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Doubles in session


Current system
16205-2131
LAF 133 AC


Nearby doubles
5' : 16205-2126
TOK 771

19' : 16197-2146
BOY 23AB

21' : 16198-2148
TOK 770

27' : 16220-2146
UC 3159

39' : 16214-2207
JNN 229

44' : 16189-2053
USD1255

51' : 16169-2137
USD1171

52' : 16219-2043
IRE 14AB

52' : 16180-2210
TDS9826

60' : 16196-2228
USD1282

63' : 16219-2031
LEO 13

64' : 16162-2152
USD1131

71' : 16220-2238
REP 50

71' : 16226-2235
TOK 772

73' : 16223-2238
BU 1297

73' : 16154-2147
RST3009

76' : 16249-2214
TOK 776

82' : 16148-2114
J 1590

87' : 16172-2255
USD1183

88' : 16145-2106
SHT 63AB

88' : 16205-2258
USD1330

88' : 16201-2003
SHJ 225AB

92' : 16176-2253
USD1206

92' : 16267-2200
TOK 779

92' : 16139-2125
KPP1200

93' : 16249-2240
KSA 129AB



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

16205-2131 LAF 133 AC

 
 
16h 20m 28.13s -21° 30' 32.4" P.A. 222.00 sep 4.4 mag 7.50,17.22 Sp A7III/IV
 
 
Coord 2000 16205-2131 Discov num LAF 133 Comp AC Coord arcsec 2000 16 20 28.13 -21 30 32.4
Date first 2008 Date last 2008 Obs 1
Pa first 222 Pa last 221.8 P.A. Now (θ) 221.8°
Sep first 4.4 Sep last 4.429 Sep. Now (ρ) 4.429"
Mag pri 7.50 Mag sec 17.22 delta mag (ΔM) 9.72 Spectral class A7III/IV (white)
Pri motion ra -010 Sec motion ra
Pri motion dec -025 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.
 
 
16205-2131 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 16 20 28 -21 30 32 LAF 133 AB 2018 2 71 0.3 7.50 9.86 2.36
Show 16 20 28 -21 30 32 LAF 133 AC 2008 1 222 4.4 7.50 17.22 9.72 <===
Show 16 20 28 -21 30 32 LAF 133 AD 2015 2 38 10.7 7.50 17.19 9.69
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Scorpius Gaia DR2 6244280229549582080
 
 
WDS 16205-2131 LAF 133 AC : 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
16205-2131 LAF 133 AC 2008 1 222 4.4 7.50 17.22 A7III/IV U K 162028.13-213032.4

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 16205-2131 LAF 133 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16205-2131 LAF 133 AC : MEASURES
 
 
No records found.

 
 
WDS 16205-2131 : VIRTUAL EYEPIECE
 
 

16205-2131 LAF 133A mag 7.5 Sp A7III/IV 16205-2131 LAF 133B sep 0.3 P.A. 69.90 mag 9.86 16205-2131 LAF 133C sep 4.3 P.A. 219.80 mag 17.22 16205-2131 LAF 133D sep 10.4 P.A. 35.60 mag 17.19 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 16205-2131 : ALADIN DSS IMAGE @ 16h 20m 28.13s -21° 30' 32.4"
 
 
 
 
WDS 16205-2131 LAF 133 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16205-2131 LAF 133AC distance=0' 16205-2126 TOK 771 distance=5' 16197-2146 BOY 23AB distance=19' 16197-2146 BOY 23AC distance=19' 16198-2148 TOK 770 distance=21' 16220-2146 UC 3159 distance=27' 16214-2207 JNN 229 distance=39' 16189-2053 USD1255 distance=44' 16169-2137 USD1171 distance=51' 16219-2043 IRE 14AB distance=52' 16219-2043 IRE 14AC distance=52' 16180-2210 TDS9826 distance=52' 16196-2228 USD1282 distance=60' 16219-2031 LEO 13 distance=63' 16162-2152 USD1131 distance=64' 16220-2238 REP 50 distance=71' 16226-2235 TOK 772 distance=71' 16223-2238 BU 1297 distance=73' 16154-2147 RST3009 distance=73' 16249-2214 TOK 776 distance=76' 16148-2114 J 1590 distance=82' 16205-2007 B 1808Ca,Cb distance=84' 16205-2007 SHJ 226CE distance=84' 16172-2255 USD1183 distance=87' 16145-2106 SHT 63AB distance=88' 16145-2106 SHT 63AC distance=88' 16205-2258 USD1330 distance=88' 16201-2003 SHJ 225AB distance=88' 16176-2253 USD1206 distance=92' 16267-2200 TOK 779 distance=92' 16139-2125 KPP1200 distance=92' 16249-2240 KSA 129Aa,Ab distance=93' 16249-2240 KSA 129AB distance=93' 16231-2301 IRE 15AB distance=98' 16231-2301 IRE 15AC distance=98' 16156-2243 GRE 4 distance=100' 16142-2217 TOK 764 distance=100' 16276-2138 KPP4000 distance=100' 16222-1953 USD1394 distance=101' 16175-2304 MET 76AB distance=102' 16175-2304 MET 76AC distance=102' 16175-2304 MET 76AD distance=102' 16175-2304 MET 76AE distance=102' 16229-2307 BU 624 distance=103' 16137-2215 TOK 761 distance=104' 16155-2010 USD1101 distance=106' 16181-1948 UC 3151 distance=108' 16133-2213 MET 70AB distance=109' 16133-2213 KSA 97AC distance=109' 16133-2213 MET 70AD distance=109' 16133-2213 MET 70AE distance=109' grafico limitrofi
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 16205-2131 LAF 133 AB 71 0.3
Show 16205-2131 LAF 133 AC 222 4.4
Show 16205-2131 LAF 133 AD 38 10.7
Show 16205-2126 TOK 771 55 0.1 5
Show 16197-2146 BOY 23 AB 310 0.2 19
Show 16197-2146 BOY 23 AC 141 2.6 19
Show 16198-2148 TOK 770 80 0.1 21
Show 16220-2146 UC 3159 284 7.3 27
Show 16214-2207 JNN 229 111 4.1 39
Show 16189-2053 USD1255 294 0.4 44
Show 16169-2137 USD1171 52 1.3 51
Show 16219-2043 IRE 14 AB 176 2.2 52
Show 16219-2043 IRE 14 AC 30 13.1 52
Show 16180-2210 TDS9826 230 1.9 52
Show 16196-2228 USD1282 87 0.3 60
Show 16219-2031 LEO 13 278 3.9 63
Show 16162-2152 USD1131 276 0.6 64
Show 16220-2238 REP 50 317 0.5 71
Show 16226-2235 TOK 772 204 0.1 71
Show 16223-2238 BU 1297 136 1.9 73
Show 16154-2147 RST3009 233 1.9 73
Show 16249-2214 TOK 776 156 0.1 76
Show 16148-2114 J 1590 246 9.4 82
Show 16205-2007 B 1808 Ca,Cb 171 0.1 84
Show 16205-2007 SHJ 226 CE 20 12.6 84
Show 16172-2255 USD1183 175 1.3 87
Show 16145-2106 SHT 63 AB 98 5.0 88
Show 16145-2106 SHT 63 AC 97 5.7 88
Show 16205-2258 USD1330 6 0.3 88
Show 16201-2003 SHJ 225 AB 333 47.1 88
Show 16176-2253 USD1206 167 0.6 92
Show 16267-2200 TOK 779 247 0.1 92
Show 16139-2125 KPP1200 207 9.3 92
Show 16249-2240 KSA 129 Aa,Ab 30 0.0 93
Show 16249-2240 KSA 129 AB 339 6.0 93
Show 16231-2301 IRE 15 AB 74 5.2 98
Show 16231-2301 IRE 15 AC 81 16.1 98
Show 16156-2243 GRE 4 339 1.9 100
Show 16142-2217 TOK 764 36 0.8 100
Show 16276-2138 KPP4000 340 2.9 100
Show 16222-1953 USD1394 225 1.8 101
Show 16175-2304 MET 76 AB 224 5.7 102
Show 16175-2304 MET 76 AC 350 6.3 102
Show 16175-2304 MET 76 AD 335 9.4 102
Show 16175-2304 MET 76 AE 82 9.5 102
Show 16229-2307 BU 624 325 1.4 103
Show 16137-2215 TOK 761 138 0.1 104
Show 16155-2010 USD1101 41 0.3 106
Show 16181-1948 UC 3151 258 40.4 108
Show 16133-2213 MET 70 AB 80 3.4 109
Show 16133-2213 KSA 97 AC 316 3.8 109

 
 
WDS 16205-2131 : COMPONENTS
 
 
  A B C
B pa=69.9°
sep=0.27"
 
C pa=219.8°
sep=4.29"
pa=221.5°
sep=4.53"
 
D pa=35.6°
sep=10.41"
pa=34.7°
sep=10.18"
pa=36.8°
sep=14.69"
 
 
16205-2131 A
 
 
Coord arcsec 2000 162028.13-213032.4 Mag 7.5 Spectral class A7III/IV (white) PmRA -10.00
PmDE -25.0
 
 
16205-2131 B
 
 
Coord arcsec 2000 162028.15-213032.3 Mag 9.86 Calc delta mag 2.36 Calc coord yes
 
 
16205-2131 C
 
 
Coord arcsec 2000 162027.93-213035.7 Mag 17.22 Calc delta mag 9.72 Calc coord yes
 
 
16205-2131 D
 
 
Coord arcsec 2000 162028.56-213023.9 Mag 17.19 Calc delta mag 9.69 Calc coord yes