20312+1116 CHR 99 Aa,Ab
20h 31m 11.94s +11° 15' 33.7" P.A. 142.00 sep 0.4 mag 7.10, Sp B8V dist. 321.54 pc (1048.86 l.y.)
Coord 2000 |
20312+1116 |
|
Discov num |
CHR 99 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
20 31 11.94 +11 15 33.7 |
|
Date first |
1983 |
|
Date last |
2016 |
|
Obs |
15 |
|
Pa first |
126 |
|
Pa last |
141.5 |
|
P.A. Now (θ) |
141.5° |
|
Sep first |
0.3 |
|
Sep last |
0.385 |
|
Sep. Now (ρ) |
0.385" |
|
Mag pri |
7.10 |
|
Mag sec |
|
|
delta mag (ΔM) |
|
|
Spectral class |
B8V (blue-white) |
|
Pri motion ra |
-004 |
|
Sec motion ra |
|
|
Pri motion dec |
-003 |
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
20312+1116 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
106195 |
20 31 12 +11 15 34 |
CHR 99 Aa,Ab |
2016 |
15 |
142 |
0.4 |
7.10 |
|
|
|
<=== |
Show |
HD 195482 |
106195 |
20 31 12 +11 15 34 |
STF 2690 A,BC |
2020 |
161 |
255 |
17.8 |
7.12 |
7.39 |
0.27 |
|
|
Show |
|
106195 |
20 31 12 +11 15 34 |
HJ 269 AD |
2016 |
17 |
108 |
23.0 |
7.12 |
12.10 |
4.98 |
|
|
Show |
|
|
20 31 12 +11 15 34 |
DA 1 BC |
2016 |
98 |
184 |
0.3 |
7.90 |
8.00 |
0.10 |
Y |
|
Quintuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Delphinus |
|
SAO |
106195 |
|
HIP |
101235 |
|
Tycho2 |
1095-01694-1 |
|
Gaia DR2 |
1755310188501616128 |
|
HD |
195483 |
|
HR |
7840 |
|
GC |
28545 |
|
ADS |
13946 |
|
BD |
BD+10 4307 |
|
Distance |
321.54 |
|
Distance ly |
1048.86 |
|
WDS 20312+1116 CHR 99 Aa,Ab : NOTES
discov_num |
notes |
refcode |
STF2690 |
A,BC: H 3 16. |
MEv2010 |
DA 1 |
BC: STT 407. |
|
|
BC: Malkov et al. (2012) derive dynamical and photometric masses of |
|
|
0.20 +/- 0.38 and 2.46 Msun, respectively. |
Mlk2012 |
REFERENCES
refcode |
metd |
author |
reference |
MEv2010 |
- |
MacEvoy, B. |
................... |
MEv2010 |
|
private communication, 2010 (see http://www.handprint.com/ASTRO/index.html) |
|
Mlk2012 |
not - |
Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. |
2012A&A...546A..69M |
Mlk2012 |
|
A&A 546, A69, 2012 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
CHR |
Center for High Ang. Res. Astronomy (speckle interferometry systems) |
3 |
DA |
Dawes, W.R. |
48 |
HJ |
Herschel, J.F.W. |
97 |
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 |
20312+1116 |
CHR 99 |
Aa,Ab |
2005 |
13 |
137 |
0.4 |
7.10 |
|
B8V |
|
203111.94+111533.7 |
20312+1116 |
CHR 99 |
Aa,Ab |
2016 |
14 |
142 |
0.4 |
7.10 |
|
B8V |
N |
203111.94+111533.7 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20312+1116 CHR 99 Aa,Ab : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20312+1116 CHR 99 Aa,Ab : MEASURES
No records found.
WDS 20312+1116 : 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 20312+1116 : ALADIN DSS IMAGE @ 20h 31m 11.94s +11° 15' 33.7"
WDS 20312+1116 CHR 99 Aa,Ab : 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 |
|
20312+1116 |
CHR 99 |
Aa,Ab |
142 |
0.4 |
|
Show |
|
20312+1116 |
STF2690 |
A,BC |
255 |
17.8 |
|
Show |
|
20312+1116 |
HJ 269 |
AD |
108 |
23.0 |
|
Show |
|
20312+1116 |
DA 1 |
BC |
184 |
0.3 |
|
Show |
|
20317+1124 |
BPM2182 |
|
228 |
99.8 |
12 |
Show |
|
20309+1126 |
LAU 4 |
AB |
271 |
28.1 |
12 |
Show |
|
20309+1126 |
STJ 5 |
Aa,Ab |
140 |
0.9 |
12 |
Show |
|
20308+1059 |
BPM2179 |
|
29 |
77.2 |
18 |
Show |
|
20301+1103 |
BPM2176 |
|
280 |
53.7 |
21 |
Show |
|
20303+1054 |
BU 63 |
AB |
347 |
0.9 |
26 |
Show |
|
20303+1054 |
BU 297 |
AC |
340 |
16.9 |
26 |
Show |
|
20322+1054 |
LDS4848 |
|
143 |
251.1 |
30 |
Show |
|
20288+1114 |
UC 4195 |
|
275 |
70.0 |
35 |
Show |
|
20316+1150 |
J 3 |
|
130 |
2.1 |
36 |
Show |
|
20329+1142 |
J 1 |
AB |
63 |
2.1 |
39 |
Show |
|
20329+1142 |
UC 4212 |
AC |
256 |
27.7 |
39 |
Show |
|
20285+1110 |
BPM2171 |
|
30 |
40.3 |
40 |
Show |
|
20339+1106 |
TDT2376 |
|
76 |
0.8 |
41 |
Show |
|
20298+1154 |
J 1243 |
|
121 |
3.2 |
41 |
Show |
|
20327+1151 |
BPM2184 |
|
293 |
59.7 |
42 |
Show |
|
20310+1200 |
DAM 673 |
|
251 |
13.3 |
45 |
Show |
|
20313+1201 |
BRT1345 |
|
197 |
4.9 |
46 |
Show |
|
20293+1155 |
BPM2173 |
AB |
21 |
4.6 |
49 |
Show |
|
20293+1155 |
BPM2173 |
AC |
35 |
34.0 |
49 |
Show |
|
20324+1202 |
GRV 351 |
|
12 |
70.6 |
51 |
Show |
|
20295+1033 |
J 3089 |
|
317 |
4.6 |
52 |
Show |
|
20345+1138 |
J 142 |
|
242 |
6.5 |
53 |
Show |
|
20348+1121 |
J 1344 |
|
103 |
2.5 |
53 |
Show |
|
20294+1029 |
DAM 214 |
|
298 |
5.3 |
54 |
Show |
|
20349+1120 |
TDT2394 |
|
2 |
0.5 |
55 |
Show |
|
20293+1029 |
J 3088 |
|
79 |
7.3 |
55 |
Show |
|
20326+1024 |
J 3092 |
|
336 |
5.3 |
56 |
Show |
|
20310+1213 |
GRV 348 |
|
81 |
14.8 |
58 |
Show |
|
20350+1134 |
BRT3358 |
|
288 |
1.9 |
59 |
Show |
|
20339+1032 |
BPM2189 |
|
259 |
69.9 |
59 |
Show |
|
20344+1153 |
LDS4851 |
|
328 |
4.4 |
60 |
Show |
|
20297+1018 |
STF2686 |
|
278 |
25.8 |
62 |
Show |
|
20270+1116 |
HJ 268 |
|
248 |
20.5 |
63 |
Show |
|
20354+1121 |
YR 16 |
|
278 |
0.7 |
63 |
Show |
|
20289+1022 |
J 3263 |
|
54 |
7.1 |
63 |
Show |
|
20345+1036 |
BPM2192 |
|
343 |
103.0 |
64 |
Show |
|
20292+1019 |
J 3264 |
|
358 |
5.9 |
64 |
Show |
|
20340+1206 |
MAD 8 |
|
245 |
20.9 |
65 |
Show |
|
20321+1220 |
HJ 1528 |
|
237 |
10.2 |
67 |
Show |
|
20264+1103 |
BPM2159 |
AB |
65 |
36.6 |
71 |
Show |
|
20264+1103 |
BPM2160 |
AC |
152 |
67.7 |
71 |
Show |
|
20263+1109 |
UC 4181 |
|
356 |
86.7 |
72 |
Show |
|
20266+1148 |
BPM2161 |
|
343 |
104.2 |
75 |
Show |
|
20260+1102 |
BPM2157 |
BC |
109 |
117.7 |
77 |
Show |
|
20337+1222 |
BPM2187 |
|
283 |
103.7 |
77 |
Show |
|
20260+1102 |
BPM2156 |
AB |
73 |
53.8 |
78 |
|
|
WDS 20312+1116 : COMPONENTS
|
A |
Ab |
B |
C |
Ab |
pa=142.0°
sep=0.38"
| |
B |
pa=0.0°
sep=0.00"
| pa=322.0°
sep=0.38"
| |
C |
pa=183.6°
sep=0.30"
| pa=271.1°
sep=0.25"
| pa=183.6°
sep=0.30"
| |
D |
pa=108.0°
sep=22.57"
| pa=107.5°
sep=22.25"
| pa=108.0°
sep=22.57"
| pa=107.3°
sep=22.50"
|
20312+1116 A
Name |
HD 195482 |
|
Coord arcsec 2000 |
203111.94+111533.7 |
|
Mag |
7.12 |
|
Spectral class |
B8V (blue-white) |
|
PmRA |
-4.00 |
|
PmDE |
-3.0 |
|
SAO |
106195 |
|
HIP |
101233 |
|
Tycho2 |
1095-01694-1 |
|
HD |
195482 |
|
GC |
28544 |
|
Tycho2 |
1095-01694-1 |
|
Pflag |
|
|
RAmdeg |
307.80444597 |
|
DEmdeg |
11.26061293 |
|
PmRA |
-4.1 |
|
PmDE |
-3.4 |
|
E RAmdeg |
5 |
|
E DEmdeg |
5 |
|
E pmRA |
2.1 |
|
E pmDE |
1.9 |
|
EpRAm |
1991.54 |
|
EpDEm |
1991.36 |
|
Num |
5 |
|
Q RAmdeg |
2.0 |
|
Q DEmdeg |
0.4 |
|
Q pmRA |
2.0 |
|
Q pmDE |
0.5 |
|
BTmag |
7.108 |
|
E BTmag |
0.016 |
|
VTmag |
7.116 |
|
E VTmag |
0.011 |
|
Prox |
172 |
|
TYC |
T |
|
HIP |
101235 |
|
CCDM |
A |
|
RAdeg |
307.80445583 |
|
DEdeg |
11.26062111 |
|
EpRA 1990 |
1.61 |
|
EpDE 1990 |
1.45 |
|
E RAdeg |
4.8 |
|
E DEdeg |
5.0 |
|
Posflg |
|
|
Corr |
0.0 |
|
SAO |
106195 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
-0.001 |
|
DE1950 |
|
|
PmDE1950 |
-0.008 |
|
Vmag |
7.3 |
|
SpType |
A0 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
28544 |
|
DM |
BD+10 4307 |
|
DMcomp |
BC |
|
BDsup |
|
|
HD |
195482 |
|
M HD |
0 |
|
GC |
28544 |
|
RA1950rad |
5.36169909 |
|
DE1950rad |
0.19355637 |
|
PmRA2000 |
-0.0009 |
|
PmDE2000 |
-0.011 |
|
Catalog |
H |
|
HIP |
101233 |
|
Proxy |
|
|
RAhms |
20 31 11.94 |
|
DEdms |
+11 15 33.7 |
|
Vmag |
7.28 |
|
VarFlag |
|
|
R Vmag |
H |
|
RAdeg |
307.8 |
|
DEdeg |
11.2594 |
|
AstroRef |
B |
|
Plx |
-3.06 |
|
CCDM |
20312+1116 |
|
N CCDM |
I |
|
Nsys |
2 |
|
Ncomp |
1 |
|
MultFlag |
C |
|
Source |
I |
|
Qual |
B |
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
195482 |
|
BD |
|
|
CD |
|
|
CP |
|
|
Dm number |
|
|
VIred |
0.04 |
|
SpType |
Am |
|
R SpType |
|
|
Coord arcsec 2000 |
203111.94+111533.7 |
|
HIP |
101233 |
|
Sn |
95 |
|
So |
3 |
|
Nc |
1 |
|
RArad |
5.3721191018 |
|
DErad |
0.1965129095 |
|
Plx |
16.67 |
|
PmRA |
10.28 |
|
PmDE |
-29.66 |
|
E RArad |
7.49 |
|
E DErad |
7.16 |
|
E Plx |
10.67 |
|
E pmRA |
10.25 |
|
E pmDE |
8.81 |
|
Hpmag |
7.4385 |
|
E Hpmag |
0.0483 |
|
SHp |
0 |
|
VA |
0 |
|
BV |
0.287 |
|
E BV |
0.012 |
|
VI |
0.33 |
|
Ccdm |
20312+1116 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
1.04 |
|
DDEs |
-21.3 |
|
R dRAs |
10 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
4 |
|
Vmag |
7.0 |
|
Sp |
A0 |
|
PmNote |
* |
|
PmRA |
0 |
|
PmDE |
1 |
|
Dm number |
+10 4307 |
|
Cat1 |
BD |
|
Name2 |
+11 2506 |
|
Cat2 |
AGK2/3 |
|
HD |
195483 |
|
M HD |
|
|
ADS BDS |
A13946 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
20264N1055A |
|
HIC |
101235 |
|
20312+1116 Ab
Coord arcsec 2000 |
203111.96+111533.4 |
|
SAO |
106196 |
|
HIP |
101235 |
|
HD |
195483 |
|
HR |
7840 |
|
GC |
28545 |
|
BD |
BD+10 4307 |
|
Calc delta mag |
7.1 |
|
Calc coord |
yes |
|
SAO |
106196 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
-0.0001 |
|
DE1950 |
|
|
PmDE1950 |
0 |
|
Vmag |
7 |
|
SpType |
A0 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
28545 |
|
DM |
BD+10 4307 |
|
DMcomp |
A |
|
BDsup |
|
|
HD |
195483 |
|
M HD |
0 |
|
GC |
28545 |
|
RA1950rad |
5.36177753 |
|
DE1950rad |
0.19357856 |
|
PmRA2000 |
0 |
|
PmDE2000 |
-0.003 |
|
Catalog |
H |
|
HIP |
101235 |
|
Proxy |
|
|
RAhms |
20 31 13.07 |
|
DEdms |
+11 15 38.3 |
|
Vmag |
7.08 |
|
VarFlag |
|
|
R Vmag |
H |
|
RAdeg |
307.804 |
|
DEdeg |
11.2606 |
|
AstroRef |
A |
|
Plx |
-6.04 |
|
CCDM |
20312+1116 |
|
N CCDM |
I |
|
Nsys |
2 |
|
Ncomp |
1 |
|
MultFlag |
C |
|
Source |
P |
|
Qual |
B |
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
195483 |
|
BD |
BD+10 4307 |
|
CD |
|
|
CP |
|
|
Dm number |
+10 4307 |
|
VIred |
0.01 |
|
SpType |
B8V |
|
R SpType |
|
|
Coord arcsec 2000 |
203113.07+111538.3 |
|
HIP |
101235 |
|
Sn |
95 |
|
So |
3 |
|
Nc |
1 |
|
RArad |
5.372201225 |
|
DErad |
0.1965349987 |
|
Plx |
-3.11 |
|
PmRA |
-13.01 |
|
PmDE |
-15.89 |
|
E RArad |
5.64 |
|
E DErad |
5.95 |
|
E Plx |
8.08 |
|
E pmRA |
8.12 |
|
E pmDE |
7.75 |
|
Hpmag |
7.0893 |
|
E Hpmag |
0.0406 |
|
SHp |
0.15 |
|
VA |
0 |
|
BV |
-0.011 |
|
E BV |
0.01 |
|
VI |
0.01 |
|
20312+1116 B
Coord arcsec 2000 |
203111.94+111533.7 |
|
Mag |
7.9 |
|
Spectral class |
Am (white) |
|
PmRA |
-6.00 |
|
PmDE |
-10.0 |
|
Calc delta mag |
0.8 |
|
Ccdm |
20312+1116 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
STF2690 |
|
DRAs |
-0.04 |
|
DDEs |
-26.3 |
|
R dRAs |
10 |
|
Year |
1958 |
|
Theta |
256 |
|
Rho |
16.7 |
|
Obs |
99 |
|
Vmag |
7.9 |
|
Sp |
A0 |
|
PmNote |
* |
|
PmRA |
-4 |
|
PmDE |
-9 |
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
+11 2505 |
|
Cat2 |
AGK2/3 |
|
HD |
195482 |
|
M HD |
|
|
ADS BDS |
A13946 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
20264N1055B |
|
HIC |
101233 |
|
20312+1116 C
Coord arcsec 2000 |
203111.94+111533.4 |
|
Mag |
8 |
|
PmRA |
-6.00 |
|
PmDE |
-10.0 |
|
Calc delta mag |
0.9 |
|
Calc coord |
yes |
|
Ccdm |
20312+1116 |
|
RComp |
B |
|
Comp |
C |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
DA 1 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
1960 |
|
Theta |
244 |
|
Rho |
0.2 |
|
Obs |
99 |
|
Vmag |
8.0 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
A13946 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
20264N1055C |
|
HIC |
101233 |
|
20312+1116 D
Coord arcsec 2000 |
203113.40+111526.7 |
|
Mag |
12.1 |
|
Calc delta mag |
5 |
|
Calc coord |
yes |
|
Ccdm |
20312+1116 |
|
RComp |
|
|
Comp |
D |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
HJ 269 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
1878 |
|
Theta |
106 |
|
Rho |
23.5 |
|
Obs |
8 |
|
Vmag |
12.0 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
A13946 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
20264N1055D |
|
HIC |
|
|