15492-3539 NHR 8 Aa,B
15h 49m 12.14s -35° 39' 03.9" P.A. 42.00 sep 6.4 mag 11.40,18.50 Sp K7V
Coord 2000 |
15492-3539 |
|
Discov num |
NHR 8 |
|
Comp |
Aa,B |
|
Coord arcsec 2000 |
15 49 12.14 -35 39 03.9 |
|
Date first |
2004 |
|
Date last |
2006 |
|
Obs |
5 |
|
Pa first |
43 |
|
Pa last |
42.4 |
|
P.A. Now (θ) |
42.4° |
|
Sep first |
6.3 |
|
Sep last |
6.36 |
|
Sep. Now (ρ) |
6.36" |
|
Mag pri |
11.40 |
|
Mag sec |
18.50 |
|
delta mag (ΔM) |
7.1 |
|
Spectral class |
K7V (yellow-orange) |
|
Pri motion ra |
-014 |
|
Sec motion ra |
|
|
Pri motion dec |
-024 |
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
15492-3539 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
15 49 12 -35 39 04 |
NHR 8 Aa,Ab |
2012 |
18 |
278 |
0.7 |
11.40 |
|
|
Y |
|
Show |
|
|
15 49 12 -35 39 04 |
NHR 8 Aa,B |
2006 |
5 |
42 |
6.4 |
11.40 |
18.50 |
7.10 |
|
<=== |
Show |
|
|
15 49 12 -35 39 04 |
FMR 248 Aa,C |
2016 |
3 |
115 |
16.1 |
11.40 |
18.40 |
7.00 |
|
|
Quadruple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Lupus |
|
Gaia DR2 |
6011522757643074304 |
|
WDS 15492-3539 NHR 8 Aa,B : NOTES
discov_num |
notes |
refcode |
NHR 8 |
GQ Lup |
|
|
Primary is L1, age < 2 Myr. Radius of secondary may be ~2 Rjup and |
|
|
mass a few Jupiters. |
Nhr2005 |
|
Mugrauer & Neuhauser (2005) reanalyze all relative astrometry and |
Mug2005b |
|
conclude that pair is CPM and likely bound. |
|
|
Guenther et al. (2005) determine spectral type of secondary M9V - L4V, |
Gue2005 |
|
Teff 1600-2500K. |
|
|
Aa,Ab: Primary is T-Tauri type variable GQ Lup. Kraus et al. (2014) |
|
|
estimate the mass of the companion at 31 +/- 3 Mjup. |
KsA2014 |
REFERENCES
refcode |
metd |
author |
reference |
Gue2005 |
A - |
Guenther, E.W., Neuhauser, R., Wuchterl, G., Mugrauer, M., Bedalov, A. & |
2005AN....326..958G |
Gue2005 |
|
Hauschildt, P.H. |
|
Gue2005 |
|
AN 326, 958, 2005 |
|
KsA2014 |
A j |
Kraus, A.L., Ireland, M.J., Cieza, L.A., Hinkley, S., Dupuy, T.J., |
2014ApJ...781...20K |
KsA2014 |
|
Bowler, B.P., & Liu, M.C. |
|
KsA2014 |
|
ApJ 781, 20, 2014 |
|
Mug2005b |
Hp - |
Mugrauer, M. & Neuhauser, R. |
2005AN....326..701M |
Mug2005b |
+A |
AN 326, 701, 2005 |
|
Nhr2005 |
A j |
Neuhauser, R., Guenther, E., Wuchterl, G., Mugrauer, M., Bedalov, A., & |
2005A&A...435L..13N |
Nhr2005 |
+Ao |
Hauschildt, P.H. |
|
Nhr2005 |
+Hp |
A&A 435, L13, 2005 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
FMR |
Rica Romero, F.M. |
197 |
FMR |
Rica, F., Barrena, R., Antonio Henriquez, J., Vazquez, G., Vazquez, C., Hernandez, |
197 |
FMR |
D., Perez-Toledo, F., del Rosario, J.L., Vargas, P., de la Pinta, R. & Vila, M. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
15492-3539 |
NHR 8 |
Aa,B |
2006 |
5 |
42 |
6.4 |
11.40 |
18.50 |
K7V |
N D |
154912.14-353903.9 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 15492-3539 NHR 8 Aa,B : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 15492-3539 NHR 8 Aa,B : MEASURES
No records found.
WDS 15492-3539 : 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 15492-3539 : ALADIN DSS IMAGE @ 15h 49m 12.14s -35° 39' 03.9"
WDS 15492-3539 NHR 8 Aa,B : 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 |
|
15492-3539 |
NHR 8 |
Aa,Ab |
278 |
0.7 |
1 |
Show |
|
15492-3539 |
NHR 8 |
Aa,B |
42 |
6.4 |
1 |
Show |
|
15492-3539 |
FMR 248 |
Aa,C |
115 |
16.1 |
1 |
Show |
|
15479-3543 |
HWE 80 |
|
317 |
3.0 |
17 |
Show |
|
15496-3557 |
JSP 671 |
|
19 |
3.5 |
19 |
Show |
|
15471-3531 |
KOU 41 |
CD |
147 |
32.8 |
27 |
Show |
|
15481-3516 |
GHE 31 |
Aa,Ab |
176 |
0.3 |
27 |
Show |
|
15481-3516 |
GHE 31 |
AB |
69 |
13.3 |
27 |
Show |
|
15471-3531 |
B 2038 |
AB |
67 |
0.7 |
28 |
Show |
|
15471-3531 |
DUN 192 |
AB,C |
143 |
34.7 |
28 |
Show |
|
15518-3557 |
GHE 32 |
AB |
205 |
1.8 |
37 |
Show |
|
15518-3557 |
GHE 32 |
AC |
299 |
12.5 |
37 |
Show |
|
15509-3503 |
SEE 250 |
|
137 |
0.2 |
42 |
Show |
|
15522-3615 |
TDS9667 |
AB |
112 |
0.5 |
52 |
Show |
|
15451-3506 |
SEE 248 |
|
358 |
0.2 |
60 |
Show |
|
15520-3450 |
JNN 213 |
|
62 |
3.0 |
61 |
Show |
|
15470-3635 |
HDS2223 |
|
200 |
0.1 |
63 |
Show |
|
15505-3436 |
KPP2179 |
|
24 |
17.9 |
66 |
Show |
|
15467-3441 |
B 847 |
|
197 |
0.1 |
66 |
Show |
|
15438-3528 |
JNN 208 |
AB |
233 |
1.4 |
67 |
Show |
|
15438-3528 |
JNN 208 |
AC |
244 |
1.4 |
67 |
Show |
|
15532-3453 |
HJ 4815 |
|
119 |
13.6 |
68 |
Show |
|
15473-3433 |
JSP 667 |
|
306 |
2.1 |
71 |
Show |
|
15525-3643 |
HJ 4814 |
|
326 |
11.5 |
76 |
Show |
|
15547-3621 |
KPP1065 |
|
65 |
8.5 |
79 |
Show |
|
15428-3515 |
KPP2054 |
|
251 |
16.4 |
82 |
Show |
|
15469-3656 |
KOU 40 |
AB |
310 |
4.6 |
83 |
Show |
|
15442-3637 |
TVB 278 |
|
254 |
29.8 |
84 |
Show |
|
15481-3407 |
UC 3068 |
|
133 |
36.6 |
94 |
Show |
|
15429-3446 |
TDS9598 |
|
125 |
0.6 |
94 |
Show |
|
15452-3417 |
GHE 30 |
Aa,Ab |
246 |
0.2 |
96 |
Show |
|
15452-3417 |
KOH 48 |
AB |
297 |
2.8 |
96 |
Show |
|
15430-3442 |
SEE 245 |
|
341 |
0.6 |
96 |
Show |
|
15553-3439 |
JSP 674 |
|
164 |
1.6 |
97 |
Show |
|
15427-3443 |
ISO 1 |
AB |
133 |
0.5 |
98 |
Show |
|
15427-3443 |
RIZ 17 |
Aa,Ab |
-1 |
0.0 |
98 |
Show |
|
15413-3609 |
NSN 388 |
|
306 |
1.7 |
101 |
Show |
|
15450-3412 |
B 1305 |
|
26 |
3.5 |
102 |
Show |
|
15574-3611 |
HDS2247 |
|
169 |
0.3 |
105 |
Show |
|
15406-3557 |
KPP 350 |
|
206 |
3.5 |
107 |
Show |
|
15576-3620 |
SHN 207 |
|
-1 |
0.4 |
110 |
Show |
|
15405-3514 |
UC 3041 |
|
44 |
87.1 |
110 |
Show |
|
15578-3612 |
SWR 189 |
|
262 |
13.5 |
111 |
Show |
|
15402-3520 |
UC 3040 |
|
3 |
12.9 |
112 |
Show |
|
15544-3404 |
B 1308 |
|
268 |
0.5 |
115 |
Show |
|
15416-3430 |
UC 3043 |
|
302 |
11.1 |
116 |
Show |
|
15450-3354 |
UC 3053 |
|
278 |
17.6 |
117 |
Show |
|
15567-3426 |
COO 189 |
|
38 |
24.2 |
118 |
Show |
|
15392-3601 |
B 844 |
|
344 |
1.5 |
124 |
Show |
|
15504-3742 |
KPP 585 |
|
336 |
5.5 |
125 |
Show |
|
15454-3738 |
B 846 |
|
186 |
0.4 |
128 |
|
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WDS 15492-3539 : COMPONENTS
|
A |
Ab |
B |
Ab |
pa=279.3°
sep=0.58"
| |
B |
pa=36.6°
sep=5.85"
| pa=41.4°
sep=6.14"
| |
C |
pa=119.4°
sep=13.67"
| pa=118.6°
sep=14.21"
| pa=143.6°
sep=14.18"
|
15492-3539 A
Coord arcsec 2000 |
154912.14-353903.9 |
|
Mag |
11.4 |
|
Spectral class |
K7V (yellow-orange) |
|
PmRA |
-14.00 |
|
PmDE |
-24.0 |
|
15492-3539 Ab
Coord arcsec 2000 |
154912.09-353903.8 |
|
Calc delta mag |
11.4 |
|
Calc coord |
yes |
|
15492-3539 B
Coord arcsec 2000 |
154912.43-353859.2 |
|
Mag |
18.5 |
|
Calc delta mag |
7.1 |
|
Calc coord |
yes |
|
15492-3539 C
Coord arcsec 2000 |
154913.12-353910.6 |
|
Mag |
18.4 |
|
Spectral class |
M4 (red) |
|
PmRA |
-15.00 |
|
PmDE |
-22.0 |
|
Calc delta mag |
7 |
|
Calc coord |
yes |
|