17210-2107 TNN 8 AC
17h 21m 00.37s -21° 06' 46.5" P.A. 261.00 sep 10.8 mag 3.07,13.74 Sp F2V dist. 17.36 pc (56.63 l.y.)
Coord 2000
17210-2107
Discov num
TNN 8
Comp
AC
Coord arcsec 2000
17 21 00.37 -21 06 46.5
Date first
2004
Date last
2004
Obs
1
Pa first
261
Pa last
261.1
P.A. Now (θ)
261.1°
Sep first
10.8
Sep last
10.79
Sep. Now (ρ)
10.79"
Mag pri
3.07
Mag sec
13.74
delta mag (ΔM)
10.67
Spectral class
F2V (yellow-white)
Pri motion ra
+256
Sec motion ra
Pri motion dec
-211
Sec motion dec
Notes
N
K
(See Notes, K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
17210-2107 SYSTEM COMPONENTS
Show
name
SAO
coord
wds_name
last
obs
pa
sep
mag1
mag2
d_mag
orb
current
Show
Xi Oph
185296
17 21 00 -21 06 46
DON 832 AB
2016
18
26
4.1
4.40
8.90
4.50
Y
Show
185296
17 21 00 -21 06 46
TNN 8 AC
2004
1
261
10.8
3.07
13.74
10.67
<===
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation
Ophiuchus
SAO
185296
HIP
84893
Tycho2
6246-00664-1
HD
156897
HR
6445
GC
23423
GL
Gl 670A
BD
BD-20 4731
Bayer
Xi Ophiuchi
Bayer name
Xi Oph
Flamsteed
40 Ophiuchi
Flamsteed name
40 Oph
Distance
17.36
Distance ly
56.63
Bayer greek
ξ Oph
WDS 17210-2107 TNN 8 AC : NOTES
discov_num
notes
refcode
DON 832
xi Oph = 40 Oph
REFERENCES
refcode
metd
author
reference
Don1937
Ma j
Donner, H.F.
1937MmRAS..65...51R
Don1937
MemRAS 65, 51, 1937
Don1955
Ma -
Donner, H.F.
1955POMic..11....1R
Don1955
Pub. Univ. Michigan Obs. 11, 1, 1955
Don1964
Ma j
Donner, H.F.
1964POMic...9...73R
Don1964
Pub. Univ. Michigan Obs. 9, 73, 1964
Tnn2010
A j
Tanner, A.M., Gelino, C.R., & Law, N.M.
2010PASP..122.1195T
Tnn2010
PASP 122, 1195, 2010
WDS HISTORIC DATA
coord_2000
discov_num
comp
epoch
obs
pa
sep
mag_pri
mag_sec
spectr
notes
coord_arcsec_2000
17210-2107
TNN 8
AC
2004
1
261
10.8
3.07
13.74
F2V
N K
172100.37-210646.5
If you need more information about this double, apply for a
data request form to the WDS.
WDS 17210-2107 TNN 8 AC : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 17210-2107 TNN 8 AC : MEASURES
No records found.
WDS 17210-2107 : 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 17210-2107 : ALADIN DSS IMAGE @ 17h 21m 00.37s -21° 06' 46.5"
DSS color
DSS blue
2MASS
AllWISE
GALEX
SDSS9
XMM
PanSTARRS
WDS 17210-2107 TNN 8 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
17210-2107
DON 832
AB
26
4.1
Show
17210-2107
TNN 8
AC
261
10.8
Show
17200-2119
RST3086
265
2.6
20
Show
17221-2044
SEE 326
7
0.9
27
Show
17226-2049
DON 833
257
7.8
29
Show
17200-2132
HU 750
112
1.9
29
Show
17221-2138
LDS 594
99
4.8
37
Show
17190-2034
RSS 435
303
19.8
43
Show
17189-2029
ARA1124
73
6.6
48
Show
17228-2024
TDT 327
83
0.6
50
Show
17238-2138
HDS2456
205
0.1
51
Show
17236-2143
HLD 133
171
0.9
52
Show
17247-2126
HLD 134
140
4.5
56
Show
17226-2004
B 2834
354
6.5
67
Show
17189-2005
ARA 713
300
7.1
69
Show
17200-1959
I 592
270
14.7
70
Show
17159-2056
REP 47
66
4.4
72
Show
17250-2022
DON 838
340
0.4
73
Show
17257-2138
TDT 345
303
1.7
73
Show
17264-2123
OCC1097
-1
0.0
77
Show
17267-2128
OCC9164
-1
0.1
83
Show
17245-2217
RST3094
16
1.0
86
Show
17199-1941
A 2240
203
1.6
88
Show
17200-2234
RST3087
29
1.0
89
Show
17226-1937
MOC 12
AB
14
2.8
93
Show
17226-1937
MOC 12
AC
241
4.3
93
Show
17226-1937
MOC 12
AD
177
5.0
93
Show
17152-2154
KPP4030
289
3.1
94
Show
17151-2156
HU 749
151
1.9
96
Show
17178-1940
BHA 18
40
6.0
98
Show
17150-2203
B 2828
AB
192
5.7
101
Show
17150-2203
B 2828
AC
74
8.3
101
Show
17283-2058
A 2244
AB
51
0.1
103
Show
17283-2058
OCC1098
Aa,Ab
-1
0.1
103
Show
17233-1927
HDS2455
314
0.4
105
Show
17150-2210
ARA1816
345
14.1
105
Show
17185-2245
KIR 25
329
54.3
106
Show
17268-1959
I 599
133
2.2
106
Show
17216-2252
TDT 320
71
0.5
106
Show
17206-1920
A 2241
AB
70
5.3
107
Show
17206-1920
OCC 529
Aa,Ab
-1
1.3
107
Show
17133-2058
ARA1123
119
13.3
109
Show
17179-2247
ARA1818
61
8.5
109
Show
17244-2248
B 339
AB
207
3.6
112
Show
17244-2248
HJ 4948
AC
106
13.3
112
Show
17151-1951
B 336
AB
230
9.7
113
Show
17151-1951
B 336
BC
163
3.7
113
Show
17165-2245
ARA1817
167
11.6
116
Show
17188-1915
I 591
36
1.1
116
Show
17293-2115
OCC 410
-1
0.1
116
Show
17125-2109
HDS2432
65
11.3
120
WDS 17210-2107 : COMPONENTS
A
B
B
pa=24.8°
sep=4.03"
C
pa=260.5°
sep=10.08"
pa=245.4°
sep=12.80"
17210-2107 A
Name
Xi Oph
Coord arcsec 2000
172100.37-210646.5
Mag
4.4
Spectral class
F1III (yellow-white)
PmRA
256.00
PmDE
-211.0
SAO
185296
HIP
84893
Tycho2
6246-00664-1
HD
156897
HR
6445
GC
23423
BD
BD-20 4731
Bayer
Xi Ophiuchi
Bayer name
Xi
Flamsteed
40 Ophiuchi
Flamsteed name
40 Oph
Tycho2
6246-00664-1
Pflag
X
RAmdeg
DEmdeg
PmRA
PmDE
E RAmdeg
E DEmdeg
E pmRA
E pmDE
EpRAm
EpDEm
Num
Q RAmdeg
Q DEmdeg
Q pmRA
Q pmDE
BTmag
4.822
E BTmag
0.014
VTmag
4.431
E VTmag
0.009
Prox
999
TYC
HIP
84893
CCDM
RAdeg
260.25092028
DEdeg
-21.11243444
EpRA 1990
1.81
EpDE 1990
1.25
E RAdeg
3.2
E DEdeg
3.6
Posflg
Corr
0.2
SAO
185296
DelFlag
RA1950
PmRA1950
0.0165
DE1950
PmDE1950
-0.209
Vmag
4.5
SpType
F5
Double code
Source
70
CatNum
23423
DM
BD-20 4731
DMcomp
BDsup
HD
156897
M HD
0
GC
23423
RA1950rad
4.52914764
DE1950rad
-0.36758438
PmRA2000
0.0166
PmDE2000
-0.206
Catalog
H
HIP
84893
Proxy
RAhms
17 21 00.21
DEdms
-21 06 44.8
Vmag
4.39
VarFlag
R Vmag
G
RAdeg
260.251
DEdeg
-21.1124
AstroRef
Plx
57.48
CCDM
17210-2107
N CCDM
I
Nsys
1
Ncomp
1
MultFlag
Source
Qual
M HIP
Theta
Rho
HD
156897
BD
BD-20 4731
CD
CP
Dm number
-20 4731
VIred
0.47
SpType
F2/F3V
R SpType
Coord arcsec 2000
172100.21-210644.8
HIP
84893
Sn
5
So
0
Nc
1
RArad
4.5422346659
DErad
-0.3684814995
Plx
57.62
PmRA
263.84
PmDE
-205.85
E RArad
0.24
E DErad
0.18
E Plx
0.26
E pmRA
0.33
E pmDE
0.21
Hpmag
4.4704
E Hpmag
0.0006
SHp
0.004
VA
0
BV
0.394
E BV
0.019
VI
0.47
Ccdm
17210-2107
RComp
Comp
A
Note1
Note2
Discov num
DRAs
0.22
DDEs
13.7
R dRAs
10
Year
Theta
Rho
Obs
2
Vmag
4.5
Sp
F2
PmNote
*
PmRA
232
PmDE
-209
Dm number
-20 4731
Cat1
BD
Name2
185296
Cat2
SAO
HD
156897
M HD
ADS BDS
M ADS BDS
N IDS
IDS
17150S2100A
HIC
84893
17210-2107 B
Coord arcsec 2000
172100.49-210642.8
Mag
8.9
Spectral class
IV
Calc delta mag
4.5
Calc coord
yes
Ccdm
17210-2107
RComp
Comp
B
Note1
Note2
Discov num
DON 832
DRAs
DDEs
R dRAs
Year
1959
Theta
050
Rho
3.7
Obs
8
Vmag
9.0
Sp
PmNote
PmRA
PmDE
Dm number
Cat1
Name2
Cat2
HD
M HD
ADS BDS
M ADS BDS
N IDS
IDS
17150S2100B
HIC
84893
17210-2107 C
Coord arcsec 2000
172059.66-210648.2
Mag
13.74
Calc delta mag
9.34
Calc coord
yes