21086+3012 STF 2762 AC
21h 08m 38.87s +30° 12' 20.5" P.A. 229.00 sep 59.3 mag 5.70,10.22 Sp B9V dist. 115.74 pc (377.54 l.y.)
Coord 2000 |
21086+3012 |
|
Discov num |
STF2762 |
|
Comp |
AC |
|
Coord arcsec 2000 |
21 08 38.87 +30 12 20.5 |
|
Date first |
1865 |
|
Date last |
2007 |
|
Obs |
18 |
|
Pa first |
225 |
|
Pa last |
229.3 |
|
P.A. Now (θ) |
229.3° |
|
Sep first |
57.7 |
|
Sep last |
59.25 |
|
Sep. Now (ρ) |
59.25" |
|
Mag pri |
5.70 |
|
Mag sec |
10.22 |
|
delta mag (ΔM) |
4.52 |
|
Spectral class |
B9V (blue-white) |
|
Pri motion ra |
+025 |
|
Sec motion ra |
-007 |
|
Pri motion dec |
-021 |
|
Sec motion dec |
-004 |
|
Notes |
N
(See Notes) |
|
rPM=1.11
This double is not physical.
21086+3012 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
V389 Cyg |
70968 |
21 08 39 +30 12 20 |
STF 2762 AB |
2020 |
116 |
303 |
3.3 |
5.70 |
8.10 |
2.40 |
|
|
Show |
|
70968 |
21 08 39 +30 12 20 |
STF 2762 AC |
2007 |
18 |
229 |
59.3 |
5.70 |
10.22 |
4.52 |
|
<=== |
Show |
|
70968 |
21 08 39 +30 12 20 |
STF 2762 AD |
2002 |
7 |
66 |
73.1 |
5.70 |
11.40 |
5.70 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Var name |
V389 Cyg |
|
Constellation |
Cygnus |
|
SAO |
70968 |
|
HIP |
104371 |
|
Tycho2 |
2701-03919-1 |
|
Gaia DR2 |
1852355451294756352 |
|
HD |
201433 |
|
HR |
8094 |
|
GC |
29562 |
|
ADS |
14682 |
|
BD |
BD+29 4324 |
|
Distance |
115.74 |
|
Distance ly |
377.54 |
|
WDS 21086+3012 STF 2762 AC : NOTES
discov_num |
notes |
refcode |
STF2762 |
A is probably an Alpha CVn-type variable, V389 Cyg. There also may be |
|
|
a long-period spectroscopic binary in the system. |
|
|
AB: H 2 97. |
MEv2010 |
REFERENCES
refcode |
metd |
author |
reference |
MEv2010 |
- |
MacEvoy, B. |
................... |
MEv2010 |
|
private communication, 2010 (see http://www.handprint.com/ASTRO/index.html) |
|
DISCOVERER
idgroup |
discov |
author |
1 |
STF |
Struve, F.G.W. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
21086+3012 |
STF2762 |
AC |
2007 |
17 |
229 |
59.3 |
5.70 |
10.22 |
B9V |
N D |
210838.87+301220.5 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 21086+3012 STF 2762 AC : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 21086+3012 STF 2762 AC : MEASURES
No records found.
WDS 21086+3012 : 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 21086+3012 : ALADIN DSS IMAGE @ 21h 08m 38.87s +30° 12' 20.5"
WDS 21086+3012 STF 2762 AC : 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 |
|
21086+3012 |
STF2762 |
AB |
303 |
3.3 |
|
Show |
|
21086+3012 |
STF2762 |
AC |
229 |
59.3 |
|
Show |
|
21086+3012 |
STF2762 |
AD |
66 |
73.1 |
|
Show |
|
21077+3009 |
KPP1031 |
|
334 |
8.3 |
14 |
Show |
|
21092+3023 |
CBL 90 |
|
113 |
54.5 |
14 |
Show |
|
21077+3022 |
UC 256 |
|
67 |
48.1 |
16 |
Show |
|
21101+3027 |
KPP4225 |
|
236 |
2.2 |
24 |
Show |
|
21070+3001 |
J 1319 |
|
206 |
1.7 |
24 |
Show |
|
21103+3027 |
TDT2801 |
|
237 |
0.9 |
27 |
Show |
|
21078+2945 |
MLB 715 |
AB |
40 |
5.5 |
30 |
Show |
|
21078+2945 |
MLB 715 |
AC |
336 |
25.3 |
30 |
Show |
|
21074+3038 |
TDT2767 |
|
173 |
10.5 |
31 |
Show |
|
21064+3031 |
TDT2751 |
|
148 |
2.4 |
35 |
Show |
|
21073+3048 |
TDT2766 |
|
193 |
1.9 |
40 |
Show |
|
21115+3033 |
ALD 5 |
|
153 |
3.7 |
43 |
Show |
|
21117+3038 |
J 1235 |
|
184 |
2.8 |
48 |
Show |
|
21065+2933 |
AG 413 |
|
107 |
2.7 |
49 |
Show |
|
21088+3102 |
ES 375 |
|
42 |
4.5 |
50 |
Show |
|
21056+3043 |
TDT2737 |
|
322 |
6.3 |
51 |
Show |
|
21118+2943 |
HAU 27 |
|
297 |
50.0 |
51 |
Show |
|
21091+2922 |
COU1332 |
|
20 |
0.2 |
51 |
Show |
|
21075+2924 |
TDT2769 |
|
157 |
1.1 |
51 |
Show |
|
21099+3100 |
HJ 1616 |
AB |
315 |
10.3 |
52 |
Show |
|
21099+3100 |
GRV 431 |
AC |
16 |
22.5 |
52 |
Show |
|
21058+2931 |
LDS2938 |
|
247 |
23.5 |
55 |
Show |
|
21109+2925 |
BAG 29 |
|
174 |
0.2 |
56 |
Show |
|
21129+3014 |
BAS 7 |
Aa,Ab |
246 |
0.0 |
56 |
Show |
|
21129+3014 |
BUP 227 |
AB |
205 |
65.2 |
56 |
Show |
|
21129+3014 |
BUP 227 |
AC |
300 |
91.5 |
56 |
Show |
|
21129+3014 |
BUP 227 |
AD |
63 |
105.3 |
56 |
Show |
|
21129+3014 |
FYM 141 |
AE |
76 |
42.8 |
56 |
Show |
|
21129+3014 |
FYM 141 |
AF |
267 |
63.6 |
56 |
Show |
|
21129+3014 |
FYM 141 |
AG |
97 |
70.7 |
56 |
Show |
|
21088+2916 |
MLB 487 |
|
142 |
4.3 |
56 |
Show |
|
21083+2913 |
COU1331 |
|
37 |
0.3 |
60 |
Show |
|
21129+2944 |
MLB 667 |
|
30 |
2.4 |
62 |
Show |
|
21080+3116 |
LDS2940 |
|
222 |
7.6 |
65 |
Show |
|
21034+3025 |
SMA 123 |
|
145 |
7.2 |
70 |
Show |
|
21057+2912 |
GRV 416 |
|
137 |
38.2 |
72 |
Show |
|
21079+3123 |
GRV 421 |
|
185 |
14.6 |
72 |
Show |
|
21050+3109 |
J 3124 |
|
208 |
4.5 |
76 |
Show |
|
21031+3039 |
GRV 407 |
|
221 |
59.2 |
77 |
Show |
|
21047+3109 |
DAM 226 |
|
16 |
4.3 |
77 |
Show |
|
21133+3100 |
BRT 286 |
|
250 |
6.6 |
77 |
Show |
|
21093+3131 |
COU1333 |
|
258 |
0.6 |
79 |
Show |
|
21025+2958 |
COU1181 |
|
214 |
0.7 |
81 |
Show |
|
21055+2901 |
MLB 536 |
|
236 |
5.4 |
82 |
Show |
|
21098+2915 |
DU 3 |
|
15 |
6.1 |
82 |
Show |
|
21037+3104 |
STT 427 |
|
153 |
4.1 |
83 |
Show |
|
21046+3116 |
J 2336 |
|
40 |
9.1 |
83 |
Show |
|
21086+3135 |
J 2337 |
|
349 |
6.2 |
83 |
|
|
WDS 21086+3012 : COMPONENTS
|
A |
B |
C |
B |
pa=307.0°
sep=3.03"
| |
C |
pa=225.1°
sep=54.77"
| pa=222.0°
sep=54.43"
| |
D |
pa=62.2°
sep=64.99"
| pa=64.6°
sep=66.34"
| pa=54.4°
sep=118.45"
|
21086+3012 A
Var name |
V389 Cyg |
|
Coord arcsec 2000 |
210838.87+301220.5 |
|
Mag |
5.7 |
|
Spectral class |
B9V (blue-white) |
|
PmRA |
32.00 |
|
PmDE |
-23.0 |
|
SAO |
70968 |
|
HIP |
104371 |
|
Tycho2 |
2701-03919-1 |
|
HD |
201433 |
|
HR |
8094 |
|
GC |
29562 |
|
ADS |
14682 |
|
BD |
BD+29 4324 |
|
Tycho2 |
2701-03919-1 |
|
Pflag |
|
|
RAmdeg |
317.16205752 |
|
DEmdeg |
30.20563408 |
|
PmRA |
31.8 |
|
PmDE |
-23.0 |
|
E RAmdeg |
4 |
|
E DEmdeg |
3 |
|
E pmRA |
2.6 |
|
E pmDE |
2.6 |
|
EpRAm |
1991.34 |
|
EpDEm |
1991.85 |
|
Num |
3 |
|
Q RAmdeg |
0.2 |
|
Q DEmdeg |
0.7 |
|
Q pmRA |
0.3 |
|
Q pmDE |
0.6 |
|
BTmag |
5.608 |
|
E BTmag |
0.014 |
|
VTmag |
5.698 |
|
E VTmag |
0.009 |
|
Prox |
34 |
|
TYC |
T |
|
HIP |
104371 |
|
CCDM |
A |
|
RAdeg |
317.16196944 |
|
DEdeg |
30.20568611 |
|
EpRA 1990 |
1.37 |
|
EpDE 1990 |
1.86 |
|
E RAdeg |
3.6 |
|
E DEdeg |
3.3 |
|
Posflg |
|
|
Corr |
-0.4 |
|
SAO |
70968 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.0018 |
|
DE1950 |
|
|
PmDE1950 |
-0.014 |
|
Vmag |
5.7 |
|
SpType |
A0 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
29562 |
|
DM |
BD+29 4324 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
201433 |
|
M HD |
0 |
|
GC |
29562 |
|
RA1950rad |
5.52625605 |
|
DE1950rad |
0.52364625 |
|
PmRA2000 |
0.0019 |
|
PmDE2000 |
-0.017 |
|
Catalog |
H |
|
HIP |
104371 |
|
Proxy |
H |
|
RAhms |
21 08 38.87 |
|
DEdms |
+30 12 20.5 |
|
Vmag |
5.6 |
|
VarFlag |
1 |
|
R Vmag |
H |
|
RAdeg |
317.162 |
|
DEdeg |
30.2057 |
|
AstroRef |
A |
|
Plx |
7.35 |
|
CCDM |
21087+3012 |
|
N CCDM |
I |
|
Nsys |
1 |
|
Ncomp |
2 |
|
MultFlag |
C |
|
Source |
|
|
Qual |
A |
|
M HIP |
AB |
|
Theta |
305 |
|
Rho |
3.422 |
|
HD |
201433 |
|
BD |
BD+29 4324 |
|
CD |
|
|
CP |
|
|
Dm number |
+29 4324 |
|
VIred |
-0.07 |
|
SpType |
B9V |
|
R SpType |
|
|
Coord arcsec 2000 |
210838.87+301220.5 |
|
HIP |
104371 |
|
Sn |
15 |
|
So |
3 |
|
Nc |
2 |
|
RArad |
5.5355206387 |
|
DErad |
0.5271887056 |
|
Plx |
8.64 |
|
PmRA |
25.14 |
|
PmDE |
-20.88 |
|
E RArad |
0.3 |
|
E DErad |
0.33 |
|
E Plx |
0.55 |
|
E pmRA |
0.38 |
|
E pmDE |
0.36 |
|
Hpmag |
5.5937 |
|
E Hpmag |
0.0021 |
|
SHp |
0.026 |
|
VA |
1 |
|
BV |
-0.048 |
|
E BV |
0.005 |
|
VI |
-0.03 |
|
21086+3012 B
Coord arcsec 2000 |
210838.68+301222.3 |
|
Mag |
8.1 |
|
PmRA |
25.00 |
|
PmDE |
-21.0 |
|
Calc delta mag |
2.4 |
|
Calc coord |
yes |
|
21086+3012 C
Coord arcsec 2000 |
210835.88+301141.9 |
|
Mag |
10.22 |
|
PmRA |
-7.00 |
|
PmDE |
-4.0 |
|
Calc delta mag |
4.52 |
|
Calc coord |
yes |
|
21086+3012 D
Coord arcsec 2000 |
210843.31+301250.8 |
|
Mag |
11.4 |
|
PmRA |
2.00 |
|
PmDE |
-5.0 |
|
Calc delta mag |
5.7 |
|
Calc coord |
yes |
|