2028 |
204.4 |
0.277 |
2029 |
205.1 |
0.264 |
2030 |
205.9 |
0.244 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
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|
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|
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Measures: green=micrometric, blue=interferometric, purple=photographic |
|
WDS 16094-3103 I 557 (HD 144926) : NOTES
No records found.
REFERENCES
refcode |
metd |
author |
reference |
Doc2018l |
orb - |
Docobo, J.A., Gomez, J., Campo, P., Andrade, M., Horch, E.P., Costa, E. & |
2018MNRAS.482.4096D |
Doc2018l |
|
Mendez, R.A. |
|
DISCOVERER
idgroup |
discov |
author |
1 |
I |
Innes, R.T.A. |
5 |
I |
MNRAS 57, 533, 1897 (data also in I__1897b, |
5 |
I |
I__1897c) |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
16094-3103 |
I 557 |
|
1990 |
19 |
242 |
0.1 |
7.80 |
8.20 |
A7IV |
|
160926.97-310311.2 |
16094-3103 |
I 557 |
|
2008 |
20 |
187 |
0.1 |
7.80 |
8.20 |
A7IV |
|
160926.97-310311.2 |
16094-3103 |
I 557 |
|
2014 |
21 |
195 |
0.2 |
7.80 |
8.20 |
A7IV |
O |
160926.97-310311.2 |
16094-3103 |
I 557 |
|
2017 |
22 |
18 |
0.3 |
7.80 |
8.20 |
A7IV |
O |
160926.97-310311.2 |
16094-3103 |
I 557 |
|
2018 |
23 |
18 |
0.3 |
7.80 |
8.20 |
A7IV |
O |
160926.97-310311.2 |
16094-3103 |
I 557 |
|
2019 |
24 |
19 |
0.3 |
7.80 |
8.20 |
A7IV |
O |
160926.97-310311.2 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 16094-3103 I 557 (HD 144926) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 16094-3103 I 557 (HD 144926) : MEASURES
No records found.
WDS 16094-3103 (HD 144926) : 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 16094-3103 (HD 144926) : ALADIN DSS IMAGE @ 16h 09m 26.97s -31° 03' 11.2"
WDS 16094-3103 I 557 (HD 144926) : 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 |
|
16094-3103 |
I 557 |
|
19 |
0.3 |
|
Show |
|
16092-3054 |
BRT3028 |
|
43 |
2.4 |
10 |
Show |
|
16099-3136 |
COO 194 |
|
359 |
7.7 |
34 |
Show |
|
16078-3037 |
RSS 398 |
|
220 |
10.1 |
34 |
Show |
|
16074-3127 |
KPP2285 |
|
304 |
19.3 |
36 |
Show |
|
16107-3025 |
UC 3125 |
|
265 |
42.1 |
42 |
Show |
|
16065-3121 |
B 1315 |
|
67 |
0.6 |
43 |
Show |
|
16073-3135 |
DAW 19 |
|
40 |
1.3 |
43 |
Show |
|
16071-3033 |
CTI3678 |
BC |
240 |
8.1 |
43 |
Show |
|
16111-3142 |
BRT3029 |
|
191 |
3.0 |
44 |
Show |
|
16085-3155 |
B 1316 |
|
297 |
0.3 |
54 |
Show |
|
16055-3214 |
B 1314 |
|
153 |
0.3 |
88 |
Show |
|
16161-3037 |
I 1586 |
|
192 |
0.3 |
90 |
Show |
|
16159-3030 |
RST1884 |
|
132 |
0.8 |
90 |
Show |
|
16027-3040 |
USD 365 |
AB |
81 |
2.4 |
90 |
Show |
|
16027-3040 |
VSP 47 |
Aa,Ab |
50 |
0.1 |
90 |
Show |
|
16051-3219 |
KPP1389 |
|
311 |
10.4 |
94 |
Show |
|
16036-3008 |
KOU 47 |
AB |
102 |
9.0 |
94 |
Show |
|
16036-3008 |
KOU 47 |
AC |
183 |
5.7 |
94 |
Show |
|
16095-3239 |
BSO 11 |
AB |
84 |
7.6 |
96 |
Show |
|
16095-3239 |
BSO 11 |
AC |
91 |
56.1 |
96 |
Show |
|
16076-2928 |
RSS 397 |
|
296 |
8.1 |
98 |
Show |
|
16020-3042 |
B 1313 |
|
306 |
0.1 |
99 |
Show |
|
16094-3242 |
ARY 121 |
|
15 |
67.1 |
99 |
Show |
|
16018-3111 |
TDS9734 |
|
282 |
0.6 |
100 |
Show |
|
16172-3110 |
NSN 391 |
|
13 |
2.8 |
100 |
Show |
|
16101-3244 |
SKF2049 |
|
140 |
47.2 |
102 |
Show |
|
16170-3137 |
TSN 180 |
|
37 |
0.3 |
103 |
Show |
|
16106-3246 |
JNN 222 |
AB |
98 |
4.3 |
104 |
Show |
|
16146-3224 |
JSP 687 |
|
11 |
1.8 |
105 |
Show |
|
16092-2918 |
YSC 111 |
|
203 |
0.3 |
105 |
Show |
|
16029-3210 |
KPP4386 |
BC |
342 |
49.3 |
107 |
Show |
|
16029-3210 |
PRO 128 |
AB |
131 |
6.3 |
107 |
Show |
|
16029-3210 |
KPP4386 |
AC |
346 |
44.1 |
107 |
Show |
|
16041-3227 |
RST2997 |
|
139 |
0.6 |
108 |
Show |
|
16059-3243 |
B 2798 |
|
217 |
3.8 |
110 |
Show |
|
16088-2913 |
SUB 7 |
|
265 |
2.4 |
111 |
Show |
|
16133-2922 |
USD 985 |
|
71 |
0.3 |
113 |
Show |
|
16172-3158 |
KPP3016 |
|
331 |
3.8 |
114 |
Show |
|
16006-3112 |
KPP1232 |
|
201 |
9.3 |
115 |
Show |
|
16182-3137 |
B 1317 |
|
103 |
1.4 |
118 |
Show |
|
16057-3252 |
WSI 84 |
Ba,Bb |
212 |
0.1 |
119 |
Show |
|
16057-3252 |
SEE 264 |
AB |
356 |
0.8 |
119 |
Show |
|
16057-3252 |
SEE 264 |
AC |
3 |
10.0 |
119 |
Show |
|
16004-3042 |
KPP 700 |
|
355 |
6.2 |
120 |
Show |
|
16053-3254 |
I 1584 |
|
315 |
2.4 |
123 |
Show |
|
16169-2945 |
SEE 270 |
|
140 |
9.4 |
125 |
Show |
|
16021-2943 |
HJ 4826 |
|
248 |
4.9 |
125 |
Show |
|
16025-3231 |
UC 3106 |
|
173 |
12.2 |
125 |
Show |
|
16105-3307 |
RST3005 |
|
344 |
0.5 |
125 |
Show |
|
16097-2858 |
RST1880 |
|
167 |
3.6 |
126 |
|
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WDS 16094-3103 : COMPONENTS
16094-3103 A
Componente originario normalizzato |
AB |
|
Name |
HD 144926 |
|
Coord arcsec 2000 |
160926.97-310311.2 |
|
Mag |
7.8 |
|
Spectral class |
A7IV (white) |
|
PmRA |
-69.00 |
|
PmDE |
-74.0 |
|
SAO |
207395 |
|
Tycho2 |
7330-02616-1 |
|
HD |
144926 |
|
GC |
21711 |
|
DM |
CD-3012880 |
|
Tycho2 |
7330-02616-1 |
|
Pflag |
|
|
RAmdeg |
242.36238035 |
|
DEmdeg |
-31.05312437 |
|
PmRA |
-65.5 |
|
PmDE |
-68.1 |
|
E RAmdeg |
4 |
|
E DEmdeg |
5 |
|
E pmRA |
1.3 |
|
E pmDE |
1.4 |
|
EpRAm |
1991.45 |
|
EpDEm |
1990.94 |
|
Num |
8 |
|
Q RAmdeg |
1.0 |
|
Q DEmdeg |
1.0 |
|
Q pmRA |
1.2 |
|
Q pmDE |
0.9 |
|
BTmag |
7.488 |
|
E BTmag |
0.015 |
|
VTmag |
7.167 |
|
E VTmag |
0.010 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
|
|
CCDM |
|
|
RAdeg |
242.36255667 |
|
DEdeg |
-31.05296028 |
|
EpRA 1990 |
1.71 |
|
EpDE 1990 |
1.33 |
|
E RAdeg |
4.1 |
|
E DEdeg |
4.9 |
|
Posflg |
|
|
Corr |
0.1 |
|
SAO |
207395 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
-0.0041 |
|
DE1950 |
|
|
PmDE1950 |
-0.051 |
|
Vmag |
7.1 |
|
SpType |
F0 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
21711 |
|
DM |
CD-3012880 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
144926 |
|
M HD |
0 |
|
GC |
21711 |
|
RA1950rad |
4.21628493 |
|
DE1950rad |
-0.53967363 |
|
PmRA2000 |
-0.0042 |
|
PmDE2000 |
-0.049 |
|
Ccdm |
16094-3103 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
2.95 |
|
DDEs |
-11.1 |
|
R dRAs |
10 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
2 |
|
Vmag |
7.8 |
|
Sp |
F0 |
|
PmNote |
* |
|
PmRA |
-66 |
|
PmDE |
-67 |
|
Dm number |
-3012880 |
|
Cat1 |
CD |
|
Name2 |
207395 |
|
Cat2 |
SAO |
|
HD |
144926 |
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
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N IDS |
|
|
IDS |
16032S3047A |
|
HIC |
|
|
16094-3103 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
160926.98-310310.9 |
|
Mag |
8.2 |
|
Calc delta mag |
0.4 |
|
Calc coord |
yes |
|
Ccdm |
16094-3103 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
I 557 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
1959 |
|
Theta |
218 |
|
Rho |
0.4 |
|
Obs |
8 |
|
Vmag |
8.2 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
16032S3047B |
|
HIC |
|
|