20275-0206 S 749 DF
20h 27m 21.43s -02° 06' 13.6" P.A. 26.00 sep 6.7 mag 11.00,13.60
Coord 2000 |
20275-0206 |
|
Discov num |
S 749 |
|
Comp |
DF |
|
Coord arcsec 2000 |
20 27 21.43 -02 06 13.6 |
|
Date first |
1908 |
|
Date last |
2022 |
|
Obs |
8 |
|
Pa first |
21 |
|
Pa last |
26.3 |
|
P.A. Now (θ) |
26.3° |
|
Sep first |
5.8 |
|
Sep last |
6.69 |
|
Sep. Now (ρ) |
6.69" |
|
Mag pri |
11.00 |
|
Mag sec |
13.60 |
|
delta mag (ΔM) |
2.6 |
|
Spectral class |
|
|
Pri motion ra |
-017 |
|
Sec motion ra |
+035 |
|
Pri motion dec |
-031 |
|
Sec motion dec |
+041 |
|
Notes |
N
(See Notes) |
|
rPM=1.648
This double is not physical.
20275-0206 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
144450 |
20 27 28 -02 06 10 |
LSC 89 Aa,Ab |
2015 |
4 |
197 |
0.0 |
7.30 |
7.70 |
0.40 |
|
|
Show |
HD 194765 |
144450 |
20 27 28 -02 06 10 |
S 749 AB |
2022 |
45 |
189 |
60.0 |
6.76 |
7.51 |
0.75 |
|
|
Show |
|
144450 |
20 27 28 -02 06 10 |
S 749 AC |
2022 |
11 |
329 |
45.6 |
6.76 |
11.30 |
4.54 |
|
|
Show |
|
144450 |
20 27 28 -02 06 10 |
S 749 AD |
2022 |
10 |
269 |
89.9 |
6.76 |
12.37 |
5.61 |
|
|
Show |
|
|
20 27 26 -02 05 33 |
S 749 CD |
2022 |
13 |
239 |
77.5 |
10.80 |
11.00 |
0.20 |
|
|
Show |
|
|
20 27 26 -02 05 33 |
S 749 CE |
2022 |
7 |
197 |
18.8 |
10.80 |
13.70 |
2.90 |
|
|
Show |
|
|
20 27 21 -02 06 14 |
S 749 DF |
2022 |
8 |
26 |
6.7 |
11.00 |
13.60 |
2.60 |
|
<=== |
Septuple system
6 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Aquila |
|
Gaia DR2 |
4228891496191641344 |
|
WDS 20275-0206 S 749 DF : NOTES
discov_num |
notes |
refcode |
S 749 |
AB: B is BD-02@5282. |
|
|
AB: HJL 280. |
HJL1986 |
|
AB: SHY 331. Bayesian analysis by Shaya & Olling (2011) indicates very |
Shy2011 |
|
high (near 100%) probability pair is physical. |
|
|
This cannot be the close 160.8-d spectroscopic binary. |
Grf2014b |
|
AB: A is SB2, P=160.83d (Halbwachs et al. 2012) |
HJL2012b |
|
AC: H 5 35. |
MEv2010 |
REFERENCES
refcode |
metd |
author |
reference |
Grf2014b |
not - |
Griffin, R.F. |
2014Obs...134..109G |
Grf2014b |
|
Observatory 134, 109, 2014 |
|
HJL1986 |
Pa - |
Halbwachs, J.L. |
1986A&AS...66..131H |
HJL1986 |
|
A&AS 66, 131, 1986 |
|
HJL1986 |
|
(Possible CPM pairs from AGK2/3. Coarse astrometry, incl. mean 1950 dates, added |
|
HJL1986 |
|
only for previously unknown pairs. Table 1: HJL 1 - 326, Table 2: HJL1001 - 1113) |
|
HJL2012b |
not - |
Halbwachs, J.L., Mayor, M., & Udry, S. |
2012MNRAS.422...14H |
HJL2012b |
|
MNRAS 422, 14, 2012 |
|
MEv2010 |
- |
MacEvoy, B. |
................... |
MEv2010 |
|
private communication, 2010 (see http://www.handprint.com/ASTRO/index.html) |
|
Shy2011 |
- |
Shaya, E.J. & Olling, R. |
2011ApJS..192....2S |
Shy2011 |
|
ApJS 192, 2, 2011 |
|
Shy2011 |
|
(Statistical analysis of probability that wide Hipparcos pairs are physical. Pairs |
|
Shy2011 |
|
added to WDS only if probability 90% or greater.) |
|
DISCOVERER
idgroup |
discov |
author |
1 |
LSC |
Lowell-Southern Connecticut |
3 |
S |
South, J. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
20275-0206 |
S 749 |
DF |
1998 |
2 |
26 |
5.8 |
10.70 |
13.60 |
|
N D |
202721.43-020613.6 |
20275-0206 |
S 749 |
DF |
2000 |
3 |
26 |
5.8 |
11.00 |
13.60 |
|
N D |
202721.43-020613.6 |
20275-0206 |
S 749 |
DF |
2015 |
5 |
26 |
5.8 |
11.00 |
13.60 |
|
N |
202721.43-020613.6 |
20275-0206 |
S 749 |
DF |
2022 |
8 |
26 |
6.7 |
11.00 |
13.60 |
|
N |
202721.43-020613.6 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20275-0206 S 749 DF : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20275-0206 S 749 DF : MEASURES
No records found.
WDS 20275-0206 : 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 20275-0206 : ALADIN DSS IMAGE @ 20h 27m 21.43s -02° 06' 13.6"
WDS 20275-0206 S 749 DF : 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 |
|
20275-0206 |
S 749 |
DF |
26 |
6.7 |
1 |
Show |
|
20275-0206 |
S 749 |
CD |
239 |
77.5 |
2 |
Show |
|
20275-0206 |
S 749 |
CE |
197 |
18.8 |
2 |
Show |
|
20275-0206 |
S 749 |
AB |
189 |
60.0 |
2 |
Show |
|
20275-0206 |
S 749 |
AC |
329 |
45.6 |
2 |
Show |
|
20275-0206 |
S 749 |
AD |
269 |
89.9 |
2 |
Show |
|
20275-0206 |
LSC 89 |
Aa,Ab |
197 |
0.0 |
2 |
Show |
|
20268-0225 |
BRT 500 |
|
195 |
2.5 |
21 |
Show |
|
20258-0154 |
HJ 2960 |
|
232 |
13.2 |
27 |
Show |
|
20248-0220 |
J 1773 |
|
51 |
4.5 |
42 |
Show |
|
20285-0254 |
TDT2314 |
|
238 |
0.7 |
51 |
Show |
|
20243-0248 |
UC 4168 |
|
194 |
16.4 |
62 |
Show |
|
20263-0106 |
J 2311 |
|
99 |
6.0 |
64 |
Show |
|
20290-0105 |
BAL 612 |
|
238 |
8.5 |
66 |
Show |
|
20310-0126 |
UC 4204 |
|
179 |
49.4 |
67 |
Show |
|
20291-0102 |
TOB 311 |
|
110 |
23.2 |
70 |
Show |
|
20280-0318 |
J 1705 |
|
319 |
7.7 |
72 |
Show |
|
20300-0311 |
RST4668 |
|
162 |
2.2 |
76 |
Show |
|
20284-0321 |
RST4667 |
|
178 |
9.0 |
77 |
Show |
|
20237-0104 |
HDS2913 |
|
1 |
0.6 |
84 |
Show |
|
20313-0304 |
TDT2336 |
|
146 |
2.6 |
84 |
Show |
|
20329-0236 |
BRT 501 |
|
135 |
4.4 |
89 |
Show |
|
20249-0327 |
UC 4171 |
|
227 |
64.7 |
90 |
Show |
|
20212-0158 |
BRT 499 |
|
252 |
5.0 |
94 |
Show |
|
20266-0343 |
RST4666 |
|
199 |
0.5 |
98 |
Show |
|
20312-0328 |
J 1395 |
|
298 |
5.7 |
101 |
Show |
|
20227-0319 |
UC 4161 |
|
1 |
30.0 |
101 |
Show |
|
20319-0327 |
A 734 |
|
294 |
2.0 |
106 |
Show |
|
20317-0337 |
GWP2964 |
|
162 |
24.1 |
112 |
Show |
|
20199-0215 |
STF2661 |
|
341 |
24.4 |
113 |
Show |
|
20324-0330 |
HJ 919 |
|
219 |
24.6 |
113 |
Show |
|
20334-0321 |
HDS2936 |
|
156 |
0.2 |
118 |
Show |
|
20198-0134 |
RST4663 |
|
334 |
1.1 |
119 |
Show |
|
20275-0405 |
TDT2291 |
|
87 |
0.5 |
119 |
Show |
|
20248-0400 |
GWP2945 |
|
240 |
49.2 |
121 |
Show |
|
20204-0107 |
RST5154 |
|
301 |
3.3 |
121 |
Show |
|
20195-0239 |
KPP 468 |
|
45 |
4.6 |
123 |
Show |
|
20244-0408 |
HJ 915 |
AB |
335 |
45.4 |
130 |
Show |
|
20244-0408 |
HJ 915 |
AC |
36 |
25.1 |
130 |
Show |
|
20244-0408 |
ABH 140 |
AD |
69 |
14.4 |
130 |
Show |
|
20244-0408 |
ABH 140 |
AE |
102 |
40.3 |
130 |
Show |
|
20244-0408 |
ABH 140 |
AF |
311 |
98.1 |
130 |
Show |
|
20244-0408 |
ABH 140 |
AG |
272 |
94.0 |
130 |
Show |
|
20244-0408 |
ABH 140 |
AH |
241 |
115.5 |
130 |
Show |
|
20186-0146 |
BAL 258 |
AB |
46 |
5.8 |
133 |
Show |
|
20186-0146 |
J 1702 |
AC |
289 |
11.7 |
133 |
Show |
|
20190-0258 |
RST4662 |
|
355 |
1.2 |
135 |
Show |
|
20280-0009 |
HJ 916 |
AB |
260 |
14.8 |
136 |
Show |
|
20280-0009 |
SHY 333 |
BC |
149 |
999.9 |
136 |
Show |
|
20184-0245 |
HJ 911 |
|
122 |
21.5 |
141 |
Show |
|
20286-0426 |
TOK 700 |
|
235 |
0.1 |
141 |
|
|
WDS 20275-0206 : COMPONENTS
|
A |
Ab |
B |
C |
D |
E |
Ab |
pa=196.7°
sep=0.02"
| |
B |
pa=188.5°
sep=59.96"
| pa=188.5°
sep=59.94"
| |
C |
pa=325.8°
sep=44.84"
| pa=325.8°
sep=44.85"
| pa=350.4°
sep=97.77"
| |
D |
pa=268.1°
sep=91.94"
| pa=268.1°
sep=91.94"
| pa=304.1°
sep=100.26"
| pa=238.9°
sep=77.88"
| |
E |
pa=302.0°
sep=36.18"
| pa=302.0°
sep=36.19"
| pa=344.4°
sep=81.44"
| pa=197.1°
sep=18.78"
| pa=70.0°
sep=65.11"
| |
F |
pa=271.9°
sep=88.97"
| pa=271.9°
sep=88.97"
| pa=307.8°
sep=101.39"
| pa=241.8°
sep=72.34"
| pa=26.3°
sep=6.69"
| pa=254.4°
sep=60.45"
|
20275-0206 A
Name |
HD 194765 |
|
Coord arcsec 2000 |
202727.56-020610.5 |
|
Mag |
6.76 |
|
Spectral class |
F5V (yellow-white) |
|
PmRA |
-66.00 |
|
PmDE |
-68.0 |
|
SAO |
144450 |
|
HIP |
100896 |
|
Tycho2 |
5167-00198-1 |
|
HD |
194765 |
|
GC |
28447 |
|
BD |
BD-02 5283 |
|
Tycho2 |
5167-00198-1 |
|
Pflag |
|
|
RAmdeg |
306.86468450 |
|
DEmdeg |
-2.10307757 |
|
PmRA |
-65.1 |
|
PmDE |
-69.0 |
|
E RAmdeg |
4 |
|
E DEmdeg |
4 |
|
E pmRA |
1.0 |
|
E pmDE |
1.0 |
|
EpRAm |
1991.26 |
|
EpDEm |
1990.94 |
|
Num |
17 |
|
Q RAmdeg |
0.8 |
|
Q DEmdeg |
1.0 |
|
Q pmRA |
0.8 |
|
Q pmDE |
1.0 |
|
BTmag |
7.295 |
|
E BTmag |
0.015 |
|
VTmag |
6.755 |
|
E VTmag |
0.010 |
|
Prox |
599 |
|
TYC |
T |
|
HIP |
100896 |
|
CCDM |
|
|
RAdeg |
306.86483500 |
|
DEdeg |
-2.10290972 |
|
EpRA 1990 |
1.67 |
|
EpDE 1990 |
1.24 |
|
E RAdeg |
3.7 |
|
E DEdeg |
4.4 |
|
Posflg |
|
|
Corr |
-0.3 |
|
SAO |
144450 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
-0.0053 |
|
DE1950 |
|
|
PmDE1950 |
-0.06 |
|
Vmag |
6.6 |
|
SpType |
F8 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
28447 |
|
DM |
BD-02 5283 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
194765 |
|
M HD |
0 |
|
GC |
28447 |
|
RA1950rad |
5.34447944 |
|
DE1950rad |
-0.03958105 |
|
PmRA2000 |
-0.0051 |
|
PmDE2000 |
-0.063 |
|
Catalog |
H |
|
HIP |
100896 |
|
Proxy |
|
|
RAhms |
20 27 27.56 |
|
DEdms |
-02 06 10.5 |
|
Vmag |
6.71 |
|
VarFlag |
|
|
R Vmag |
H |
|
RAdeg |
306.865 |
|
DEdeg |
-2.10291 |
|
AstroRef |
|
|
Plx |
20.7 |
|
CCDM |
20274-0206 |
|
N CCDM |
I |
|
Nsys |
2 |
|
Ncomp |
1 |
|
MultFlag |
|
|
Source |
|
|
Qual |
|
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
194765 |
|
BD |
BD-02 5283 |
|
CD |
|
|
CP |
|
|
Dm number |
-02 5283 |
|
VIred |
0.58 |
|
SpType |
F8 |
|
R SpType |
|
|
Coord arcsec 2000 |
202727.56-020610.5 |
|
HIP |
100896 |
|
Sn |
5 |
|
So |
0 |
|
Nc |
1 |
|
RArad |
5.3558018733 |
|
DErad |
-0.036702682 |
|
Plx |
21.84 |
|
PmRA |
-64.8 |
|
PmDE |
-68.75 |
|
E RArad |
0.46 |
|
E DErad |
0.37 |
|
E Plx |
0.57 |
|
E pmRA |
0.7 |
|
E pmDE |
0.57 |
|
Hpmag |
6.8195 |
|
E Hpmag |
0.0006 |
|
SHp |
0.006 |
|
VA |
0 |
|
BV |
0.519 |
|
E BV |
0.007 |
|
VI |
0.59 |
|
20275-0206 Ab
Coord arcsec 2000 |
202727.56-020610.5 |
|
Mag |
7.7 |
|
Spectral class |
F9V (yellow-white) |
|
Calc delta mag |
0.4 |
|
Calc coord |
yes |
|
20275-0206 B
Coord arcsec 2000 |
202726.97-020709.8 |
|
Mag |
7.51 |
|
Spectral class |
G2V (yellow) |
|
PmRA |
-62.00 |
|
PmDE |
-69.0 |
|
SAO |
144449 |
|
HIP |
100895 |
|
Tycho2 |
5167-00488-1 |
|
HD |
194766 |
|
GC |
28446 |
|
BD |
BD-02 5282 |
|
Calc delta mag |
0.21 |
|
Calc coord |
yes |
|
Tycho2 |
5167-00488-1 |
|
Pflag |
|
|
RAmdeg |
306.86222069 |
|
DEmdeg |
-2.11952183 |
|
PmRA |
-61.5 |
|
PmDE |
-70.1 |
|
E RAmdeg |
4 |
|
E DEmdeg |
6 |
|
E pmRA |
1.2 |
|
E pmDE |
1.3 |
|
EpRAm |
1991.33 |
|
EpDEm |
1990.70 |
|
Num |
12 |
|
Q RAmdeg |
1.5 |
|
Q DEmdeg |
1.3 |
|
Q pmRA |
1.5 |
|
Q pmDE |
1.3 |
|
BTmag |
8.076 |
|
E BTmag |
0.015 |
|
VTmag |
7.514 |
|
E VTmag |
0.011 |
|
Prox |
599 |
|
TYC |
T |
|
HIP |
100895 |
|
CCDM |
|
|
RAdeg |
306.86236278 |
|
DEdeg |
-2.11935028 |
|
EpRA 1990 |
1.68 |
|
EpDE 1990 |
1.21 |
|
E RAdeg |
4.2 |
|
E DEdeg |
5.5 |
|
Posflg |
|
|
Corr |
-0.2 |
|
SAO |
144449 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
-0.0055 |
|
DE1950 |
|
|
PmDE1950 |
-0.055 |
|
Vmag |
8 |
|
SpType |
F8 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
28446 |
|
DM |
BD-02 5282 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
194766 |
|
M HD |
0 |
|
GC |
28446 |
|
RA1950rad |
5.34443124 |
|
DE1950rad |
-0.03986675 |
|
PmRA2000 |
-0.0053 |
|
PmDE2000 |
-0.058 |
|
Catalog |
H |
|
HIP |
100895 |
|
Proxy |
|
|
RAhms |
20 27 26.97 |
|
DEdms |
-02 07 09.7 |
|
Vmag |
7.49 |
|
VarFlag |
|
|
R Vmag |
G |
|
RAdeg |
306.862 |
|
DEdeg |
-2.11935 |
|
AstroRef |
|
|
Plx |
21.49 |
|
CCDM |
20274-0206 |
|
N CCDM |
I |
|
Nsys |
2 |
|
Ncomp |
1 |
|
MultFlag |
|
|
Source |
|
|
Qual |
|
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
194766 |
|
BD |
BD-02 5282 |
|
CD |
|
|
CP |
|
|
Dm number |
-02 5282 |
|
VIred |
0.59 |
|
SpType |
F8 |
|
R SpType |
|
|
Coord arcsec 2000 |
202726.97-020709.7 |
|
HIP |
100895 |
|
Sn |
5 |
|
So |
0 |
|
Nc |
1 |
|
RArad |
5.3557587524 |
|
DErad |
-0.0369896414 |
|
Plx |
21.32 |
|
PmRA |
-59.31 |
|
PmDE |
-67.38 |
|
E RArad |
0.5 |
|
E DErad |
0.45 |
|
E Plx |
0.58 |
|
E pmRA |
0.77 |
|
E pmDE |
0.72 |
|
Hpmag |
7.6062 |
|
E Hpmag |
0.0008 |
|
SHp |
0.009 |
|
VA |
0 |
|
BV |
0.52 |
|
E BV |
0.01 |
|
VI |
0.59 |
|
20275-0206 C
Coord arcsec 2000 |
202725.88-020533.4 |
|
Coord calc |
202725.88-020533.4 |
|
Mag |
10.8 |
|
PmRA |
0.00 |
|
PmDE |
1.0 |
|
Calc delta mag |
3.5 |
|
20275-0206 D
Coord arcsec 2000 |
202721.43-020613.6 |
|
Coord calc |
202721.43-020613.6 |
|
Mag |
11 |
|
PmRA |
-17.00 |
|
PmDE |
-31.0 |
|
Calc delta mag |
3.7 |
|
20275-0206 E
Coord arcsec 2000 |
202725.51-020551.3 |
|
Mag |
13.7 |
|
Calc delta mag |
6.4 |
|
Calc coord |
yes |
|
20275-0206 F
Coord arcsec 2000 |
202721.63-020607.6 |
|
Mag |
13.6 |
|
PmRA |
35.00 |
|
PmDE |
41.0 |
|
Calc delta mag |
6.3 |
|
Calc coord |
yes |
|