16118+3626 WRH 21 (HD 145849)
16h 11m 48.06s +36° 25' 30.6" P.A. 66.00 sep 0.1 mag 5.63, Sp K3III dist. 207.04 pc (675.36 l.y.)
Coord 2000 |
16118+3626 |
|
Discov num |
WRH 21 |
|
Comp |
|
|
Coord arcsec 2000 |
16 11 48.06 +36 25 30.6 |
|
Date first |
1937 |
|
Date last |
1963 |
|
Obs |
3 |
|
Pa first |
121 |
|
Pa last |
65.8 |
|
P.A. Now (θ) |
65.8° |
|
Sep first |
0.1 |
|
Sep last |
0.09 |
|
Sep. Now (ρ) |
0.09" |
|
Mag pri |
5.63 |
|
Mag sec |
|
|
delta mag (ΔM) |
|
|
Spectral class |
K3III (yellow-orange) |
|
Pri motion ra |
-012 |
|
Sec motion ra |
|
|
Pri motion dec |
-031 |
|
Sec motion dec |
|
|
Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 145849 |
|
Constellation |
Corona Borealis |
|
SAO |
65132 |
|
HIP |
79358 |
|
Tycho2 |
2579-02072-1 |
|
Gaia DR2 |
1330195012735726208 |
|
HD |
145849 |
|
HR |
6046 |
|
GC |
21800 |
|
BD |
BD+36 2706 |
|
Distance |
207.04 |
|
Distance ly |
675.36 |
|
ORBITAL ELEMENTS
Period (P) | 2200.77d (6.03y) | |
Periastron (T) | 50760.4d (1997.853y) | |
Semi-major axis (a) | 9.69m | ± 0.85 |
Eccentricity (e) | 0.6797 | |
Inclination (i) | 91.4° | ± 9.7 |
Longitude of periastron (ω) | 9.73° | |
Node (Ω) | 50.5° | ± 6.6 |
Notes | n | |
Reference | Trr2007b | |
Equinox | | |
Last observation | 1993 | |
Grade | 9 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000-01-01 |
230.6 |
0.015 |
2001-01-01 |
230.2 |
0.016 |
2002-01-01 |
229.7 |
0.013 |
2003-01-01 |
228.4 |
0.006 |
2004-01-01 |
48.4 |
0.002 |
2005-01-01 |
231.2 |
0.010 |
2006-01-01 |
230.6 |
0.015 |
2007-01-01 |
230.2 |
0.016 |
2008-01-01 |
229.8 |
0.013 |
2009-01-01 |
228.5 |
0.006 |
2010-01-01 |
48.9 |
0.002 |
2011-01-01 |
231.3 |
0.010 |
2012-01-01 |
230.6 |
0.015 |
2013-01-01 |
230.2 |
0.016 |
2014-01-01 |
229.8 |
0.013 |
2015-01-01 |
228.6 |
0.006 |
2016-01-01 |
49.4 |
0.003 |
2017-01-01 |
231.3 |
0.010 |
2018-01-01 |
230.6 |
0.015 |
2019-01-01 |
230.2 |
0.016 |
2020-01-01 |
229.8 |
0.013 |
2021-01-01 |
228.7 |
0.006 |
2022-01-01 |
49.7 |
0.003 |
2023-01-01 |
231.3 |
0.009 |
2024-01-01 |
230.6 |
0.015 |
2025-01-01 |
230.2 |
0.016 |
2026-01-01 |
229.8 |
0.013 |
2027-01-01 |
228.7 |
0.007 |
2028-01-01 |
50.0 |
0.003 |
2029-01-01 |
231.3 |
0.009 |
2030-01-01 |
230.7 |
0.015 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
WDS 16118+3626 WRH 21 (HD 145849) : NOTES
discov_num |
notes |
refcode |
WRH 21 |
A long-period spectroscopic binary. |
|
|
1983.3098: Very poor atmospheric conditions. |
Bag1984a |
|
Torres (2007) incorporates Hipparcos intermediate data with |
Trr2007b |
|
spectroscopic results to derive orbit. P, e, omega, and T are adopted |
|
|
from the spectroscopic solution of Scarfe et al. (2007). Resulting |
Scf2007 |
|
masses are 1.38 +0.09/-0.03 and 1.36 +0.07/-0.02 Msun. |
|
REFERENCES
refcode |
metd |
author |
reference |
Bag1984a |
S j |
Balega, Y.Y. & Ryadchenko, V.P. |
1984SvAL...10...95B |
Bag1984a |
|
SvAL 10, 95, 1984 |
|
Scf2007 |
- |
Scarfe, C.D., Griffin, R.F., & Griffin, R.E.M. |
2007MNRAS.376.1671S |
Scf2007 |
|
MNRAS 376, 1671, 2007 |
|
Trr2007b |
orb - |
Torres, G. |
2007AJ....134.1916T |
Trr2007b |
|
AJ 134, 1916, 2007 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
WRH |
Wilson, R.H. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
16118+3626 |
WRH 21 |
|
1963 |
3 |
66 |
0.1 |
5.63 |
|
K3III |
N |
161148.06+362530.6 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 16118+3626 WRH 21 (HD 145849) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 16118+3626 WRH 21 (HD 145849) : MEASURES
No records found.
WDS 16118+3626 (HD 145849) : 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 16118+3626 (HD 145849) : ALADIN DSS IMAGE @ 16h 11m 48.06s +36° 25' 30.6"
WDS 16118+3626 WRH 21 (HD 145849) : 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 |
|
16118+3626 |
WRH 21 |
|
66 |
0.1 |
|
Show |
|
16133+3617 |
KPP3988 |
|
48 |
2.6 |
20 |
Show |
|
16109+3604 |
HJ 583 |
|
147 |
2.7 |
24 |
Show |
|
16090+3629 |
BU 1087 |
|
206 |
1.7 |
35 |
Show |
|
16088+3635 |
DVG 1 |
|
342 |
17.1 |
38 |
Show |
|
16090+3643 |
KPP3984 |
AB |
51 |
3.7 |
39 |
Show |
|
16118+3725 |
HJ 260 |
|
27 |
19.8 |
60 |
Show |
|
16076+3547 |
HJ 259 |
|
155 |
35.1 |
64 |
Show |
|
16074+3548 |
ALI 370 |
|
147 |
13.0 |
65 |
Show |
|
16157+3538 |
HJ 585 |
AB |
320 |
8.7 |
67 |
Show |
|
16157+3538 |
HJ 585 |
AC |
193 |
31.9 |
67 |
Show |
|
16090+3730 |
TDS9774 |
|
210 |
0.7 |
73 |
Show |
|
16072+3536 |
KPP2512 |
|
296 |
22.6 |
75 |
Show |
|
16117+3507 |
GRV 924 |
|
307 |
10.4 |
79 |
Show |
|
16140+3510 |
POP 103 |
|
52 |
3.9 |
80 |
Show |
|
16103+3506 |
TDS9780 |
|
47 |
0.9 |
82 |
Show |
|
16044+3625 |
HDS2268 |
|
191 |
0.4 |
90 |
Show |
|
16193+3612 |
KPP3996 |
|
314 |
2.0 |
92 |
Show |
|
16071+3507 |
HJ 582 |
|
232 |
22.3 |
96 |
Show |
|
16120+3803 |
LDS4649 |
|
69 |
154.8 |
97 |
Show |
|
16089+3758 |
COU1276 |
|
53 |
3.3 |
99 |
Show |
|
16148+3801 |
LDS4657 |
|
297 |
9.1 |
102 |
Show |
|
16199+3600 |
COU 981 |
|
132 |
1.1 |
102 |
Show |
|
16033+3638 |
BAG 52 |
|
84 |
0.0 |
103 |
Show |
|
16118+3442 |
CVR 182 |
|
85 |
44.8 |
104 |
Show |
|
16073+3458 |
CBL 502 |
|
169 |
67.1 |
104 |
Show |
|
16205+3640 |
WAA 47 |
|
82 |
1.6 |
106 |
Show |
|
16202+3557 |
SLW1172 |
|
2 |
157.3 |
106 |
Show |
|
16037+3709 |
UC 3111 |
|
15 |
9.5 |
107 |
Show |
|
16124+3812 |
SKF 219 |
|
37 |
4.0 |
108 |
Show |
|
16027+3617 |
KPP3978 |
|
130 |
2.2 |
111 |
Show |
|
16152+3443 |
HDS2298 |
|
165 |
0.4 |
111 |
Show |
|
16059+3500 |
LEP 77 |
|
233 |
42.6 |
112 |
Show |
|
16028+3705 |
HJ 580 |
|
7 |
40.7 |
115 |
Show |
|
16083+3814 |
LDS4644 |
|
77 |
117.0 |
117 |
Show |
|
16024+3554 |
TDS 797 |
|
86 |
0.9 |
118 |
Show |
|
16216+3631 |
COU 982 |
|
247 |
0.4 |
119 |
Show |
|
16173+3804 |
KPP 364 |
|
342 |
3.5 |
119 |
Show |
|
16118+3424 |
STT 306 |
|
2 |
0.2 |
122 |
Show |
|
16020+3727 |
SHN 209 |
|
-1 |
0.2 |
133 |
Show |
|
16013+3714 |
SKF 240 |
|
79 |
1.9 |
136 |
Show |
|
16220+3524 |
CVR 185 |
|
357 |
25.9 |
138 |
Show |
|
16231+3650 |
LDS4662 |
|
72 |
54.9 |
139 |
Show |
|
16001+3625 |
COU1138 |
|
340 |
0.2 |
142 |
Show |
|
16000+3650 |
VKI 23 |
|
353 |
4.5 |
144 |
Show |
|
15596+3618 |
TDS9715 |
|
121 |
2.4 |
148 |
Show |
|
16072+3407 |
TDS9764 |
|
50 |
0.4 |
150 |
Show |
|
16242+3616 |
CVR1665 |
|
107 |
4.2 |
150 |
Show |
|
16147+3854 |
HJ 2801 |
|
211 |
31.1 |
153 |
Show |
|
16067+3406 |
DEA 55 |
|
297 |
15.4 |
153 |
Show |
|
16242+3702 |
STF2044 |
|
340 |
8.4 |
154 |
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WDS 16118+3626 : COMPONENTS
16118+3626 A
Componente originario normalizzato |
AB |
|
Name |
HD 145849 |
|
Coord arcsec 2000 |
161148.06+362530.6 |
|
Mag |
5.63 |
|
Spectral class |
K3III (yellow-orange) |
|
PmRA |
-12.00 |
|
PmDE |
-31.0 |
|
SAO |
65132 |
|
HIP |
79358 |
|
Tycho2 |
2579-02072-1 |
|
HD |
145849 |
|
HR |
6046 |
|
GC |
21800 |
|
BD |
BD+36 2706 |
|
Tycho2 |
2579-02072-1 |
|
Pflag |
|
|
RAmdeg |
242.95021648 |
|
DEmdeg |
36.42508892 |
|
PmRA |
-13.3 |
|
PmDE |
-30.8 |
|
E RAmdeg |
4 |
|
E DEmdeg |
4 |
|
E pmRA |
1.4 |
|
E pmDE |
1.4 |
|
EpRAm |
1991.51 |
|
EpDEm |
1991.53 |
|
Num |
12 |
|
Q RAmdeg |
1.8 |
|
Q DEmdeg |
1.2 |
|
Q pmRA |
1.8 |
|
Q pmDE |
1.2 |
|
BTmag |
7.400 |
|
E BTmag |
0.015 |
|
VTmag |
5.772 |
|
E VTmag |
0.009 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
79358 |
|
CCDM |
|
|
RAdeg |
242.95025444 |
|
DEdeg |
36.42516000 |
|
EpRA 1990 |
1.73 |
|
EpDE 1990 |
1.68 |
|
E RAdeg |
3.7 |
|
E DEdeg |
3.6 |
|
Posflg |
|
|
Corr |
-0.1 |
|
SAO |
65132 |
|
DelFlag |
|
|
RA1950 |
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|
PmRA1950 |
-0.0013 |
|
DE1950 |
|
|
PmDE1950 |
-0.039 |
|
Vmag |
5.7 |
|
SpType |
K5 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
21800 |
|
DM |
BD+36 2706 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
145849 |
|
M HD |
0 |
|
GC |
21800 |
|
RA1950rad |
4.23229524 |
|
DE1950rad |
0.63796982 |
|
PmRA2000 |
-0.001 |
|
PmDE2000 |
-0.036 |
|
Catalog |
H |
|
HIP |
79358 |
|
Proxy |
|
|
RAhms |
16 11 48.06 |
|
DEdms |
+36 25 30.6 |
|
Vmag |
5.62 |
|
VarFlag |
|
|
R Vmag |
H |
|
RAdeg |
242.95 |
|
DEdeg |
36.4252 |
|
AstroRef |
|
|
Plx |
5.34 |
|
CCDM |
16118+3626 |
|
N CCDM |
I |
|
Nsys |
1 |
|
Ncomp |
1 |
|
MultFlag |
G |
|
Source |
|
|
Qual |
|
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
145849 |
|
BD |
BD+36 2706 |
|
CD |
|
|
CP |
|
|
Dm number |
+36 2706 |
|
VIred |
1.3 |
|
SpType |
K3III SB |
|
R SpType |
|
|
Coord arcsec 2000 |
161148.06+362530.6 |
|
HIP |
79358 |
|
Sn |
1 |
|
So |
1 |
|
Nc |
1 |
|
RArad |
4.2402818548 |
|
DErad |
0.635739018 |
|
Plx |
4.83 |
|
PmRA |
-11.09 |
|
PmDE |
-29.82 |
|
E RArad |
0.62 |
|
E DErad |
0.58 |
|
E Plx |
0.78 |
|
E pmRA |
0.7 |
|
E pmDE |
0.72 |
|
Hpmag |
5.7748 |
|
E Hpmag |
0.0006 |
|
SHp |
0.007 |
|
VA |
0 |
|
BV |
1.352 |
|
E BV |
0.005 |
|
VI |
1.32 |
|
Ccdm |
16118+3626 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
0.06 |
|
DDEs |
-29.9 |
|
R dRAs |
10 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
2 |
|
Vmag |
5.7 |
|
Sp |
K5 |
|
PmNote |
* |
|
PmRA |
-14 |
|
PmDE |
-34 |
|
Dm number |
+36 2706 |
|
Cat1 |
BD |
|
Name2 |
+36 1408 |
|
Cat2 |
AGK2/3 |
|
HD |
145849 |
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
16082N3641A |
|
HIC |
79358 |
|
16118+3626 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
161148.07+362530.6 |
|
Calc delta mag |
5.63 |
|
Calc coord |
yes |
|
Ccdm |
16118+3626 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
WRH 21 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
1940 |
|
Theta |
311 |
|
Rho |
0.1 |
|
Obs |
2 |
|
Vmag |
|
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
N |
|
N IDS |
|
|
IDS |
16082N3641B |
|
HIC |
79358 |
|