18431-7804 HDS 2650 AB (HD 171043)
18h 43m 03.23s -78° 03' 58.5" P.A. 171.00 sep 0.6 mag 6.94,9.21 Sp F5IV/V dist. 154.8 pc (504.96 l.y.)
Coord 2000 |
18431-7804 |
|
Discov num |
HDS2650 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 43 03.23 -78 03 58.5 |
|
Date first |
1991 |
|
Date last |
2018 |
|
Obs |
3 |
|
Pa first |
165 |
|
Pa last |
170.6 |
|
P.A. Now (θ) |
170.6° |
|
Sep first |
0.5 |
|
Sep last |
0.606 |
|
Sep. Now (ρ) |
0.606" |
|
Mag pri |
6.94 |
|
Mag sec |
9.21 |
|
delta mag (ΔM) |
2.27 |
|
Spectral class |
F5IV/V (yellow-white) |
|
Pri motion ra |
+022 |
|
Sec motion ra |
+022 |
|
Pri motion dec |
+001 |
|
Sec motion dec |
+001 |
|
Notes |
W
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 171043 |
|
Constellation |
Octans |
|
SAO |
257615 |
|
HIP |
91795 |
|
Tycho2 |
9462-00928-1 |
|
HD |
171043 |
|
GC |
25468 |
|
CP |
CP-78 1180 |
|
Distance |
154.8 |
|
Distance ly |
504.96 |
|
WDS 18431-7804 HDS 2650 AB (HD 171043) : NOTES
No records found.
REFERENCES
refcode |
metd |
author |
reference |
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 |
18431-7804 |
HDS2650 |
AB |
2018 |
3 |
171 |
0.6 |
6.94 |
9.21 |
F5IV/V |
W |
184303.23-780358.5 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 18431-7804 HDS 2650 AB (HD 171043) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 18431-7804 HDS 2650 AB (HD 171043) : MEASURES
No records found.
WDS 18431-7804 (HD 171043) : 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 18431-7804 (HD 171043) : ALADIN DSS IMAGE @ 18h 43m 03.23s -78° 03' 58.5"
WDS 18431-7804 HDS 2650 AB (HD 171043) : 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 |
|
18431-7804 |
HDS2650 |
AB |
171 |
0.6 |
1 |
Show |
|
18497-7759 |
RST3189 |
|
210 |
1.2 |
22 |
Show |
|
18548-7740 |
TOB 348 |
|
328 |
31.7 |
45 |
Show |
|
18421-7704 |
LDS 645 |
|
231 |
68.2 |
61 |
Show |
|
19013-7741 |
TDT1184 |
|
9 |
4.7 |
62 |
Show |
|
18243-7746 |
TDT 840 |
|
11 |
0.6 |
62 |
Show |
|
19016-7838 |
RST3201 |
|
276 |
2.9 |
66 |
Show |
|
18344-7906 |
UC 3614 |
|
132 |
11.7 |
67 |
Show |
|
19028-7840 |
LDS 657 |
|
131 |
76.7 |
70 |
Show |
|
18538-7911 |
RST3192 |
|
89 |
2.6 |
75 |
Show |
|
18574-7701 |
UC 3739 |
|
216 |
11.1 |
79 |
Show |
|
18392-7930 |
KPP2188 |
|
87 |
18.0 |
88 |
Show |
|
18302-7641 |
HDS2621 |
|
316 |
0.3 |
94 |
Show |
|
19012-7623 |
TDS 958 |
|
161 |
1.6 |
118 |
Show |
|
18431-7539 |
KPP1905 |
|
140 |
15.0 |
146 |
Show |
|
18422-7538 |
KPP 650 |
|
11 |
5.9 |
147 |
Show |
|
18351-7539 |
JSP 775 |
|
153 |
1.8 |
148 |
Show |
|
18558-7543 |
UC 3727 |
|
330 |
52.6 |
148 |
Show |
|
19028-7551 |
KIR 21 |
|
129 |
20.3 |
149 |
Show |
|
18582-7521 |
I 640 |
|
318 |
2.7 |
172 |
Show |
|
18297-7451 |
KPP 717 |
|
120 |
6.3 |
199 |
Show |
|
18590-7447 |
HDS2692 |
|
141 |
0.6 |
205 |
Show |
|
18543-7423 |
LDS 654 |
|
146 |
6.6 |
224 |
Show |
|
18577-7412 |
HJ 5061 |
|
285 |
6.1 |
239 |
Show |
|
18329-7358 |
HDS2631 |
|
81 |
0.6 |
249 |
Show |
|
18307-7357 |
TDT 919 |
|
189 |
0.6 |
251 |
Show |
|
18545-8224 |
KPP4128 |
|
123 |
1.8 |
262 |
Show |
|
18487-8240 |
TDT1065 |
|
285 |
0.6 |
276 |
Show |
|
18509-7329 |
KPP1085 |
|
102 |
8.6 |
277 |
Show |
|
18492-7321 |
B 2459 |
|
37 |
2.9 |
282 |
Show |
|
18572-7325 |
HEI 264 |
|
113 |
1.0 |
285 |
Show |
|
19016-7325 |
UC 3766 |
|
75 |
56.8 |
287 |
Show |
|
18264-7324 |
TDT 869 |
|
183 |
1.8 |
287 |
Show |
|
18595-8253 |
RST3191 |
|
293 |
2.9 |
293 |
Show |
|
18373-7308 |
B 2452 |
|
60 |
3.0 |
297 |
Show |
|
18232-7310 |
LDS 634 |
|
126 |
54.6 |
303 |
|
|
WDS 18431-7804 : COMPONENTS
18431-7804 A
Name |
HD 171043 |
|
Coord arcsec 2000 |
184303.23-780358.5 |
|
Mag |
6.94 |
|
Spectral class |
F5IV/V (yellow-white) |
|
PmRA |
22.00 |
|
PmDE |
1.0 |
|
SAO |
257615 |
|
HIP |
91795 |
|
Tycho2 |
9462-00928-1 |
|
HD |
171043 |
|
GC |
25468 |
|
CP |
CP-78 1180 |
|
Tycho2 |
9462-00928-1 |
|
Pflag |
|
|
RAmdeg |
280.76346121 |
|
DEmdeg |
-78.06626900 |
|
PmRA |
21.6 |
|
PmDE |
0.5 |
|
E RAmdeg |
4 |
|
E DEmdeg |
4 |
|
E pmRA |
1.4 |
|
E pmDE |
1.3 |
|
EpRAm |
1991.39 |
|
EpDEm |
1991.48 |
|
Num |
12 |
|
Q RAmdeg |
1.0 |
|
Q DEmdeg |
1.0 |
|
Q pmRA |
1.1 |
|
Q pmDE |
0.9 |
|
BTmag |
7.313 |
|
E BTmag |
0.015 |
|
VTmag |
6.830 |
|
E VTmag |
0.010 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
91795 |
|
CCDM |
AB |
|
RAdeg |
280.76321861 |
|
DEdeg |
-78.06627028 |
|
EpRA 1990 |
1.66 |
|
EpDE 1990 |
1.74 |
|
E RAdeg |
3.7 |
|
E DEdeg |
3.6 |
|
Posflg |
P |
|
Corr |
0.1 |
|
SAO |
257615 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.0091 |
|
DE1950 |
|
|
PmDE1950 |
0.02 |
|
Vmag |
6.8 |
|
SpType |
F5 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
25468 |
|
DM |
CP-78 1180 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
171043 |
|
M HD |
0 |
|
GC |
25468 |
|
RA1950rad |
4.86634254 |
|
DE1950rad |
-1.3633377 |
|
PmRA2000 |
0.0059 |
|
PmDE2000 |
0.016 |
|
Catalog |
H |
|
HIP |
91795 |
|
Proxy |
H |
|
RAhms |
18 43 03.17 |
|
DEdms |
-78 03 58.5 |
|
Vmag |
6.77 |
|
VarFlag |
|
|
R Vmag |
H |
|
RAdeg |
280.763 |
|
DEdeg |
-78.0663 |
|
AstroRef |
A |
|
Plx |
6.78 |
|
CCDM |
18431-7804 |
|
N CCDM |
H |
|
Nsys |
1 |
|
Ncomp |
2 |
|
MultFlag |
C |
|
Source |
|
|
Qual |
A |
|
M HIP |
AB |
|
Theta |
165 |
|
Rho |
0.491 |
|
HD |
171043 |
|
BD |
|
|
CD |
|
|
CP |
CP-78 1180 |
|
Dm number |
-78 1180 |
|
VIred |
0.54 |
|
SpType |
F5IV/V |
|
R SpType |
|
|
Coord arcsec 2000 |
184303.17-780358.5 |
|
HIP |
91795 |
|
Sn |
15 |
|
So |
3 |
|
Nc |
2 |
|
RArad |
4.9002423213 |
|
DErad |
-1.3625133165 |
|
Plx |
6.46 |
|
PmRA |
22.4 |
|
PmDE |
1.39 |
|
E RArad |
0.33 |
|
E DErad |
0.43 |
|
E Plx |
0.52 |
|
E pmRA |
0.35 |
|
E pmDE |
0.48 |
|
Hpmag |
6.8763 |
|
E Hpmag |
0.0006 |
|
SHp |
0.01 |
|
VA |
0 |
|
BV |
0.458 |
|
E BV |
0.005 |
|
VI |
0.53 |
|
Ccdm |
18431-7804 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
-2.77 |
|
DDEs |
1.5 |
|
R dRAs |
82 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
2 |
|
Vmag |
7.0 |
|
Sp |
F5 |
|
PmNote |
* |
|
PmRA |
22 |
|
PmDE |
2 |
|
Dm number |
-78 1180 |
|
Cat1 |
CPD |
|
Name2 |
257615 |
|
Cat2 |
SAO |
|
HD |
171043 |
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
|
|
HIC |
91795 |
|
18431-7804 B
Coord arcsec 2000 |
184303.24-780359.1 |
|
Mag |
9.21 |
|
PmRA |
22.00 |
|
PmDE |
1.0 |
|
Calc delta mag |
2.27 |
|
Calc coord |
yes |
|
Ccdm |
18431-7804 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
HDS |
|
DRAs |
-2.73 |
|
DDEs |
1.0 |
|
R dRAs |
82 |
|
Year |
1991 |
|
Theta |
165 |
|
Rho |
0.5 |
|
Obs |
1 |
|
Vmag |
9.8 |
|
Sp |
|
|
PmNote |
* |
|
PmRA |
22 |
|
PmDE |
2 |
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
|
|
HIC |
91795 |
|