17304+5218 BU 1090 AC
17h 30m 25.98s +52° 18' 04.9" P.A. 156.00 sep 118.7 mag 2.79,13.45 Sp G2Ib-IIa dist. 116.55 pc (380.19 l.y.)
Coord 2000 |
17304+5218 |
|
Discov num |
BU 1090 |
|
Comp |
AC |
|
Coord arcsec 2000 |
17 30 25.98 +52 18 04.9 |
|
Date first |
1912 |
|
Date last |
2020 |
|
Obs |
8 |
|
Pa first |
157 |
|
Pa last |
155.5 |
|
P.A. Now (θ) |
155.5° |
|
Sep first |
115.6 |
|
Sep last |
118.72 |
|
Sep. Now (ρ) |
118.72" |
|
Mag pri |
2.79 |
|
Mag sec |
13.45 |
|
delta mag (ΔM) |
10.66 |
|
Spectral class |
G2Ib-IIa (yellow) |
|
Pri motion ra |
-016 |
|
Sec motion ra |
+004 |
|
Pri motion dec |
+012 |
|
Sec motion dec |
-004 |
|
Notes |
N
(See Notes) |
|
rPM=1.281
This double is not physical.
17304+5218 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
Bet Dra |
30429 |
17 30 26 +52 18 05 |
BU 1090 AB |
2016 |
7 |
17 |
4.6 |
2.79 |
14.00 |
11.21 |
|
|
Show |
|
30429 |
17 30 26 +52 18 05 |
BU 1090 AC |
2020 |
8 |
156 |
118.7 |
2.79 |
13.45 |
10.66 |
|
<=== |
Show |
|
|
17 30 31 +52 16 18 |
FYM 654 CD |
2017 |
8 |
298 |
10.7 |
13.45 |
15.70 |
2.25 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Common name |
Rastaban |
|
Constellation |
Draco |
|
SAO |
30429 |
|
HIP |
85670 |
|
Tycho2 |
3521-01800-1 |
|
Gaia DR2 |
1415230383033121024 |
|
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 |
|
Distance |
116.55 |
|
Distance ly |
380.19 |
|
Bayer greek |
β Dra |
|
Other names |
Rastaben, Alwaid, Asuia |
|
WDS 17304+5218 BU 1090 AC : NOTES
discov_num |
notes |
refcode |
BU 1090 |
bet Dra = 23 dra = Rastaban |
|
|
Mk III Limb-darkened diameter 3.225 +/- 0.053 mas. |
MkT2003 |
REFERENCES
refcode |
metd |
author |
reference |
MkT2003 |
Km - |
Mozurkewich, D., Armstrong, J.T., Hindsley, R., Quirrenbach, A., Hummel, C.A., |
2003AJ....126.2502M |
MkT2003 |
+not |
Hutter, D., Johnston, K.J., Hajian, A., Elias, N.M., II, Buscher, D., & Simon, R. |
|
MkT2003 |
|
AJ 126, 2502, 2003 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
BU |
Burnham, S.W. (BU 1 - 81) |
179 |
FYM |
Fay, M. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
17304+5218 |
BU 1090 |
AC |
1998 |
3 |
156 |
117.9 |
2.79 |
12.70 |
G2Ib-IIa |
N D |
173025.98+521804.9 |
17304+5218 |
BU 1090 |
AC |
2003 |
4 |
155 |
118.0 |
2.79 |
12.70 |
G2Ib-IIa |
N D |
173025.98+521804.9 |
17304+5218 |
BU 1090 |
AC |
2012 |
5 |
155 |
118.9 |
2.79 |
13.45 |
G2Ib-IIa |
N |
173025.98+521804.9 |
17304+5218 |
BU 1090 |
AC |
2015 |
6 |
155 |
118.4 |
2.79 |
13.45 |
G2Ib-IIa |
N |
173025.98+521804.9 |
17304+5218 |
BU 1090 |
AC |
2020 |
8 |
156 |
118.7 |
2.79 |
13.45 |
G2Ib-IIa |
N |
173025.98+521804.9 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 17304+5218 BU 1090 AC : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 17304+5218 BU 1090 AC : MEASURES
No records found.
WDS 17304+5218 : 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 17304+5218 : ALADIN DSS IMAGE @ 17h 30m 25.98s +52° 18' 04.9"
WDS 17304+5218 BU 1090 AC : 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 |
Rastaban |
17304+5218 |
BU 1090 |
AB |
17 |
4.6 |
|
Show |
Rastaban |
17304+5218 |
BU 1090 |
AC |
156 |
118.7 |
|
Show |
|
17304+5218 |
FYM 654 |
CD |
298 |
10.7 |
2 |
Show |
|
17315+5222 |
BEM9023 |
|
52 |
15.5 |
11 |
Show |
|
17323+5223 |
FYM 652 |
|
353 |
5.2 |
18 |
Show |
|
17322+5236 |
ES 777 |
|
349 |
6.1 |
25 |
Show |
|
17278+5200 |
UC 3346 |
|
338 |
6.5 |
31 |
Show |
|
17269+5232 |
CVR1700 |
|
262 |
4.7 |
36 |
Show |
|
17271+5153 |
BLL 30 |
|
105 |
124.8 |
40 |
Show |
|
17353+5210 |
ES 635 |
|
243 |
5.9 |
46 |
Show |
|
17286+5122 |
HDS2468 |
|
94 |
0.3 |
59 |
Show |
|
17255+5130 |
HU 672 |
|
58 |
4.2 |
67 |
Show |
|
17251+5312 |
MLR 604 |
|
96 |
0.8 |
73 |
Show |
|
17382+5236 |
A 1880 |
|
114 |
2.7 |
74 |
Show |
|
17375+5132 |
CBL 70 |
|
93 |
14.7 |
80 |
Show |
|
17341+5333 |
UC 3369 |
|
122 |
55.0 |
83 |
Show |
|
17290+5052 |
STF2180 |
|
260 |
3.0 |
87 |
Show |
|
17318+5349 |
BEM 27 |
|
205 |
13.0 |
92 |
Show |
|
17353+5057 |
CVR1704 |
|
181 |
3.5 |
93 |
Show |
|
17198+5152 |
HEB 5 |
|
-1 |
0.2 |
102 |
Show |
|
17321+5025 |
CRC 24 |
|
23 |
12.5 |
115 |
Show |
|
17178+5227 |
LEP 81 |
|
216 |
182.9 |
116 |
Show |
|
17374+5040 |
ES 2661 |
AB |
102 |
58.3 |
118 |
Show |
|
17374+5040 |
ES 2661 |
BC |
18 |
14.9 |
119 |
Show |
|
17220+5351 |
BU 1249 |
AB |
82 |
0.6 |
120 |
Show |
|
17220+5351 |
BU 1249 |
AB,C |
78 |
62.1 |
120 |
Show |
|
17344+5022 |
COU2113 |
|
107 |
0.8 |
123 |
Show |
|
17277+5424 |
UC 3345 |
|
199 |
26.1 |
129 |
Show |
|
17403+5047 |
COU2114 |
|
4 |
0.4 |
130 |
Show |
|
17388+5406 |
HDS2493 |
|
253 |
0.5 |
132 |
Show |
|
17433+5121 |
BEM9015 |
|
265 |
13.0 |
133 |
Show |
|
17452+5157 |
B 9005 |
CE |
302 |
65.1 |
135 |
Show |
|
17452+5157 |
STF2225 |
CD |
296 |
8.7 |
135 |
Show |
|
17183+5338 |
SWI 3 |
|
180 |
0.5 |
136 |
Show |
|
17452+5157 |
STF2225 |
AB |
339 |
5.5 |
138 |
Show |
|
17452+5157 |
STF2225 |
AC |
245 |
230.2 |
138 |
Show |
|
17362+5425 |
ES 637 |
|
295 |
4.0 |
138 |
Show |
|
17185+5346 |
ES 776 |
BC |
313 |
2.2 |
139 |
Show |
|
17170+5337 |
GRV1133 |
|
328 |
12.9 |
139 |
Show |
|
17185+5346 |
ES 776 |
AB |
153 |
28.5 |
139 |
Show |
|
17374+5014 |
ES 973 |
|
242 |
8.1 |
140 |
Show |
|
17437+5336 |
KPP 399 |
|
264 |
3.7 |
143 |
Show |
|
17302+4955 |
BVD 252 |
|
284 |
21.7 |
144 |
Show |
|
17402+5411 |
ES 638 |
|
185 |
2.5 |
145 |
Show |
|
17237+5007 |
SHN 36 |
|
278 |
0.4 |
145 |
Show |
|
17138+5246 |
TDT 272 |
|
81 |
0.7 |
155 |
Show |
|
17458+5326 |
MLR 605 |
BC |
45 |
10.8 |
155 |
Show |
|
17473+5218 |
CVR 863 |
|
178 |
7.9 |
155 |
Show |
|
17316+4943 |
FOX 202 |
|
237 |
55.4 |
156 |
Show |
|
17337+4942 |
HU 1282 |
|
142 |
0.6 |
159 |
Show |
|
17230+4953 |
BVD 249 |
|
108 |
14.2 |
161 |
|
|
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 |
|