21181-2931 LDS 738 AB
21h 18m 05.11s -29° 30' 47.0" P.A. 182.00 sep 27.4 mag 8.30,12.60 Sp G5V dist. 44.96 pc (146.66 l.y.)
Coord 2000 |
21181-2931 |
|
Discov num |
LDS 738 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 18 05.11 -29 30 47.0 |
|
Date first |
1920 |
|
Date last |
2016 |
|
Obs |
8 |
|
Pa first |
180 |
|
Pa last |
181.8 |
|
P.A. Now (θ) |
181.8° |
|
Sep first |
27.0 |
|
Sep last |
27.35 |
|
Sep. Now (ρ) |
27.35" |
|
Mag pri |
8.30 |
|
Mag sec |
12.60 |
|
delta mag (ΔM) |
4.3 |
|
Spectral class |
G5V (yellow) |
|
Pri motion ra |
+056 |
|
Sec motion ra |
+067 |
|
Pri motion dec |
-130 |
|
Sec motion dec |
-045 |
|
Notes |
N
Z
W
(See Notes, Parallax indicates components are physical, ) |
|
rPM=0.606
This double is physical.
21181-2931 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
190207 |
21 18 05 -29 30 47 |
LDS 738 Aa,Ab |
2016 |
2 |
101 |
4.8 |
8.30 |
15.70 |
7.40 |
|
|
Show |
|
190207 |
21 18 05 -29 30 47 |
LDS 738 AB |
2016 |
8 |
182 |
27.4 |
8.30 |
12.60 |
4.30 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Microscopium |
|
SAO |
190207 |
|
HIP |
105156 |
|
Tycho2 |
6949-00566-1 |
|
HD |
202648 |
|
CD |
CD-3018503 |
|
Distance |
44.96 |
|
Distance ly |
146.66 |
|
WDS 21181-2931 LDS 738 AB : NOTES
discov_num |
notes |
refcode |
LDS 738 |
A is PMS star and X-ray source. |
Tok2014d |
REFERENCES
refcode |
metd |
author |
reference |
Tok2014d |
E2 - |
Tokovinin, A. |
2014AJ....147...86T |
Tok2014d |
|
AJ 147, 86, 2014 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
LDS |
Luyten p.m. catalog (from additional DD list) |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
21181-2931 |
LDS 738 |
AB |
2015 |
6 |
180 |
27.5 |
8.55 |
12.70 |
G5V |
N |
211805.11-293047.0 |
21181-2931 |
LDS 738 |
AB |
2016 |
8 |
182 |
27.4 |
8.30 |
12.60 |
G5V |
NZW |
211805.11-293047.0 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 21181-2931 LDS 738 AB : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 21181-2931 LDS 738 AB : MEASURES
No records found.
WDS 21181-2931 : 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 21181-2931 : ALADIN DSS IMAGE @ 21h 18m 05.11s -29° 30' 47.0"
WDS 21181-2931 LDS 738 AB : 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 |
|
21181-2931 |
LDS 738 |
AB |
182 |
27.4 |
|
Show |
|
21181-2931 |
LDS 738 |
Aa,Ab |
101 |
4.8 |
|
Show |
|
21205-2920 |
LDS5921 |
|
91 |
313.7 |
34 |
Show |
|
21149-2921 |
HDS3022 |
|
18 |
0.4 |
43 |
Show |
|
21212-2914 |
FIN 6 |
|
209 |
1.2 |
44 |
Show |
|
21146-2935 |
B 2492 |
|
|
7.2 |
47 |
Show |
|
21192-3018 |
RST2176 |
AB |
246 |
0.8 |
50 |
Show |
|
21192-3018 |
WIS 348 |
AC |
239 |
171.8 |
50 |
Show |
|
21140-2940 |
MET 91 |
|
161 |
1.9 |
54 |
Show |
|
21140-2914 |
RST2173 |
|
11 |
1.3 |
56 |
Show |
|
21169-2836 |
DAW 154 |
|
88 |
1.1 |
57 |
Show |
|
21154-2842 |
LDS4874 |
|
34 |
22.5 |
60 |
Show |
|
21146-2849 |
LDS4872 |
|
276 |
62.7 |
62 |
Show |
|
21194-2831 |
B 523 |
|
212 |
0.8 |
63 |
Show |
|
21218-3014 |
UC 4457 |
|
240 |
34.7 |
65 |
Show |
|
21131-2850 |
BRT3096 |
|
93 |
4.3 |
78 |
Show |
|
21145-3045 |
RSS 556 |
|
24 |
11.8 |
88 |
Show |
|
21161-2802 |
LDS5920 |
|
15 |
52.4 |
92 |
Show |
|
21209-3054 |
HJ 5263 |
|
93 |
27.9 |
92 |
Show |
|
21157-2803 |
BRT3099 |
|
298 |
4.4 |
96 |
Show |
|
21150-3059 |
RSS 557 |
|
339 |
55.4 |
97 |
Show |
|
21111-2858 |
HU 85 |
|
141 |
2.9 |
98 |
Show |
|
21121-3035 |
BU 251 |
|
232 |
1.8 |
101 |
Show |
|
21166-2746 |
BRT3100 |
|
168 |
7.1 |
107 |
Show |
|
21231-2806 |
HDS3047 |
|
103 |
0.1 |
108 |
Show |
|
21251-2831 |
LDS5923 |
|
208 |
33.3 |
111 |
Show |
|
21094-2928 |
B 517 |
|
129 |
4.2 |
115 |
Show |
|
21111-3041 |
HJ 5248 |
|
319 |
5.3 |
115 |
Show |
|
21212-2744 |
HDS3040 |
|
65 |
0.3 |
115 |
Show |
|
21254-3037 |
HJ 3025 |
|
282 |
32.4 |
116 |
Show |
|
21266-2839 |
TDT2970 |
|
278 |
0.6 |
124 |
Show |
|
21137-3121 |
BRT3097 |
AB |
124 |
3.4 |
124 |
Show |
|
21247-3106 |
HJ 5266 |
|
256 |
10.7 |
129 |
Show |
|
21210-2725 |
UC 4451 |
|
203 |
24.7 |
132 |
Show |
|
21090-2829 |
DAW 153 |
|
279 |
3.6 |
135 |
Show |
|
21200-2718 |
BU 252 |
|
88 |
2.1 |
136 |
Show |
|
21214-3140 |
UC 4455 |
|
283 |
11.4 |
137 |
Show |
|
21178-2714 |
STN 54 |
|
238 |
7.1 |
138 |
Show |
|
21136-2725 |
LDS5919 |
|
214 |
219.6 |
138 |
Show |
|
21121-2735 |
HJ 3012 |
|
320 |
25.8 |
140 |
Show |
|
21288-2955 |
RST2178 |
|
229 |
2.6 |
142 |
Show |
|
21076-3011 |
RST2172 |
AB |
310 |
0.8 |
143 |
Show |
|
21076-3011 |
SKF1252 |
AB,C |
288 |
17.6 |
143 |
Show |
|
21265-3111 |
TOK 372 |
|
138 |
0.1 |
149 |
Show |
|
21291-3011 |
RST2179 |
|
344 |
2.2 |
150 |
Show |
|
21064-3002 |
JSP 822 |
|
74 |
0.5 |
155 |
Show |
|
21229-2705 |
I 1441 |
|
159 |
1.8 |
160 |
Show |
|
21162-2651 |
RST2175 |
|
329 |
1.9 |
162 |
Show |
|
21212-3212 |
NSN 492 |
|
320 |
9.3 |
167 |
Show |
|
21140-2650 |
RST2174 |
|
11 |
0.6 |
170 |
Show |
|
21191-3221 |
SKF2098 |
|
27 |
100.8 |
172 |
|
|
WDS 21181-2931 : COMPONENTS
|
A |
Ab |
Ab |
pa=102.8°
sep=4.24"
| |
B |
pa=181.6°
sep=27.35"
| pa=190.5°
sep=26.84"
|
21181-2931 A
Coord arcsec 2000 |
211805.11-293047.0 |
|
Mag |
8.3 |
|
Spectral class |
G5V (yellow) |
|
PmRA |
56.00 |
|
PmDE |
-130.0 |
|
SAO |
190207 |
|
HIP |
105156 |
|
Tycho2 |
6949-00566-1 |
|
HD |
202648 |
|
CD |
CD-3018503 |
|
Tycho2 |
6949-00566-1 |
|
Pflag |
|
|
RAmdeg |
319.52147135 |
|
DEmdeg |
-29.51338215 |
|
PmRA |
54.3 |
|
PmDE |
-136.5 |
|
E RAmdeg |
8 |
|
E DEmdeg |
11 |
|
E pmRA |
1.8 |
|
E pmDE |
1.9 |
|
EpRAm |
1991.63 |
|
EpDEm |
1991.54 |
|
Num |
8 |
|
Q RAmdeg |
0.8 |
|
Q DEmdeg |
0.6 |
|
Q pmRA |
0.8 |
|
Q pmDE |
0.6 |
|
BTmag |
9.300 |
|
E BTmag |
0.021 |
|
VTmag |
8.551 |
|
E VTmag |
0.015 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
105156 |
|
CCDM |
|
|
RAdeg |
319.52133278 |
|
DEdeg |
-29.51307972 |
|
EpRA 1990 |
1.99 |
|
EpDE 1990 |
2.02 |
|
E RAdeg |
7.6 |
|
E DEdeg |
10.6 |
|
Posflg |
|
|
Corr |
-0.1 |
|
SAO |
190207 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.0039 |
|
DE1950 |
|
|
PmDE1950 |
-0.152 |
|
Vmag |
8.1 |
|
SpType |
G5 |
|
Double code |
|
|
Source |
24 |
|
CatNum |
13996 |
|
DM |
CD-3018503 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
202648 |
|
M HD |
0 |
|
GC |
|
|
RA1950rad |
5.56369471 |
|
DE1950rad |
-0.51875058 |
|
PmRA2000 |
0.0039 |
|
PmDE2000 |
-0.155 |
|
Catalog |
H |
|
HIP |
105156 |
|
Proxy |
|
|
RAhms |
21 18 05.11 |
|
DEdms |
-29 30 47.0 |
|
Vmag |
8.47 |
|
VarFlag |
|
|
R Vmag |
H |
|
RAdeg |
319.521 |
|
DEdeg |
-29.5131 |
|
AstroRef |
|
|
Plx |
21.09 |
|
CCDM |
21181-2931 |
|
N CCDM |
I |
|
Nsys |
1 |
|
Ncomp |
1 |
|
MultFlag |
|
|
Source |
|
|
Qual |
|
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
202648 |
|
BD |
|
|
CD |
CD-3018503 |
|
CP |
|
|
Dm number |
-3018503 |
|
VIred |
0.76 |
|
SpType |
G5V |
|
R SpType |
|
|
Coord arcsec 2000 |
211805.11-293047.0 |
|
HIP |
105156 |
|
Sn |
5 |
|
So |
0 |
|
Nc |
1 |
|
RArad |
5.5766988943 |
|
DErad |
-0.5150999107 |
|
Plx |
22.24 |
|
PmRA |
55.06 |
|
PmDE |
-136.29 |
|
E RArad |
1.14 |
|
E DErad |
0.66 |
|
E Plx |
1.12 |
|
E pmRA |
1.14 |
|
E pmDE |
0.5 |
|
Hpmag |
8.608 |
|
E Hpmag |
0.0023 |
|
SHp |
0.016 |
|
VA |
0 |
|
BV |
0.667 |
|
E BV |
0.021 |
|
VI |
0.73 |
|
Ccdm |
21181-2931 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
-0.87 |
|
DDEs |
11.6 |
|
R dRAs |
10 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
2 |
|
Vmag |
8.3 |
|
Sp |
G5 |
|
PmNote |
* |
|
PmRA |
51 |
|
PmDE |
-152 |
|
Dm number |
-3018503 |
|
Cat1 |
CD |
|
Name2 |
190207 |
|
Cat2 |
SAO |
|
HD |
202648 |
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
21121S2956A |
|
HIC |
105156 |
|
21181-2931 Ab
Coord arcsec 2000 |
211805.43-293047.9 |
|
Mag |
15.7 |
|
PmRA |
58.00 |
|
PmDE |
-139.0 |
|
Calc delta mag |
7.4 |
|
Calc coord |
yes |
|
21181-2931 B
Coord arcsec 2000 |
211805.05-293114.3 |
|
Mag |
12.6 |
|
PmRA |
67.00 |
|
PmDE |
-45.0 |
|
Calc delta mag |
4.3 |
|
Calc coord |
yes |
|
Ccdm |
21181-2931 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
LDS 738 |
|
DRAs |
-0.85 |
|
DDEs |
-16.3 |
|
R dRAs |
66 |
|
Year |
|
|
Theta |
S |
|
Rho |
27.0 |
|
Obs |
|
|
Vmag |
12.7 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
21121S2956B |
|
HIC |
|
|