18306+2805 ES 476 AB
18h 30m 36.44s +28° 04' 52.1" P.A. 347.00 sep 2.8 mag 11.00,11.60 Sp F5
Coord 2000 |
18306+2805 |
|
Discov num |
ES 476 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 30 36.44 +28 04 52.1 |
|
Date first |
1907 |
|
Date last |
2018 |
|
Obs |
11 |
|
Pa first |
348 |
|
Pa last |
346.5 |
|
P.A. Now (θ) |
346.5° |
|
Sep first |
2.5 |
|
Sep last |
2.773 |
|
Sep. Now (ρ) |
2.773" |
|
Mag pri |
11.00 |
|
Mag sec |
11.60 |
|
delta mag (ΔM) |
0.6 |
|
Spectral class |
F5 (yellow-white) |
|
Pri motion ra |
+006 |
|
Sec motion ra |
+018 |
|
Pri motion dec |
-038 |
|
Sec motion dec |
+021 |
|
Notes |
N
(See Notes) |
|
rPM=1.565
This double is not physical.
18306+2805 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
18 30 36 +28 04 52 |
ES 476 AB |
2018 |
11 |
347 |
2.8 |
11.00 |
11.60 |
0.60 |
|
<=== |
Show |
|
|
18 30 36 +28 04 52 |
ES 476 AC |
2018 |
6 |
325 |
28.9 |
11.00 |
12.00 |
1.00 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Lyra |
|
Tycho2 |
2114-00090-1 |
|
Gaia DR2 |
4587202303959146368 |
|
ADS |
11413 |
|
WDS 18306+2805 ES 476 AB : NOTES
discov_num |
notes |
refcode |
ES 476 |
MLB 649 is identical |
Hei1983a |
REFERENCES
refcode |
metd |
author |
reference |
Hei1983a |
M+ j |
Heintz, W.D. |
1983ApJS...51..249H |
Hei1983a |
+Po |
ApJS 51, 249, 1983 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
ES |
Espin, T.E. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
18306+2805 |
ES 476 |
AB |
2003 |
7 |
347 |
2.8 |
11.00 |
11.60 |
F5 |
N |
183036.44+280452.1 |
18306+2805 |
ES 476 |
AB |
2015 |
9 |
347 |
2.8 |
11.00 |
11.60 |
F5 |
N |
183036.44+280452.1 |
18306+2805 |
ES 476 |
AB |
2018 |
10 |
347 |
2.8 |
11.00 |
11.60 |
F5 |
N |
183036.44+280452.1 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 18306+2805 ES 476 AB : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 18306+2805 ES 476 AB : MEASURES
No records found.
WDS 18306+2805 : 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 18306+2805 : ALADIN DSS IMAGE @ 18h 30m 36.44s +28° 04' 52.1"
WDS 18306+2805 ES 476 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 |
|
18306+2805 |
ES 476 |
AB |
347 |
2.8 |
|
Show |
|
18306+2805 |
ES 476 |
AC |
325 |
28.9 |
|
Show |
|
18298+2818 |
UC 3594 |
|
71 |
13.4 |
17 |
Show |
|
18338+2816 |
MLB 568 |
|
207 |
3.8 |
45 |
Show |
|
18332+2835 |
MLB 691 |
|
18 |
4.3 |
46 |
Show |
|
18280+2837 |
COU 638 |
|
136 |
3.3 |
48 |
Show |
|
18271+2754 |
TDS 921 |
|
315 |
0.9 |
48 |
Show |
|
18270+2832 |
MLB 648 |
|
22 |
10.1 |
54 |
Show |
|
18265+2842 |
HJ 1324 |
|
14 |
5.6 |
65 |
Show |
|
18280+2708 |
ES 475 |
|
223 |
10.7 |
67 |
Show |
|
18273+2856 |
HO 433 |
|
328 |
9.8 |
68 |
Show |
|
18349+2840 |
LDS4791 |
|
77 |
15.6 |
68 |
Show |
|
18257+2828 |
TDT 858 |
|
57 |
0.4 |
70 |
Show |
|
18253+2805 |
HDS2604 |
Aa,Ab |
212 |
0.7 |
70 |
Show |
|
18253+2805 |
HO 85 |
AB |
196 |
4.9 |
70 |
Show |
|
18350+2844 |
STF2344 |
|
175 |
1.5 |
71 |
Show |
|
18265+2721 |
BU 264 |
|
|
8.0 |
71 |
Show |
|
18355+2735 |
KPP1647 |
|
334 |
12.7 |
71 |
Show |
|
18353+2842 |
OSO 101 |
AB |
321 |
9.7 |
73 |
Show |
|
18353+2842 |
OSO 101 |
AC |
121 |
11.1 |
73 |
Show |
|
18353+2842 |
OSO 101 |
AD |
132 |
15.3 |
73 |
Show |
|
18353+2842 |
OSO 101 |
AE |
88 |
17.8 |
73 |
Show |
|
18353+2842 |
OSO 101 |
AF |
49 |
24.5 |
73 |
Show |
|
18349+2717 |
COU 639 |
|
268 |
0.7 |
75 |
Show |
|
18249+2817 |
RAO 391 |
|
313 |
0.1 |
77 |
Show |
|
18280+2655 |
TDT 893 |
|
344 |
0.5 |
78 |
Show |
|
18296+2647 |
A 245 |
|
1 |
3.4 |
80 |
Show |
|
18349+2701 |
ES 477 |
|
227 |
10.2 |
86 |
Show |
|
18250+2724 |
STF2315 |
AB |
117 |
0.6 |
86 |
Show |
|
18250+2724 |
STF2315 |
AC |
79 |
44.9 |
86 |
Show |
|
18250+2724 |
BU 9009 |
AD |
290 |
118.0 |
86 |
Show |
|
18242+2818 |
A 244 |
|
268 |
0.6 |
87 |
Show |
|
18250+2724 |
HO 84 |
DE |
322 |
4.4 |
87 |
Show |
|
18292+2933 |
HO 434 |
|
184 |
18.6 |
91 |
Show |
|
18238+2808 |
GRV1261 |
|
16 |
2.2 |
91 |
Show |
|
18235+2810 |
JOD 15 |
|
176 |
1.2 |
95 |
Show |
|
18259+2652 |
UC 3578 |
|
185 |
4.5 |
97 |
Show |
|
18373+2845 |
SLE 99 |
|
317 |
4.5 |
97 |
Show |
|
18265+2645 |
TDT 870 |
|
73 |
0.9 |
98 |
Show |
|
18336+2934 |
RAO 393 |
|
69 |
1.7 |
98 |
Show |
|
18379+2823 |
AG 362 |
|
341 |
28.7 |
99 |
Show |
|
18257+2649 |
DAM1237 |
|
10 |
10.6 |
100 |
Show |
|
18251+2654 |
AG 361 |
|
13 |
3.8 |
102 |
Show |
|
18233+2731 |
HO 83 |
|
115 |
0.8 |
103 |
Show |
|
18383+2818 |
SLE 361 |
|
8 |
19.9 |
104 |
Show |
|
18230+2742 |
HJ 1322 |
|
239 |
21.8 |
108 |
Show |
|
18257+2639 |
COU 815 |
|
144 |
1.6 |
108 |
Show |
|
18369+2915 |
SLE 98 |
|
315 |
11.2 |
109 |
Show |
|
18388+2823 |
SLE 103 |
|
13 |
8.4 |
109 |
Show |
|
18384+2842 |
STF2356 |
|
63 |
1.0 |
109 |
Show |
|
18267+2627 |
BU 1326 |
AB |
107 |
5.5 |
112 |
|
|
WDS 18306+2805 : COMPONENTS
|
A |
B |
B |
pa=348.0°
sep=2.76"
| |
C |
pa=327.9°
sep=27.84"
| pa=325.8°
sep=25.27"
|
18306+2805 A
Coord arcsec 2000 |
183036.44+280452.1 |
|
Mag |
11 |
|
Spectral class |
F5 (yellow-white) |
|
PmRA |
6.00 |
|
PmDE |
-38.0 |
|
Tycho2 |
2114-00090-1 |
|
ADS |
11413 |
|
DM |
BD+27 3041 |
|
Tycho2 |
2114-00090-1 |
|
Pflag |
|
|
RAmdeg |
277.65189799 |
|
DEmdeg |
28.08115569 |
|
PmRA |
2.1 |
|
PmDE |
-5.2 |
|
E RAmdeg |
51 |
|
E DEmdeg |
44 |
|
E pmRA |
1.9 |
|
E pmDE |
1.9 |
|
EpRAm |
1983.01 |
|
EpDEm |
1985.17 |
|
Num |
4 |
|
Q RAmdeg |
1.2 |
|
Q DEmdeg |
2.5 |
|
Q pmRA |
1.2 |
|
Q pmDE |
2.5 |
|
BTmag |
11.676 |
|
E BTmag |
0.074 |
|
VTmag |
11.280 |
|
E VTmag |
0.086 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
|
|
CCDM |
|
|
RAdeg |
277.65189250 |
|
DEdeg |
28.08116750 |
|
EpRA 1990 |
1.65 |
|
EpDE 1990 |
1.74 |
|
E RAdeg |
54.0 |
|
E DEdeg |
46.4 |
|
Posflg |
|
|
Corr |
0.1 |
|
Ccdm |
18306+2805 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
0.34 |
|
DDEs |
-8.8 |
|
R dRAs |
10 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
3 |
|
Vmag |
11.0 |
|
Sp |
F5 |
|
PmNote |
* |
|
PmRA |
-7 |
|
PmDE |
-23 |
|
Dm number |
+27 3041 |
|
Cat1 |
BD |
|
Name2 |
+28 1797 |
|
Cat2 |
AGK2/3 |
|
HD |
|
|
M HD |
|
|
ADS BDS |
A11413 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
18267N2801A |
|
HIC |
|
|
18306+2805 B
Coord arcsec 2000 |
183036.40+280454.8 |
|
Mag |
11.6 |
|
PmRA |
18.00 |
|
PmDE |
21.0 |
|
Calc delta mag |
0.6 |
|
Calc coord |
yes |
|
Ccdm |
18306+2805 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
ES 476 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
1907 |
|
Theta |
349 |
|
Rho |
2.5 |
|
Obs |
3 |
|
Vmag |
11.6 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
A11413 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
18267N2801B |
|
HIC |
|
|
18306+2805 C
Coord arcsec 2000 |
183035.32+280515.7 |
|
Mag |
12 |
|
PmRA |
-1.00 |
|
PmDE |
0.0 |
|
Calc delta mag |
1 |
|
Calc coord |
yes |
|
Ccdm |
18306+2805 |
|
RComp |
|
|
Comp |
C |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
ES 476 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
1930 |
|
Theta |
324 |
|
Rho |
28.0 |
|
Obs |
1 |
|
Vmag |
11.9 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
A11413 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
18267N2801C |
|
HIC |
|
|