18003+5251 STF 2271 AC
18h 00m 18.74s +52° 51' 15.4" P.A. 17.00 sep 160.8 mag 8.17,12.98 Sp G0 dist. 60.42 pc (197.09 l.y.)
Coord 2000 |
18003+5251 |
|
Discov num |
STF2271 |
|
Comp |
AC |
|
Coord arcsec 2000 |
18 00 18.74 +52 51 15.4 |
|
Date first |
1913 |
|
Date last |
2015 |
|
Obs |
7 |
|
Pa first |
18 |
|
Pa last |
17.4 |
|
P.A. Now (θ) |
17.4° |
|
Sep first |
167.3 |
|
Sep last |
160.803 |
|
Sep. Now (ρ) |
160.803" |
|
Mag pri |
8.17 |
|
Mag sec |
12.98 |
|
delta mag (ΔM) |
4.81 |
|
Spectral class |
G0 (yellow) |
|
Pri motion ra |
+032 |
|
Sec motion ra |
-002 |
|
Pri motion dec |
+069 |
|
Sec motion dec |
+009 |
|
Notes |
N
(See Notes) |
|
rPM=0.907
This double is not physical.
18003+5251 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 164874 |
30686 |
18 00 19 +52 51 15 |
STF 2271 AB |
2019 |
105 |
267 |
3.5 |
8.17 |
9.24 |
1.07 |
|
|
Show |
|
30686 |
18 00 19 +52 51 15 |
STF 2271 AC |
2015 |
7 |
17 |
160.8 |
8.17 |
12.98 |
4.81 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Draco |
|
SAO |
30686 |
|
HIP |
88155 |
|
Tycho2 |
3903-01127-1 |
|
Gaia DR2 |
2125511797904547840 |
|
HD |
164874 |
|
BD |
BD+52 2125 |
|
Distance |
60.42 |
|
Distance ly |
197.09 |
|
WDS 18003+5251 STF 2271 AC : NOTES
discov_num |
notes |
refcode |
STF2271 |
AB: B is SB2, P=18.888d |
Tok2014d |
REFERENCES
refcode |
metd |
author |
reference |
Tok2014d |
E2 - |
Tokovinin, A. |
2014AJ....147...86T |
Tok2014d |
|
AJ 147, 86, 2014 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
STF |
Struve, F.G.W. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
18003+5251 |
STF2271 |
AC |
1922 |
2 |
18 |
167.0 |
8.17 |
12.90 |
G0 |
|
180018.74+525115.4 |
18003+5251 |
STF2271 |
AC |
2008 |
3 |
18 |
161.8 |
8.17 |
12.90 |
G0 |
|
180018.74+525115.4 |
18003+5251 |
STF2271 |
AC |
2012 |
6 |
18 |
161.0 |
8.17 |
12.90 |
G0 |
D |
180018.74+525115.4 |
18003+5251 |
STF2271 |
AC |
2015 |
7 |
17 |
160.8 |
8.17 |
12.98 |
G0 |
N |
180018.74+525115.4 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 18003+5251 STF 2271 AC : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 18003+5251 STF 2271 AC : MEASURES
No records found.
WDS 18003+5251 : 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 18003+5251 : ALADIN DSS IMAGE @ 18h 00m 18.74s +52° 51' 15.4"
WDS 18003+5251 STF 2271 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 |
|
18003+5251 |
STF2271 |
AB |
267 |
3.5 |
|
Show |
|
18003+5251 |
STF2271 |
AC |
17 |
160.8 |
|
Show |
|
17599+5304 |
HO 563 |
AB |
184 |
0.7 |
14 |
Show |
|
17599+5304 |
HO 563 |
AC |
243 |
69.8 |
14 |
Show |
|
18000+5316 |
A 1886 |
|
339 |
4.7 |
26 |
Show |
|
18027+5312 |
TDT 650 |
|
125 |
1.1 |
30 |
Show |
|
18012+5217 |
KPP 407 |
|
54 |
4.8 |
36 |
Show |
|
17571+5313 |
TDT 595 |
|
77 |
0.5 |
36 |
Show |
|
17581+5213 |
STF2261 |
AB |
261 |
9.6 |
44 |
Show |
|
17581+5213 |
WAL 87 |
AC |
57 |
64.4 |
44 |
Show |
|
18051+5322 |
TOK 614 |
|
83 |
999.9 |
53 |
Show |
|
18048+5344 |
HDS2546 |
|
236 |
0.6 |
67 |
Show |
|
18026+5358 |
ES 781 |
|
281 |
4.3 |
70 |
Show |
|
17585+5359 |
KPP 697 |
|
94 |
6.2 |
71 |
Show |
|
18054+5155 |
COU2513 |
|
54 |
1.0 |
74 |
Show |
|
18091+5312 |
MLR 584 |
|
177 |
2.7 |
82 |
Show |
|
18091+5314 |
FMR 139 |
|
149 |
22.2 |
83 |
Show |
|
17598+5416 |
ES 780 |
|
124 |
4.0 |
85 |
Show |
|
17543+5357 |
A 1885 |
|
81 |
0.4 |
86 |
Show |
Eltanin |
17566+5129 |
BU 633 |
AB |
152 |
21.1 |
89 |
Show |
Eltanin |
17566+5129 |
BU 633 |
AC |
234 |
41.2 |
89 |
Show |
Eltanin |
17566+5129 |
BU 633 |
AD |
11 |
59.5 |
89 |
Show |
Eltanin |
17566+5129 |
BU 633 |
AE |
235 |
96.0 |
89 |
Show |
Eltanin |
17566+5129 |
BU 633 |
AF |
114 |
126.0 |
89 |
Show |
Eltanin |
17566+5129 |
BU 633 |
AG |
28 |
143.6 |
89 |
Show |
|
17521+5344 |
TOI1261 |
|
317 |
1.7 |
91 |
Show |
|
18097+5329 |
BEM 31 |
|
306 |
11.8 |
93 |
Show |
|
18064+5408 |
UC 3494 |
|
285 |
22.6 |
95 |
Show |
|
18105+5217 |
KPP4089 |
|
336 |
2.6 |
99 |
Show |
|
18091+5153 |
WIS 325 |
|
82 |
999.9 |
100 |
Show |
|
17574+5111 |
ES 78 |
AB |
130 |
8.1 |
104 |
Show |
|
17574+5111 |
FOX9011 |
AC |
194 |
31.6 |
104 |
Show |
|
18111+5330 |
AG 217 |
|
238 |
14.4 |
105 |
Show |
|
17551+5117 |
KPP2198 |
|
35 |
18.2 |
106 |
Show |
|
17578+5107 |
DAM 686 |
|
191 |
6.7 |
107 |
Show |
|
18116+5329 |
VBS 27 |
|
27 |
21.9 |
108 |
Show |
|
18046+5111 |
WIS 323 |
|
193 |
187.4 |
108 |
Show |
|
18061+5116 |
COU2514 |
|
35 |
0.1 |
109 |
Show |
|
18048+5435 |
ES 641 |
|
64 |
2.1 |
111 |
Show |
|
17480+5224 |
MMA 38 |
|
180 |
35.7 |
116 |
Show |
|
18133+5242 |
A 1376 |
|
22 |
0.3 |
118 |
Show |
|
18132+5228 |
TDT 740 |
|
9 |
0.7 |
120 |
Show |
|
18109+5139 |
ES 642 |
|
273 |
7.2 |
121 |
Show |
|
17504+5414 |
OL 89 |
|
173 |
0.8 |
121 |
Show |
|
18134+5230 |
ES 644 |
|
26 |
9.3 |
122 |
Show |
|
18007+5453 |
ES 640 |
|
77 |
8.4 |
122 |
Show |
|
17473+5218 |
CVR 863 |
|
178 |
7.9 |
123 |
Show |
|
18041+5053 |
COU2391 |
|
97 |
2.2 |
125 |
Show |
|
18046+5053 |
STF2279 |
|
180 |
13.6 |
125 |
Show |
|
18001+5045 |
KPP1193 |
|
108 |
9.3 |
126 |
Show |
|
18126+5146 |
KPP4093 |
|
337 |
6.0 |
131 |
|
|
WDS 18003+5251 : COMPONENTS
|
A |
B |
B |
pa=265.7°
sep=2.09"
| |
C |
pa=10.7°
sep=156.17"
| pa=11.5°
sep=156.72"
|
18003+5251 A
Name |
HD 164874 |
|
Coord arcsec 2000 |
180018.74+525115.4 |
|
Mag |
8.17 |
|
Spectral class |
G0 (yellow) |
|
PmRA |
32.00 |
|
PmDE |
69.0 |
|
SAO |
30686 |
|
HIP |
88155 |
|
Tycho2 |
3903-01127-1 |
|
HD |
164874 |
|
GC |
24533 |
|
BD |
BD+52 2125 |
|
Tycho2 |
3903-01127-1 |
|
Pflag |
|
|
RAmdeg |
270.07817704 |
|
DEmdeg |
52.85444207 |
|
PmRA |
23.3 |
|
PmDE |
68.5 |
|
E RAmdeg |
7 |
|
E DEmdeg |
7 |
|
E pmRA |
1.3 |
|
E pmDE |
1.4 |
|
EpRAm |
1991.09 |
|
EpDEm |
1991.26 |
|
Num |
8 |
|
Q RAmdeg |
2.3 |
|
Q DEmdeg |
1.0 |
|
Q pmRA |
2.4 |
|
Q pmDE |
1.0 |
|
BTmag |
8.866 |
|
E BTmag |
0.018 |
|
VTmag |
8.170 |
|
E VTmag |
0.012 |
|
Prox |
33 |
|
TYC |
T |
|
HIP |
88155 |
|
CCDM |
A |
|
RAdeg |
270.07808667 |
|
DEdeg |
52.85428278 |
|
EpRA 1990 |
1.56 |
|
EpDE 1990 |
1.64 |
|
E RAdeg |
6.7 |
|
E DEdeg |
6.5 |
|
Posflg |
D |
|
Corr |
0.1 |
|
SAO |
30686 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
-0.0007 |
|
DE1950 |
|
|
PmDE1950 |
0.064 |
|
Vmag |
7.7 |
|
SpType |
G0 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
24533 |
|
DM |
BD+52 2125 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
164874 |
|
M HD |
0 |
|
GC |
24533 |
|
RA1950rad |
4.70895255 |
|
DE1950rad |
0.92247073 |
|
PmRA2000 |
-0.0001 |
|
PmDE2000 |
0.065 |
|
Catalog |
H |
|
HIP |
88155 |
|
Proxy |
H |
|
RAhms |
18 00 18.74 |
|
DEdms |
+52 51 15.4 |
|
Vmag |
7.72 |
|
VarFlag |
|
|
R Vmag |
G |
|
RAdeg |
270.078 |
|
DEdeg |
52.8543 |
|
AstroRef |
A |
|
Plx |
17.67 |
|
CCDM |
18004+5252 |
|
N CCDM |
I |
|
Nsys |
1 |
|
Ncomp |
2 |
|
MultFlag |
C |
|
Source |
|
|
Qual |
A |
|
M HIP |
AB |
|
Theta |
268 |
|
Rho |
3.258 |
|
HD |
164874 |
|
BD |
BD+52 2125 |
|
CD |
|
|
CP |
|
|
Dm number |
+52 2125 |
|
VIred |
0.73 |
|
SpType |
G0 |
|
R SpType |
|
|
Coord arcsec 2000 |
180018.74+525115.4 |
|
HIP |
88155 |
|
Sn |
15 |
|
So |
3 |
|
Nc |
2 |
|
RArad |
4.7137518975 |
|
DErad |
0.9224811901 |
|
Plx |
16.55 |
|
PmRA |
20.75 |
|
PmDE |
68.66 |
|
E RArad |
0.7 |
|
E DErad |
0.72 |
|
E Plx |
0.76 |
|
E pmRA |
0.78 |
|
E pmDE |
0.93 |
|
Hpmag |
7.8543 |
|
E Hpmag |
0.0015 |
|
SHp |
0.013 |
|
VA |
0 |
|
BV |
0.666 |
|
E BV |
0.015 |
|
VI |
0.73 |
|
18003+5251 B
Coord arcsec 2000 |
180018.51+525115.2 |
|
Mag |
9.24 |
|
PmRA |
15.00 |
|
PmDE |
69.0 |
|
Tycho2 |
3903-01127-2 |
|
Calc delta mag |
1.07 |
|
Calc coord |
yes |
|
Tycho2 |
3903-01127-2 |
|
Pflag |
|
|
RAmdeg |
270.07669573 |
|
DEmdeg |
52.85441443 |
|
PmRA |
27.3 |
|
PmDE |
71.7 |
|
E RAmdeg |
22 |
|
E DEmdeg |
16 |
|
E pmRA |
3.8 |
|
E pmDE |
3.7 |
|
EpRAm |
1990.97 |
|
EpDEm |
1991.44 |
|
Num |
2 |
|
Q RAmdeg |
|
|
Q DEmdeg |
|
|
Q pmRA |
|
|
Q pmDE |
|
|
BTmag |
10.166 |
|
E BTmag |
0.037 |
|
VTmag |
9.240 |
|
E VTmag |
0.025 |
|
Prox |
33 |
|
TYC |
|
|
HIP |
88155 |
|
CCDM |
B |
|
RAdeg |
270.07658778 |
|
DEdeg |
52.85424889 |
|
EpRA 1990 |
1.40 |
|
EpDE 1990 |
1.69 |
|
E RAdeg |
21.5 |
|
E DEdeg |
15.6 |
|
Posflg |
|
|
Corr |
0.2 |
|
18003+5251 C
Coord arcsec 2000 |
180021.95+525348.8 |
|
Mag |
12.98 |
|
PmRA |
-2.00 |
|
PmDE |
9.0 |
|
Calc delta mag |
4.81 |
|
Calc coord |
yes |
|