18546+3020 HDS 2681
18h 54m 38.15s +30° 19' 45.7" P.A. 282.00 sep 4.4 mag 9.16,13.30 Sp A2 dist. 263.85 pc (860.68 l.y.)
Coord 2000 |
18546+3020 |
|
Discov num |
HDS2681 |
|
Comp |
|
|
Coord arcsec 2000 |
18 54 38.15 +30 19 45.7 |
|
Date first |
1991 |
|
Date last |
1991 |
|
Obs |
2 |
|
Pa first |
282 |
|
Pa last |
281.8 |
|
P.A. Now (θ) |
281.8° |
|
Sep first |
4.3 |
|
Sep last |
4.36 |
|
Sep. Now (ρ) |
4.36" |
|
Mag pri |
9.16 |
|
Mag sec |
13.30 |
|
delta mag (ΔM) |
4.14 |
|
Spectral class |
A2 (white) |
|
Pri motion ra |
-005 |
|
Sec motion ra |
-007 |
|
Pri motion dec |
+000 |
|
Sec motion dec |
-003 |
|
Notes |
|
|
rPM=0.473
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Lyra |
|
HIP |
92809 |
|
Tycho2 |
2639-01577-1 |
|
Gaia DR2 |
2041514439605511040 |
|
BD |
BD+30 3342 |
|
Distance |
263.85 |
|
Distance ly |
860.68 |
|
WDS 18546+3020 HDS 2681 : 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 |
18546+3020 |
HDS2681 |
|
1991 |
2 |
282 |
4.4 |
9.16 |
13.30 |
A2 |
|
185438.15+301945.7 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 18546+3020 HDS 2681 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 18546+3020 HDS 2681 : MEASURES
No records found.
WDS 18546+3020 : 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 18546+3020 : ALADIN DSS IMAGE @ 18h 54m 38.15s +30° 19' 45.7"
WDS 18546+3020 HDS 2681 : 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 |
|
18546+3020 |
HDS2681 |
|
282 |
4.4 |
1 |
Show |
|
18537+3012 |
MLB 651 |
|
66 |
4.6 |
16 |
Show |
|
18537+3008 |
TDT1118 |
|
161 |
0.6 |
18 |
Show |
|
18548+3002 |
LSC 84 |
AB |
22 |
0.0 |
19 |
Show |
|
18548+3002 |
LSC 84 |
AC |
138 |
0.3 |
19 |
Show |
|
18550+3053 |
A 258 |
|
228 |
0.3 |
34 |
Show |
|
18525+2949 |
KPP4126 |
|
220 |
1.4 |
42 |
Show |
|
18564+2944 |
COU1014 |
|
46 |
0.2 |
42 |
Show |
|
18579+3020 |
COU1017 |
|
185 |
1.8 |
43 |
Show |
|
18541+3103 |
ES 2421 |
|
69 |
7.7 |
44 |
Show |
|
18530+3058 |
LEP 159 |
|
357 |
10.5 |
44 |
Show |
|
18582+3011 |
COU1018 |
Aa,Ab |
210 |
3.7 |
48 |
Show |
|
18582+3011 |
ES 2670 |
AB |
71 |
11.2 |
48 |
Show |
|
18514+2954 |
TDT1087 |
|
204 |
1.6 |
50 |
Show |
|
18518+3105 |
COU1012 |
|
238 |
0.4 |
59 |
Show |
|
18569+3112 |
ES 2422 |
|
178 |
5.7 |
60 |
Show |
|
18508+2936 |
TDT1082 |
|
187 |
0.6 |
67 |
Show |
|
18501+2949 |
HJ 1352 |
|
251 |
13.5 |
67 |
Show |
|
18555+2914 |
STF2419 |
|
177 |
3.4 |
68 |
Show |
|
18528+3125 |
A 257 |
AB |
94 |
0.9 |
69 |
Show |
|
18528+3125 |
A 257 |
A,CD |
324 |
82.4 |
69 |
Show |
|
18528+3125 |
A 257 |
EF |
231 |
6.2 |
71 |
Show |
|
18528+3125 |
A 257 |
CD,EF |
225 |
28.0 |
71 |
Show |
|
18528+3125 |
A 257 |
CD |
262 |
0.7 |
71 |
Show |
|
18582+2924 |
AG 367 |
|
297 |
4.8 |
73 |
Show |
|
18597+2949 |
COU1019 |
AB |
350 |
0.4 |
74 |
Show |
|
18597+2949 |
COU1019 |
AC |
52 |
5.8 |
74 |
Show |
|
18490+3017 |
TDT1067 |
|
342 |
2.2 |
74 |
Show |
|
18594+2936 |
STF2430 |
|
187 |
1.5 |
76 |
Show |
|
18598+3055 |
LEP 160 |
|
63 |
5.4 |
76 |
Show |
|
18526+3131 |
SEI 576 |
|
297 |
16.0 |
76 |
Show |
|
18486+3016 |
TDT1064 |
|
163 |
0.5 |
78 |
Show |
|
18542+2856 |
MLB 467 |
|
196 |
9.6 |
85 |
Show |
|
18586+2904 |
TDT1158 |
|
228 |
8.3 |
92 |
Show |
|
18482+2933 |
TDT1059 |
|
252 |
2.7 |
97 |
Show |
|
18552+2842 |
MLB 693 |
AB |
176 |
6.5 |
99 |
Show |
|
18552+2842 |
MLB 693 |
AC |
154 |
9.5 |
99 |
Show |
|
19002+3122 |
HLM 14 |
|
137 |
12.7 |
100 |
Show |
|
19012+2918 |
TDT1182 |
|
187 |
2.0 |
106 |
Show |
|
18486+3132 |
TDT1063 |
AB |
106 |
0.1 |
106 |
Show |
|
18486+3132 |
TDT1063 |
AC |
142 |
1.1 |
106 |
Show |
|
18468+3055 |
BRT 261 |
|
18 |
4.7 |
107 |
Show |
|
18501+3149 |
A 256 |
|
60 |
2.9 |
107 |
Show |
|
18488+3136 |
LDS1015 |
|
301 |
110.3 |
107 |
Show |
|
19014+2917 |
HJ 1361 |
|
162 |
18.3 |
109 |
Show |
|
18465+3055 |
A 254 |
|
48 |
2.3 |
111 |
Show |
|
19013+3132 |
LEP 161 |
|
114 |
9.1 |
112 |
Show |
|
18542+3214 |
HU 1294 |
|
119 |
1.6 |
115 |
Show |
|
18472+3125 |
STF2397 |
|
269 |
3.9 |
116 |
Show |
|
18555+3215 |
COU1013 |
|
147 |
0.6 |
116 |
Show |
|
18576+3209 |
A 260 |
|
246 |
0.9 |
116 |
|
|
WDS 18546+3020 : COMPONENTS
18546+3020 A
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
185438.15+301945.7 |
|
Mag |
9.16 |
|
Spectral class |
A2 (white) |
|
PmRA |
-5.00 |
|
PmDE |
0.0 |
|
HIP |
92809 |
|
Tycho2 |
2639-01577-1 |
|
BD |
BD+30 3342 |
|
Tycho2 |
2639-01577-1 |
|
Pflag |
|
|
RAmdeg |
283.65896943 |
|
DEmdeg |
30.32935514 |
|
PmRA |
-4.5 |
|
PmDE |
-0.3 |
|
E RAmdeg |
9 |
|
E DEmdeg |
9 |
|
E pmRA |
1.0 |
|
E pmDE |
1.0 |
|
EpRAm |
1989.61 |
|
EpDEm |
1990.07 |
|
Num |
15 |
|
Q RAmdeg |
1.0 |
|
Q DEmdeg |
1.1 |
|
Q pmRA |
1.0 |
|
Q pmDE |
1.1 |
|
BTmag |
9.320 |
|
E BTmag |
0.018 |
|
VTmag |
9.158 |
|
E VTmag |
0.017 |
|
Prox |
44 |
|
TYC |
T |
|
HIP |
92809 |
|
CCDM |
A |
|
RAdeg |
283.65898194 |
|
DEdeg |
30.32935611 |
|
EpRA 1990 |
1.50 |
|
EpDE 1990 |
1.65 |
|
E RAdeg |
9.0 |
|
E DEdeg |
8.5 |
|
Posflg |
|
|
Corr |
0.0 |
|
Catalog |
H |
|
HIP |
92809 |
|
Proxy |
H |
|
RAhms |
18 54 38.15 |
|
DEdms |
+30 19 45.7 |
|
Vmag |
9.14 |
|
VarFlag |
|
|
R Vmag |
G |
|
RAdeg |
283.659 |
|
DEdeg |
30.3294 |
|
AstroRef |
A |
|
Plx |
3.8 |
|
CCDM |
18546+3020 |
|
N CCDM |
H |
|
Nsys |
1 |
|
Ncomp |
2 |
|
MultFlag |
C |
|
Source |
|
|
Qual |
D |
|
M HIP |
AB |
|
Theta |
282 |
|
Rho |
4.348 |
|
HD |
|
|
BD |
BD+30 3342 |
|
CD |
|
|
CP |
|
|
Dm number |
+30 3342 |
|
VIred |
0.07 |
|
SpType |
A2 |
|
R SpType |
|
|
Coord arcsec 2000 |
185438.15+301945.7 |
|
HIP |
92809 |
|
Sn |
15 |
|
So |
3 |
|
Nc |
2 |
|
RArad |
4.950783137 |
|
DErad |
0.5293471387 |
|
Plx |
3.79 |
|
PmRA |
-4.51 |
|
PmDE |
-2.97 |
|
E RArad |
0.72 |
|
E DErad |
0.85 |
|
E Plx |
1.02 |
|
E pmRA |
0.76 |
|
E pmDE |
1.16 |
|
Hpmag |
9.1649 |
|
E Hpmag |
0.0024 |
|
SHp |
0.023 |
|
VA |
0 |
|
BV |
0.141 |
|
E BV |
0.14 |
|
VI |
0.07 |
|
Ccdm |
18546+3020 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
2.15 |
|
DDEs |
-14.3 |
|
R dRAs |
82 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
2 |
|
Vmag |
9.2 |
|
Sp |
A2 |
|
PmNote |
* |
|
PmRA |
-6 |
|
PmDE |
-3 |
|
Dm number |
+30 3342 |
|
Cat1 |
BD |
|
Name2 |
+30 1783 |
|
Cat2 |
AGK2/3 |
|
HD |
|
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
|
|
HIC |
92809 |
|
18546+3020 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
185437.87+301946.6 |
|
Mag |
13.3 |
|
PmRA |
-7.00 |
|
PmDE |
-3.0 |
|
Calc delta mag |
4.14 |
|
Calc coord |
yes |
|
Ccdm |
18546+3020 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
HDS |
|
DRAs |
1.83 |
|
DDEs |
-13.5 |
|
R dRAs |
82 |
|
Year |
1991 |
|
Theta |
282 |
|
Rho |
4.4 |
|
Obs |
1 |
|
Vmag |
13.3 |
|
Sp |
|
|
PmNote |
* |
|
PmRA |
-6 |
|
PmDE |
-3 |
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
|
|
HIC |
92809 |
|