17229-5801 HDO 270 AB (HD 156768)
17h 22m 55.23s -58° 00' 37.1" P.A. 184.00 sep 1.8 mag 6.00,9.41 Sp G8Ib-II dist. 335.57 pc (1094.63 l.y.)
Coord 2000 |
17229-5801 |
|
Discov num |
HDO 270 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 22 55.23 -58 00 37.1 |
|
Date first |
1891 |
|
Date last |
2016 |
|
Obs |
9 |
|
Pa first |
190 |
|
Pa last |
184.3 |
|
P.A. Now (θ) |
184.3° |
|
Sep first |
4.0 |
|
Sep last |
1.777 |
|
Sep. Now (ρ) |
1.777" |
|
Mag pri |
6.00 |
|
Mag sec |
9.41 |
|
delta mag (ΔM) |
3.41 |
|
Spectral class |
G8Ib-II (yellow) |
|
Pri motion ra |
+002 |
|
Sec motion ra |
-006 |
|
Pri motion dec |
-012 |
|
Sec motion dec |
-016 |
|
Notes |
|
|
rPM=0.523
Nature of this double is uncertain.
17229-5801 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 156768 |
244678 |
17 22 55 -58 00 37 |
HDO 270 AB |
2016 |
9 |
184 |
1.8 |
6.00 |
9.41 |
3.41 |
|
<=== |
Show |
|
244678 |
17 22 55 -58 00 37 |
HDO 270 AC |
2000 |
3 |
153 |
40.0 |
6.00 |
12.00 |
6.00 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 156768 |
|
Constellation |
Ara |
|
SAO |
244678 |
|
HIP |
85049 |
|
Tycho2 |
8736-03859-1 |
|
Gaia DR2 |
5916102259498670208 |
|
HD |
156768 |
|
HR |
6438 |
|
GC |
23439 |
|
CP |
CP-57 8478 |
|
Distance |
335.57 |
|
Distance ly |
1094.63 |
|
WDS 17229-5801 HDO 270 AB (HD 156768) : NOTES
No records found.
REFERENCES
refcode |
metd |
author |
reference |
HdO1882a |
Mb - |
Harvard Obs. |
1882AnHar..13...17. |
HdO1882a |
|
Harvard Ann. 13, 17, 1882 |
|
HdO1882b |
Ma j |
Harvard Obs. (measure by Alden, G.I.) |
1882AnHar..13...17. |
HdO1882b |
|
Harvard Ann. 13, 17, 1882 |
|
HdO1882c |
Ma - |
Harvard Obs. (measure by Davis, W.M.) |
1882AnHar..13...17. |
HdO1882c |
|
Harvard Ann. 13, 17, 1882 |
|
HdO1906A |
Ma - |
Harvard Obs. |
1906QB821.B972..... |
HdO1906A |
|
cited in BDS (Burnham Double Star Cat., 1906) |
|
HdO9999 |
Ma - |
Harvard Obs. |
................... |
HdO9999 |
|
Unpublished, manuscript or reference not found. |
|
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
17229-5801 |
HDO 270 |
AB |
1991 |
7 |
183 |
1.8 |
6.00 |
9.41 |
G8Ib-II |
D |
172255.23-580037.1 |
17229-5801 |
HDO 270 |
AB |
2008 |
8 |
189 |
1.7 |
6.00 |
9.41 |
G8Ib-II |
|
172255.23-580037.1 |
17229-5801 |
HDO 270 |
AB |
2016 |
9 |
184 |
1.8 |
6.00 |
9.41 |
G8Ib-II |
|
172255.23-580037.1 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 17229-5801 HDO 270 AB (HD 156768) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 17229-5801 HDO 270 AB (HD 156768) : MEASURES
No records found.
WDS 17229-5801 (HD 156768) : 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 17229-5801 (HD 156768) : ALADIN DSS IMAGE @ 17h 22m 55.23s -58° 00' 37.1"
WDS 17229-5801 HDO 270 AB (HD 156768) : 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 |
|
17229-5801 |
HDO 270 |
AB |
184 |
1.8 |
|
Show |
|
17229-5801 |
HDO 270 |
AC |
153 |
40.0 |
|
Show |
|
17228-5828 |
COO 213 |
AB |
285 |
9.2 |
28 |
Show |
|
17228-5828 |
COO 213 |
AC |
92 |
30.8 |
28 |
Show |
|
17256-5825 |
I 594 |
|
241 |
4.1 |
32 |
Show |
|
17206-5730 |
BRT2822 |
|
344 |
3.6 |
36 |
Show |
|
17188-5734 |
RST 916 |
|
214 |
0.4 |
43 |
Show |
|
17241-5716 |
BRT2823 |
|
107 |
4.4 |
46 |
Show |
|
17177-5824 |
BRT3182 |
|
50 |
2.6 |
49 |
Show |
|
17234-5857 |
TDT 334 |
|
157 |
1.6 |
57 |
Show |
|
17222-5902 |
HJ 4934 |
|
269 |
14.6 |
62 |
Show |
|
17301-5733 |
HJ 4950 |
|
306 |
10.3 |
64 |
Show |
|
17254-5903 |
R 300 |
|
348 |
8.8 |
66 |
Show |
|
17248-5913 |
I 385 |
AB |
117 |
0.4 |
74 |
Show |
|
17248-5913 |
WSI 87 |
AD |
271 |
0.3 |
74 |
Show |
|
17248-5913 |
I 385 |
AE |
109 |
28.1 |
74 |
Show |
|
17248-5913 |
I 385 |
AB,C |
210 |
17.3 |
74 |
Show |
|
17141-5736 |
TDT 278 |
|
147 |
0.8 |
76 |
Show |
|
17244-5919 |
JSP 717 |
|
332 |
3.6 |
80 |
Show |
|
17249-5924 |
HDS2458 |
|
354 |
1.0 |
85 |
Show |
|
17147-5857 |
TDT 285 |
|
190 |
0.5 |
86 |
Show |
|
17130-5836 |
HJ 4920 |
|
322 |
2.9 |
86 |
Show |
|
17206-5926 |
HJ 4931 |
|
255 |
0.8 |
88 |
Show |
|
17341-5824 |
RST5086 |
|
17 |
2.9 |
92 |
Show |
|
17246-5629 |
HRG 123 |
|
296 |
29.2 |
93 |
Show |
|
17215-5628 |
HJ 4939 |
|
227 |
29.6 |
94 |
Show |
|
17207-5625 |
FIN 255 |
AB |
108 |
0.4 |
97 |
Show |
|
17207-5625 |
HJ 4938 |
AB,C |
109 |
25.0 |
97 |
Show |
|
17181-5932 |
RST5075 |
|
224 |
1.5 |
99 |
Show |
|
17254-5623 |
HJ 4942 |
AB |
326 |
18.4 |
100 |
Show |
|
17254-5623 |
HJ 4942 |
AC |
64 |
41.2 |
100 |
Show |
|
17254-5623 |
ANT 5 |
AD |
39 |
47.2 |
100 |
Show |
|
17308-5920 |
JSP 931 |
|
186 |
7.5 |
101 |
Show |
|
17252-5621 |
BRT3318 |
|
105 |
2.7 |
102 |
Show |
|
17211-5944 |
RST5077 |
|
314 |
2.1 |
105 |
Show |
|
17192-5942 |
HDO 312 |
|
275 |
27.3 |
106 |
Show |
|
17251-5613 |
RST 923 |
|
337 |
5.4 |
110 |
Show |
|
17107-5710 |
RST 903 |
|
223 |
0.3 |
111 |
Show |
|
17089-5811 |
TDT 233 |
|
238 |
0.7 |
112 |
Show |
|
17228-5608 |
RST 921 |
|
40 |
1.2 |
113 |
Show |
|
17118-5919 |
JSP 708 |
|
273 |
1.5 |
117 |
Show |
|
17231-5958 |
RST5078 |
|
45 |
0.5 |
118 |
Show |
|
17255-5604 |
RST 925 |
|
73 |
0.6 |
119 |
Show |
|
17309-5621 |
FIN 257 |
|
122 |
0.1 |
120 |
Show |
|
17360-5903 |
RST5089 |
|
139 |
2.0 |
121 |
Show |
|
17335-5636 |
BRT3185 |
|
306 |
5.7 |
121 |
Show |
|
17240-6002 |
R 299 |
|
342 |
10.7 |
122 |
Show |
|
17253-5600 |
HDS2459 |
|
174 |
0.2 |
123 |
Show |
|
17369-5706 |
RST 942 |
|
282 |
1.0 |
126 |
Show |
|
17317-5618 |
LDS 600 |
|
146 |
4.5 |
127 |
Show |
|
17315-5948 |
JSP 932 |
|
171 |
5.2 |
127 |
|
|
WDS 17229-5801 : COMPONENTS
|
A |
B |
B |
pa=182.3°
sep=1.77"
| |
C |
pa=164.8°
sep=36.87"
| pa=164.0°
sep=35.18"
|
17229-5801 A
Name |
HD 156768 |
|
Coord arcsec 2000 |
172255.23-580037.1 |
|
Mag |
6 |
|
Spectral class |
G8Ib (yellow) |
|
PmRA |
2.00 |
|
PmDE |
-12.0 |
|
SAO |
244678 |
|
HIP |
85049 |
|
Tycho2 |
8736-03859-1 |
|
HD |
156768 |
|
HR |
6438 |
|
GC |
23439 |
|
CP |
CP-57 8478 |
|
Tycho2 |
8736-03859-1 |
|
Pflag |
|
|
RAmdeg |
260.73010969 |
|
DEmdeg |
-58.01031935 |
|
PmRA |
1.9 |
|
PmDE |
-12.4 |
|
E RAmdeg |
4 |
|
E DEmdeg |
7 |
|
E pmRA |
5.0 |
|
E pmDE |
4.7 |
|
EpRAm |
1991.97 |
|
EpDEm |
1991.55 |
|
Num |
3 |
|
Q RAmdeg |
0.8 |
|
Q DEmdeg |
1.6 |
|
Q pmRA |
0.7 |
|
Q pmDE |
1.5 |
|
BTmag |
7.341 |
|
E BTmag |
0.017 |
|
VTmag |
5.999 |
|
E VTmag |
0.010 |
|
Prox |
18 |
|
TYC |
T |
|
HIP |
85049 |
|
CCDM |
A |
|
RAdeg |
260.73010167 |
|
DEdeg |
-58.01029028 |
|
EpRA 1990 |
1.98 |
|
EpDE 1990 |
1.57 |
|
E RAdeg |
3.5 |
|
E DEdeg |
7.0 |
|
Posflg |
|
|
Corr |
0.2 |
|
SAO |
244678 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
-0.0019 |
|
DE1950 |
|
|
PmDE1950 |
-0.01 |
|
Vmag |
5.9 |
|
SpType |
K0 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
23439 |
|
DM |
CP-57 8478 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
156768 |
|
M HD |
0 |
|
GC |
23439 |
|
RA1950rad |
4.53175242 |
|
DE1950rad |
-1.011638 |
|
PmRA2000 |
-0.0026 |
|
PmDE2000 |
-0.011 |
|
Catalog |
H |
|
HIP |
85049 |
|
Proxy |
H |
|
RAhms |
17 22 55.23 |
|
DEdms |
-58 00 37.0 |
|
Vmag |
5.86 |
|
VarFlag |
|
|
R Vmag |
G |
|
RAdeg |
260.73 |
|
DEdeg |
-58.0103 |
|
AstroRef |
A |
|
Plx |
4.15 |
|
CCDM |
17229-5801 |
|
N CCDM |
I |
|
Nsys |
1 |
|
Ncomp |
2 |
|
MultFlag |
C |
|
Source |
|
|
Qual |
A |
|
M HIP |
AB |
|
Theta |
184 |
|
Rho |
1.811 |
|
HD |
156768 |
|
BD |
|
|
CD |
|
|
CP |
CP-57 8478 |
|
Dm number |
-57 8478 |
|
VIred |
1.04 |
|
SpType |
G8Ib/II |
|
R SpType |
|
|
Coord arcsec 2000 |
172255.23-580037.0 |
|
HIP |
85049 |
|
Sn |
15 |
|
So |
3 |
|
Nc |
2 |
|
RArad |
4.5505989962 |
|
DErad |
-1.012470544 |
|
Plx |
2.98 |
|
PmRA |
-6.52 |
|
PmDE |
-14.35 |
|
E RArad |
0.4 |
|
E DErad |
0.35 |
|
E Plx |
0.52 |
|
E pmRA |
0.49 |
|
E pmDE |
0.39 |
|
Hpmag |
6.0159 |
|
E Hpmag |
0.0008 |
|
SHp |
0.008 |
|
VA |
0 |
|
BV |
1.075 |
|
E BV |
0.001 |
|
VI |
1.04 |
|
Ccdm |
17229-5801 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
1.06 |
|
DDEs |
23.4 |
|
R dRAs |
10 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
2 |
|
Vmag |
6.0 |
|
Sp |
K0 |
|
PmNote |
* |
|
PmRA |
-16 |
|
PmDE |
-10 |
|
Dm number |
-57 8478 |
|
Cat1 |
CPD |
|
Name2 |
244678 |
|
Cat2 |
SAO |
|
HD |
156768 |
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
17143S5755A |
|
HIC |
85049 |
|
17229-5801 B
Coord arcsec 2000 |
172255.22-580038.9 |
|
Mag |
9.41 |
|
Spectral class |
II |
|
PmRA |
-6.00 |
|
PmDE |
-16.0 |
|
Calc delta mag |
3.41 |
|
Calc coord |
yes |
|
Ccdm |
17229-5801 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
HDO 270 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
1900 |
|
Theta |
187 |
|
Rho |
2.0 |
|
Obs |
4 |
|
Vmag |
9.6 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
17143S5755B |
|
HIC |
85049 |
|
17229-5801 C
Coord arcsec 2000 |
172256.44-580112.7 |
|
Mag |
12 |
|
Spectral class |
II |
|
PmRA |
4.00 |
|
PmDE |
-4.0 |
|
Calc delta mag |
6 |
|
Calc coord |
yes |
|