16542-4151 SNA 54 BC
16h 54m 13.20s -41° 50' 32.5" P.A. 142.00 sep 1.0 mag 7.40,12.23 Sp O9IV
Coord 2000 |
16542-4151 |
|
Discov num |
SNA 54 |
|
Comp |
BC |
|
Coord arcsec 2000 |
16 54 13.20 -41 50 32.5 |
|
Date first |
2012 |
|
Date last |
2012 |
|
Obs |
1 |
|
Pa first |
142 |
|
Pa last |
142 |
|
P.A. Now (θ) |
142° |
|
Sep first |
1.0 |
|
Sep last |
1.01 |
|
Sep. Now (ρ) |
1.01" |
|
Mag pri |
7.40 |
|
Mag sec |
12.23 |
|
delta mag (ΔM) |
4.83 |
|
Spectral class |
O9IV (blue) |
|
Pri motion ra |
-001 |
|
Sec motion ra |
|
|
Pri motion dec |
-002 |
|
Sec motion dec |
|
|
Notes |
N
V
K
(See Notes, Proper motion indicates physical, 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
This double is physical.
16542-4151 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
NSV8023 |
227383 |
16 54 12 -41 50 57 |
WFC 183 AB |
2022 |
10 |
35 |
31.0 |
6.39 |
7.74 |
1.35 |
|
|
Show |
|
|
16 54 13 -41 50 32 |
SNA 54 Ba,Bb |
2012 |
1 |
348 |
0.0 |
7.50 |
10.80 |
3.30 |
|
|
Show |
|
|
16 54 13 -41 50 32 |
SNA 54 BC |
2012 |
1 |
142 |
1.0 |
7.40 |
12.23 |
4.83 |
|
<=== |
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Scorpius |
|
Tycho2 |
7876-02816-1 |
|
Gaia DR2 |
5966509022176616448 |
|
WDS 16542-4151 SNA 54 BC : NOTES
discov_num |
notes |
refcode |
SNA 54 |
Ba,Bb: This is a known SB2 with a period of 5.7d (Sana et al. 2007). |
Sna2007 |
|
We are lacking PIONIER data on this system, but resolved a third |
|
|
component at 43mas. |
Sna2014 |
HD 152249 |
NGC 6231 #293. We found a possible binary companion at a separation of |
|
|
0".06 which needs confirmation. |
Msn1998a |
REFERENCES
refcode |
metd |
author |
reference |
Msn1998a |
Sc j |
Mason, B.D., Gies, D.R., Hartkopf, W.I., Bagnuolo, Jr., W.G., |
1998AJ....115..821M |
Msn1998a |
|
ten Brummelaar, T.A., & McAlister, H.A. |
|
Msn1998a |
|
AJ 115, 821, 1998 |
|
Sna2007 |
not - |
Sana, H., Rauw, G., & Gosset, E. |
2007ApJ...659.1582S |
Sna2007 |
|
ApJ 659, 1582, 2007 |
|
Sna2014 |
Kv j |
Sana, H., LeBouquin, J.-B., Lacour, S., Berger, J.-P., Duvert, G., Gauchet, L., |
2014ApJS..215...15S |
Sna2014 |
+A |
Norris, B., Olofsson, J., Pickel, D., Zins, G., Absil, O., de Koter, A., |
|
Sna2014 |
|
Kratter, K., Schnurr, O., & Zinnecker, H. |
|
Sna2014 |
|
ApJS 215, 15, 2014 |
|
Sna2014 |
|
(NACO companions in Table 6 assumed physical if quoted probability of spurious |
|
Sna2014 |
|
detection <10%, optical if >90%, otherwise indeterminate) |
|
DISCOVERER
idgroup |
discov |
author |
1 |
WFC |
Schlesinger, F. & Barney, I. |
92 |
WFC |
Urban, S.E., Corbin, T.E., Wycoff, G.L., Martin, J.C., Jackson, E.S., |
92 |
WFC |
Zacharias, M.I., & Hall, D.M. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
16542-4151 |
SNA 54 |
BC |
2012 |
1 |
142 |
1.0 |
7.40 |
12.23 |
O9IV |
NV K |
165413.20-415032.5 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 16542-4151 SNA 54 BC : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 16542-4151 SNA 54 BC : MEASURES
No records found.
WDS 16542-4151 : 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 16542-4151 : ALADIN DSS IMAGE @ 16h 54m 13.20s -41° 50' 32.5"
WDS 16542-4151 SNA 54 BC : 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 |
|
16542-4151 |
SNA 54 |
Ba,Bb |
348 |
0.0 |
|
Show |
|
16542-4151 |
SNA 54 |
BC |
142 |
1.0 |
|
Show |
|
16542-4150 |
SEE 300 |
DE |
265 |
7.8 |
1 |
Show |
|
16542-4151 |
WFC 183 |
AB |
35 |
31.0 |
1 |
Show |
|
16543-4151 |
CPO 500 |
|
313 |
3.7 |
1 |
Show |
|
16542-4150 |
CHR 252 |
Aa,Ab |
237 |
0.1 |
2 |
Show |
|
16542-4150 |
SEE 297 |
AB |
130 |
13.2 |
2 |
Show |
|
16542-4150 |
SEE 297 |
AC |
122 |
23.1 |
2 |
Show |
|
16543-4150 |
B 1835 |
|
256 |
3.5 |
2 |
Show |
|
16541-4151 |
SEE 295 |
|
14 |
5.9 |
2 |
Show |
|
16543-4149 |
BRT 929 |
AB |
197 |
3.9 |
2 |
Show |
|
16543-4149 |
B 1834 |
CD |
313 |
4.6 |
2 |
Show |
|
16544-4150 |
HJ 4893 |
AB |
52 |
7.3 |
3 |
Show |
|
16544-4150 |
SNA 55 |
AC |
40 |
1.1 |
3 |
Show |
|
16544-4150 |
SNA 55 |
AD |
326 |
3.4 |
3 |
Show |
|
16540-4148 |
B 1833 |
AB |
75 |
0.5 |
4 |
Show |
|
16540-4148 |
B 1833 |
AC |
99 |
5.4 |
4 |
Show |
|
16540-4148 |
SEE 293 |
AD |
127 |
19.1 |
4 |
Show |
|
16540-4148 |
SEE 293 |
AE |
281 |
20.5 |
4 |
Show |
|
16540-4148 |
JC 23 |
AF |
19 |
56.7 |
4 |
Show |
|
16540-4148 |
SNA 51 |
Aa,Ab |
153 |
0.0 |
4 |
Show |
|
16540-4148 |
SEE 294 |
FG |
47 |
6.7 |
4 |
Show |
|
16540-4148 |
HJ 4892 |
FH |
300 |
8.8 |
4 |
Show |
|
16540-4148 |
SNA 51 |
Fa,Fb |
54 |
0.0 |
4 |
Show |
|
16539-4153 |
SNA 49 |
Aa,Ab |
345 |
0.1 |
5 |
Show |
|
16539-4153 |
SNA 49 |
AB |
18 |
2.2 |
5 |
Show |
|
16539-4153 |
SNA 49 |
AC |
332 |
2.9 |
5 |
Show |
|
16539-4153 |
SNA 49 |
AD |
145 |
5.1 |
5 |
Show |
|
16539-4153 |
SNA 49 |
AE |
65 |
5.3 |
5 |
Show |
|
16539-4153 |
SNA 49 |
AF |
175 |
7.2 |
5 |
Show |
|
16545-4153 |
SEE 302 |
AB |
33 |
3.2 |
5 |
Show |
|
16545-4153 |
SGH 1 |
AC |
277 |
4.1 |
5 |
Show |
|
16545-4148 |
SNA 56 |
Aa,Ab |
63 |
0.0 |
5 |
Show |
|
16545-4148 |
SNA 56 |
AB |
187 |
3.2 |
5 |
Show |
|
16545-4148 |
SNA 56 |
AC |
141 |
3.5 |
5 |
Show |
|
16546-4150 |
BRT 934 |
|
266 |
3.0 |
5 |
Show |
|
16542-4146 |
SEE 298 |
AB |
286 |
6.2 |
7 |
Show |
|
16542-4146 |
SEE 298 |
AC |
144 |
17.7 |
7 |
Show |
|
16540-4143 |
SEE 296 |
AC |
240 |
19.9 |
9 |
Show |
|
16540-4143 |
SNA 50 |
AB |
213 |
4.3 |
9 |
Show |
|
16538-4140 |
CPO 498 |
|
69 |
4.5 |
12 |
Show |
|
16542-4139 |
SNA 53 |
Aa,Ab |
1 |
0.0 |
13 |
Show |
|
16542-4139 |
SNA 53 |
AB |
313 |
3.2 |
13 |
Show |
|
16542-4139 |
SNA 53 |
AC |
22 |
5.1 |
13 |
Show |
|
16548-4202 |
RST1907 |
|
190 |
2.0 |
13 |
Show |
|
16528-4147 |
SNA 47 |
|
91 |
0.0 |
17 |
Show |
|
16551-4205 |
SEE 303 |
|
164 |
21.8 |
18 |
Show |
|
16535-4207 |
SNA 48 |
|
64 |
0.0 |
19 |
Show |
|
16523-4136 |
B 1832 |
AB |
234 |
4.1 |
26 |
Show |
|
16523-4136 |
B 1832 |
AC |
143 |
5.2 |
26 |
Show |
|
16547-4121 |
TDS 843 |
|
91 |
1.1 |
31 |
|
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WDS 16542-4151 : COMPONENTS
|
A |
B |
Bb |
B |
pa=35.1°
sep=30.31"
| |
Bb |
pa=35.0°
sep=30.34"
| pa=351.1°
sep=0.04"
| |
C |
pa=36.7°
sep=29.94"
| pa=149.8°
sep=0.92"
| pa=150.7°
sep=0.96"
|
16542-4151 A
Name |
NSV8023 |
|
Coord arcsec 2000 |
165411.64-415057.3 |
|
Mag |
6.39 |
|
Spectral class |
O9.5Ib (blue) |
|
PmRA |
0.00 |
|
PmDE |
-1.0 |
|
SAO |
227383 |
|
Tycho2 |
7876-02229-1 |
|
HD |
152249 |
|
HR |
6263 |
|
GC |
22737 |
|
DM |
CD-4111036 |
|
Tycho2 |
7876-02229-1 |
|
Pflag |
|
|
RAmdeg |
253.54850279 |
|
DEmdeg |
-41.84924086 |
|
PmRA |
0.2 |
|
PmDE |
-0.8 |
|
E RAmdeg |
4 |
|
E DEmdeg |
5 |
|
E pmRA |
1.1 |
|
E pmDE |
1.2 |
|
EpRAm |
1991.48 |
|
EpDEm |
1991.33 |
|
Num |
9 |
|
Q RAmdeg |
0.8 |
|
Q DEmdeg |
1.2 |
|
Q pmRA |
0.8 |
|
Q pmDE |
1.3 |
|
BTmag |
6.562 |
|
E BTmag |
0.015 |
|
VTmag |
6.389 |
|
E VTmag |
0.010 |
|
Prox |
304 |
|
TYC |
T |
|
HIP |
|
|
CCDM |
|
|
RAdeg |
253.54850194 |
|
DEdeg |
-41.84923889 |
|
EpRA 1990 |
1.80 |
|
EpDE 1990 |
1.68 |
|
E RAdeg |
4.1 |
|
E DEdeg |
4.8 |
|
Posflg |
|
|
Corr |
0.2 |
|
SAO |
227383 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.001 |
|
DE1950 |
|
|
PmDE1950 |
-0.04 |
|
Vmag |
6 |
|
SpType |
B0 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
22737 |
|
DM |
CD-4111036 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
152249 |
|
M HD |
0 |
|
GC |
22737 |
|
RA1950rad |
4.40991939 |
|
DE1950rad |
-0.72900175 |
|
PmRA2000 |
0.001 |
|
PmDE2000 |
-0.039 |
|
16542-4151 B
Coord arcsec 2000 |
165413.20-415032.5 |
|
Coord calc |
165413.20-415032.5 |
|
Mag |
7.4 |
|
Spectral class |
O9IV (blue) |
|
PmRA |
-1.00 |
|
PmDE |
-2.0 |
|
Tycho2 |
7876-02816-1 |
|
Calc delta mag |
1.01 |
|
Tycho2 |
7876-02816-1 |
|
Pflag |
|
|
RAmdeg |
253.55509150 |
|
DEmdeg |
-41.84236772 |
|
PmRA |
-0.8 |
|
PmDE |
-1.2 |
|
E RAmdeg |
7 |
|
E DEmdeg |
8 |
|
E pmRA |
1.2 |
|
E pmDE |
1.4 |
|
EpRAm |
1990.86 |
|
EpDEm |
1990.94 |
|
Num |
6 |
|
Q RAmdeg |
0.6 |
|
Q DEmdeg |
0.2 |
|
Q pmRA |
0.6 |
|
Q pmDE |
0.3 |
|
BTmag |
7.879 |
|
E BTmag |
0.017 |
|
VTmag |
7.743 |
|
E VTmag |
0.015 |
|
Prox |
304 |
|
TYC |
T |
|
HIP |
|
|
CCDM |
|
|
RAdeg |
253.55509361 |
|
DEdeg |
-41.84236500 |
|
EpRA 1990 |
1.71 |
|
EpDE 1990 |
1.59 |
|
E RAdeg |
6.6 |
|
E DEdeg |
8.4 |
|
Posflg |
|
|
Corr |
-0.2 |
|
16542-4151 Bb
Coord arcsec 2000 |
165413.20-415032.5 |
|
Mag |
10.8 |
|
Calc delta mag |
4.41 |
|
Calc coord |
yes |
|
16542-4151 C
Coord arcsec 2000 |
165413.24-415033.3 |
|
Mag |
12.23 |
|
Calc delta mag |
5.84 |
|
Calc coord |
yes |
|