16275-2431 DCH 77 AB
16h 27m 27.38s -24° 31' 16.6" P.A. 314.00 sep 8.8 mag 9.32,15.57
Coord 2000
16275-2431
Discov num
DCH 77
Comp
AB
Coord arcsec 2000
16 27 27.38 -24 31 16.6
Date first
2001
Date last
2008
Obs
3
Pa first
313
Pa last
314.3
P.A. Now (θ)
314.3°
Sep first
8.7
Sep last
8.78
Sep. Now (ρ)
8.78"
Mag pri
9.32
Mag sec
15.57
delta mag (ΔM)
6.25
Spectral class
Pri motion ra
-019
Sec motion ra
Pri motion dec
-299
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.
16275-2431 SYSTEM COMPONENTS
Show
name
SAO
coord
wds_name
last
obs
pa
sep
mag1
mag2
d_mag
orb
current
Show 16 27 27 -24 31 17
CST 10 Aa,Ab
2000
2
353
0.5
10.00
10.30
0.30
Show 16 27 27 -24 31 17
DCH 77 AB
2008
3
314
8.8
9.32
15.57
6.25
<===
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation
Ophiuchus
Gaia DR2
6049145812156155392
WDS 16275-2431 DCH 77 AB : NOTES
discov_num
notes
refcode
DCH 77
Primary is young stellar object VSSG 25 = WL 13. The B component is a
young brown dwarf, mass ~30 Mjup.
ShC2011
REFERENCES
refcode
metd
author
reference
ShC2011
Hi j
Shirono, C., Itoh, Y., & Oasa, Y.
2011PASJ...63.1071S
ShC2011
+Ci
PASJ 63, 1071, 2011
ShC2011
(JHK mags for primaries from 2MASS. Dates for Spitzer measures extracted from
ShC2011
Spitzer/IRAC Archive. Coarse date of 2008 given for Subaru data unless actual
ShC2011
observation date listed in paper.)
DISCOVERER
idgroup
discov
author
1
CST
Costa, A., Jessop, N.E., Yun, J.L., Santos, C.A., Ward-Thompson, D., & Casali, M.
2
DCH
Duchene, G., Bouvier, J. & Simon, T
25
DCH
Duchene, G., McCabe, C., Pinte, C., Stapelfeldt, K.R., Menard, F., Duvert, G.,
25
DCH
Ghez, A.M., Maness, H.L., Bouy, H., Barrado y Navascues, D., Morales-Calderon, M.,
25
DCH
Wolf, S., et al.
28
DCH
Duchene, G., Oon, J.T., De Rosa, R.J., Kantorski, P., Coy, B., Wang, J.J., Thomas,
28
DCH
S., Patience, J., Pueyo, L., Nielsen, E.L. & Konopacky, Q.
WDS HISTORIC DATA
coord_2000
discov_num
comp
epoch
obs
pa
sep
mag_pri
mag_sec
spectr
notes
coord_arcsec_2000
16275-2431
DCH 77
AB
2001
1
313
8.7
9.32
15.57
DK
162727.38-243116.6
16275-2431
DCH 77
AB
2008
3
314
8.8
9.32
15.57
N K
162727.38-243116.6
If you need more information about this double, apply for a
data request form to the WDS.
WDS 16275-2431 DCH 77 AB : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 16275-2431 DCH 77 AB : MEASURES
No records found.
WDS 16275-2431 : VIRTUAL EYEPIECE
WDS 16275-2431 : ALADIN DSS IMAGE @ 16h 27m 27.38s -24° 31' 16.6"
DSS color
DSS blue
2MASS
AllWISE
GALEX
SDSS9
XMM
PanSTARRS
WDS 16275-2431 DCH 77 AB : NEIGHBORHOODS
Show
name
coord_2000
discov#
comp
pa
sep
dist(')
Show 16275-2431
CST 10
Aa,Ab
353
0.5
Show 16275-2431
DCH 77
AB
314
8.8
Show 16274-2430
ALO 9
CD
313
8.5
2
Show 16275-2433
DCH 78
196
7.6
2
Show 16274-2430
ALO 8
AB
84
6.0
3
Show 16276-2431
HCH 5
122
15.3
3
Show 16273-2429
RAT 12
Ca,Cb
284
0.2
3
Show 16273-2429
YLW 12
AB
66
8.6
4
Show 16273-2429
YLW 12
AC
128
15.8
4
Show 16273-2429
YLW 12
AD
61
25.5
4
Show 16275-2427
CST 9
Ba,Bb
258
0.2
4
Show 16275-2427
YLW 17
AB
134
33.0
4
Show 16275-2427
SHC 1
AC
68
11.4
4
Show 16278-2432
DCH 83
AB
161
2.2
5
Show 16278-2432
DCH 83
AC
56
3.3
5
Show 16271-2426
ALO 5
Ba,Bb
48
0.3
6
Show 16271-2426
ALO 5
BD
145
7.3
6
Show 16279-2432
HCH 6
AB
324
7.3
6
Show 16279-2432
DCH 84
AC
202
7.1
6
Show 16279-2432
DCH 84
AD
86
9.0
6
Show 16271-2429
CST 7
321
0.8
6
Show 16271-2426
YLW 10
AB
100
132.4
7
Show 16271-2426
YLW 10
AC
65
149.5
7
Show 16273-2424
DCH 76
215
5.6
8
Show 16269-2429
DCH 74
205
9.3
8
Show 16276-2438
DCH 79
84
6.3
8
Show 16278-2426
RAT 14
207
0.1
8
Show 16278-2425
RAT 13
198
0.3
8
Show 16273-2439
RIE 1
BC
270
3.2
8
Show 16273-2439
RES 1
BD
52
3.7
8
Show 16273-2439
RES 1
CD
353
2.3
8
Show 16270-2436
YLW 4
AB
308
29.6
8
Show 16270-2436
YLW 4
AC
2
58.1
8
Show 16273-2439
YLW 11
AB
102
58.0
9
Show 16270-2436
YLW 4
BC
32
47.2
9
Show 16275-2440
YLW 16
AB
102
24.0
9
Show 16275-2440
TER 2
Aa,Ab
267
0.3
9
Show 16277-2439
DCH 82
AB
100
6.4
9
Show 16277-2439
DCH 82
AC
80
8.1
9
Show 16277-2439
DCH 82
AD
254
9.8
9
Show 16280-2436
DCH 86
AB
116
6.8
9
Show 16280-2436
DCH 86
AC
113
7.2
9
Show 16276-2439
DCH 80
102
3.3
9
Show 16281-2435
DCH 87
84
8.0
9
Show 16269-2426
RAT 10
134
0.1
9
Show 16268-2428
BNY 1
341
4.4
10
Show 16274-2441
GRT 1
Aa,Ab
334
0.6
10
Show 16274-2441
ALO 10
AB
323
7.2
10
Show 16277-2422
GHE 23
353
0.6
10
Show 16271-2440
ALO 4
354
7.7
11
Show 16273-2442
CST 8
AB
78
0.1
11
WDS 16275-2431 : COMPONENTS
A
Ab
Ab
pa=353.9°
B
pa=317.0° pa=315.0°
16275-2431 A
Coord arcsec 2000
162727.38-243116.6
Mag
9.32
PmRA
-19.00
PmDE
-299.0
16275-2431 Ab
Coord arcsec 2000
162727.38-243116.1
Mag
10.3
Calc delta mag
0.3
Calc coord
yes
16275-2431 B
Coord arcsec 2000
162726.96-243110.5
Mag
15.57
Calc delta mag
5.57
Calc coord
yes
