17102+5430 STF 2138 AB (HD 155674)
17h 10m 10.51s +54° 29' 39.8" P.A. 133.00 sep 22.1 mag 8.99,9.36 Sp K6V+K6V dist. 19.86 pc (64.78 l.y.)
Coord 2000 |
17102+5430 |
|
Discov num |
STF2138 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 10 10.51 +54 29 39.8 |
|
Date first |
1830 |
|
Date last |
2019 |
|
Obs |
67 |
|
Pa first |
139 |
|
Pa last |
132.8 |
|
P.A. Now (θ) |
132.8° |
|
Sep first |
22.3 |
|
Sep last |
22.148 |
|
Sep. Now (ρ) |
22.148" |
|
Mag pri |
8.99 |
|
Mag sec |
9.36 |
|
delta mag (ΔM) |
0.37 |
|
Spectral class |
K6V+K6V (yellow-orange/yellow-orange) |
|
Pri motion ra |
+082 |
|
Sec motion ra |
+086 |
|
Pri motion dec |
-111 |
|
Sec motion dec |
-103 |
|
Notes |
N
O
T
(See Notes, Orbital solution, Parallax indicates physical) |
|
rPM=0.065 (< 0.3, Physical double)
This double is physical.
17102+5430 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 155674 |
30274 |
17 10 11 +54 29 40 |
STF 2138 AB |
2019 |
67 |
133 |
22.1 |
8.99 |
9.36 |
0.37 |
Y |
<=== |
Show |
|
30274 |
17 10 11 +54 29 40 |
SHY 89 AC |
1999 |
3 |
10 |
999.9 |
8.99 |
8.67 |
0.32 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 155674 |
|
Constellation |
Draco |
|
SAO |
30274 |
|
HIP |
83988 |
|
Tycho2 |
3891-01304-1 |
|
Gaia DR2 |
1420000579871414528 |
|
HD |
155674 |
|
ADS |
10386 |
|
GL |
Gl 659A |
|
BD |
BD+54 1861 |
|
Distance |
19.86 |
|
Distance ly |
64.78 |
|
ORBITAL ELEMENTS
Period (P) | 4478y | ± 660 |
Periastron (T) | 4179y | ± 333 |
Semi-major axis (a) | 15.247a | ± 1.505 |
Eccentricity (e) | 0.47 | ± 0.13 |
Inclination (i) | 131° | ± 7 |
Longitude of periastron (ω) | 10° | ± 16 |
Node (Ω) | 321° | ± 6 |
Notes | n | |
Reference | Pko2021a | |
Equinox | | |
Last observation | | |
Grade | 5 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
133.1 |
22.125 |
2001 |
133.1 |
22.123 |
2002 |
133.0 |
22.121 |
2003 |
133.0 |
22.119 |
2004 |
133.0 |
22.118 |
2005 |
133.0 |
22.116 |
2006 |
132.9 |
22.114 |
2007 |
132.9 |
22.112 |
2008 |
132.9 |
22.110 |
2009 |
132.9 |
22.108 |
2010 |
132.9 |
22.106 |
2011 |
132.8 |
22.104 |
2012 |
132.8 |
22.102 |
2013 |
132.8 |
22.100 |
2014 |
132.8 |
22.098 |
2015 |
132.7 |
22.096 |
2016 |
132.7 |
22.094 |
2017 |
132.7 |
22.092 |
2018 |
132.7 |
22.089 |
2019 |
132.7 |
22.087 |
2020 |
132.6 |
22.085 |
2021 |
132.6 |
22.083 |
2022 |
132.6 |
22.081 |
2023 |
132.6 |
22.079 |
2024 |
132.5 |
22.077 |
2025 |
132.5 |
22.075 |
2026 |
132.5 |
22.072 |
2027 |
132.5 |
22.070 |
2028 |
132.5 |
22.068 |
2029 |
132.4 |
22.066 |
2030 |
132.4 |
22.064 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
WDS 17102+5430 STF 2138 AB (HD 155674) : NOTES
discov_num |
notes |
refcode |
STF2138 |
B is BD+54@1862. |
|
|
HJL 245. |
HJL1986 |
SHY 89 |
AC: HIP 83988 + HIP 86141. |
|
SHY 89 |
BC: HIP 83996 + HIP 86141. |
|
REFERENCES
refcode |
metd |
author |
reference |
HJL1986 |
Pa - |
Halbwachs, J.L. |
1986A&AS...66..131H |
HJL1986 |
|
A&AS 66, 131, 1986 |
|
HJL1986 |
|
(Possible CPM pairs from AGK2/3. Coarse astrometry, incl. mean 1950 dates, added |
|
HJL1986 |
|
only for previously unknown pairs. Table 1: HJL 1 - 326, Table 2: HJL1001 - 1113) |
|
PkO2021a |
C+ |
Romanenko, L.G. & Izmailov, I.S. |
2021ARep...65..209R |
PkO2021a |
+orb |
Astron. Reports 65, 209, 2021 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
SHY |
Shaya, E.J. & Olling, R. |
3 |
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 |
17102+5430 |
STF2138 |
AB |
2006 |
40 |
133 |
22.2 |
8.99 |
9.36 |
K0 |
NZDV |
171010.51+542939.8 |
17102+5430 |
STF2138 |
AB |
2012 |
42 |
134 |
22.2 |
8.99 |
9.36 |
K0 |
NZDV |
171010.51+542939.8 |
17102+5430 |
STF2138 |
AB |
2013 |
53 |
133 |
22.1 |
8.99 |
9.36 |
K0 |
NO V |
171010.51+542939.8 |
17102+5430 |
STF2138 |
AB |
2015 |
54 |
133 |
22.1 |
8.99 |
9.36 |
K0 |
NO V |
171010.51+542939.8 |
17102+5430 |
STF2138 |
AB |
2018 |
55 |
133 |
22.2 |
8.99 |
9.36 |
K0 |
NO V |
171010.51+542939.8 |
17102+5430 |
STF2138 |
AB |
2019 |
65 |
133 |
22.1 |
8.99 |
9.36 |
K0 |
NO T |
171010.51+542939.8 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 17102+5430 STF 2138 AB (HD 155674) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 17102+5430 STF 2138 AB (HD 155674) : MEASURES
No records found.
WDS 17102+5430 (HD 155674) : 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 17102+5430 (HD 155674) : ALADIN DSS IMAGE @ 17h 10m 10.51s +54° 29' 39.8"
WDS 17102+5430 STF 2138 AB (HD 155674) : 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 |
|
17102+5430 |
STF2138 |
AB |
133 |
22.1 |
1 |
Show |
|
17102+5430 |
SHY 89 |
AC |
10 |
999.9 |
1 |
Show |
|
17118+5432 |
DEA 87 |
|
129 |
90.2 |
15 |
Show |
|
17103+5403 |
HDS2424 |
Aa,Ab |
158 |
0.5 |
27 |
Show |
|
17103+5403 |
SCA9002 |
AB |
84 |
79.5 |
27 |
Show |
|
17131+5408 |
STF2146 |
CD |
225 |
2.8 |
34 |
Show |
|
17131+5408 |
STF2146 |
AB |
224 |
2.6 |
34 |
Show |
|
17131+5408 |
STF2146 |
AC |
234 |
89.3 |
34 |
Show |
|
17053+5428 |
BU 1088 |
BC |
179 |
11.0 |
43 |
Show |
Alrakis |
17053+5428 |
STF2130 |
AB |
358 |
2.5 |
43 |
Show |
Alrakis |
17053+5428 |
BU 1088 |
AC |
174 |
12.2 |
43 |
Show |
|
17054+5438 |
TDT 206 |
|
355 |
0.7 |
43 |
Show |
|
17165+5433 |
SCA9003 |
AB |
97 |
44.1 |
55 |
Show |
|
17165+5433 |
SCA9003 |
AC |
332 |
80.7 |
55 |
Show |
|
17165+5433 |
DAM 27 |
AD |
3 |
40.9 |
55 |
Show |
|
17185+5346 |
ES 776 |
AB |
153 |
28.5 |
86 |
Show |
|
17170+5337 |
GRV1133 |
|
328 |
12.9 |
86 |
Show |
|
17185+5346 |
ES 776 |
BC |
313 |
2.2 |
86 |
Show |
|
17183+5338 |
SWI 3 |
|
180 |
0.5 |
88 |
Show |
|
17071+5556 |
CRB 199 |
|
111 |
7.5 |
91 |
Show |
|
17039+5314 |
MLR 603 |
Aa,Ab |
347 |
0.4 |
94 |
Show |
|
17039+5314 |
STTA151 |
AB |
171 |
88.4 |
94 |
Show |
|
17039+5314 |
STTA151 |
BC |
356 |
22.4 |
95 |
Show |
|
16594+5407 |
LDS4716 |
|
297 |
12.3 |
97 |
Show |
|
16589+5444 |
HDS2402 |
|
309 |
0.3 |
99 |
Show |
|
17141+5608 |
STT 327 |
|
334 |
0.4 |
104 |
Show |
|
17138+5246 |
TDT 272 |
|
81 |
0.7 |
109 |
Show |
|
17047+5250 |
TDT 202 |
|
206 |
2.4 |
111 |
Show |
|
17220+5351 |
BU 1249 |
AB |
82 |
0.6 |
112 |
Show |
|
17220+5351 |
BU 1249 |
AB,C |
78 |
62.1 |
112 |
Show |
|
17215+5532 |
ES 2656 |
|
64 |
11.1 |
117 |
Show |
|
17210+5537 |
GRV1134 |
|
319 |
20.8 |
118 |
Show |
|
17170+5612 |
SLE 81 |
|
16 |
17.5 |
119 |
Show |
|
17185+5608 |
ES 1740 |
|
315 |
1.6 |
122 |
Show |
|
17141+5627 |
TDT 276 |
|
71 |
0.5 |
123 |
Show |
|
16554+5424 |
LDS4707 |
|
165 |
10.5 |
129 |
Show |
|
17111+5640 |
MET 80 |
|
|
0.1 |
131 |
Show |
|
16549+5420 |
SKF 52 |
|
116 |
5.3 |
134 |
Show |
|
17173+5636 |
STI2349 |
|
60 |
10.0 |
140 |
Show |
|
17178+5227 |
LEP 81 |
|
216 |
182.9 |
141 |
Show |
|
17174+5638 |
SLE 82 |
|
331 |
42.4 |
143 |
Show |
|
16565+5558 |
LDS4710 |
|
192 |
15.3 |
146 |
Show |
|
17240+5547 |
GRV1136 |
|
148 |
8.5 |
149 |
Show |
|
17277+5424 |
UC 3345 |
|
199 |
26.1 |
153 |
Show |
|
17251+5312 |
MLR 604 |
|
96 |
0.8 |
154 |
Show |
|
17211+5637 |
LDS1444 |
|
118 |
9.4 |
157 |
Show |
|
17235+5623 |
LDS4741 |
|
209 |
86.8 |
160 |
Show |
|
17220+5638 |
ES 2657 |
AB |
97 |
28.4 |
163 |
Show |
|
17220+5638 |
ABH 90 |
AD |
114 |
83.7 |
163 |
Show |
|
17220+5638 |
ES 2657 |
AC |
90 |
39.2 |
163 |
Show |
|
17220+5638 |
ES 2657 |
BC |
73 |
11.7 |
164 |
|
|
WDS 17102+5430 : COMPONENTS
|
A |
B |
B |
pa=147.9°
sep=17.76"
| |
C |
pa=5.6°
sep=9904.21"
| pa=5.5°
sep=9918.34"
|
17102+5430 A
Name |
HD 155674 |
|
Coord arcsec 2000 |
171010.51+542939.8 |
|
Mag |
8.99 |
|
Spectral class |
K6V (yellow-orange) |
|
PmRA |
82.00 |
|
PmDE |
-111.0 |
|
SAO |
30274 |
|
HIP |
83988 |
|
Tycho2 |
3891-01304-1 |
|
HD |
155674 |
|
BD |
BD+54 1861 |
|
Tycho2 |
3891-01304-1 |
|
Pflag |
|
|
RAmdeg |
257.54377683 |
|
DEmdeg |
54.49438311 |
|
PmRA |
82.5 |
|
PmDE |
-111.6 |
|
E RAmdeg |
12 |
|
E DEmdeg |
12 |
|
E pmRA |
1.4 |
|
E pmDE |
1.5 |
|
EpRAm |
1989.87 |
|
EpDEm |
1990.48 |
|
Num |
9 |
|
Q RAmdeg |
1.8 |
|
Q DEmdeg |
1.0 |
|
Q pmRA |
1.6 |
|
Q pmDE |
1.1 |
|
BTmag |
10.412 |
|
E BTmag |
0.036 |
|
VTmag |
8.988 |
|
E VTmag |
0.017 |
|
Prox |
223 |
|
TYC |
T |
|
HIP |
83988 |
|
CCDM |
A |
|
RAdeg |
257.54344250 |
|
DEdeg |
54.49463917 |
|
EpRA 1990 |
1.66 |
|
EpDE 1990 |
1.73 |
|
E RAdeg |
12.8 |
|
E DEdeg |
12.2 |
|
Posflg |
|
|
Corr |
0.0 |
|
SAO |
30274 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.0101 |
|
DE1950 |
|
|
PmDE1950 |
-0.116 |
|
Vmag |
8.6 |
|
SpType |
K0 |
|
Double code |
|
|
Source |
37 |
|
CatNum |
5182 |
|
DM |
BD+54 1861 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
155674 |
|
M HD |
0 |
|
GC |
|
|
RA1950rad |
4.49042307 |
|
DE1950rad |
0.95219189 |
|
PmRA2000 |
0.011 |
|
PmDE2000 |
-0.113 |
|
Catalog |
H |
|
HIP |
83988 |
|
Proxy |
|
|
RAhms |
17 10 10.43 |
|
DEdms |
+54 29 40.7 |
|
Vmag |
8.85 |
|
VarFlag |
|
|
R Vmag |
G |
|
RAdeg |
257.543 |
|
DEdeg |
54.4946 |
|
AstroRef |
A |
|
Plx |
47.14 |
|
CCDM |
17102+5430 |
|
N CCDM |
I |
|
Nsys |
2 |
|
Ncomp |
1 |
|
MultFlag |
C |
|
Source |
P |
|
Qual |
A |
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
155674 |
|
BD |
BD+54 1861 |
|
CD |
|
|
CP |
|
|
Dm number |
+54 1861 |
|
VIred |
1.25 |
|
SpType |
K0 |
|
R SpType |
|
|
Coord arcsec 2000 |
171010.43+542940.7 |
|
HIP |
83988 |
|
Sn |
95 |
|
So |
3 |
|
Nc |
1 |
|
RArad |
4.4949809157 |
|
DErad |
0.9511109673 |
|
Plx |
50.35 |
|
PmRA |
80.22 |
|
PmDE |
-114.37 |
|
E RArad |
1.76 |
|
E DErad |
1.93 |
|
E Plx |
1.93 |
|
E pmRA |
2.13 |
|
E pmDE |
2.62 |
|
Hpmag |
9.0676 |
|
E Hpmag |
0.0418 |
|
SHp |
0.076 |
|
VA |
0 |
|
BV |
1.152 |
|
E BV |
0.016 |
|
VI |
1.25 |
|
Ccdm |
17102+5430 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
-1.55 |
|
DDEs |
-20.2 |
|
R dRAs |
10 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
2 |
|
Vmag |
8.9 |
|
Sp |
K0 |
|
PmNote |
* |
|
PmRA |
70 |
|
PmDE |
-117 |
|
Dm number |
+54 1861 |
|
Cat1 |
BD |
|
Name2 |
+54 1084 |
|
Cat2 |
AGK2/3 |
|
HD |
155674 |
|
M HD |
|
|
ADS BDS |
A10386 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
17081N5437A |
|
HIC |
83988 |
|
17102+5430 B
Coord arcsec 2000 |
171011.59+542924.8 |
|
Mag |
9.36 |
|
Spectral class |
K6V (yellow-orange) |
|
PmRA |
86.00 |
|
PmDE |
-103.0 |
|
HIP |
83996 |
|
Tycho2 |
3891-01294-1 |
|
BD |
BD+54 1862 |
|
Calc delta mag |
0.37 |
|
Calc coord |
yes |
|
Tycho2 |
3891-01294-1 |
|
Pflag |
|
|
RAmdeg |
257.55149629 |
|
DEmdeg |
54.49013472 |
|
PmRA |
86.9 |
|
PmDE |
-106.1 |
|
E RAmdeg |
16 |
|
E DEmdeg |
16 |
|
E pmRA |
1.4 |
|
E pmDE |
1.5 |
|
EpRAm |
1988.68 |
|
EpDEm |
1988.91 |
|
Num |
9 |
|
Q RAmdeg |
2.4 |
|
Q DEmdeg |
1.2 |
|
Q pmRA |
2.4 |
|
Q pmDE |
1.2 |
|
BTmag |
10.939 |
|
E BTmag |
0.052 |
|
VTmag |
9.360 |
|
E VTmag |
0.022 |
|
Prox |
223 |
|
TYC |
T |
|
HIP |
83996 |
|
CCDM |
B |
|
RAdeg |
257.55115972 |
|
DEdeg |
54.49038056 |
|
EpRA 1990 |
1.67 |
|
EpDE 1990 |
1.70 |
|
E RAdeg |
18.1 |
|
E DEdeg |
17.6 |
|
Posflg |
|
|
Corr |
-0.1 |
|
Catalog |
H |
|
HIP |
83996 |
|
Proxy |
|
|
RAhms |
17 10 12.27 |
|
DEdms |
+54 29 25.4 |
|
Vmag |
9.34 |
|
VarFlag |
|
|
R Vmag |
G |
|
RAdeg |
257.551 |
|
DEdeg |
54.4904 |
|
AstroRef |
B |
|
Plx |
47.86 |
|
CCDM |
17102+5430 |
|
N CCDM |
I |
|
Nsys |
2 |
|
Ncomp |
1 |
|
MultFlag |
C |
|
Source |
I |
|
Qual |
A |
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
|
|
BD |
BD+54 1862 |
|
CD |
|
|
CP |
|
|
Dm number |
+54 1862 |
|
VIred |
1.42 |
|
SpType |
K8 |
|
R SpType |
|
|
Coord arcsec 2000 |
171012.27+542925.4 |
|
HIP |
83996 |
|
Sn |
95 |
|
So |
3 |
|
Nc |
1 |
|
RArad |
4.49511491 |
|
DErad |
0.9510367432 |
|
Plx |
49.46 |
|
PmRA |
73.76 |
|
PmDE |
-100.01 |
|
E RArad |
3.61 |
|
E DErad |
3.89 |
|
E Plx |
4.03 |
|
E pmRA |
4.06 |
|
E pmDE |
5.37 |
|
Hpmag |
9.4661 |
|
E Hpmag |
0.0542 |
|
SHp |
0 |
|
VA |
0 |
|
BV |
1.257 |
|
E BV |
0.004 |
|
VI |
1.42 |
|
Ccdm |
17102+5430 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
STF2138 |
|
DRAs |
0.40 |
|
DDEs |
-34.9 |
|
R dRAs |
10 |
|
Year |
1949 |
|
Theta |
135 |
|
Rho |
22.3 |
|
Obs |
10 |
|
Vmag |
9.3 |
|
Sp |
|
|
PmNote |
* |
|
PmRA |
89 |
|
PmDE |
-101 |
|
Dm number |
+54 1862 |
|
Cat1 |
BD |
|
Name2 |
+54 1085 |
|
Cat2 |
AGK2/3 |
|
HD |
|
|
M HD |
|
|
ADS BDS |
A10386 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
17081N5437B |
|
HIC |
83996 |
|
17102+5430 C
Coord arcsec 2000 |
171201.69+571359.8 |
|
Mag |
8.67 |
|
Spectral class |
K4V (yellow-orange) |
|
PmRA |
91.00 |
|
PmDE |
-37.0 |
|
Calc delta mag |
0.32 |
|
Calc coord |
yes |
|