WDS 18138-1847 : COMPONENTS
| |
A |
B |
| B |
pa=122.5°
sep=7.35"
| |
| C |
pa=236.7°
sep=12.99"
| pa=259.4°
sep=17.35"
|
18138-1847 A
| Name |
HD 166934 |
|
Coord arcsec 2000 |
181346.29-184836.4 |
|
Mag |
8.62 |
|
Spectral class |
B2IV/V (blue-white) |
|
| PmRA |
-4.00 |
|
PmDE |
1.0 |
|
Tycho2 |
6272-00706-1 |
|
HD |
166934 |
|
| Tycho2 |
6272-00706-1 |
|
Pflag |
|
|
RAmdeg |
273.44291250 |
|
DEmdeg |
-18.81012323 |
|
| PmRA |
-5.7 |
|
PmDE |
0.5 |
|
E RAmdeg |
9 |
|
E DEmdeg |
11 |
|
| E pmRA |
2.1 |
|
E pmDE |
2.1 |
|
EpRAm |
1991.50 |
|
EpDEm |
1991.44 |
|
| Num |
4 |
|
Q RAmdeg |
1.1 |
|
Q DEmdeg |
0.3 |
|
Q pmRA |
1.0 |
|
| Q pmDE |
0.3 |
|
BTmag |
8.898 |
|
E BTmag |
0.020 |
|
VTmag |
8.625 |
|
| E VTmag |
0.018 |
|
Prox |
77 |
|
TYC |
T |
|
HIP |
|
|
| CCDM |
|
|
RAdeg |
273.44292611 |
|
DEdeg |
-18.81012444 |
|
EpRA 1990 |
1.76 |
|
| EpDE 1990 |
1.81 |
|
E RAdeg |
9.1 |
|
E DEdeg |
10.8 |
|
Posflg |
|
|
| Corr |
-0.2 |
|
18138-1847 B
| Coord arcsec 2000 |
181346.73-184840.3 |
|
Mag |
9.42 |
|
PmRA |
-9.00 |
|
PmDE |
-3.0 |
|
| Tycho2 |
6272-00706-2 |
|
Calc delta mag |
0.8 |
|
Calc coord |
yes |
|
| Tycho2 |
6272-00706-2 |
|
Pflag |
|
|
RAmdeg |
273.44485965 |
|
DEmdeg |
-18.81121488 |
|
| PmRA |
-4.4 |
|
PmDE |
-0.7 |
|
E RAmdeg |
18 |
|
E DEmdeg |
20 |
|
| E pmRA |
2.1 |
|
E pmDE |
2.1 |
|
EpRAm |
1990.70 |
|
EpDEm |
1990.46 |
|
| Num |
4 |
|
Q RAmdeg |
1.8 |
|
Q DEmdeg |
1.1 |
|
Q pmRA |
1.8 |
|
| Q pmDE |
1.1 |
|
BTmag |
9.654 |
|
E BTmag |
0.030 |
|
VTmag |
9.417 |
|
| E VTmag |
0.031 |
|
Prox |
77 |
|
TYC |
T |
|
HIP |
|
|
| CCDM |
|
|
RAdeg |
273.44487056 |
|
DEdeg |
-18.81121333 |
|
EpRA 1990 |
1.71 |
|
| EpDE 1990 |
1.71 |
|
E RAdeg |
18.3 |
|
E DEdeg |
19.9 |
|
Posflg |
|
|
| Corr |
-0.4 |
|
18138-1847 C
| Coord arcsec 2000 |
181345.53-184843.5 |
|
Mag |
9.76 |
|
PmRA |
-1.00 |
|
PmDE |
-4.0 |
|
| Calc delta mag |
1.14 |
|
Calc coord |
yes |
|
