20250+3034 HDS 2921 (HD 194525)
20h 25m 02.55s +30° 34' 05.4" P.A. 358.00 sep 0.8 mag 8.10,11.04 Sp G2Ib-II dist. 400 pc (1304.8 l.y.)
Coord 2000 |
20250+3034 |
|
Discov num |
HDS2921 |
|
Comp |
|
|
Coord arcsec 2000 |
20 25 02.55 +30 34 05.4 |
|
Date first |
1991 |
|
Date last |
2010 |
|
Obs |
4 |
|
Pa first |
356 |
|
Pa last |
358.3 |
|
P.A. Now (θ) |
358.3° |
|
Sep first |
0.8 |
|
Sep last |
0.823 |
|
Sep. Now (ρ) |
0.823" |
|
Mag pri |
8.10 |
|
Mag sec |
11.04 |
|
delta mag (ΔM) |
2.94 |
|
Spectral class |
G2Ib-II (yellow) |
|
Pri motion ra |
+007 |
|
Sec motion ra |
+004 |
|
Pri motion dec |
-007 |
|
Sec motion dec |
-006 |
|
Notes |
|
|
rPM=0.319
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 194525 |
|
Constellation |
Cygnus |
|
SAO |
69987 |
|
HIP |
100708 |
|
Tycho2 |
2685-01750-1 |
|
Gaia DR2 |
1861753011539519488 |
|
HD |
194525 |
|
BD |
BD+30 4023 |
|
Distance |
400 |
|
Distance ly |
1304.8 |
|
WDS 20250+3034 HDS 2921 (HD 194525) : NOTES
No records found.
REFERENCES
refcode |
metd |
author |
reference |
HDS |
|
Hipparcos Double Star (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 |
20250+3034 |
HDS2921 |
|
1991 |
2 |
356 |
0.8 |
8.10 |
11.04 |
G2Ib-II |
D |
202502.55+303405.4 |
20250+3034 |
HDS2921 |
|
2009 |
3 |
356 |
0.8 |
8.10 |
11.04 |
G2Ib-II |
D |
202502.55+303405.4 |
20250+3034 |
HDS2921 |
|
2010 |
4 |
358 |
0.8 |
8.10 |
11.04 |
G2Ib-II |
|
202502.55+303405.4 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20250+3034 HDS 2921 (HD 194525) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20250+3034 HDS 2921 (HD 194525) : MEASURES
No records found.
WDS 20250+3034 (HD 194525) : 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 20250+3034 (HD 194525) : ALADIN DSS IMAGE @ 20h 25m 02.55s +30° 34' 05.4"
WDS 20250+3034 HDS 2921 (HD 194525) : 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 |
|
20250+3034 |
HDS2921 |
|
358 |
0.8 |
|
Show |
|
20248+3033 |
ES 363 |
|
277 |
3.1 |
4 |
Show |
|
20257+3022 |
COU1324 |
|
202 |
3.0 |
15 |
Show |
|
20231+3036 |
ES 362 |
AB |
232 |
10.8 |
26 |
Show |
|
20231+3036 |
ES 362 |
BC |
270 |
5.1 |
26 |
Show |
|
20234+3053 |
ARG 91 |
|
175 |
20.8 |
29 |
Show |
|
20234+3007 |
J 1772 |
|
98 |
2.4 |
35 |
Show |
|
20242+2958 |
HDS2916 |
Aa,Ab |
223 |
0.2 |
38 |
Show |
|
20242+2958 |
FMR 87 |
AB |
50 |
1.4 |
38 |
Show |
|
20242+2958 |
FMR 87 |
AC |
117 |
7.8 |
38 |
Show |
|
20279+3047 |
RAO 520 |
|
-1 |
0.2 |
39 |
Show |
|
20282+3024 |
HJ 1517 |
|
105 |
13.1 |
43 |
Show |
|
20219+3017 |
TDT2209 |
|
51 |
1.7 |
45 |
Show |
|
20225+3004 |
TDT2216 |
|
133 |
0.5 |
45 |
Show |
|
20215+3035 |
ARY 4 |
AB |
287 |
134.9 |
46 |
Show |
|
20280+3008 |
BU 62 |
AB |
133 |
1.2 |
47 |
Show |
|
20280+3008 |
BU 62 |
AC |
179 |
38.2 |
47 |
Show |
|
20280+3008 |
BU 62 |
AD |
267 |
46.1 |
47 |
Show |
|
20245+3120 |
TDT2244 |
|
281 |
0.4 |
47 |
Show |
|
20265+3117 |
TDT2272 |
|
352 |
2.3 |
47 |
Show |
|
20222+3105 |
TDT2211 |
|
354 |
2.4 |
48 |
Show |
|
20215+3035 |
BU 1259 |
Ba,Bb |
191 |
0.2 |
49 |
Show |
|
20215+3035 |
BU 1259 |
BC |
356 |
10.3 |
49 |
Show |
|
20213+3035 |
WJD 1 |
|
262 |
8.8 |
49 |
Show |
|
20223+3110 |
BRT1954 |
|
278 |
4.8 |
51 |
Show |
|
20284+3007 |
OL 75 |
|
136 |
1.8 |
52 |
Show |
|
20269+3121 |
TDT2280 |
|
334 |
0.5 |
54 |
Show |
|
20222+3115 |
A 1208 |
|
161 |
0.2 |
56 |
Show |
|
20222+3118 |
RAO 430 |
|
289 |
2.6 |
57 |
Show |
|
20217+3112 |
BRT 279 |
|
125 |
3.8 |
59 |
Show |
|
20294+3048 |
HJ 1521 |
|
194 |
15.4 |
59 |
Show |
|
20211+3104 |
TDT2200 |
|
55 |
1.2 |
60 |
Show |
|
20223+2946 |
TDT2213 |
|
229 |
1.0 |
60 |
Show |
|
20240+2935 |
TDT2237 |
|
155 |
0.8 |
62 |
Show |
|
20286+3118 |
COU1325 |
|
222 |
0.2 |
64 |
Show |
|
20282+3124 |
ES 2435 |
|
241 |
3.4 |
64 |
Show |
|
20291+2956 |
AG 406 |
|
333 |
8.5 |
65 |
Show |
|
20300+3029 |
STJ 59 |
|
219 |
1.4 |
65 |
Show |
|
20280+3128 |
TDS1074 |
|
334 |
1.5 |
66 |
Show |
|
20251+3141 |
ES 2434 |
|
287 |
4.3 |
67 |
Show |
|
20227+2930 |
TDT2218 |
|
292 |
0.4 |
71 |
Show |
|
20244+2923 |
HO 457 |
AB |
61 |
2.0 |
72 |
Show |
|
20244+2923 |
HO 457 |
AC |
268 |
28.0 |
72 |
Show |
|
20306+3029 |
ES 505 |
|
15 |
2.1 |
73 |
Show |
|
20275+3145 |
ES 364 |
|
279 |
7.3 |
78 |
Show |
|
20196+2956 |
A 1207 |
|
351 |
0.6 |
81 |
Show |
|
20299+3129 |
TDT2323 |
|
44 |
0.6 |
84 |
Show |
|
20262+3157 |
KPP3419 |
|
60 |
17.1 |
84 |
Show |
|
20251+3159 |
ES 2433 |
|
267 |
8.6 |
85 |
Show |
|
20188+3102 |
HDS2902 |
|
296 |
1.7 |
86 |
Show |
|
20287+2924 |
MLB 532 |
|
351 |
8.9 |
86 |
|
|
WDS 20250+3034 : COMPONENTS
20250+3034 A
Componente originario normalizzato |
AB |
|
Name |
HD 194525 |
|
Coord arcsec 2000 |
202502.55+303405.4 |
|
Mag |
8.1 |
|
Spectral class |
G2Ib (yellow) |
|
PmRA |
7.00 |
|
PmDE |
-7.0 |
|
SAO |
69987 |
|
HIP |
100708 |
|
Tycho2 |
2685-01750-1 |
|
HD |
194525 |
|
BD |
BD+30 4023 |
|
Tycho2 |
2685-01750-1 |
|
Pflag |
|
|
RAmdeg |
306.26061487 |
|
DEmdeg |
30.56815500 |
|
PmRA |
7.2 |
|
PmDE |
-6.9 |
|
E RAmdeg |
6 |
|
E DEmdeg |
5 |
|
E pmRA |
1.4 |
|
E pmDE |
1.3 |
|
EpRAm |
1991.13 |
|
EpDEm |
1991.40 |
|
Num |
9 |
|
Q RAmdeg |
1.0 |
|
Q DEmdeg |
0.8 |
|
Q pmRA |
1.1 |
|
Q pmDE |
0.8 |
|
BTmag |
9.000 |
|
E BTmag |
0.016 |
|
VTmag |
8.095 |
|
E VTmag |
0.011 |
|
Prox |
8 |
|
TYC |
T |
|
HIP |
100708 |
|
CCDM |
A |
|
RAdeg |
306.26059528 |
|
DEdeg |
30.56817083 |
|
EpRA 1990 |
1.54 |
|
EpDE 1990 |
1.72 |
|
E RAdeg |
5.6 |
|
E DEdeg |
5.0 |
|
Posflg |
P |
|
Corr |
0.2 |
|
SAO |
69987 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.0003 |
|
DE1950 |
|
|
PmDE1950 |
-0.008 |
|
Vmag |
7.9 |
|
SpType |
G5 |
|
Double code |
|
|
Source |
34 |
|
CatNum |
11273 |
|
DM |
BD+30 4023 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
194525 |
|
M HD |
0 |
|
GC |
|
|
RA1950rad |
5.3363847 |
|
DE1950rad |
0.53065993 |
|
PmRA2000 |
0.0005 |
|
PmDE2000 |
-0.011 |
|
Catalog |
H |
|
HIP |
100708 |
|
Proxy |
H |
|
RAhms |
20 25 02.54 |
|
DEdms |
+30 34 05.4 |
|
Vmag |
7.94 |
|
VarFlag |
|
|
R Vmag |
G |
|
RAdeg |
306.261 |
|
DEdeg |
30.5682 |
|
AstroRef |
A |
|
Plx |
1.73 |
|
CCDM |
20250+3034 |
|
N CCDM |
H |
|
Nsys |
1 |
|
Ncomp |
2 |
|
MultFlag |
C |
|
Source |
|
|
Qual |
A |
|
M HIP |
AB |
|
Theta |
356 |
|
Rho |
0.815 |
|
HD |
194525 |
|
BD |
BD+30 4023 |
|
CD |
|
|
CP |
|
|
Dm number |
+30 4023 |
|
VIred |
0.83 |
|
SpType |
G2Ib-II |
|
R SpType |
|
|
Coord arcsec 2000 |
202502.54+303405.4 |
|
HIP |
100708 |
|
Sn |
15 |
|
So |
3 |
|
Nc |
2 |
|
RArad |
5.3452557278 |
|
DErad |
0.5335151671 |
|
Plx |
2.5 |
|
PmRA |
3.16 |
|
PmDE |
-5.63 |
|
E RArad |
0.4 |
|
E DErad |
0.58 |
|
E Plx |
0.8 |
|
E pmRA |
0.49 |
|
E pmDE |
0.62 |
|
Hpmag |
8.1312 |
|
E Hpmag |
0.0011 |
|
SHp |
0.015 |
|
VA |
0 |
|
BV |
0.8 |
|
E BV |
0.015 |
|
VI |
0.83 |
|
Ccdm |
20250+3034 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
2.54 |
|
DDEs |
5.3 |
|
R dRAs |
82 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
2 |
|
Vmag |
8.2 |
|
Sp |
G2 |
|
PmNote |
* |
|
PmRA |
3 |
|
PmDE |
-6 |
|
Dm number |
+30 4023 |
|
Cat1 |
BD |
|
Name2 |
+30 2124 |
|
Cat2 |
AGK2/3 |
|
HD |
194525 |
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
|
|
HIC |
100708 |
|
20250+3034 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
202502.55+303406.2 |
|
Mag |
11.04 |
|
Spectral class |
II |
|
PmRA |
4.00 |
|
PmDE |
-6.0 |
|
Calc delta mag |
2.94 |
|
Calc coord |
yes |
|
Ccdm |
20250+3034 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
HDS |
|
DRAs |
2.54 |
|
DDEs |
6.2 |
|
R dRAs |
82 |
|
Year |
1991 |
|
Theta |
356 |
|
Rho |
0.8 |
|
Obs |
1 |
|
Vmag |
11.3 |
|
Sp |
|
|
PmNote |
* |
|
PmRA |
3 |
|
PmDE |
-6 |
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
|
|
HIC |
100708 |
|