21121+4543 BU 160 BC
21h 12m 09.28s +45° 41' 21.1" P.A. 115.00 sep 6.4 mag 11.40,11.60
Coord 2000 |
21121+4543 |
|
Discov num |
BU 160 |
|
Comp |
BC |
|
Coord arcsec 2000 |
21 12 09.28 +45 41 21.1 |
|
Date first |
1892 |
|
Date last |
2015 |
|
Obs |
18 |
|
Pa first |
117 |
|
Pa last |
114.6 |
|
P.A. Now (θ) |
114.6° |
|
Sep first |
6.1 |
|
Sep last |
6.364 |
|
Sep. Now (ρ) |
6.364" |
|
Mag pri |
11.40 |
|
Mag sec |
11.60 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
|
|
Pri motion ra |
-001 |
|
Sec motion ra |
+005 |
|
Pri motion dec |
-003 |
|
Sec motion dec |
-005 |
|
Notes |
N
(See Notes) |
|
rPM=0.894
This double is not physical.
21121+4543 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 202068 |
50561 |
21 12 07 +45 42 13 |
BU 160 AB |
2014 |
17 |
155 |
57.1 |
8.88 |
10.73 |
1.85 |
|
|
Show |
|
|
21 12 09 +45 41 21 |
BU 160 BC |
2015 |
18 |
115 |
6.4 |
11.40 |
11.60 |
0.20 |
|
<=== |
Show |
|
|
21 12 09 +45 41 21 |
ES 9005 BD |
2015 |
11 |
84 |
22.3 |
11.40 |
13.90 |
2.50 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Gaia DR2 |
2164013881927718912 |
|
WDS 21121+4543 BU 160 BC : NOTES
discov_num |
notes |
refcode |
ES 9005 |
Previously known as BU 160. Espin refers to it as a faint |
Es_1914 |
|
star following BU 160. |
|
REFERENCES
refcode |
metd |
author |
reference |
Es_1914 |
Mb j |
Espin, T.E. |
1914MNRAS..74..244E |
Es_1914 |
|
MNRAS 74, 244, 1914 (ES 1192 - 1293) |
|
DISCOVERER
idgroup |
discov |
author |
1 |
BU |
Burnham, S.W. (BU 1 - 81) |
179 |
ES |
Espin, T.E. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
21121+4543 |
BU 160 |
BC |
1998 |
9 |
115 |
6.4 |
11.40 |
11.60 |
|
D |
211209.28+454121.1 |
21121+4543 |
BU 160 |
BC |
2010 |
10 |
114 |
6.3 |
11.40 |
11.60 |
|
N D |
211209.28+454121.1 |
21121+4543 |
BU 160 |
BC |
2011 |
14 |
114 |
6.5 |
11.40 |
11.60 |
|
N D |
211209.28+454121.1 |
21121+4543 |
BU 160 |
BC |
2015 |
16 |
115 |
6.4 |
11.40 |
11.60 |
|
N |
211209.28+454121.1 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 21121+4543 BU 160 BC : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 21121+4543 BU 160 BC : MEASURES
No records found.
WDS 21121+4543 : 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 21121+4543 : ALADIN DSS IMAGE @ 21h 12m 09.28s +45° 41' 21.1"
WDS 21121+4543 BU 160 BC : 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 |
|
21121+4543 |
ES 9005 |
BD |
84 |
22.3 |
|
Show |
|
21121+4543 |
BU 160 |
BC |
115 |
6.4 |
|
Show |
|
21121+4543 |
BU 160 |
AB |
155 |
57.1 |
1 |
Show |
|
21122+4549 |
ES 1272 |
|
53 |
3.8 |
9 |
Show |
|
21125+4552 |
ES 1273 |
AB |
295 |
23.1 |
11 |
Show |
|
21125+4552 |
ES 1273 |
AC |
7 |
37.7 |
11 |
Show |
|
21125+4552 |
ES 1273 |
CD |
69 |
3.7 |
12 |
Show |
|
21114+4551 |
COU2435 |
|
169 |
1.4 |
13 |
Show |
|
21111+4530 |
BRT1146 |
|
344 |
2.6 |
17 |
Show |
|
21105+4538 |
BRT1145 |
|
163 |
3.8 |
18 |
Show |
|
21145+4542 |
COU2436 |
|
266 |
5.0 |
25 |
Show |
|
21142+4556 |
TDT2846 |
|
227 |
0.5 |
26 |
Show |
|
21102+4603 |
SMA 131 |
|
86 |
8.6 |
30 |
Show |
|
21154+4539 |
TDT2860 |
|
243 |
5.6 |
35 |
Show |
|
21129+4616 |
TOI1315 |
|
270 |
8.4 |
36 |
Show |
|
21148+4518 |
TDT2855 |
|
1 |
0.5 |
37 |
Show |
|
21165+4554 |
HDS3027 |
|
48 |
0.4 |
48 |
Show |
|
21098+4624 |
SMA 128 |
|
170 |
12.3 |
50 |
Show |
|
21152+4619 |
HDS3023 |
|
140 |
0.9 |
50 |
Show |
|
21137+4453 |
LDS2498 |
|
316 |
13.0 |
50 |
Show |
|
21075+4515 |
HJ 1615 |
|
277 |
14.4 |
56 |
Show |
|
21080+4504 |
SMA 126 |
|
18 |
8.9 |
57 |
Show |
|
21067+4538 |
TDT2754 |
|
233 |
0.5 |
57 |
Show |
|
21159+4624 |
ES 513 |
|
49 |
8.8 |
58 |
Show |
|
21080+4500 |
TDT2774 |
|
173 |
1.8 |
60 |
Show |
|
21062+4535 |
LDS2487 |
|
271 |
5.2 |
61 |
Show |
|
21071+4459 |
LDS2489 |
|
255 |
16.0 |
61 |
Show |
|
21100+4640 |
SMA 130 |
|
147 |
8.7 |
62 |
Show |
|
21091+4635 |
TDT2785 |
|
68 |
2.6 |
62 |
Show |
|
21083+4630 |
BRT1143 |
|
212 |
2.7 |
63 |
Show |
|
21178+4607 |
TDT2892 |
|
156 |
2.5 |
65 |
Show |
|
21127+4349 |
DJU 6 |
|
24 |
2.6 |
66 |
Show |
|
21155+4637 |
HJ 1629 |
|
71 |
12.6 |
66 |
Show |
|
21139+4438 |
TDT2839 |
|
352 |
1.2 |
67 |
Show |
|
21102+4645 |
SKF2396 |
|
53 |
13.3 |
67 |
Show |
|
21169+4456 |
A 885 |
|
153 |
3.9 |
68 |
Show |
|
21151+4642 |
TDT2858 |
|
215 |
2.2 |
69 |
Show |
|
21183+4514 |
TDT2893 |
|
234 |
0.6 |
70 |
Show |
|
21136+4433 |
ES 1333 |
|
296 |
1.6 |
71 |
Show |
|
21166+4448 |
ES 97 |
|
290 |
7.5 |
71 |
Show |
|
21161+4444 |
MCN 2 |
|
303 |
16.0 |
71 |
Show |
|
21088+4646 |
SMA 127 |
|
130 |
17.3 |
73 |
Show |
|
21099+4651 |
SMA 129 |
|
264 |
14.1 |
75 |
Show |
|
21133+4655 |
A 884 |
|
111 |
0.4 |
75 |
Show |
|
21067+4631 |
SMA 125 |
AB |
87 |
22.2 |
76 |
Show |
|
21067+4631 |
SMA 125 |
AC |
198 |
15.0 |
76 |
Show |
|
21109+4658 |
JNN 290 |
BC |
36 |
2.4 |
78 |
Show |
|
21109+4658 |
JNN 290 |
BD |
189 |
3.4 |
78 |
Show |
|
21109+4658 |
GIC 166 |
AB |
150 |
29.3 |
78 |
Show |
|
21046+4541 |
ES 1168 |
|
118 |
1.4 |
79 |
Show |
|
21196+4549 |
TDS1123 |
AB |
63 |
1.5 |
79 |
|
|
WDS 21121+4543 : COMPONENTS
|
A |
B |
C |
B |
pa=154.5°
sep=57.08"
| |
C |
pa=152.1°
sep=61.27"
| pa=123.2°
sep=4.83"
| |
D |
pa=140.8°
sep=63.43"
| pa=81.3°
sep=15.69"
| pa=66.3°
sep=12.52"
|
21121+4543 A
Name |
HD 202068 |
|
Coord arcsec 2000 |
211206.93+454212.6 |
|
Mag |
8.88 |
|
Spectral class |
B8V (blue-white) |
|
PmRA |
5.00 |
|
PmDE |
0.0 |
|
SAO |
50561 |
|
HIP |
104671 |
|
Tycho2 |
3589-05067-1 |
|
HD |
202068 |
|
BD |
BD+45 3442 |
|
Tycho2 |
3589-05067-1 |
|
Pflag |
|
|
RAmdeg |
318.02891587 |
|
DEmdeg |
45.70349750 |
|
PmRA |
6.9 |
|
PmDE |
-2.6 |
|
E RAmdeg |
5 |
|
E DEmdeg |
4 |
|
E pmRA |
1.3 |
|
E pmDE |
1.3 |
|
EpRAm |
1991.35 |
|
EpDEm |
1991.54 |
|
Num |
8 |
|
Q RAmdeg |
1.0 |
|
Q DEmdeg |
0.8 |
|
Q pmRA |
1.0 |
|
Q pmDE |
0.7 |
|
BTmag |
7.706 |
|
E BTmag |
0.015 |
|
VTmag |
7.795 |
|
E VTmag |
0.011 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
104671 |
|
CCDM |
|
|
RAdeg |
318.02889278 |
|
DEdeg |
45.70350333 |
|
EpRA 1990 |
1.64 |
|
EpDE 1990 |
1.72 |
|
E RAdeg |
4.7 |
|
E DEdeg |
4.4 |
|
Posflg |
|
|
Corr |
0.0 |
|
SAO |
50561 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.0012 |
|
DE1950 |
|
|
PmDE1950 |
0.021 |
|
Vmag |
7.9 |
|
SpType |
B8 |
|
Double code |
|
|
Source |
3 |
|
CatNum |
1838 |
|
DM |
BD+45 3442 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
202068 |
|
M HD |
0 |
|
GC |
|
|
RA1950rad |
5.54280026 |
|
DE1950rad |
0.79408079 |
|
PmRA2000 |
0.0015 |
|
PmDE2000 |
0.018 |
|
Catalog |
H |
|
HIP |
104671 |
|
Proxy |
|
|
RAhms |
21 12 06.93 |
|
DEdms |
+45 42 12.6 |
|
Vmag |
7.83 |
|
VarFlag |
|
|
R Vmag |
G |
|
RAdeg |
318.029 |
|
DEdeg |
45.7035 |
|
AstroRef |
|
|
Plx |
3.02 |
|
CCDM |
21121+4542 |
|
N CCDM |
I |
|
Nsys |
1 |
|
Ncomp |
1 |
|
MultFlag |
|
|
Source |
|
|
Qual |
S |
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
202068 |
|
BD |
BD+45 3442 |
|
CD |
|
|
CP |
|
|
Dm number |
+45 3442 |
|
VIred |
-0.09 |
|
SpType |
B7V |
|
R SpType |
|
|
Coord arcsec 2000 |
211206.93+454212.6 |
|
HIP |
104671 |
|
Sn |
5 |
|
So |
0 |
|
Nc |
1 |
|
RArad |
5.5506512663 |
|
DErad |
0.7976766447 |
|
Plx |
2.94 |
|
PmRA |
6.03 |
|
PmDE |
-0.08 |
|
E RArad |
0.44 |
|
E DErad |
0.42 |
|
E Plx |
0.53 |
|
E pmRA |
0.54 |
|
E pmDE |
0.54 |
|
Hpmag |
7.8119 |
|
E Hpmag |
0.0011 |
|
SHp |
0.013 |
|
VA |
0 |
|
BV |
-0.102 |
|
E BV |
0.006 |
|
VI |
-0.09 |
|
21121+4543 B
Coord arcsec 2000 |
211209.28+454121.1 |
|
Coord calc |
211209.28+454121.1 |
|
Mag |
11.4 |
|
PmRA |
-1.00 |
|
PmDE |
-3.0 |
|
Calc delta mag |
2.52 |
|
21121+4543 C
Coord arcsec 2000 |
211209.67+454118.5 |
|
Mag |
11.6 |
|
PmRA |
5.00 |
|
PmDE |
-5.0 |
|
Calc delta mag |
2.72 |
|
Calc coord |
yes |
|
21121+4543 D
Coord arcsec 2000 |
211210.76+454123.5 |
|
Mag |
13.9 |
|
PmRA |
0.00 |
|
PmDE |
13.0 |
|
Calc delta mag |
5.02 |
|
Calc coord |
yes |
|