17121+4540 KUI 79 AB (HD 155876)
17h 12m 07.78s +45° 39' 57.6" P.A. 289.00 sep 0.7 mag 10.02,10.25 Sp M3V dist. 5.98 pc (19.51 l.y.)
Coord 2000 |
17121+4540 |
|
Discov num |
KUI 79 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 12 07.78 +45 39 57.6 |
|
Date first |
1934 |
|
Date last |
2018 |
|
Obs |
237 |
|
Pa first |
229 |
|
Pa last |
289.4 |
|
P.A. Now (θ) |
242.2° |
|
Sep first |
1.1 |
|
Sep last |
0.662 |
|
Sep. Now (ρ) |
1.139" |
|
Mag pri |
10.02 |
|
Mag sec |
10.25 |
|
delta mag (ΔM) |
0.23 |
|
Spectral class |
M3V (red) |
|
Pri motion ra |
+022 |
|
Sec motion ra |
|
|
Pri motion dec |
-162 |
|
Sec motion dec |
|
|
Notes |
N
O
P
(See Notes, Orbital solution, 100-year proper motion) |
|
This double is physical.
17121+4540 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 155876 |
|
17 12 08 +45 39 58 |
KUI 79 AB |
2018 |
237 |
289 |
0.7 |
10.02 |
10.25 |
0.23 |
Y |
<=== |
Show |
|
|
17 12 08 +45 39 58 |
KUI 79 AB,C |
2013 |
6 |
343 |
157.4 |
9.52 |
13.30 |
3.78 |
|
|
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 155876 |
|
Constellation |
Hercules |
|
HIP |
84140 |
|
Tycho2 |
3501-01952-1 |
|
HD |
155876 |
|
GL |
Gl 661A |
|
BD |
BD+45 2505 |
|
Distance |
5.98 |
|
Distance ly |
19.51 |
|
ORBITAL ELEMENTS
Period (P) | 12.9551y | ± 0.0043 |
Periastron (T) | 57730d (2016.935y) | ± 1.9 |
Semi-major axis (a) | 776.12m | ± 1.01 |
Eccentricity (e) | 0.75167 | ± 0.00062 |
Inclination (i) | 146.96° | ± 0.26 |
Longitude of periastron (ω) | 98.31° | ± 0.58 |
Node (Ω) | 159.18° | ± 0.67 |
Notes | n | |
Reference | MnA2019 | |
Equinox | | |
Last observation | | |
Grade | 1 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
220.8 |
1.055 |
2001 |
211.6 |
0.950 |
2002 |
199.4 |
0.788 |
2003 |
178.1 |
0.535 |
2004 |
52.3 |
0.164 |
2005 |
303.7 |
0.525 |
2006 |
281.0 |
0.757 |
2007 |
267.8 |
0.916 |
2008 |
258.1 |
1.027 |
2009 |
249.9 |
1.099 |
2010 |
242.5 |
1.138 |
2011 |
235.5 |
1.144 |
2012 |
228.3 |
1.116 |
2013 |
220.4 |
1.051 |
2014 |
211.2 |
0.944 |
2015 |
198.7 |
0.779 |
2016 |
176.6 |
0.520 |
2017 |
37.5 |
0.173 |
2018 |
302.3 |
0.538 |
2019 |
280.3 |
0.765 |
2020 |
267.3 |
0.922 |
2021 |
257.7 |
1.031 |
2022 |
249.6 |
1.102 |
2023 |
242.2 |
1.139 |
2024 |
235.1 |
1.143 |
2025 |
227.9 |
1.114 |
2026 |
220.0 |
1.048 |
2027 |
210.7 |
0.938 |
2028 |
198.0 |
0.769 |
2029 |
175.0 |
0.505 |
2030 |
24.6 |
0.187 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
WDS 17121+4540 KUI 79 AB (HD 155876) : NOTES
discov_num |
notes |
refcode |
KUI 79 |
Proper motion of A +257 -1565. |
|
|
Poor Hipparcos solution. |
Sod1999 |
|
AB: Martin et al. (1998) derive component masses 0.379 +/- 0.035 and |
|
|
0.369 +/- 0.035 Msun. |
Mig1998 |
|
AB: Malkov et al. (2012) derive dynamical, photometric, and |
|
|
spectroscopic masses 0.56 +/- 0.05, 0.68, and 0.65 Msun, respectively. |
Mlk2012 |
|
AB,C: Rectilinear solution by Mason & Hartkopf (2016). |
Msn2016a |
REFERENCES
refcode |
metd |
author |
reference |
Mig1998 |
orb - |
Martin, Ch., Mignard, F., Hartkopf, W.I., & McAlister, H.A. |
1998A&AS..133..149M |
Mig1998 |
|
A&AS 133, 149, 1998 |
|
Mlk2012 |
not - |
Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. |
2012A&A...546A..69M |
Mlk2012 |
|
A&A 546, A69, 2012 |
|
MnA2019 |
C j |
Mann, A.W., Dupuy, T., Kraus, A.L., Gaidos, E., Ansdell, M., Ireland, M., Rizzuto, |
2019ApJ...871...63M |
MnA2019 |
+orb |
A.C., Hung, C..-L., Dittmann, J., Factor, S., Feiden, G., Martinez, R.A., |
|
MnA2019 |
|
Ruiz-Rodriguez, D. & Chia Thao, P. |
|
MnA2019 |
|
ApJ 871, 63, 2019 |
|
Msn2016a |
lin - |
Mason, B.D. & Hartkopf, W.I. |
2016IAUDS.189....1M |
Msn2016a |
|
Inf. Circ. 189, 1, 2016 |
|
Sod1999 |
orb - |
Soderhjelm, S. |
1999A&A...341..121S |
Sod1999 |
|
A&A 341, 121, 1999 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
KUI |
Kuiper, G.P., Schilt, van den Bos, W., and van Gent |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
17121+4540 |
KUI 79 |
AB |
2002 |
197 |
196 |
0.7 |
10.02 |
10.25 |
K5 |
NODP |
171207.62+454011.4 |
17121+4540 |
KUI 79 |
AB |
2007 |
198 |
264 |
1.0 |
10.02 |
10.25 |
K5 |
NODP |
171207.62+454011.4 |
17121+4540 |
KUI 79 |
AB |
2008 |
200 |
255 |
1.0 |
10.02 |
10.25 |
K5 |
NODP |
171207.62+454011.4 |
17121+4540 |
KUI 79 |
AB |
2010 |
202 |
240 |
1.1 |
10.02 |
10.25 |
K5 |
NODP |
171207.62+454011.4 |
17121+4540 |
KUI 79 |
AB |
2011 |
214 |
232 |
1.1 |
10.02 |
10.25 |
K5 |
NO P |
171207.78+453957.6 |
17121+4540 |
KUI 79 |
AB |
2016 |
220 |
146 |
0.3 |
10.02 |
10.25 |
K5 |
NO P |
171207.78+453957.6 |
17121+4540 |
KUI 79 |
AB |
2018 |
229 |
289 |
0.7 |
10.02 |
10.25 |
K5 |
NO P |
171207.78+453957.6 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 17121+4540 KUI 79 AB (HD 155876) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 17121+4540 KUI 79 AB (HD 155876) : MEASURES
No records found.
WDS 17121+4540 (HD 155876) : 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 17121+4540 (HD 155876) : ALADIN DSS IMAGE @ 17h 12m 07.78s +45° 39' 57.6"
WDS 17121+4540 KUI 79 AB (HD 155876) : 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 |
|
17121+4540 |
KUI 79 |
AB |
289 |
0.7 |
|
Show |
|
17121+4540 |
KUI 79 |
AB,C |
343 |
157.4 |
|
Show |
|
17117+4533 |
DAM 975 |
|
198 |
2.7 |
9 |
Show |
|
17110+4457 |
DAM 955 |
|
53 |
6.9 |
45 |
Show |
|
17171+4540 |
DVG 2 |
|
256 |
22.6 |
53 |
Show |
|
17073+4604 |
COU1773 |
|
23 |
0.9 |
57 |
Show |
|
17178+4535 |
STF2152 |
|
237 |
2.0 |
60 |
Show |
|
17150+4441 |
TDT 288 |
|
175 |
0.6 |
67 |
Show |
|
17105+4645 |
A 1645 |
|
37 |
0.2 |
68 |
Show |
|
17153+4439 |
POP 131 |
AB |
137 |
3.8 |
70 |
Show |
|
17153+4439 |
POP 131 |
AC |
322 |
27.5 |
70 |
Show |
|
17153+4439 |
POP 131 |
AD |
102 |
20.1 |
70 |
Show |
|
17113+4650 |
DAM 968 |
|
333 |
4.6 |
71 |
Show |
|
17060+4616 |
TDT 212 |
|
132 |
1.2 |
74 |
Show |
|
17165+4642 |
KPP3314 |
|
272 |
2.9 |
78 |
Show |
|
17164+4643 |
HDS2442 |
|
52 |
0.6 |
78 |
Show |
|
17084+4656 |
SLE 80 |
|
294 |
15.0 |
86 |
Show |
|
17214+4552 |
BRT 343 |
|
213 |
4.5 |
98 |
Show |
|
17212+4609 |
KPP4035 |
|
324 |
5.6 |
100 |
Show |
|
17043+4445 |
COU1593 |
|
191 |
0.6 |
100 |
Show |
|
17109+4357 |
ES 1412 |
|
134 |
3.6 |
105 |
Show |
|
17023+4523 |
CVR1688 |
|
202 |
3.0 |
105 |
Show |
|
17089+4720 |
UC 3299 |
|
315 |
55.9 |
105 |
Show |
|
17198+4434 |
UC 3325 |
|
104 |
45.0 |
106 |
Show |
|
17051+4658 |
STT 323 |
|
79 |
11.4 |
107 |
Show |
|
17067+4408 |
SHN 218 |
|
37 |
0.4 |
108 |
Show |
|
17172+4404 |
KPP1440 |
|
272 |
10.8 |
111 |
Show |
|
17020+4507 |
GRV1224 |
|
350 |
11.0 |
112 |
Show |
|
17029+4643 |
BEM9010 |
|
56 |
20.9 |
115 |
Show |
|
17078+4727 |
A 1644 |
|
212 |
2.3 |
117 |
Show |
|
17190+4408 |
STF2154 |
AB |
253 |
2.0 |
118 |
Show |
|
17190+4408 |
PRU 4 |
AC |
182 |
0.9 |
118 |
Show |
|
17033+4427 |
SKF2733 |
|
195 |
1.3 |
119 |
Show |
|
17010+4616 |
ES 1255 |
|
49 |
7.7 |
122 |
Show |
|
17230+4625 |
UC 3334 |
|
28 |
14.9 |
122 |
Show |
|
17087+4738 |
HDS2420 |
|
276 |
0.2 |
124 |
Show |
|
17229+4440 |
CVR1699 |
|
79 |
4.8 |
129 |
Show |
|
16598+4553 |
KPP 385 |
|
219 |
4.8 |
131 |
Show |
|
17145+4331 |
HDS2437 |
|
32 |
0.4 |
132 |
Show |
|
17188+4734 |
UC 3321 |
|
216 |
30.6 |
133 |
Show |
|
16593+4613 |
CVR1686 |
|
90 |
4.6 |
139 |
Show |
|
17095+4324 |
CVR1695 |
|
90 |
3.8 |
139 |
Show |
|
17123+4315 |
BRT 342 |
|
4 |
2.7 |
145 |
Show |
|
17119+4316 |
KPP3313 |
|
188 |
2.1 |
145 |
Show |
|
17061+4329 |
WFC 186 |
|
15 |
18.4 |
147 |
Show |
|
17231+4713 |
TDT 330 |
|
52 |
0.9 |
147 |
Show |
|
17205+4739 |
A 2088 |
|
8 |
0.3 |
148 |
Show |
|
17091+4315 |
DAM 903 |
|
14 |
4.1 |
149 |
Show |
|
17259+4505 |
BVD 251 |
|
216 |
17.2 |
150 |
Show |
|
16579+4523 |
ES 1254 |
|
134 |
5.0 |
150 |
Show |
|
17149+4311 |
LDS4731 |
|
61 |
14.8 |
151 |
|
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WDS 17121+4540 : COMPONENTS
|
A |
B |
B |
pa=296.7°
sep=0.49"
| |
C |
pa=347.9°
sep=153.87"
| pa=348.0°
sep=153.57"
|
17121+4540 A
Name |
HD 155876 |
|
Coord arcsec 2000 |
171207.78+453957.6 |
|
Mag |
10.02 |
|
Spectral class |
M3V (red) |
|
PmRA |
22.00 |
|
PmDE |
-162.0 |
|
HIP |
84140 |
|
Tycho2 |
3501-01952-1 |
|
HD |
155876 |
|
BD |
BD+45 2505 |
|
Tycho2 |
3501-01952-1 |
|
Pflag |
|
|
RAmdeg |
258.03260683 |
|
DEmdeg |
45.66606451 |
|
PmRA |
252.6 |
|
PmDE |
-1571.8 |
|
E RAmdeg |
20 |
|
E DEmdeg |
18 |
|
E pmRA |
1.2 |
|
E pmDE |
1.2 |
|
EpRAm |
1988.92 |
|
EpDEm |
1989.28 |
|
Num |
4 |
|
Q RAmdeg |
2.5 |
|
Q DEmdeg |
2.7 |
|
Q pmRA |
2.6 |
|
Q pmDE |
2.7 |
|
BTmag |
11.223 |
|
E BTmag |
0.059 |
|
VTmag |
9.594 |
|
E VTmag |
0.023 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
84140 |
|
CCDM |
AB |
|
RAdeg |
258.03176222 |
|
DEdeg |
45.66971056 |
|
EpRA 1990 |
1.59 |
|
EpDE 1990 |
1.65 |
|
E RAdeg |
20.3 |
|
E DEdeg |
18.1 |
|
Posflg |
P |
|
Corr |
-0.1 |
|
Catalog |
H |
|
HIP |
84140 |
|
Proxy |
H |
|
RAhms |
17 12 07.62 |
|
DEdms |
+45 40 11.4 |
|
Vmag |
9.31 |
|
VarFlag |
|
|
R Vmag |
H |
|
RAdeg |
258.032 |
|
DEdeg |
45.6698 |
|
AstroRef |
A |
|
Plx |
158.17 |
|
CCDM |
17121+4540 |
|
N CCDM |
I |
|
Nsys |
1 |
|
Ncomp |
2 |
|
MultFlag |
C |
|
Source |
|
|
Qual |
C |
|
M HIP |
AB |
|
Theta |
331 |
|
Rho |
0.382 |
|
HD |
155876 |
|
BD |
BD+45 2505 |
|
CD |
|
|
CP |
|
|
Dm number |
+45 2505 |
|
VIred |
1.98 |
|
SpType |
K5 |
|
R SpType |
|
|
Coord arcsec 2000 |
171207.62+454011.4 |
|
HIP |
84140 |
|
Sn |
15 |
|
So |
3 |
|
Nc |
2 |
|
RArad |
4.5035036675 |
|
DErad |
0.7970891228 |
|
Plx |
167.29 |
|
PmRA |
348.59 |
|
PmDE |
-1624.84 |
|
E RArad |
4.01 |
|
E DErad |
5.18 |
|
E Plx |
5.02 |
|
E pmRA |
5.68 |
|
E pmDE |
6.8 |
|
Hpmag |
9.3753 |
|
E Hpmag |
0.0022 |
|
SHp |
0.019 |
|
VA |
0 |
|
BV |
1.485 |
|
E BV |
0.028 |
|
VI |
1.98 |
|
Ccdm |
17121+4540 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
1.85 |
|
DDEs |
-1.0 |
|
R dRAs |
10 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
3 |
|
Vmag |
10.1 |
|
Sp |
K5 |
|
PmNote |
* |
|
PmRA |
241 |
|
PmDE |
-1567 |
|
Dm number |
+45 2505 |
|
Cat1 |
BD |
|
Name2 |
+45 1333 |
|
Cat2 |
AGK2/3 |
|
HD |
155876 |
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
17092N4551A |
|
HIC |
84140 |
|
17121+4540 B
Coord arcsec 2000 |
171207.74+453957.8 |
|
Mag |
10.25 |
|
Calc delta mag |
0.23 |
|
Calc coord |
yes |
|
Ccdm |
17121+4540 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
* |
|
Note2 |
|
|
Discov num |
KUI 79 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
1934 |
|
Theta |
|
|
Rho |
|
|
Obs |
99 |
|
Vmag |
10.6 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
17092N4551B |
|
HIC |
84140 |
|
17121+4540 C
Coord arcsec 2000 |
171204.69+454228.0 |
|
Mag |
13.3 |
|
PmRA |
0.00 |
|
PmDE |
0.0 |
|
Calc delta mag |
3.28 |
|
Calc coord |
yes |
|
Ccdm |
17121+4540 |
|
RComp |
|
|
Comp |
C |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
KUI 79 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
1937 |
|
Theta |
320 |
|
Rho |
41.4 |
|
Obs |
4 |
|
Vmag |
14.2 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
17092N4551C |
|
HIC |
|
|