18421+2857 HDS 2648 (FI Lyr)
18h 42m 04.83s +28° 57' 29.7" P.A. 194.00 sep 0.3 mag 9.46,9.65 Sp M dist. 358.42 pc (1169.17 l.y.)
Coord 2000 |
18421+2857 |
|
Discov num |
HDS2648 |
|
Comp |
|
|
Coord arcsec 2000 |
18 42 04.83 +28 57 29.7 |
|
Date first |
1991 |
|
Date last |
2009 |
|
Obs |
2 |
|
Pa first |
97 |
|
Pa last |
193.8 |
|
P.A. Now (θ) |
193.8° |
|
Sep first |
0.2 |
|
Sep last |
0.319 |
|
Sep. Now (ρ) |
0.319" |
|
Mag pri |
9.46 |
|
Mag sec |
9.65 |
|
delta mag (ΔM) |
0.19 |
|
Spectral class |
M (red) |
|
Pri motion ra |
-005 |
|
Sec motion ra |
|
|
Pri motion dec |
+009 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Var name |
FI Lyr |
|
Constellation |
Lyra |
|
HIP |
91703 |
|
Tycho2 |
2120-00426-1 |
|
Gaia DR2 |
4539472985237012224 |
|
BD |
BD+28 3059 |
|
Distance |
358.42 |
|
Distance ly |
1169.17 |
|
WDS 18421+2857 HDS 2648 (FI Lyr) : 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 |
18421+2857 |
HDS2648 |
|
1991 |
1 |
97 |
0.2 |
9.46 |
9.65 |
M |
|
184204.83+285729.7 |
18421+2857 |
HDS2648 |
|
2009 |
2 |
194 |
0.3 |
9.46 |
9.65 |
M |
|
184204.83+285729.7 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 18421+2857 HDS 2648 (FI Lyr) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 18421+2857 HDS 2648 (FI Lyr) : MEASURES
No records found.
WDS 18421+2857 (FI Lyr) : 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 18421+2857 (FI Lyr) : ALADIN DSS IMAGE @ 18h 42m 04.83s +28° 57' 29.7"
WDS 18421+2857 HDS 2648 (FI Lyr) : 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 |
|
18421+2857 |
HDS2648 |
|
194 |
0.3 |
|
Show |
|
18422+2851 |
LDS4795 |
|
163 |
132.8 |
7 |
Show |
|
18413+2844 |
MMA 16 |
|
8 |
12.4 |
18 |
Show |
|
18422+2922 |
RAO 396 |
|
110 |
0.9 |
25 |
Show |
|
18404+2845 |
MLB 466 |
BC |
289 |
4.6 |
26 |
Show |
|
18404+2845 |
MLB 466 |
AB |
351 |
42.6 |
26 |
Show |
|
18404+2845 |
SLE 96 |
AD |
53 |
35.5 |
26 |
Show |
|
18404+2845 |
SLE 96 |
AE |
280 |
67.2 |
26 |
Show |
|
18404+2845 |
MLB 466 |
AC |
346 |
45.0 |
26 |
Show |
|
18414+2820 |
TDT 999 |
|
147 |
1.8 |
39 |
Show |
|
18387+2847 |
L 25 |
|
252 |
1.3 |
44 |
Show |
|
18387+2858 |
L 53 |
|
21 |
8.3 |
45 |
Show |
|
18452+2919 |
SLE 105 |
|
93 |
10.2 |
46 |
Show |
|
18428+2945 |
SLE 116 |
|
71 |
18.2 |
49 |
Show |
|
18446+2819 |
SLE 365 |
|
261 |
8.1 |
52 |
Show |
|
18384+2842 |
STF2356 |
|
63 |
1.0 |
52 |
Show |
|
18411+2808 |
SLE 104 |
|
198 |
9.8 |
52 |
Show |
|
18396+2940 |
SLE 102 |
|
103 |
13.3 |
54 |
Show |
|
18381+2911 |
TDT 965 |
|
141 |
0.6 |
54 |
Show |
|
18388+2823 |
SLE 103 |
|
13 |
8.4 |
56 |
Show |
|
18448+2945 |
TDT1028 |
|
69 |
0.6 |
60 |
Show |
|
18386+2937 |
J 525 |
|
70 |
3.1 |
62 |
Show |
|
18455+2815 |
STF2381 |
|
122 |
8.9 |
62 |
Show |
|
18383+2818 |
SLE 361 |
|
8 |
19.9 |
64 |
Show |
|
18412+3000 |
SLE 115 |
|
40 |
8.5 |
65 |
Show |
|
18379+2823 |
AG 362 |
|
341 |
28.7 |
65 |
Show |
|
18373+2845 |
SLE 99 |
|
317 |
4.5 |
65 |
Show |
|
18421+2753 |
TDT1009 |
|
264 |
0.5 |
65 |
Show |
|
18398+2800 |
SLE 97 |
AC |
60 |
10.1 |
66 |
Show |
|
18398+2800 |
COU 640 |
AB |
90 |
0.4 |
66 |
Show |
|
18442+3000 |
TDT1022 |
|
128 |
0.6 |
68 |
Show |
|
18369+2915 |
SLE 98 |
|
315 |
11.2 |
71 |
Show |
|
18464+2815 |
TDT1047 |
|
228 |
0.6 |
71 |
Show |
|
18429+3008 |
SLE 117 |
AB |
299 |
13.6 |
72 |
Show |
|
18429+3008 |
SLE 117 |
AC |
13 |
17.7 |
72 |
Show |
|
18394+3000 |
SLE 101 |
|
235 |
20.2 |
72 |
Show |
|
18476+2903 |
DAM 679 |
|
229 |
19.4 |
73 |
Show |
|
18456+2759 |
TDT1037 |
|
98 |
0.5 |
76 |
Show |
|
18473+2825 |
HJ 1347 |
AB |
274 |
18.5 |
76 |
Show |
|
18473+2825 |
HJ 1347 |
AC |
165 |
75.6 |
76 |
Show |
|
18435+2743 |
STF2374 |
AB |
40 |
13.4 |
77 |
Show |
|
18435+2743 |
STF2374 |
AC |
358 |
150.6 |
77 |
Show |
|
18422+2739 |
STF2371 |
|
56 |
10.0 |
79 |
Show |
|
18395+3009 |
LDS4794 |
|
13 |
224.9 |
80 |
Show |
|
18454+3005 |
SLE 119 |
|
177 |
6.6 |
81 |
Show |
|
18413+3018 |
STF2367 |
AB |
73 |
0.4 |
81 |
Show |
|
18413+3018 |
BTG 2 |
AB,F |
173 |
42.4 |
81 |
Show |
|
18413+3018 |
STF2367 |
AB,C |
192 |
14.1 |
81 |
Show |
|
18413+3018 |
STF2367 |
AB,D |
84 |
21.9 |
81 |
Show |
|
18413+3018 |
STF2367 |
AB,E |
341 |
151.7 |
81 |
Show |
|
18381+3000 |
J 1138 |
|
300 |
2.7 |
83 |
|
|
WDS 18421+2857 : COMPONENTS
18421+2857 A
Componente originario normalizzato |
AB |
|
Name |
FI Lyr |
|
Coord arcsec 2000 |
184204.83+285729.7 |
|
Mag |
9.46 |
|
Spectral class |
M (red) |
|
PmRA |
-5.00 |
|
PmDE |
9.0 |
|
HIP |
91703 |
|
BD |
BD+28 3059 |
|
Catalog |
H |
|
HIP |
91703 |
|
Proxy |
H |
|
RAhms |
18 42 04.83 |
|
DEdms |
+28 57 29.7 |
|
Vmag |
8.65 |
|
VarFlag |
2 |
|
R Vmag |
H |
|
RAdeg |
280.52 |
|
DEdeg |
28.9583 |
|
AstroRef |
* |
|
Plx |
1.56 |
|
CCDM |
18421+2857 |
|
N CCDM |
H |
|
Nsys |
1 |
|
Ncomp |
2 |
|
MultFlag |
C |
|
Source |
|
|
Qual |
B |
|
M HIP |
AB |
|
Theta |
97 |
|
Rho |
0.209 |
|
HD |
|
|
BD |
BD+28 3059 |
|
CD |
|
|
CP |
|
|
Dm number |
+28 3059 |
|
VIred |
1.93 |
|
SpType |
M |
|
R SpType |
|
|
Coord arcsec 2000 |
184204.83+285729.7 |
|
HIP |
91703 |
|
Sn |
55 |
|
So |
3 |
|
Nc |
2 |
|
RArad |
4.8959999912 |
|
DErad |
0.5054168317 |
|
Plx |
2.79 |
|
PmRA |
-5.07 |
|
PmDE |
12.34 |
|
E RArad |
0.7 |
|
E DErad |
0.68 |
|
E Plx |
0.96 |
|
E pmRA |
0.79 |
|
E pmDE |
0.84 |
|
Hpmag |
8.799 |
|
E Hpmag |
0.0217 |
|
SHp |
0.169 |
|
VA |
2 |
|
BV |
1.22 |
|
E BV |
0.046 |
|
VI |
1.18 |
|
Ccdm |
18421+2857 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
-1.17 |
|
DDEs |
30.0 |
|
R dRAs |
82 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
2 |
|
Vmag |
9.5 |
|
Sp |
M |
|
PmNote |
* |
|
PmRA |
2 |
|
PmDE |
31 |
|
Dm number |
+28 3059 |
|
Cat1 |
BD |
|
Name2 |
+28 1836 |
|
Cat2 |
AGK2/3 |
|
HD |
|
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
|
|
HIC |
91703 |
|
18421+2857 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
184204.82+285729.4 |
|
Mag |
9.65 |
|
Tycho2 |
2120-00426-1 |
|
Calc delta mag |
0.19 |
|
Calc coord |
yes |
|
Tycho2 |
2120-00426-1 |
|
Pflag |
|
|
RAmdeg |
280.52012283 |
|
DEmdeg |
28.95828763 |
|
PmRA |
-5.6 |
|
PmDE |
13.4 |
|
E RAmdeg |
19 |
|
E DEmdeg |
18 |
|
E pmRA |
1.8 |
|
E pmDE |
1.7 |
|
EpRAm |
1989.95 |
|
EpDEm |
1990.10 |
|
Num |
5 |
|
Q RAmdeg |
0.5 |
|
Q DEmdeg |
1.6 |
|
Q pmRA |
0.5 |
|
Q pmDE |
1.6 |
|
BTmag |
11.087 |
|
E BTmag |
0.048 |
|
VTmag |
9.713 |
|
E VTmag |
0.023 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
91703 |
|
CCDM |
AB |
|
RAdeg |
280.52013778 |
|
DEdeg |
28.95825722 |
|
EpRA 1990 |
1.54 |
|
EpDE 1990 |
1.64 |
|
E RAdeg |
19.1 |
|
E DEdeg |
17.7 |
|
Posflg |
P |
|
Corr |
-0.1 |
|
Ccdm |
18421+2857 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
HDS |
|
DRAs |
-1.16 |
|
DDEs |
29.5 |
|
R dRAs |
82 |
|
Year |
1991 |
|
Theta |
97 |
|
Rho |
0.2 |
|
Obs |
1 |
|
Vmag |
9.6 |
|
Sp |
|
|
PmNote |
* |
|
PmRA |
-13 |
|
PmDE |
-17 |
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
|
|
HIC |
91703 |
|