17031-5314 HDO 263 AB
17h 03m 08.76s -53° 14' 13.1" P.A. 18.00 sep 46.1 mag 5.33,13.85 Sp F5V dist. 27.23 pc (88.82 l.y.)
Coord 2000 |
17031-5314 |
|
Discov num |
HDO 263 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 03 08.76 -53 14 13.1 |
|
Date first |
1891 |
|
Date last |
1999 |
|
Obs |
2 |
|
Pa first |
20 |
|
Pa last |
17.6 |
|
P.A. Now (θ) |
17.6° |
|
Sep first |
25.0 |
|
Sep last |
46.09 |
|
Sep. Now (ρ) |
46.09" |
|
Mag pri |
5.33 |
|
Mag sec |
13.85 |
|
delta mag (ΔM) |
8.52 |
|
Spectral class |
F5V (yellow-white) |
|
Pri motion ra |
-017 |
|
Sec motion ra |
+013 |
|
Pri motion dec |
-118 |
|
Sec motion dec |
+007 |
|
Notes |
N
(See Notes) |
|
rPM=1.078
This double is not physical.
17031-5314 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
Eps2 Ara |
244388 |
17 03 09 -53 14 13 |
HDS 2412 Aa,Ab |
2021 |
29 |
151 |
0.7 |
5.44 |
8.65 |
3.21 |
Y |
|
Show |
|
244388 |
17 03 09 -53 14 13 |
HDO 263 AB |
1999 |
2 |
18 |
46.1 |
5.33 |
13.85 |
8.52 |
|
<=== |
Show |
|
244388 |
17 03 09 -53 14 13 |
SKF 103 AC |
2015 |
3 |
258 |
113.6 |
5.33 |
13.48 |
8.15 |
|
|
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Ara |
|
SAO |
244388 |
|
HIP |
83431 |
|
Tycho2 |
8726-02209-1 |
|
Gaia DR2 |
5923907314622859520 |
|
HD |
153580 |
|
HR |
6314 |
|
GC |
22956 |
|
GL |
NN 3985 |
|
CP |
CP-53 8316 |
|
Bayer |
Epsilon 2 Arae |
|
Bayer name |
Eps2 Ara |
|
Distance |
27.23 |
|
Distance ly |
88.82 |
|
Bayer greek |
ε2 Ara |
|
WDS 17031-5314 HDO 263 AB : NOTES
discov_num |
notes |
refcode |
HDO 263 |
eps 2 Ara. Duplicity doubtful. |
|
SKF 103 |
Identified as a double but not measured by Wegner. |
Wgn1973 |
|
AC: GJ 2125. C is DA3.2, mass 0.65. Mass(A)=1.41 (Holberg et al. 2013) |
Hbg2013 |
REFERENCES
refcode |
metd |
author |
reference |
Hbg2013 |
not - |
Holberg, J. B., Oswalt, T. D., & Sion, E. M. |
2013MNRAS.435.2077H |
Hbg2013 |
|
MNRAS 435, 2077, 2013 |
|
Wgn1973 |
- |
Wegner, G. |
1973MNRAS.165..271W |
Wgn1973 |
|
MNRAS 165, 271, 1973 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
HDO |
Harvard Obs. |
10 |
HDS |
Hipparcos Double Star (from additional DD list) |
10 |
SKF |
Skiff, B.A. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
17031-5314 |
HDO 263 |
AB |
1891 |
1 |
20 |
25.0 |
5.29 |
13.00 |
F6V |
N D |
170308.71-531411.9 |
17031-5314 |
HDO 263 |
AB |
1999 |
2 |
18 |
46.1 |
5.33 |
13.85 |
F5V |
N D |
170308.76-531413.1 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 17031-5314 HDO 263 AB : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 17031-5314 HDO 263 AB : MEASURES
No records found.
WDS 17031-5314 : 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 17031-5314 : ALADIN DSS IMAGE @ 17h 03m 08.76s -53° 14' 13.1"
WDS 17031-5314 HDO 263 AB : 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 |
|
17031-5314 |
HDS2412 |
Aa,Ab |
151 |
0.7 |
|
Show |
|
17031-5314 |
HDO 263 |
AB |
18 |
46.1 |
|
Show |
|
17031-5314 |
SKF 103 |
AC |
258 |
113.6 |
|
Show |
|
17047-5306 |
I 1309 |
|
307 |
2.8 |
17 |
Show |
|
17059-5342 |
KPP 389 |
|
317 |
3.7 |
38 |
Show |
|
16589-5312 |
WIS 307 |
|
124 |
85.4 |
38 |
Show |
|
17056-5346 |
RST3064 |
|
136 |
0.2 |
39 |
Show |
|
17074-5345 |
RST3067 |
|
60 |
4.1 |
50 |
Show |
|
16593-5230 |
RST3058 |
|
244 |
0.8 |
57 |
Show |
|
16573-5344 |
JNN 318 |
AB |
102 |
3.2 |
60 |
Show |
|
16573-5344 |
JNN 318 |
AC |
298 |
3.5 |
60 |
Show |
|
16573-5344 |
SYU 11 |
Aa,Ab |
|
0.1 |
60 |
Show |
|
17098-5240 |
B 1845 |
|
143 |
0.7 |
70 |
Show |
|
17107-5300 |
NSN 374 |
|
343 |
1.2 |
70 |
Show |
|
17061-5203 |
RST1932 |
|
219 |
1.4 |
76 |
Show |
|
16551-5343 |
TDT 141 |
|
47 |
0.6 |
78 |
Show |
|
17097-5224 |
R 290 |
|
119 |
9.6 |
78 |
Show |
|
16579-5210 |
BRT2091 |
|
3 |
4.4 |
80 |
Show |
|
17043-5152 |
HDS2416 |
|
258 |
5.6 |
84 |
Show |
|
16584-5203 |
CPO 504 |
|
139 |
8.0 |
84 |
Show |
|
17001-5436 |
HDO 262 |
|
51 |
25.2 |
86 |
Show |
|
17097-5420 |
HJ 4917 |
|
35 |
15.1 |
89 |
Show |
|
17123-5245 |
B 1850 |
|
216 |
5.0 |
89 |
Show |
|
16533-5334 |
RST3047 |
|
105 |
1.6 |
91 |
Show |
|
17134-5306 |
B 2406 |
|
84 |
8.0 |
93 |
Show |
|
17036-5448 |
WFC 184 |
|
142 |
14.2 |
95 |
Show |
|
17133-5340 |
FIN 52 |
|
124 |
5.1 |
95 |
Show |
|
16574-5153 |
HDS2397 |
Aa,Ab |
273 |
0.4 |
97 |
Show |
|
16574-5153 |
CPO9229 |
AB |
50 |
4.6 |
97 |
Show |
|
16574-5153 |
CPO9229 |
AC |
78 |
7.4 |
97 |
Show |
|
16574-5153 |
CPO9229 |
AD |
316 |
6.7 |
97 |
Show |
|
16548-5417 |
RST3055 |
|
31 |
1.4 |
97 |
Show |
|
16568-5151 |
RST 888 |
|
336 |
0.5 |
102 |
Show |
|
16556-5434 |
RST3056 |
AB |
69 |
2.1 |
104 |
Show |
|
16556-5434 |
BVD 119 |
AB,C |
353 |
27.1 |
104 |
Show |
|
17061-5133 |
BRT 944 |
|
225 |
5.8 |
105 |
Show |
|
17112-5156 |
RST3073 |
|
294 |
0.3 |
108 |
Show |
|
17026-5504 |
HDS2411 |
Aa,Ab |
9 |
0.2 |
111 |
Show |
|
17026-5504 |
HJ 4905 |
AB |
54 |
39.5 |
111 |
Show |
|
16538-5201 |
TDT 134 |
|
350 |
10.2 |
113 |
Show |
|
17050-5122 |
RST5596 |
|
103 |
5.3 |
113 |
Show |
|
17140-5217 |
B 1851 |
|
166 |
0.7 |
115 |
Show |
|
17094-5134 |
BRT 948 |
|
44 |
4.6 |
116 |
Show |
|
17137-5425 |
R 294 |
|
116 |
14.4 |
118 |
Show |
|
17125-5152 |
RST5597 |
BC |
351 |
1.9 |
119 |
Show |
|
17125-5152 |
CPO 515 |
AB |
218 |
10.3 |
119 |
Show |
|
16547-5447 |
TDT 138 |
|
285 |
0.6 |
120 |
Show |
|
17149-5218 |
B 1852 |
|
128 |
1.5 |
121 |
Show |
|
16556-5458 |
BRT2580 |
|
105 |
5.6 |
122 |
Show |
|
17034-5112 |
RST1928 |
|
48 |
2.4 |
123 |
Show |
|
17024-5111 |
I 1308 |
|
343 |
1.8 |
124 |
|
|
WDS 17031-5314 : COMPONENTS
|
A |
Ab |
B |
Ab |
pa=161.9°
sep=0.63"
| |
B |
pa=10.8°
sep=44.72"
| pa=10.4°
sep=45.27"
| |
C |
pa=250.3°
sep=70.64"
| pa=250.8°
sep=70.62"
| pa=227.9°
sep=100.96"
|
17031-5314 A
Coord arcsec 2000 |
170308.76-531413.1 |
|
Mag |
5.33 |
|
Spectral class |
F5V (yellow-white) |
|
PmRA |
-17.00 |
|
PmDE |
-118.0 |
|
SAO |
244388 |
|
HIP |
83431 |
|
Tycho2 |
8726-02209-1 |
|
HD |
153580 |
|
HR |
6314 |
|
GC |
22956 |
|
CP |
CP-53 8316 |
|
Bayer |
Epsilon 2 |
|
Bayer name |
Eps2 |
|
Tycho2 |
8726-02209-1 |
|
Pflag |
|
|
RAmdeg |
255.78626437 |
|
DEmdeg |
-53.23699418 |
|
PmRA |
-8.0 |
|
PmDE |
-152.4 |
|
E RAmdeg |
4 |
|
E DEmdeg |
4 |
|
E pmRA |
3.9 |
|
E pmDE |
3.7 |
|
EpRAm |
1991.63 |
|
EpDEm |
1991.35 |
|
Num |
4 |
|
Q RAmdeg |
1.0 |
|
Q DEmdeg |
1.5 |
|
Q pmRA |
0.9 |
|
Q pmDE |
1.5 |
|
BTmag |
5.842 |
|
E BTmag |
0.014 |
|
VTmag |
5.333 |
|
E VTmag |
0.009 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
83431 |
|
CCDM |
AC |
|
RAdeg |
255.78629528 |
|
DEdeg |
-53.23662833 |
|
EpRA 1990 |
1.64 |
|
EpDE 1990 |
1.36 |
|
E RAdeg |
3.5 |
|
E DEdeg |
3.7 |
|
Posflg |
P |
|
Corr |
0.2 |
|
SAO |
244388 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
-0.0001 |
|
DE1950 |
|
|
PmDE1950 |
-0.143 |
|
Vmag |
5.4 |
|
SpType |
F8 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
22956 |
|
DM |
CP-53 8316 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
153580 |
|
M HD |
0 |
|
GC |
22956 |
|
RA1950rad |
4.44685139 |
|
DE1950rad |
-0.92789006 |
|
PmRA2000 |
-0.0004 |
|
PmDE2000 |
-0.144 |
|
Catalog |
H |
|
HIP |
83431 |
|
Proxy |
H |
|
RAhms |
17 03 08.71 |
|
DEdms |
-53 14 11.9 |
|
Vmag |
5.27 |
|
VarFlag |
|
|
R Vmag |
H |
|
RAdeg |
255.786 |
|
DEdeg |
-53.2366 |
|
AstroRef |
A |
|
Plx |
37.97 |
|
CCDM |
17031-5314 |
|
N CCDM |
I |
|
Nsys |
1 |
|
Ncomp |
2 |
|
MultFlag |
C |
|
Source |
|
|
Qual |
A |
|
M HIP |
AC |
|
Theta |
109 |
|
Rho |
0.588 |
|
HD |
153580 |
|
BD |
|
|
CD |
|
|
CP |
CP-53 8316 |
|
Dm number |
-53 8316 |
|
VIred |
0.55 |
|
SpType |
F6V |
|
R SpType |
|
|
Coord arcsec 2000 |
170308.71-531411.9 |
|
HIP |
83431 |
|
Sn |
17 |
|
So |
3 |
|
Nc |
2 |
|
RArad |
4.4643129342 |
|
DErad |
-0.9291544207 |
|
Plx |
36.73 |
|
PmRA |
0.15 |
|
PmDE |
-165.2 |
|
E RArad |
0.59 |
|
E DErad |
0.41 |
|
E Plx |
0.63 |
|
E pmRA |
0.63 |
|
E pmDE |
0.47 |
|
Hpmag |
5.3839 |
|
E Hpmag |
0.0008 |
|
SHp |
0.005 |
|
VA |
0 |
|
BV |
0.498 |
|
E BV |
0.005 |
|
VI |
0.57 |
|
Ccdm |
17031-5314 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
2.70 |
|
DDEs |
-13.3 |
|
R dRAs |
82 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
3 |
|
Vmag |
5.4 |
|
Sp |
F5 |
|
PmNote |
* |
|
PmRA |
-1 |
|
PmDE |
-165 |
|
Dm number |
-53 8316 |
|
Cat1 |
CPD |
|
Name2 |
244388 |
|
Cat2 |
SAO |
|
HD |
153580 |
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
16552S5305A |
|
HIC |
83431 |
|
17031-5314 Ab
Coord arcsec 2000 |
170308.78-531413.7 |
|
Mag |
8.65 |
|
Calc delta mag |
3.21 |
|
Calc coord |
yes |
|
17031-5314 B
Coord arcsec 2000 |
170309.69-531329.2 |
|
Mag |
13.85 |
|
PmRA |
13.00 |
|
PmDE |
7.0 |
|
Calc delta mag |
8.41 |
|
Calc coord |
yes |
|
Ccdm |
17031-5314 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
HDO 263 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
|
|
Theta |
020 |
|
Rho |
25.0 |
|
Obs |
|
|
Vmag |
13.0 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
16552S5305B |
|
HIC |
|
|
17031-5314 C
Coord arcsec 2000 |
170301.35-531436.9 |
|
Mag |
13.48 |
|
Spectral class |
DA3.2 (white dwarf) |
|
PmRA |
-5.00 |
|
PmDE |
-153.0 |
|
Calc delta mag |
8.04 |
|
Calc coord |
yes |
|
Ccdm |
17031-5314 |
|
RComp |
|
|
Comp |
C |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
HDS |
|
DRAs |
2.75 |
|
DDEs |
-13.0 |
|
R dRAs |
82 |
|
Year |
1991 |
|
Theta |
109 |
|
Rho |
0.6 |
|
Obs |
1 |
|
Vmag |
8.6 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
-17 |
|
PmDE |
-118 |
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
|
|
HIC |
83431 |
|