20521-3428 B 999 (HD 198544)
20h 52m 08.34s -34° 27' 40.0" P.A. 328.00 sep 1.3 mag 10.09,10.18 Sp F8
Coord 2000 |
20521-3428 |
|
Discov num |
B 999 |
|
Comp |
|
|
Coord arcsec 2000 |
20 52 08.34 -34 27 40.0 |
|
Date first |
1927 |
|
Date last |
2016 |
|
Obs |
12 |
|
Pa first |
336 |
|
Pa last |
328 |
|
P.A. Now (θ) |
328° |
|
Sep first |
1.0 |
|
Sep last |
1.263 |
|
Sep. Now (ρ) |
1.263" |
|
Mag pri |
10.09 |
|
Mag sec |
10.18 |
|
delta mag (ΔM) |
0.09 |
|
Spectral class |
F8 (yellow-white) |
|
Pri motion ra |
-013 |
|
Sec motion ra |
-013 |
|
Pri motion dec |
+019 |
|
Sec motion dec |
+019 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 198544 |
|
Constellation |
Microscopium |
|
SAO |
212501 |
|
Tycho2 |
7466-01255-1 |
|
Gaia DR2 |
6779764416864004480 |
|
HD |
198544 |
|
WDS 20521-3428 B 999 (HD 198544) : NOTES
No records found.
DISCOVERER
idgroup |
discov |
author |
1 |
B |
van den Bos, W.H. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
20521-3428 |
B 999 |
|
1991 |
10 |
331 |
1.2 |
10.09 |
10.18 |
F8 |
|
205208.34-342740.0 |
20521-3428 |
B 999 |
|
2015 |
11 |
328 |
1.3 |
10.09 |
10.18 |
F8 |
|
205208.34-342740.0 |
20521-3428 |
B 999 |
|
2016 |
12 |
328 |
1.3 |
10.09 |
10.18 |
F8 |
|
205208.34-342740.0 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20521-3428 B 999 (HD 198544) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20521-3428 B 999 (HD 198544) : MEASURES
No records found.
WDS 20521-3428 (HD 198544) : 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 20521-3428 (HD 198544) : ALADIN DSS IMAGE @ 20h 52m 08.34s -34° 27' 40.0"
WDS 20521-3428 B 999 (HD 198544) : 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 |
|
20521-3428 |
B 999 |
|
328 |
1.3 |
0 |
Show |
|
20518-3434 |
B 504 |
|
38 |
2.3 |
8 |
Show |
|
20525-3451 |
NSN 490 |
|
73 |
2.0 |
24 |
Show |
|
20521-3353 |
SEE 430 |
|
345 |
14.5 |
35 |
Show |
|
20551-3408 |
HJ 5234 |
|
90 |
15.1 |
42 |
Show |
|
20521-3517 |
RST3270 |
|
338 |
2.5 |
49 |
Show |
|
20500-3347 |
HJ 5224 |
|
165 |
20.2 |
49 |
Show |
|
20532-3521 |
BRT1814 |
|
258 |
4.0 |
56 |
Show |
|
20518-3523 |
KPP1661 |
|
42 |
12.8 |
56 |
Show |
|
20570-3406 |
RST3272 |
|
23 |
2.2 |
65 |
Show |
|
20575-3435 |
BRT1816 |
|
180 |
3.7 |
68 |
Show |
|
20501-3534 |
HDS2969 |
|
174 |
0.1 |
71 |
Show |
|
20565-3340 |
B 1002 |
|
324 |
0.6 |
73 |
Show |
|
20480-3523 |
B 2892 |
|
104 |
8.1 |
76 |
Show |
|
20501-3315 |
UC 4305 |
|
302 |
143.4 |
78 |
Show |
|
20458-3443 |
HJ 5219 |
|
323 |
8.5 |
79 |
Show |
|
20506-3545 |
TDT2573 |
|
74 |
0.4 |
80 |
Show |
|
20571-3526 |
B 510 |
|
327 |
3.4 |
85 |
Show |
|
20517-3303 |
UC 4311 |
|
335 |
26.1 |
85 |
Show |
|
20467-3336 |
HDS2960 |
AB |
158 |
0.2 |
86 |
Show |
|
20467-3336 |
SKF2090 |
AC |
190 |
88.1 |
86 |
Show |
|
20579-3339 |
RED 26 |
|
186 |
18.9 |
88 |
Show |
|
20588-3402 |
RST3274 |
|
358 |
1.8 |
88 |
Show |
|
20510-3256 |
RST2162 |
|
76 |
0.8 |
93 |
Show |
|
20556-3304 |
LDS6419 |
|
34 |
4.7 |
94 |
Show |
|
20452-3510 |
SEE 428 |
|
188 |
4.4 |
96 |
Show |
|
20598-3452 |
TDT2682 |
|
151 |
2.2 |
98 |
Show |
|
21002-3408 |
KPP4219 |
|
358 |
2.1 |
102 |
Show |
|
20529-3245 |
B 1000 |
|
312 |
3.6 |
103 |
Show |
|
20478-3255 |
WIS 343 |
|
9 |
525.5 |
108 |
Show |
|
20592-3325 |
RST2170 |
|
33 |
1.0 |
108 |
Show |
|
20543-3243 |
TDT2622 |
Aa,Ab |
232 |
0.5 |
109 |
Show |
|
20543-3243 |
UC 4321 |
AB |
38 |
24.4 |
109 |
Show |
|
20583-3548 |
WSP 133 |
AB |
212 |
2.4 |
111 |
Show |
|
20583-3548 |
WSP 133 |
AC |
158 |
16.3 |
111 |
Show |
|
20583-3548 |
WSP 133 |
AD |
339 |
16.4 |
111 |
Show |
|
20583-3548 |
WSP 133 |
AE |
354 |
16.6 |
111 |
Show |
|
20516-3618 |
B 998 |
|
288 |
0.5 |
111 |
Show |
|
20437-3509 |
KPP 941 |
|
156 |
7.7 |
112 |
Show |
|
21007-3518 |
BU 765 |
|
72 |
0.8 |
117 |
Show |
|
21012-3511 |
TOK 344 |
AB |
61 |
186.0 |
120 |
Show |
|
21012-3511 |
TOK 344 |
Aa,Ab |
351 |
0.1 |
120 |
Show |
|
20577-3248 |
ENO 6 |
|
24 |
13.6 |
122 |
Show |
|
20591-3301 |
RST2169 |
|
99 |
1.3 |
123 |
Show |
|
20436-3532 |
HJ 5215 |
|
183 |
22.8 |
124 |
Show |
|
20467-3245 |
RST2160 |
|
138 |
0.5 |
124 |
Show |
|
21007-3315 |
TDT2691 |
|
258 |
0.5 |
129 |
Show |
|
21031-3423 |
UC 4366 |
|
224 |
16.9 |
136 |
Show |
|
20506-3645 |
B 2893 |
|
297 |
9.7 |
139 |
Show |
|
20478-3636 |
LWR 17 |
|
20 |
9.0 |
139 |
Show |
|
20442-3607 |
UC 4273 |
|
22 |
17.6 |
140 |
|
|
WDS 20521-3428 : COMPONENTS
20521-3428 A
Name |
HD 198544 |
|
Coord arcsec 2000 |
205208.34-342740.0 |
|
Mag |
10.09 |
|
Spectral class |
F8 (yellow-white) |
|
PmRA |
-13.00 |
|
PmDE |
19.0 |
|
SAO |
212501 |
|
Tycho2 |
7466-01255-1 |
|
HD |
198544 |
|
DM |
CD-3414683 |
|
Tycho2 |
7466-01255-1 |
|
Pflag |
P |
|
RAmdeg |
313.03473153 |
|
DEmdeg |
-34.46112061 |
|
PmRA |
-12.5 |
|
PmDE |
18.8 |
|
E RAmdeg |
20 |
|
E DEmdeg |
27 |
|
E pmRA |
2.1 |
|
E pmDE |
2.1 |
|
EpRAm |
1990.07 |
|
EpDEm |
1988.76 |
|
Num |
7 |
|
Q RAmdeg |
0.9 |
|
Q DEmdeg |
1.1 |
|
Q pmRA |
1.0 |
|
Q pmDE |
1.1 |
|
BTmag |
10.699 |
|
E BTmag |
0.043 |
|
VTmag |
10.085 |
|
E VTmag |
0.036 |
|
Prox |
12 |
|
TYC |
T |
|
HIP |
|
|
CCDM |
|
|
RAdeg |
313.03485556 |
|
DEdeg |
-34.46129639 |
|
EpRA 1990 |
1.62 |
|
EpDE 1990 |
1.41 |
|
E RAdeg |
21.4 |
|
E DEdeg |
27.5 |
|
Posflg |
D |
|
Corr |
-0.1 |
|
SAO |
212501 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
-0.0077 |
|
DE1950 |
|
|
PmDE1950 |
0.005 |
|
Vmag |
9.4 |
|
SpType |
F8 |
|
Double code |
|
|
Source |
40 |
|
CatNum |
11388 |
|
DM |
CD-3414683 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
198544 |
|
M HD |
0 |
|
GC |
|
|
RA1950rad |
5.44983598 |
|
DE1950rad |
-0.60475956 |
|
PmRA2000 |
-0.0077 |
|
PmDE2000 |
0.002 |
|
Ccdm |
20521-3428 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
1.86 |
|
DDEs |
18.7 |
|
R dRAs |
10 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
2 |
|
Vmag |
10.1 |
|
Sp |
F8 |
|
PmNote |
* |
|
PmRA |
-95 |
|
PmDE |
5 |
|
Dm number |
-3414683 |
|
Cat1 |
CD |
|
Name2 |
212501 |
|
Cat2 |
SAO |
|
HD |
198544 |
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
20459S3450A |
|
HIC |
|
|
20521-3428 B
Coord arcsec 2000 |
205208.30-342738.9 |
|
Mag |
10.18 |
|
PmRA |
-13.00 |
|
PmDE |
19.0 |
|
Tycho2 |
7466-01255-2 |
|
Calc delta mag |
0.09 |
|
Calc coord |
yes |
|
Tycho2 |
7466-01255-2 |
|
Pflag |
P |
|
RAmdeg |
313.03473153 |
|
DEmdeg |
-34.46112061 |
|
PmRA |
-12.5 |
|
PmDE |
18.8 |
|
E RAmdeg |
20 |
|
E DEmdeg |
27 |
|
E pmRA |
2.1 |
|
E pmDE |
2.1 |
|
EpRAm |
1990.07 |
|
EpDEm |
1988.76 |
|
Num |
7 |
|
Q RAmdeg |
0.9 |
|
Q DEmdeg |
1.1 |
|
Q pmRA |
1.0 |
|
Q pmDE |
1.1 |
|
BTmag |
10.777 |
|
E BTmag |
0.047 |
|
VTmag |
10.184 |
|
E VTmag |
0.039 |
|
Prox |
12 |
|
TYC |
|
|
HIP |
|
|
CCDM |
|
|
RAdeg |
313.03466417 |
|
DEdeg |
-34.46100778 |
|
EpRA 1990 |
1.62 |
|
EpDE 1990 |
1.41 |
|
E RAdeg |
23.4 |
|
E DEdeg |
30.0 |
|
Posflg |
D |
|
Corr |
-0.1 |
|
Ccdm |
20521-3428 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
B 999 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
1927 |
|
Theta |
335 |
|
Rho |
1.0 |
|
Obs |
7 |
|
Vmag |
10.2 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
20459S3450B |
|
HIC |
|
|