18358+2522 HDS 2637 (HD 171798)
18h 35m 45.71s +25° 22' 00.9" P.A. 119.00 sep 0.2 mag 9.20,9.67 Sp B9 dist. 275.48 pc (898.62 l.y.)
Coord 2000 |
18358+2522 |
|
Discov num |
HDS2637 |
|
Comp |
|
|
Coord arcsec 2000 |
18 35 45.71 +25 22 00.9 |
|
Date first |
1991 |
|
Date last |
2008 |
|
Obs |
3 |
|
Pa first |
106 |
|
Pa last |
119.2 |
|
P.A. Now (θ) |
119.2° |
|
Sep first |
0.1 |
|
Sep last |
0.17 |
|
Sep. Now (ρ) |
0.17" |
|
Mag pri |
9.20 |
|
Mag sec |
9.67 |
|
delta mag (ΔM) |
0.47 |
|
Spectral class |
B9 (blue-white) |
|
Pri motion ra |
+000 |
|
Sec motion ra |
|
|
Pri motion dec |
-008 |
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 171798 |
|
Constellation |
Hercules |
|
SAO |
86225 |
|
HIP |
91150 |
|
Tycho2 |
2111-01511-1 |
|
Gaia DR2 |
4536865562130187648 |
|
HD |
171798 |
|
BD |
BD+25 3578 |
|
Distance |
275.48 |
|
Distance ly |
898.62 |
|
WDS 18358+2522 HDS 2637 (HD 171798) : NOTES
discov_num |
notes |
refcode |
HDS2637 |
Fekel et al. (2013) derive a spectroscopic orbit for the primary, with |
|
|
P=14.685d and e=0.2495. Estimated masses are 2.5 and 2.35 Msun. |
Fek2013a |
REFERENCES
refcode |
metd |
author |
reference |
Fek2013a |
orb - |
Fekel, F.C., Tomkin, J., & Williamson, M.H. |
2013AJ....146..129F |
Fek2013a |
|
AJ 146, 129, 2013 |
|
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 |
18358+2522 |
HDS2637 |
|
1991 |
1 |
106 |
0.1 |
9.20 |
9.67 |
B9 |
|
183545.71+252200.9 |
18358+2522 |
HDS2637 |
|
2006 |
2 |
108 |
0.1 |
9.20 |
9.67 |
B9 |
|
183545.71+252200.9 |
18358+2522 |
HDS2637 |
|
2008 |
3 |
119 |
0.2 |
9.20 |
9.67 |
B9 |
|
183545.71+252200.9 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 18358+2522 HDS 2637 (HD 171798) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 18358+2522 HDS 2637 (HD 171798) : MEASURES
No records found.
WDS 18358+2522 (HD 171798) : 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 18358+2522 (HD 171798) : ALADIN DSS IMAGE @ 18h 35m 45.71s +25° 22' 00.9"
WDS 18358+2522 HDS 2637 (HD 171798) : 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 |
|
18358+2522 |
HDS2637 |
|
119 |
0.2 |
|
Show |
|
18360+2528 |
BRT3332 |
|
103 |
3.3 |
7 |
Show |
|
18359+2542 |
TDT 952 |
|
69 |
1.1 |
20 |
Show |
|
18348+2509 |
POU3433 |
AB |
344 |
10.2 |
23 |
Show |
|
18348+2509 |
POU3434 |
AC |
69 |
14.5 |
23 |
Show |
|
18361+2452 |
A 249 |
|
278 |
1.0 |
31 |
Show |
|
18260+2606 |
L 22 |
|
299 |
8.5 |
34 |
Show |
|
18382+2543 |
BUP 185 |
AB |
336 |
104.1 |
39 |
Show |
|
18382+2543 |
BUP 185 |
AC |
271 |
999.9 |
39 |
Show |
|
18382+2543 |
BUP 185 |
AD |
205 |
64.7 |
39 |
Show |
|
18378+2450 |
POU3446 |
|
126 |
13.5 |
43 |
Show |
|
18380+2450 |
POU3449 |
|
226 |
5.0 |
44 |
Show |
|
18362+2437 |
POU3437 |
|
284 |
5.0 |
46 |
Show |
|
18329+2455 |
POU3426 |
|
95 |
13.0 |
47 |
Show |
|
18377+2443 |
POU3445 |
|
254 |
11.2 |
48 |
Show |
|
18350+2434 |
TDT 946 |
|
91 |
0.8 |
50 |
Show |
|
18374+2437 |
POU3442 |
|
119 |
9.8 |
51 |
Show |
|
18320+2504 |
POU3419 |
|
240 |
11.5 |
54 |
Show |
|
18373+2433 |
POU3441 |
|
211 |
11.2 |
54 |
Show |
|
18352+2616 |
BUP 184 |
AB |
333 |
93.4 |
55 |
Show |
|
18352+2616 |
BUP 184 |
AC |
243 |
300.2 |
55 |
Show |
|
18324+2451 |
POU3423 |
|
112 |
7.4 |
55 |
Show |
|
18379+2435 |
POU3448 |
|
31 |
19.0 |
56 |
Show |
|
18344+2615 |
BUP 183 |
AB |
47 |
57.9 |
56 |
Show |
|
18344+2615 |
BUP 183 |
AC |
37 |
79.8 |
56 |
Show |
|
18344+2615 |
BUP 183 |
AD |
88 |
578.9 |
56 |
Show |
|
18319+2516 |
GCB 33 |
|
50 |
5.3 |
57 |
Show |
|
18387+2439 |
HJ 1332 |
|
232 |
27.8 |
59 |
Show |
|
18398+2459 |
POU3458 |
|
21 |
7.2 |
60 |
Show |
|
18312+2516 |
A 248 |
|
31 |
0.6 |
63 |
Show |
|
18346+2422 |
POU3432 |
|
170 |
8.6 |
64 |
Show |
|
18352+2419 |
KPP3331 |
|
5 |
2.5 |
64 |
Show |
|
18317+2447 |
POU3416 |
|
185 |
15.8 |
66 |
Show |
|
18398+2443 |
POU3459 |
|
72 |
9.7 |
68 |
Show |
|
18379+2421 |
POU3447 |
|
222 |
14.0 |
68 |
Show |
|
18408+2518 |
SLE 500 |
|
179 |
18.1 |
69 |
Show |
|
18407+2509 |
SLE 499 |
|
347 |
31.0 |
69 |
Show |
|
18401+2442 |
STF2364 |
|
174 |
10.6 |
71 |
Show |
|
18305+2519 |
A 246 |
|
164 |
1.5 |
72 |
Show |
|
18386+2422 |
POU3450 |
|
161 |
7.6 |
72 |
Show |
|
18409+2506 |
POU3474 |
|
94 |
6.2 |
72 |
Show |
|
18407+2454 |
POU3470 |
|
149 |
11.5 |
73 |
Show |
|
18387+2422 |
POU3452 |
|
139 |
16.1 |
73 |
Show |
|
18330+2420 |
POU3427 |
|
81 |
6.8 |
73 |
Show |
|
18397+2430 |
POU3457 |
|
322 |
6.4 |
75 |
Show |
|
18370+2409 |
TDT 959 |
|
180 |
0.5 |
75 |
Show |
|
18397+2429 |
POU3456 |
|
190 |
21.3 |
76 |
Show |
|
18412+2505 |
SLE 501 |
|
314 |
19.3 |
76 |
Show |
|
18404+2439 |
POU3467 |
|
132 |
9.6 |
77 |
Show |
|
18405+2440 |
POU3468 |
|
64 |
11.1 |
78 |
Show |
|
18413+2506 |
SLE 502 |
|
94 |
6.2 |
78 |
|
|
WDS 18358+2522 : COMPONENTS
18358+2522 A
Componente originario normalizzato |
AB |
|
Name |
HD 171798 |
|
Coord arcsec 2000 |
183545.71+252200.9 |
|
Mag |
9.2 |
|
Spectral class |
B9 (blue-white) |
|
PmRA |
0.00 |
|
PmDE |
-8.0 |
|
SAO |
86225 |
|
HIP |
91150 |
|
Tycho2 |
2111-01511-1 |
|
HD |
171798 |
|
BD |
BD+25 3578 |
|
Tycho2 |
2111-01511-1 |
|
Pflag |
|
|
RAmdeg |
278.94043614 |
|
DEmdeg |
25.36690681 |
|
PmRA |
-2.0 |
|
PmDE |
-8.9 |
|
E RAmdeg |
6 |
|
E DEmdeg |
5 |
|
E pmRA |
1.3 |
|
E pmDE |
1.2 |
|
EpRAm |
1991.16 |
|
EpDEm |
1991.37 |
|
Num |
9 |
|
Q RAmdeg |
0.8 |
|
Q DEmdeg |
1.2 |
|
Q pmRA |
0.8 |
|
Q pmDE |
1.2 |
|
BTmag |
8.776 |
|
E BTmag |
0.016 |
|
VTmag |
8.629 |
|
E VTmag |
0.012 |
|
Prox |
974 |
|
TYC |
T |
|
HIP |
91150 |
|
CCDM |
AB |
|
RAdeg |
278.94044139 |
|
DEdeg |
25.36692750 |
|
EpRA 1990 |
1.54 |
|
EpDE 1990 |
1.71 |
|
E RAdeg |
5.8 |
|
E DEdeg |
5.3 |
|
Posflg |
P |
|
Corr |
0.0 |
|
SAO |
86225 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.0007 |
|
DE1950 |
|
|
PmDE1950 |
-0.014 |
|
Vmag |
8.2 |
|
SpType |
B9 |
|
Double code |
|
|
Source |
34 |
|
CatNum |
9049 |
|
DM |
BD+25 3578 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
171798 |
|
M HD |
0 |
|
GC |
|
|
RA1950rad |
4.85952212 |
|
DE1950rad |
0.44200428 |
|
PmRA2000 |
0.0008 |
|
PmDE2000 |
-0.015 |
|
Catalog |
H |
|
HIP |
91150 |
|
Proxy |
H |
|
RAhms |
18 35 45.71 |
|
DEdms |
+25 22 00.9 |
|
Vmag |
8.6 |
|
VarFlag |
|
|
R Vmag |
H |
|
RAdeg |
278.94 |
|
DEdeg |
25.3669 |
|
AstroRef |
* |
|
Plx |
3.63 |
|
CCDM |
18358+2522 |
|
N CCDM |
H |
|
Nsys |
1 |
|
Ncomp |
2 |
|
MultFlag |
C |
|
Source |
S |
|
Qual |
A |
|
M HIP |
AB |
|
Theta |
106 |
|
Rho |
0.149 |
|
HD |
171798 |
|
BD |
BD+25 3578 |
|
CD |
|
|
CP |
|
|
Dm number |
+25 3578 |
|
VIred |
0.13 |
|
SpType |
B9 |
|
R SpType |
|
|
Coord arcsec 2000 |
183545.71+252200.9 |
|
HIP |
91150 |
|
Sn |
55 |
|
So |
3 |
|
Nc |
2 |
|
RArad |
4.8684291622 |
|
DErad |
0.4427364219 |
|
Plx |
3.63 |
|
PmRA |
-0.36 |
|
PmDE |
-7.78 |
|
E RArad |
0.6 |
|
E DErad |
0.63 |
|
E Plx |
1.04 |
|
E pmRA |
0.76 |
|
E pmDE |
0.79 |
|
Hpmag |
8.6536 |
|
E Hpmag |
0.002 |
|
SHp |
0.019 |
|
VA |
0 |
|
BV |
0.156 |
|
E BV |
0.011 |
|
VI |
0.17 |
|
Ccdm |
18358+2522 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
-2.30 |
|
DDEs |
0.9 |
|
R dRAs |
82 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
2 |
|
Vmag |
9.2 |
|
Sp |
B9 |
|
PmNote |
* |
|
PmRA |
0 |
|
PmDE |
-8 |
|
Dm number |
+25 3578 |
|
Cat1 |
BD |
|
Name2 |
+25 1961 |
|
Cat2 |
AGK2/3 |
|
HD |
171798 |
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
|
|
HIC |
91150 |
|
18358+2522 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
183545.72+252200.8 |
|
Mag |
9.67 |
|
Calc delta mag |
0.47 |
|
Calc coord |
yes |
|
Ccdm |
18358+2522 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
HDS |
|
DRAs |
-2.29 |
|
DDEs |
0.9 |
|
R dRAs |
82 |
|
Year |
1991 |
|
Theta |
106 |
|
Rho |
0.2 |
|
Obs |
1 |
|
Vmag |
9.7 |
|
Sp |
|
|
PmNote |
* |
|
PmRA |
0 |
|
PmDE |
-8 |
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
|
|
HIC |
91150 |
|