18530-0935 CHR 81 AB (HD 174866)
18h 53m 01.80s -09° 34' 32.0" P.A. 89.00 sep 0.2 mag 6.34, Sp A7V dist. 99.6 pc (324.9 l.y.)
Coord 2000 |
18530-0935 |
|
Discov num |
CHR 81 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 53 01.80 -09 34 32.0 |
|
Date first |
1985 |
|
Date last |
1985 |
|
Obs |
1 |
|
Pa first |
89 |
|
Pa last |
88.9 |
|
P.A. Now (θ) |
88.9° |
|
Sep first |
0.2 |
|
Sep last |
0.182 |
|
Sep. Now (ρ) |
0.182" |
|
Mag pri |
6.34 |
|
Mag sec |
|
|
delta mag (ΔM) |
|
|
Spectral class |
A7V (white) |
|
Pri motion ra |
+037 |
|
Sec motion ra |
|
|
Pri motion dec |
-003 |
|
Sec motion dec |
|
|
Notes |
N
X
W
(See Notes, Dubious double, ) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 174866 |
|
Constellation |
Scutum |
|
SAO |
142741 |
|
HIP |
92674 |
|
Tycho2 |
5697-00410-1 |
|
HD |
174866 |
|
HR |
7110 |
|
GC |
25897 |
|
BD |
BD-09 4876 |
|
Distance |
99.6 |
|
Distance ly |
324.9 |
|
WDS 18530-0935 CHR 81 AB (HD 174866) : NOTES
discov_num |
notes |
refcode |
CHR 81 |
This system, first announced by McAlister and recalled in a later |
McA1984b |
|
McAlister paper after repeated attempts at confirmation, has been |
McA1993 |
|
restored. While perhaps still spurious, the subsequent confirmation or |
|
|
suspected duplicity (by another technique) makes the discovery |
|
|
measurement somewhat more probable. |
|
REFERENCES
refcode |
metd |
author |
reference |
McA1984b |
Sc j |
McAlister, H.A. & Hartkopf, W.I. |
................... |
McA1984b |
|
Catalog of Interferometric Measurements of Binary Stars, CHARA Contrib. #1, 1984 |
|
McA1984b |
|
(previously unpublished KPNO 2.1m and 3.8m data) |
|
McA1993 |
Sc j |
McAlister, H.A., Mason, B.D., Hartkopf, W.I., & Shara, M.M. |
1993AJ....106.1639M |
McA1993 |
+orb |
AJ 106, 1639, 1993 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
CHR |
Center for High Ang. Res. Astronomy (speckle interferometry systems) |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
18530-0935 |
CHR 81 |
AB |
1985 |
1 |
89 |
0.2 |
6.34 |
|
A7V |
NXW |
185301.80-093432.0 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 18530-0935 CHR 81 AB (HD 174866) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 18530-0935 CHR 81 AB (HD 174866) : MEASURES
No records found.
WDS 18530-0935 (HD 174866) : 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 18530-0935 (HD 174866) : ALADIN DSS IMAGE @ 18h 53m 01.80s -09° 34' 32.0"
WDS 18530-0935 CHR 81 AB (HD 174866) : 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 |
|
18530-0935 |
CHR 81 |
AB |
89 |
0.2 |
|
Show |
|
18547-0912 |
J 2240 |
|
236 |
4.6 |
35 |
Show |
|
18532-1013 |
SZA 6 |
|
89 |
0.2 |
39 |
Show |
|
18554-1008 |
RST4608 |
|
7 |
0.5 |
49 |
Show |
|
18550-1013 |
RST4607 |
|
126 |
1.0 |
49 |
Show |
|
18561-0914 |
J 2242 |
|
129 |
4.8 |
52 |
Show |
|
18566-0911 |
J 2243 |
|
308 |
8.9 |
61 |
Show |
|
18492-0957 |
A 1888 |
|
165 |
2.2 |
61 |
Show |
|
18552-0835 |
J 2535 |
|
330 |
2.4 |
68 |
Show |
|
18575-0912 |
J 2244 |
|
56 |
6.8 |
73 |
Show |
|
18576-1001 |
HDS2688 |
|
197 |
0.3 |
73 |
Show |
|
18481-0950 |
J 2677 |
|
298 |
6.0 |
75 |
Show |
|
18509-0821 |
J 1638 |
|
264 |
7.9 |
80 |
Show |
|
18489-1027 |
RST4599 |
|
125 |
1.1 |
81 |
Show |
|
18480-1009 |
HDS2665 |
|
194 |
0.3 |
82 |
Show |
|
18501-0823 |
HDS2670 |
|
315 |
0.1 |
84 |
Show |
|
18566-1038 |
J 2536 |
|
164 |
2.9 |
85 |
Show |
|
18567-0826 |
J 2156 |
AB |
1 |
50.3 |
89 |
Show |
|
18471-0939 |
RST4598 |
AB |
244 |
1.7 |
89 |
Show |
|
18471-0939 |
J 106 |
AC |
151 |
4.4 |
89 |
Show |
|
18567-0826 |
J 2156 |
BC |
308 |
4.7 |
89 |
Show |
|
18490-0828 |
HDS2666 |
Aa,Ab |
257 |
0.2 |
90 |
Show |
|
18490-0828 |
STF2388 |
AB |
344 |
53.6 |
90 |
Show |
|
18490-0828 |
ABH 105 |
AD |
157 |
43.8 |
90 |
Show |
|
18490-0828 |
ABH 105 |
AE |
275 |
72.2 |
90 |
Show |
|
18490-0828 |
STF2388 |
BC |
18 |
21.1 |
91 |
Show |
|
18587-0857 |
BRT 486 |
|
61 |
4.5 |
92 |
Show |
|
18499-1057 |
DAM 122 |
|
303 |
8.6 |
95 |
Show |
|
18467-0916 |
JNN 118 |
|
268 |
3.4 |
96 |
Show |
|
18498-1057 |
J 2926 |
|
178 |
5.1 |
98 |
Show |
|
18581-0832 |
TDT1152 |
|
140 |
1.6 |
99 |
Show |
|
18467-1008 |
A 1887 |
|
265 |
3.4 |
99 |
Show |
|
18497-1059 |
J 2925 |
|
325 |
7.4 |
100 |
Show |
|
18493-1058 |
HO 439 |
|
157 |
3.5 |
101 |
Show |
|
18598-0938 |
J 2685 |
|
307 |
6.4 |
102 |
Show |
|
18508-0759 |
BU 970 |
|
107 |
1.6 |
102 |
Show |
|
18490-1059 |
J 2531 |
|
59 |
3.2 |
103 |
Show |
|
18591-0846 |
J 1663 |
AB |
115 |
3.6 |
103 |
Show |
|
18591-0846 |
J 1663 |
AC |
136 |
14.2 |
103 |
Show |
|
18499-0802 |
TDT1076 |
|
156 |
0.9 |
104 |
Show |
|
18460-0928 |
HO 88 |
|
27 |
2.2 |
104 |
Show |
|
18505-0756 |
HJ 868 |
AB |
84 |
9.7 |
105 |
Show |
|
18505-0756 |
ABH 106 |
AC |
130 |
26.2 |
105 |
Show |
|
18505-0756 |
ABH 106 |
AD |
145 |
49.0 |
105 |
Show |
|
18505-0756 |
ABH 106 |
AE |
263 |
44.5 |
105 |
Show |
|
18505-0756 |
ABH 106 |
AF |
184 |
65.4 |
105 |
Show |
|
18505-0756 |
ABH 106 |
AG |
115 |
104.3 |
105 |
Show |
|
18505-0756 |
ABH 106 |
AH |
87 |
92.6 |
105 |
Show |
|
18505-0756 |
ABH 106 |
AI |
123 |
56.7 |
105 |
Show |
|
18505-0756 |
ABH 106 |
AJ |
257 |
77.7 |
105 |
Show |
|
18505-0756 |
FOX 236 |
AK |
320 |
6.4 |
105 |
|
|
WDS 18530-0935 : COMPONENTS
18530-0935 A
Name |
HD 174866 |
|
Coord arcsec 2000 |
185301.80-093432.0 |
|
Mag |
6.34 |
|
Spectral class |
A7V (white) |
|
PmRA |
37.00 |
|
PmDE |
-3.0 |
|
SAO |
142741 |
|
HIP |
92674 |
|
Tycho2 |
5697-00410-1 |
|
HD |
174866 |
|
HR |
7110 |
|
GC |
25897 |
|
BD |
BD-09 4876 |
|
Tycho2 |
5697-00410-1 |
|
Pflag |
|
|
RAmdeg |
283.25753987 |
|
DEmdeg |
-9.57552005 |
|
PmRA |
22.5 |
|
PmDE |
15.5 |
|
E RAmdeg |
4 |
|
E DEmdeg |
4 |
|
E pmRA |
1.1 |
|
E pmDE |
1.1 |
|
EpRAm |
1991.40 |
|
EpDEm |
1991.32 |
|
Num |
16 |
|
Q RAmdeg |
0.8 |
|
Q DEmdeg |
1.0 |
|
Q pmRA |
0.8 |
|
Q pmDE |
1.0 |
|
BTmag |
6.572 |
|
E BTmag |
0.015 |
|
VTmag |
6.347 |
|
E VTmag |
0.010 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
92674 |
|
CCDM |
|
|
RAdeg |
283.25748806 |
|
DEdeg |
-9.57555583 |
|
EpRA 1990 |
1.80 |
|
EpDE 1990 |
1.69 |
|
E RAdeg |
3.6 |
|
E DEdeg |
4.0 |
|
Posflg |
|
|
Corr |
-0.1 |
|
SAO |
142741 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.0025 |
|
DE1950 |
|
|
PmDE1950 |
-0.003 |
|
Vmag |
6.3 |
|
SpType |
A3 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
25897 |
|
DM |
BD-09 4876 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
174866 |
|
M HD |
0 |
|
GC |
25897 |
|
RA1950rad |
4.9317884 |
|
DE1950rad |
-0.16821901 |
|
PmRA2000 |
0.0027 |
|
PmDE2000 |
-0.002 |
|
Catalog |
H |
|
HIP |
92674 |
|
Proxy |
|
|
RAhms |
18 53 01.80 |
|
DEdms |
-09 34 32.0 |
|
Vmag |
6.27 |
|
VarFlag |
|
|
R Vmag |
H |
|
RAdeg |
283.257 |
|
DEdeg |
-9.57556 |
|
AstroRef |
|
|
Plx |
9.83 |
|
CCDM |
|
|
N CCDM |
|
|
Nsys |
|
|
Ncomp |
1 |
|
MultFlag |
|
|
Source |
|
|
Qual |
|
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
174866 |
|
BD |
BD-09 4876 |
|
CD |
|
|
CP |
|
|
Dm number |
-09 4876 |
|
VIred |
0.55 |
|
SpType |
A7Vn |
|
R SpType |
|
|
Coord arcsec 2000 |
185301.80-093432.0 |
|
HIP |
92674 |
|
Sn |
5 |
|
So |
0 |
|
Nc |
1 |
|
RArad |
4.9437756843 |
|
DErad |
-0.1671250172 |
|
Plx |
10.04 |
|
PmRA |
24.54 |
|
PmDE |
15.7 |
|
E RArad |
0.46 |
|
E DErad |
0.31 |
|
E Plx |
0.48 |
|
E pmRA |
0.49 |
|
E pmDE |
0.4 |
|
Hpmag |
6.3789 |
|
E Hpmag |
0.0012 |
|
SHp |
0.009 |
|
VA |
0 |
|
BV |
0.2 |
|
E BV |
0.018 |
|
VI |
0.55 |
|
18530-0935 B
Coord arcsec 2000 |
185301.81-093432.0 |
|
Calc delta mag |
6.34 |
|
Calc coord |
yes |
|