11425+2355 COU 390 (HD 101728)
11h 42m 30.32s +23° 54' 22.9" P.A. 102.00 sep 0.4 mag 9.27,11.66 Sp G5 dist. 45.72 pc (149.14 l.y.)
Coord 2000 |
11425+2355 |
|
Discov num |
COU 390 |
|
Comp |
|
|
Coord arcsec 2000 |
11 42 30.32 +23 54 22.9 |
|
Date first |
1969 |
|
Date last |
2018 |
|
Obs |
17 |
|
Pa first |
161 |
|
Pa last |
102.1 |
|
P.A. Now (θ) |
102.1° |
|
Sep first |
0.8 |
|
Sep last |
0.41 |
|
Sep. Now (ρ) |
0.41" |
|
Mag pri |
9.27 |
|
Mag sec |
11.66 |
|
delta mag (ΔM) |
2.39 |
|
Spectral class |
G5 (yellow) |
|
Pri motion ra |
+058 |
|
Sec motion ra |
|
|
Pri motion dec |
+085 |
|
Sec motion dec |
|
|
Notes |
O
(Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 101728 |
|
Constellation |
Leo |
|
SAO |
81950 |
|
HIP |
57112 |
|
Tycho2 |
1982-01889-1 |
|
Gaia DR2 |
4004906065484563200 |
|
HD |
101728 |
|
BD |
BD+24 2384 |
|
Distance |
45.72 |
|
Distance ly |
149.14 |
|
ORBITAL ELEMENTS
Period (P) | 92.75y | ± 5.57 |
Periastron (T) | 2007.86y | ± 0.28 |
Semi-major axis (a) | 0.5498a | ± 0.0168 |
Eccentricity (e) | 0.786 | ± 0.014 |
Inclination (i) | 43.6° | ± 3.2 |
Longitude of periastron (ω) | 100.9° | ± 2.7 |
Node (Ω) | 231.4° | ± 3.2 |
Notes | | |
Reference | Tok2016e | |
Equinox | 2000 | |
Last observation | | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
209.1 |
0.403 |
2001 |
212.6 |
0.374 |
2002 |
216.6 |
0.342 |
2003 |
221.6 |
0.306 |
2004 |
228.1 |
0.266 |
2005 |
237.1 |
0.218 |
2006 |
251.7 |
0.164 |
2007 |
282.1 |
0.107 |
2008 |
345.8 |
0.089 |
2009 |
31.4 |
0.135 |
2010 |
52.2 |
0.185 |
2011 |
64.6 |
0.227 |
2012 |
73.4 |
0.262 |
2013 |
80.2 |
0.293 |
2014 |
85.8 |
0.320 |
2015 |
90.5 |
0.345 |
2016 |
94.7 |
0.367 |
2017 |
98.3 |
0.388 |
2018 |
101.7 |
0.408 |
2019 |
104.7 |
0.427 |
2020 |
107.4 |
0.444 |
2021 |
110.0 |
0.461 |
2022 |
112.4 |
0.476 |
2023 |
114.7 |
0.491 |
2024 |
116.8 |
0.505 |
2025 |
118.8 |
0.519 |
2026 |
120.7 |
0.532 |
2027 |
122.5 |
0.545 |
2028 |
124.2 |
0.557 |
2029 |
125.9 |
0.568 |
2030 |
127.5 |
0.579 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
WDS 11425+2355 COU 390 (HD 101728) : NOTES
No records found.
REFERENCES
refcode |
metd |
author |
reference |
Tok2016e |
orb - |
Tokovinin, A. |
2016AJ....152..138T |
Tok2016e |
|
AJ 152, 138, 2016 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
COU |
Couteau, P. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
11425+2355 |
COU 390 |
|
2000 |
11 |
206 |
0.5 |
9.27 |
11.66 |
G5 |
|
114230.32+235422.9 |
11425+2355 |
COU 390 |
|
2013 |
12 |
262 |
0.3 |
9.27 |
11.66 |
G5 |
|
114230.32+235422.9 |
11425+2355 |
COU 390 |
|
2015 |
13 |
91 |
0.3 |
9.27 |
11.66 |
G5 |
|
114230.32+235422.9 |
11425+2355 |
COU 390 |
|
2016 |
14 |
95 |
0.4 |
9.27 |
11.66 |
G5 |
O |
114230.32+235422.9 |
11425+2355 |
COU 390 |
|
2018 |
15 |
102 |
0.4 |
9.27 |
11.66 |
G5 |
O |
114230.32+235422.9 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 11425+2355 COU 390 (HD 101728) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 11425+2355 COU 390 (HD 101728) : MEASURES
No records found.
WDS 11425+2355 (HD 101728) : 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 11425+2355 (HD 101728) : ALADIN DSS IMAGE @ 11h 42m 30.32s +23° 54' 22.9"
WDS 11425+2355 COU 390 (HD 101728) : 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 |
|
11425+2355 |
COU 390 |
|
102 |
0.4 |
|
Show |
|
11421+2351 |
POU3109 |
|
228 |
5.5 |
7 |
Show |
|
11438+2401 |
A 679 |
|
92 |
5.5 |
19 |
Show |
|
11449+2346 |
POU3112 |
|
318 |
22.2 |
31 |
Show |
|
11438+2423 |
HJ 509 |
|
298 |
11.1 |
34 |
Show |
|
11436+2442 |
LDS4138 |
|
233 |
3.7 |
50 |
Show |
|
11423+2302 |
LDS 926 |
|
22 |
105.1 |
53 |
Show |
|
11387+2344 |
LDS 923 |
|
196 |
18.4 |
54 |
Show |
|
11434+2245 |
HJ 2581 |
|
78 |
3.0 |
71 |
Show |
|
11421+2507 |
LDS4136 |
|
137 |
10.8 |
72 |
Show |
|
11394+2453 |
SLW 626 |
|
211 |
8.7 |
72 |
Show |
|
11480+2357 |
CBL 359 |
|
173 |
52.1 |
76 |
Show |
|
11442+2513 |
STT 239 |
|
32 |
36.4 |
83 |
Show |
|
11434+2518 |
RAO 576 |
|
111 |
0.5 |
85 |
Show |
|
11360+2346 |
POU3107 |
|
277 |
8.6 |
90 |
Show |
|
11395+2518 |
A 678 |
|
226 |
1.2 |
94 |
Show |
|
11494+2405 |
KPP2442 |
|
312 |
21.4 |
95 |
Show |
|
11374+2245 |
POU3108 |
|
271 |
8.8 |
100 |
Show |
|
11466+2231 |
KER 2 |
Aa,Ab |
209 |
0.3 |
101 |
Show |
|
11466+2231 |
ALP 17 |
AB |
88 |
21.1 |
101 |
Show |
|
11358+2437 |
TOK 895 |
|
205 |
0.3 |
101 |
Show |
|
11416+2211 |
KPP2632 |
|
201 |
24.4 |
104 |
Show |
|
11365+2502 |
HDS1645 |
|
328 |
0.2 |
107 |
Show |
|
11486+2237 |
POU3113 |
|
110 |
4.2 |
115 |
Show |
|
11427+2551 |
SLW 634 |
|
302 |
14.7 |
117 |
Show |
|
11342+2326 |
SLW 617 |
|
346 |
153.3 |
119 |
Show |
|
11484+2532 |
RAO 267 |
|
72 |
3.1 |
127 |
Show |
|
11517+2344 |
COU 391 |
|
301 |
0.3 |
127 |
Show |
|
11512+2310 |
POU3114 |
|
246 |
13.2 |
128 |
Show |
|
11503+2506 |
SLE 888 |
|
97 |
11.2 |
129 |
Show |
|
11329+2408 |
POU3105 |
|
208 |
3.4 |
134 |
Show |
|
11503+2519 |
LDS 928 |
|
72 |
36.8 |
136 |
Show |
|
11511+2245 |
HDS1671 |
|
69 |
0.6 |
138 |
Show |
|
11326+2419 |
STF1549 |
|
113 |
12.8 |
138 |
Show |
|
11402+2609 |
HDS1652 |
|
264 |
0.5 |
139 |
Show |
|
11505+2532 |
SLN 22 |
|
129 |
6.4 |
147 |
Show |
|
11354+2544 |
KPP2189 |
|
217 |
18.0 |
147 |
Show |
|
11520+2248 |
POU3115 |
|
298 |
3.2 |
147 |
Show |
|
11336+2225 |
HJ 2576 |
|
156 |
12.1 |
152 |
Show |
|
11315+2349 |
POU3103 |
|
57 |
9.5 |
152 |
Show |
|
11525+2243 |
TDS8089 |
|
100 |
0.4 |
156 |
Show |
|
11525+2240 |
POU3116 |
|
37 |
15.1 |
157 |
Show |
|
11527+2521 |
SLE 892 |
|
8 |
3.8 |
165 |
Show |
|
11516+2207 |
CHR 35 |
|
143 |
0.2 |
165 |
Show |
|
11541+2441 |
HJ 512 |
AB |
151 |
25.5 |
166 |
Show |
|
11541+2441 |
HJ 512 |
AC |
339 |
23.3 |
166 |
Show |
|
11323+2527 |
TDS7912 |
AB |
131 |
0.2 |
167 |
Show |
|
11323+2527 |
GII 83 |
AC |
172 |
1.1 |
167 |
Show |
|
11367+2128 |
STF1558 |
AB |
168 |
1.3 |
167 |
Show |
|
11367+2128 |
STF1558 |
AB,C |
276 |
43.3 |
167 |
Show |
|
11367+2128 |
GII 95 |
Aa,Ab |
120 |
0.3 |
167 |
|
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WDS 11425+2355 : COMPONENTS
11425+2355 A
Componente originario normalizzato |
AB |
|
Name |
HD 101728 |
|
Coord arcsec 2000 |
114230.32+235422.9 |
|
Mag |
9.27 |
|
Spectral class |
G5 (yellow) |
|
PmRA |
58.00 |
|
PmDE |
85.0 |
|
SAO |
81950 |
|
HIP |
57112 |
|
Tycho2 |
1982-01889-1 |
|
HD |
101728 |
|
BD |
BD+24 2384 |
|
Tycho2 |
1982-01889-1 |
|
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 |
10.096 |
|
E BTmag |
0.035 |
|
VTmag |
9.163 |
|
E VTmag |
0.024 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
57112 |
|
CCDM |
AB |
|
RAdeg |
175.62635417 |
|
DEdeg |
23.90635833 |
|
EpRA 1990 |
1.65 |
|
EpDE 1990 |
1.66 |
|
E RAdeg |
15.5 |
|
E DEdeg |
17.6 |
|
Posflg |
P |
|
Corr |
0.1 |
|
SAO |
81950 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.0043 |
|
DE1950 |
|
|
PmDE1950 |
0.085 |
|
Vmag |
8.8 |
|
SpType |
G5 |
|
Double code |
|
|
Source |
35 |
|
CatNum |
4341 |
|
DM |
BD+24 2384 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
101728 |
|
M HD |
0 |
|
GC |
|
|
RA1950rad |
3.05388477 |
|
DE1950rad |
0.42206517 |
|
PmRA2000 |
0.0043 |
|
PmDE2000 |
0.089 |
|
Catalog |
H |
|
HIP |
57112 |
|
Proxy |
H |
|
RAhms |
11 42 30.32 |
|
DEdms |
+23 54 22.9 |
|
Vmag |
9.02 |
|
VarFlag |
|
|
R Vmag |
H |
|
RAdeg |
175.626 |
|
DEdeg |
23.9064 |
|
AstroRef |
A |
|
Plx |
23.43 |
|
CCDM |
11425+2354 |
|
N CCDM |
I |
|
Nsys |
1 |
|
Ncomp |
2 |
|
MultFlag |
C |
|
Source |
|
|
Qual |
A |
|
M HIP |
AB |
|
Theta |
189 |
|
Rho |
0.583 |
|
HD |
101728 |
|
BD |
BD+24 2384 |
|
CD |
|
|
CP |
|
|
Dm number |
+24 2384 |
|
VIred |
1.67 |
|
SpType |
G5 |
|
R SpType |
|
|
Coord arcsec 2000 |
114230.32+235422.9 |
|
HIP |
57112 |
|
Sn |
15 |
|
So |
3 |
|
Nc |
2 |
|
RArad |
3.0652580601 |
|
DErad |
0.4172446792 |
|
Plx |
21.87 |
|
PmRA |
63.71 |
|
PmDE |
86.98 |
|
E RArad |
1.21 |
|
E DErad |
1.03 |
|
E Plx |
1.39 |
|
E pmRA |
1.53 |
|
E pmDE |
1.13 |
|
Hpmag |
9.1523 |
|
E Hpmag |
0.0044 |
|
SHp |
0.03 |
|
VA |
0 |
|
BV |
0.794 |
|
E BV |
0.035 |
|
VI |
0.83 |
|
11425+2355 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
114230.35+235422.8 |
|
Mag |
11.66 |
|
Calc delta mag |
2.39 |
|
Calc coord |
yes |
|