17231+2545 HO 415 (HD 157581)
17h 23m 07.69s +25° 45' 11.1" P.A. 345.00 sep 0.9 mag 8.83,9.67 Sp F5
| Coord 2000 |
17231+2545 |
|
Discov num |
HO 415 |
|
Comp |
|
|
Coord arcsec 2000 |
17 23 07.69 +25 45 11.1 |
|
| Date first |
1891 |
|
Date last |
2015 |
|
Obs |
50 |
|
| Pa first |
334 |
|
Pa last |
344.6 |
|
P.A. Now (θ) |
344.6° |
|
| Sep first |
0.8 |
|
Sep last |
0.85 |
|
Sep. Now (ρ) |
0.85" |
|
| Mag pri |
8.83 |
|
Mag sec |
9.67 |
|
delta mag (ΔM) |
0.84 |
|
Spectral class |
F5 (yellow-white) |
|
| Pri motion ra |
-001 |
|
Sec motion ra |
-001 |
|
| Pri motion dec |
+016 |
|
Sec motion dec |
+016 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 157581 |
|
Constellation |
Hercules |
|
Tycho2 |
2078-00223-1 |
|
Gaia DR2 |
4570903384104572160 |
|
| HD |
157581 |
|
ADS |
10514 |
|
WDS 17231+2545 HO 415 (HD 157581) : NOTES
No records found.
REFERENCES
| refcode |
metd |
author |
reference |
| Ho_1883 |
Ma j |
Hough, G.W. |
1883MNRAS..43..371H |
| Ho_1883 |
|
MNRAS 43, 371, 1883 (data also in Ho_1890) |
1890AN....125....1H |
| Ho_1884 |
Ma j |
Hough, G.W. |
1884MNRAS..44..365H |
| Ho_1884 |
|
MNRAS 44, 365, 1884 (data also in Ho_1890) |
1890AN....125....1H |
| Ho_1885 |
Ma j |
Hough, G.W. |
1885MNRAS..45..417H |
| Ho_1885 |
|
MNRAS 45, 417, 1885 (data also in Ho_1890) |
1890AN....125....1H |
| Ho_1886 |
Ma j |
Hough, G.W. |
1886MNRAS..46..393H |
| Ho_1886 |
|
MNRAS 46, 393, 1886 (data also in Ho_1890) |
1890AN....125....1H |
| Ho_1887 |
Ma j |
Hough, G.W. |
1887AN....116..273H |
| Ho_1887 |
|
AN 116, 273, 1887 |
|
| Ho_1890 |
Ma j |
Hough, G.W. |
1890AN....125....1H |
| Ho_1890 |
|
AN 125, 1, 1890 |
|
| Ho_1890b |
Ma j |
Hough, G.W. |
1890AJ......9..177H |
| Ho_1890b |
|
AJ 9, 177, 1890 (some data also in Ho_1890 or Ho_1894b) |
1890AN....125....1H |
| Ho_1894a |
Ma - |
Hough, G.W. |
1894MNRAS..54..251H |
| Ho_1894a |
|
MNRAS 54, 251, 1894 |
|
| Ho_1894b |
Ma j |
Hough, G.W. (HO 304 - 490) |
1894AN....135..281H |
| Ho_1894b |
|
AN 135, 281, 1894 |
|
| Ho_1894c |
Ma - |
Hough, G.W. (measure by Dembowski, H.) |
1894AN....135..281H |
| Ho_1894c |
|
AN 135, 281, 1894 |
|
| Ho_1899a |
Ma j |
Hough, G.W. |
1899AN....149..65H |
| Ho_1899a |
|
AN 149, 65, 1899 |
|
| Ho_1899b |
Ma - |
Hough, G.W. (measure by Burnham, S.W.) |
1899AN....149..65H |
| Ho_1899b |
|
AN 149, 65, 1899 |
|
| Ho_1907 |
Ma - |
Hough, G.W. |
1907PFAO....3c...1D |
| Ho_1907 |
|
Pub. Univ. Penn. 3, Pt. 3, 1907 (measures sent to Doolittle) |
|
| Ho_1932A |
Ma - |
Hough, G.W. |
1932QB821.A43...... |
| Ho_1932A |
|
cited in ADS, 1932 (unpublished measures sent to Aitken in manuscript by Fox) |
|
WDS HISTORIC DATA
| coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
| 17231+2545 |
HO 415 |
|
2005 |
47 |
343 |
0.9 |
8.83 |
9.67 |
F5 |
|
172307.69+254511.1 |
| 17231+2545 |
HO 415 |
|
2007 |
48 |
344 |
0.9 |
8.83 |
9.67 |
F5 |
|
172307.69+254511.1 |
| 17231+2545 |
HO 415 |
|
2009 |
49 |
345 |
0.9 |
8.83 |
9.67 |
F5 |
|
172307.69+254511.1 |
| 17231+2545 |
HO 415 |
|
2011 |
50 |
344 |
0.9 |
8.83 |
9.67 |
F5 |
|
172307.69+254511.1 |
| 17231+2545 |
HO 415 |
|
2014 |
48 |
346 |
1.0 |
8.83 |
9.67 |
F5 |
|
172307.69+254511.1 |
| 17231+2545 |
HO 415 |
|
2015 |
49 |
345 |
0.9 |
8.83 |
9.67 |
F5 |
|
172307.69+254511.1 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 17231+2545 HO 415 (HD 157581) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 17231+2545 HO 415 (HD 157581) : MEASURES
No records found.
WDS 17231+2545 (HD 157581) : 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 17231+2545 (HD 157581) : ALADIN DSS IMAGE @ 17h 23m 07.69s +25° 45' 11.1"
WDS 17231+2545 HO 415 (HD 157581) : 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 |
|
17231+2545 |
HO 415 |
|
345 |
0.9 |
1 |
| Show |
|
17240+2534 |
TDT 337 |
|
202 |
0.6 |
17 |
| Show |
|
17222+2605 |
HO 414 |
AB |
103 |
0.8 |
24 |
| Show |
|
17222+2605 |
HO 414 |
AC |
304 |
30.8 |
24 |
| Show |
|
17222+2605 |
SLE 23 |
AD |
92 |
24.1 |
24 |
| Show |
|
17212+2542 |
A 232 |
|
130 |
0.4 |
26 |
| Show |
|
17254+2513 |
COU 416 |
AB |
150 |
2.2 |
45 |
| Show |
|
17212+2504 |
GRV1229 |
|
194 |
15.5 |
49 |
| Show |
|
17201+2513 |
BRT3317 |
|
61 |
6.7 |
53 |
| Show |
|
17195+2511 |
SLE 30 |
|
106 |
14.5 |
60 |
| Show |
|
17199+2629 |
OSV 5 |
AB |
269 |
16.9 |
63 |
| Show |
|
17199+2629 |
BWL 46 |
AC |
293 |
3.2 |
63 |
| Show |
|
17199+2629 |
BWL 46 |
AD |
25 |
8.6 |
63 |
| Show |
|
17199+2629 |
BWL 46 |
AE |
156 |
11.4 |
63 |
| Show |
|
17199+2629 |
BWL 46 |
AF |
161 |
10.9 |
63 |
| Show |
|
17199+2629 |
BWL 46 |
AG |
199 |
9.3 |
63 |
| Show |
|
17199+2629 |
BWL 46 |
AH |
91 |
11.2 |
63 |
| Show |
|
17268+2625 |
COU1455 |
AB |
358 |
0.3 |
65 |
| Show |
|
17268+2625 |
LBU 9 |
AB,C |
266 |
50.5 |
65 |
| Show |
|
17213+2444 |
TDT 317 |
|
146 |
0.6 |
66 |
| Show |
|
17276+2518 |
TDS 867 |
|
248 |
2.0 |
67 |
| Show |
|
17276+2618 |
COU 497 |
|
76 |
1.1 |
69 |
| Show |
|
17276+2624 |
COU 498 |
|
40 |
0.5 |
72 |
| Show |
|
17209+2429 |
DOO 66 |
|
16 |
9.9 |
75 |
| Show |
|
17231+2430 |
KPP 625 |
|
163 |
5.7 |
76 |
| Show |
|
17228+2428 |
COU 112 |
|
23 |
1.4 |
78 |
| Show |
|
17260+2653 |
HJ 1299 |
AB |
20 |
47.4 |
78 |
| Show |
|
17260+2653 |
HJ 1299 |
AC |
58 |
50.6 |
78 |
| Show |
|
17209+2430 |
S 687 |
BC |
314 |
146.5 |
79 |
| Show |
|
17209+2430 |
S 687 |
AB |
56 |
223.6 |
82 |
| Show |
|
17209+2430 |
GUI 41 |
AD |
223 |
221.7 |
82 |
| Show |
|
17209+2430 |
SLE 689 |
AE |
29 |
550.2 |
82 |
| Show |
|
17209+2430 |
S 687 |
AC |
20 |
240.3 |
82 |
| Show |
|
17180+2457 |
POU3281 |
|
229 |
15.9 |
85 |
| Show |
|
17266+2430 |
TDT 352 |
|
348 |
0.6 |
89 |
| Show |
|
17174+2501 |
SLE 24 |
|
16 |
40.1 |
90 |
| Show |
|
17215+2415 |
TDT 319 |
|
339 |
0.8 |
94 |
| Show |
|
17210+2416 |
HJ 1298 |
|
229 |
9.5 |
94 |
| Show |
|
17299+2613 |
UC 3354 |
|
9 |
19.5 |
95 |
| Show |
|
17271+2427 |
TDT 359 |
|
147 |
0.5 |
96 |
| Show |
|
17257+2719 |
LDS 994 |
AB |
299 |
89.3 |
100 |
| Show |
|
17257+2719 |
FMR 174 |
AC |
313 |
38.3 |
100 |
| Show |
|
17158+2540 |
LDS4733 |
|
189 |
4.5 |
100 |
| Show |
|
17266+2714 |
HDS2462 |
AB |
354 |
0.3 |
101 |
| Show |
|
17266+2714 |
GII 247 |
Aa,Ab |
327 |
0.1 |
101 |
| Show |
|
17160+2516 |
TVB 4 |
|
57 |
6.8 |
101 |
| Show |
|
17166+2635 |
WHC 15 |
CD |
329 |
136.5 |
101 |
| Show |
|
17166+2635 |
WHC 15 |
AB |
63 |
0.1 |
101 |
| Show |
|
17166+2635 |
STF2145 |
AB,C |
184 |
19.0 |
101 |
| Show |
|
17166+2635 |
WHC 15 |
AB,D |
324 |
121.6 |
101 |
| Show |
|
17179+2659 |
SLE 25 |
|
94 |
19.2 |
102 |
|
|
WDS 17231+2545 : COMPONENTS
17231+2545 A
| Componente originario normalizzato |
AB |
|
Name |
HD 157581 |
|
Coord arcsec 2000 |
172307.69+254511.1 |
|
Mag |
8.83 |
|
| Spectral class |
F5 (yellow-white) |
|
PmRA |
-1.00 |
|
PmDE |
16.0 |
|
Tycho2 |
2078-00223-1 |
|
| HD |
157581 |
|
ADS |
10514 |
|
DM |
BD+25 3254 |
|
| Tycho2 |
2078-00223-1 |
|
Pflag |
P |
|
RAmdeg |
260.78205718 |
|
DEmdeg |
25.75308019 |
|
| PmRA |
-1.4 |
|
PmDE |
16.2 |
|
E RAmdeg |
8 |
|
E DEmdeg |
7 |
|
| E pmRA |
2.0 |
|
E pmDE |
1.9 |
|
EpRAm |
1991.23 |
|
EpDEm |
1991.52 |
|
| Num |
5 |
|
Q RAmdeg |
1.1 |
|
Q DEmdeg |
1.0 |
|
Q pmRA |
1.1 |
|
| Q pmDE |
1.1 |
|
BTmag |
9.406 |
|
E BTmag |
0.018 |
|
VTmag |
8.830 |
|
| E VTmag |
0.013 |
|
Prox |
10 |
|
TYC |
T |
|
HIP |
|
|
| CCDM |
|
|
RAdeg |
260.78207972 |
|
DEdeg |
25.75298528 |
|
EpRA 1990 |
1.47 |
|
| EpDE 1990 |
1.72 |
|
E RAdeg |
8.2 |
|
E DEdeg |
6.6 |
|
Posflg |
D |
|
| Corr |
0.0 |
|
| Ccdm |
17231+2545 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
| Note2 |
|
|
Discov num |
|
|
DRAs |
1.64 |
|
DDEs |
10.4 |
|
| R dRAs |
10 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
| Obs |
2 |
|
Vmag |
9.0 |
|
Sp |
F5 |
|
PmNote |
* |
|
| PmRA |
0 |
|
PmDE |
6 |
|
Dm number |
+25 3254 |
|
Cat1 |
BD |
|
| Name2 |
+25 1771 |
|
Cat2 |
AGK2/3 |
|
HD |
157581 |
|
M HD |
|
|
| ADS BDS |
A10514 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
17191N2551A |
|
| HIC |
|
|
17231+2545 B
| Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
172307.67+254511.9 |
|
Mag |
9.67 |
|
PmRA |
-1.00 |
|
| PmDE |
16.0 |
|
Tycho2 |
2078-00223-2 |
|
Calc delta mag |
0.84 |
|
Calc coord |
yes |
|
| Tycho2 |
2078-00223-2 |
|
Pflag |
P |
|
RAmdeg |
260.78205718 |
|
DEmdeg |
25.75308019 |
|
| PmRA |
-1.4 |
|
PmDE |
16.2 |
|
E RAmdeg |
8 |
|
E DEmdeg |
7 |
|
| E pmRA |
2.0 |
|
E pmDE |
1.9 |
|
EpRAm |
1991.23 |
|
EpDEm |
1991.52 |
|
| Num |
5 |
|
Q RAmdeg |
1.1 |
|
Q DEmdeg |
1.0 |
|
Q pmRA |
1.1 |
|
| Q pmDE |
1.1 |
|
BTmag |
10.281 |
|
E BTmag |
0.026 |
|
VTmag |
9.668 |
|
| E VTmag |
0.022 |
|
Prox |
10 |
|
TYC |
T |
|
HIP |
|
|
| CCDM |
|
|
RAdeg |
260.78199639 |
|
DEdeg |
25.75324028 |
|
EpRA 1990 |
1.47 |
|
| EpDE 1990 |
1.71 |
|
E RAdeg |
15.4 |
|
E DEdeg |
12.1 |
|
Posflg |
D |
|
| Corr |
0.0 |
|
| Ccdm |
17231+2545 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
|
|
| Note2 |
|
|
Discov num |
HO 415 |
|
DRAs |
|
|
DDEs |
|
|
| R dRAs |
|
|
Year |
1891 |
|
Theta |
335 |
|
Rho |
1.0 |
|
| Obs |
21 |
|
Vmag |
9.7 |
|
Sp |
|
|
PmNote |
|
|
| PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
| Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
| ADS BDS |
A10514 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
17191N2551B |
|
| HIC |
|
|
