WDS 17304+5218 : COMPONENTS
| |
A |
B |
C |
| B |
pa=10.5°
sep=4.45"
| |
| C |
pa=155.6°
sep=117.72"
| pa=156.8°
sep=121.39"
| |
| D |
pa=157.3°
sep=110.80"
| pa=158.5°
sep=114.55"
| pa=311.0°
sep=7.66"
|
17304+5218 A
| Name |
Bet Dra |
|
Common name |
Rastaban |
|
Meaning |
snake's head |
|
Other names |
Rastaben, Alwaid, Asuia |
|
| Coord arcsec 2000 |
173025.98+521804.9 |
|
Mag |
2.79 |
|
Spectral class |
G2Ib (yellow) |
|
PmRA |
-16.00 |
|
| PmDE |
15.0 |
|
SAO |
30429 |
|
HIP |
85670 |
|
Tycho2 |
3521-01800-1 |
|
| HD |
159181 |
|
HR |
6536 |
|
GC |
23741 |
|
ADS |
10611 |
|
| BD |
BD+52 2065 |
|
Bayer |
Beta Draconis |
|
Bayer name |
Bet Dra |
|
Flamsteed |
23 Draconis |
|
| Flamsteed name |
23 Dra |
|
FK5 |
653 |
|
| Tycho2 |
3521-01800-1 |
|
Pflag |
X |
|
RAmdeg |
|
|
DEmdeg |
|
|
| PmRA |
|
|
PmDE |
|
|
E RAmdeg |
|
|
E DEmdeg |
|
|
| E pmRA |
|
|
E pmDE |
|
|
EpRAm |
|
|
EpDEm |
|
|
| Num |
|
|
Q RAmdeg |
|
|
Q DEmdeg |
|
|
Q pmRA |
|
|
| Q pmDE |
|
|
BTmag |
3.980 |
|
E BTmag |
0.014 |
|
VTmag |
2.874 |
|
| E VTmag |
0.009 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
85670 |
|
| CCDM |
|
|
RAdeg |
262.60823167 |
|
DEdeg |
52.30135972 |
|
EpRA 1990 |
1.58 |
|
| EpDE 1990 |
1.66 |
|
E RAdeg |
3.2 |
|
E DEdeg |
3.2 |
|
Posflg |
|
|
| Corr |
0.1 |
|
| SAO |
30429 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
-0.0024 |
|
| DE1950 |
|
|
PmDE1950 |
0.013 |
|
Vmag |
3 |
|
SpType |
G0 |
|
| Double code |
|
|
Source |
74 |
|
CatNum |
653 |
|
DM |
BD+52 2065 |
|
| DMcomp |
|
|
BDsup |
|
|
HD |
159181 |
|
M HD |
0 |
|
| GC |
23741 |
|
RA1950rad |
4.5784356 |
|
DE1950rad |
0.91346483 |
|
PmRA2000 |
-0.0017 |
|
| PmDE2000 |
0.014 |
|
| Catalog |
H |
|
HIP |
85670 |
|
Proxy |
|
|
RAhms |
17 30 25.98 |
|
| DEdms |
+52 18 04.9 |
|
Vmag |
2.79 |
|
VarFlag |
1 |
|
R Vmag |
H |
|
| RAdeg |
262.608 |
|
DEdeg |
52.3014 |
|
AstroRef |
|
|
Plx |
9.02 |
|
| CCDM |
17305+5218 |
|
N CCDM |
I |
|
Nsys |
1 |
|
Ncomp |
1 |
|
| MultFlag |
|
|
Source |
|
|
Qual |
|
|
M HIP |
|
|
| Theta |
|
|
Rho |
|
|
HD |
159181 |
|
BD |
BD+52 2065 |
|
| CD |
|
|
CP |
|
|
Dm number |
+52 2065 |
|
VIred |
0.93 |
|
| SpType |
G2II |
|
R SpType |
|
|
Coord arcsec 2000 |
173025.98+521804.9 |
|
| HIP |
85670 |
|
Sn |
5 |
|
So |
0 |
|
Nc |
1 |
|
| RArad |
4.5833783766 |
|
DErad |
0.9128309154 |
|
Plx |
8.58 |
|
PmRA |
-15.89 |
|
| PmDE |
12.28 |
|
E RArad |
0.09 |
|
E DErad |
0.09 |
|
E Plx |
0.1 |
|
| E pmRA |
0.09 |
|
E pmDE |
0.11 |
|
Hpmag |
2.9466 |
|
E Hpmag |
0.0005 |
|
| SHp |
0.005 |
|
VA |
0 |
|
BV |
0.954 |
|
E BV |
0.007 |
|
| VI |
0.93 |
|
17304+5218 B
| Coord arcsec 2000 |
173026.07+521809.3 |
|
Mag |
14 |
|
Spectral class |
IIa |
|
Calc delta mag |
11.21 |
|
| Calc coord |
yes |
|
17304+5218 C
| Coord arcsec 2000 |
173031.28+521617.7 |
|
Coord calc |
173031.28+521617.7 |
|
Mag |
13.45 |
|
PmRA |
4.00 |
|
| PmDE |
-4.0 |
|
Calc delta mag |
10.66 |
|
17304+5218 D
| Coord arcsec 2000 |
173030.65+521622.7 |
|
Mag |
15.7 |
|
Calc delta mag |
12.91 |
|
Calc coord |
yes |
|
