16058-2023 LAF 105 AB
16h 05m 45.40s -20° 23' 08.8" P.A. 147.00 sep 1.6 mag 10.41,17.61 Sp M2
Coord 2000 |
16058-2023 |
|
Discov num |
LAF 105 |
|
Comp |
AB |
|
Coord arcsec 2000 |
16 05 45.40 -20 23 08.8 |
|
Date first |
2008 |
|
Date last |
2008 |
|
Obs |
1 |
|
Pa first |
147 |
|
Pa last |
146.5 |
|
P.A. Now (θ) |
146.5° |
|
Sep first |
1.6 |
|
Sep last |
1.602 |
|
Sep. Now (ρ) |
1.602" |
|
Mag pri |
10.41 |
|
Mag sec |
17.61 |
|
delta mag (ΔM) |
7.2 |
|
Spectral class |
M2 (red) |
|
Pri motion ra |
-022 |
|
Sec motion ra |
|
|
Pri motion dec |
-022 |
|
Sec motion dec |
|
|
Notes |
U
K
(Proper motion indicates non-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 not physical.
16058-2023 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
16 05 45 -20 23 09 |
LAF 105 AB |
2008 |
1 |
147 |
1.6 |
10.41 |
17.61 |
7.20 |
|
<=== |
Show |
|
|
16 05 45 -20 23 09 |
LAF 105 AC |
2015 |
2 |
48 |
2.1 |
10.41 |
13.54 |
3.13 |
|
|
Show |
|
|
16 05 45 -20 23 09 |
LAF 105 AD |
2015 |
2 |
60 |
10.0 |
10.41 |
16.91 |
6.50 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Scorpius |
|
Gaia DR2 |
6244077816335061504 |
|
SUSPECTED ORBITAL ELEMENTS
Identifier | 16057-2027 |
coord_arcsec_2000 | 160540.29-202657.1 |
Period (P) | 0.2901y | |
Periastron (T) | 1989.99y | |
Semi-major axis (a) | 0.0124a | |
Eccentricity (e) | 0.151 | |
Inclination (i) | 83.2° | |
Longitude of periastron (ω) | 85.7° | |
Node (Ω) | 215.2° | |
Notes | n | |
Reference | Are2000 | |
Equinox | | |
Last observation | | |
Grade | 9 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
102.3 |
0.002 |
2001 |
228.0 |
0.005 |
2002 |
46.1 |
0.007 |
2003 |
217.0 |
0.011 |
2004 |
38.7 |
0.012 |
2005 |
212.1 |
0.012 |
2006 |
34.0 |
0.012 |
2007 |
204.8 |
0.008 |
2008 |
25.7 |
0.006 |
2009 |
152.7 |
0.002 |
2010 |
237.6 |
0.003 |
2011 |
49.4 |
0.006 |
2012 |
218.3 |
0.010 |
2013 |
39.8 |
0.011 |
2014 |
213.2 |
0.012 |
2015 |
35.1 |
0.012 |
2016 |
207.1 |
0.009 |
2017 |
28.7 |
0.008 |
2018 |
181.2 |
0.003 |
2019 |
272.8 |
0.001 |
2020 |
54.6 |
0.005 |
2021 |
220.0 |
0.009 |
2022 |
41.2 |
0.010 |
2023 |
214.3 |
0.012 |
2024 |
36.1 |
0.012 |
2025 |
208.9 |
0.010 |
2026 |
30.7 |
0.009 |
2027 |
193.4 |
0.004 |
2028 |
352.9 |
0.002 |
2029 |
64.0 |
0.003 |
2030 |
222.2 |
0.008 |
|
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
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Measures: green=micrometric, blue=interferometric, purple=photographic |
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WDS 16058-2023 LAF 105 AB : NOTES
No records found.
REFERENCES
refcode |
metd |
author |
reference |
Laf2007 |
A j |
Lafreniere, D., Doyon, R., Marois, C., Nadeau, D., Oppenheimer, B.R., Roche, P.F., |
2007ApJ...670.1367L |
Laf2007 |
+C |
Rigaut, F., Graham, J.R., et al. |
|
Laf2007 |
|
ApJ 670, 1367, 2007 |
|
Laf2008 |
A j |
Lafreniere, D., Jayawardhana, R., Brandeker, A., Ahmic, M., & van Kerkwijk, M.H. |
2008ApJ...683..844L |
Laf2008 |
+Hp |
ApJ 683, 844, 2008 |
|
Laf2008b |
A j |
Lafreniere, D., Jayawardhana, R., & van Kerkwijk, M.H. |
2008ApJ...689L.153L |
Laf2008b |
|
ApJ 689, L153, 2008 |
|
Laf2009 |
Hn u |
Lafreniere, D., Marois, C., Doyon, R., & Barman, T. |
2009ApJ...694L.148L |
Laf2009 |
|
ApJ 694, L148, 2009 |
|
Laf2010 |
A u |
Lafreniere, D., Jayawardhana, R., & van Kerkwijk, M.H. |
2010ApJ...719..497L |
Laf2010 |
|
ApJ 719, 497, 2010 |
|
Laf2011 |
A u |
Lafreniere, D., Jayawardhana, R., Janson, M., Helling, C., Witte, S., & |
2011ApJ...730...42L |
Laf2011 |
|
Hauschildt, P. |
|
Laf2011 |
|
ApJ 730, 42, 2011 |
|
Laf2011 |
|
(photometry of both components based on 2MASS PSC plus their contrast measures) |
|
Laf2014 |
A j |
Lafreniere, D., Jayawardhana, R., van Kerkwijk, M.H., Brandeker, A., & Janson, M. |
2014ApJ...785...47L |
Laf2014 |
+Al |
ApJ 785, 47, 2014 |
|
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
16058-2023 |
LAF 105 |
AB |
2008 |
1 |
147 |
1.6 |
10.41 |
17.61 |
M2 |
U K |
160545.40-202308.8 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 16058-2023 LAF 105 AB : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 16058-2023 LAF 105 AB : MEASURES
No records found.
WDS 16058-2023 : VIRTUAL EYEPIECE
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
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WDS 16058-2023 : ALADIN DSS IMAGE @ 16h 05m 45.40s -20° 23' 08.8"
WDS 16058-2023 LAF 105 AB : 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 |
|
16058-2023 |
LAF 105 |
AB |
147 |
1.6 |
|
Show |
|
16058-2023 |
LAF 105 |
AC |
48 |
2.1 |
|
Show |
|
16058-2023 |
LAF 105 |
AD |
60 |
10.0 |
|
Show |
|
16053-2024 |
KSA 124 |
AB |
251 |
0.0 |
7 |
Show |
|
16053-2024 |
IRE 4 |
AC |
153 |
7.5 |
7 |
Show |
|
16054-2030 |
HLD 127 |
AB |
107 |
2.3 |
8 |
Show |
|
16054-2030 |
HLD 127 |
AC |
301 |
69.7 |
8 |
Show |
|
16062-2037 |
IRE 5 |
AB |
61 |
6.9 |
16 |
Show |
|
16062-2037 |
LAF 106 |
AC |
327 |
10.6 |
16 |
Show |
|
16070-2020 |
KSA 86 |
|
242 |
1.6 |
19 |
Show |
|
16057-2004 |
KOH 72 |
|
352 |
0.6 |
19 |
Show |
|
16070-2033 |
TOK 744 |
CD |
129 |
0.1 |
20 |
Show |
|
16070-2033 |
KSA 85 |
AB |
293 |
11.8 |
21 |
Show |
|
16071-2036 |
KSA 125 |
Aa,Ab |
339 |
0.2 |
23 |
Show |
|
16071-2036 |
KSA 125 |
AB |
234 |
2.1 |
23 |
Show |
|
16071-2036 |
IRE 6 |
AC |
48 |
11.9 |
23 |
Show |
|
16040-2031 |
IRE 3 |
AB |
281 |
9.5 |
27 |
Show |
|
16040-2031 |
LAF 100 |
AC |
101 |
7.3 |
27 |
Show |
|
16040-2031 |
LAF 100 |
AD |
293 |
8.5 |
27 |
Show |
|
16040-2031 |
LAF 100 |
AE |
339 |
8.8 |
27 |
Show |
|
16039-2032 |
KOH 70 |
AB |
256 |
0.1 |
28 |
Show |
|
16039-2032 |
KOH 70 |
AB,C |
82 |
4.0 |
28 |
Show |
|
16039-2032 |
LAF 99 |
AD |
203 |
2.8 |
28 |
Show |
|
16039-2032 |
LAF 99 |
AE |
217 |
3.3 |
28 |
Show |
|
16039-2032 |
LAF 99 |
AF |
354 |
4.3 |
28 |
Show |
|
16077-2036 |
BOY 20 |
|
18 |
0.1 |
31 |
Show |
|
16080-2028 |
IRE 7 |
AB |
325 |
7.1 |
33 |
Show |
|
16080-2028 |
IRE 7 |
AC |
68 |
10.8 |
33 |
Show |
|
16080-2028 |
LAF 113 |
AD |
69 |
3.5 |
33 |
Show |
|
16080-2028 |
LAF 113 |
AE |
265 |
4.0 |
33 |
Show |
|
16080-2028 |
LAF 113 |
AF |
139 |
4.8 |
33 |
Show |
|
16037-2006 |
LAF 98 |
AB |
140 |
4.6 |
34 |
Show |
|
16037-2006 |
LAF 98 |
AC |
65 |
5.3 |
34 |
Show |
Acrab |
16054-1948 |
BU 947 |
AB |
219 |
0.3 |
36 |
Show |
Acrab |
16054-1948 |
H 3 7 |
AC |
20 |
13.4 |
36 |
Show |
Acrab |
16054-1948 |
PWL9001 |
AD |
30 |
518.2 |
36 |
Show |
Acrab |
16054-1948 |
OCC9158 |
Aa,Ab |
-1 |
0.0 |
36 |
Show |
|
16054-1948 |
MCA 42 |
CE |
61 |
0.1 |
36 |
Show |
|
16080-2040 |
KSA 87 |
AB |
201 |
21.5 |
36 |
Show |
|
16080-2040 |
KSA 87 |
AC |
287 |
22.9 |
36 |
Show |
|
16063-1947 |
B 1799 |
|
200 |
2.2 |
37 |
Show |
|
16029-2023 |
KOH 69 |
|
27 |
0.3 |
41 |
Show |
|
16075-2100 |
TOK 746 |
|
113 |
0.6 |
44 |
Show |
|
16040-1946 |
LAF 101 |
AB |
242 |
9.5 |
45 |
Show |
|
16077-2058 |
OCC 388 |
|
-1 |
0.5 |
45 |
Show |
|
16030-2000 |
RST2995 |
|
9 |
2.9 |
45 |
Show |
|
16089-2034 |
IRE 9 |
AB |
216 |
8.9 |
47 |
Show |
|
16089-2034 |
LAF 119 |
AC |
223 |
5.9 |
47 |
Show |
|
16089-2034 |
LAF 119 |
AD |
334 |
6.7 |
47 |
Show |
|
16089-2034 |
LAF 119 |
AE |
173 |
10.1 |
47 |
Show |
|
16066-2109 |
KOH 74 |
|
28 |
1.2 |
48 |
|
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WDS 16058-2023 : COMPONENTS
|
A |
B |
C |
B |
pa=148.2°
sep=1.57"
| |
C |
pa=45.7°
sep=2.00"
| pa=12.5°
sep=2.80"
| |
D |
pa=58.7°
sep=9.54"
| pa=49.3°
sep=9.66"
| pa=62.1°
sep=7.60"
|
16058-2023 A
Coord arcsec 2000 |
160545.40-202308.8 |
|
Mag |
10.41 |
|
Spectral class |
M2 (red) |
|
PmRA |
-22.00 |
|
PmDE |
-22.0 |
|
16058-2023 B
Coord arcsec 2000 |
160545.46-202310.1 |
|
Mag |
17.61 |
|
Calc delta mag |
7.2 |
|
Calc coord |
yes |
|
16058-2023 C
Coord arcsec 2000 |
160545.50-202307.4 |
|
Mag |
13.54 |
|
Calc delta mag |
3.13 |
|
Calc coord |
yes |
|
16058-2023 D
Coord arcsec 2000 |
160545.98-202303.8 |
|
Mag |
16.91 |
|
Calc delta mag |
6.5 |
|
Calc coord |
yes |
|