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Current system
21547+3220
LAF 67 AE


Nearby doubles
9' : 21554+3217
J 203

15' : 21544+3206
COU1042

17' : 21544+3204
TDT3227

21' : 21553+3239
OSO 162AB

24' : 21530+3210
KPP4254

25' : 21532+3205
ES 2322AB

32' : 21564+3156
HJ 1707

39' : 21573+3241
A 1226

41' : 21559+3141
ES 2360

43' : 21522+3252
ES 2321

44' : 21557+3301
AG 278

51' : 21571+3300
TDT3256

53' : 21509+3240
ES 382AB

56' : 21591+3216
J 1413

62' : 21568+3125
BRT 291

65' : 21599+3225
COU 841

66' : 21501+3151
BU 692AB

67' : 21534+3115
TDT3217

70' : 21519+3319
A 2692

72' : 21529+3327
J 3151

72' : 22003+3228
ES 2387

74' : 21577+3323
LSC 99AB

77' : 21492+3254
ES 2265

78' : 21487+3233
GRV 510

78' : 22008+3212
LDS4936

78' : 21487+3231
GRV 508



Selections
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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.

21547+3220 LAF 67 AE

 
 
21h 54m 45.04s +32° 19' 42.8" P.A. 138.00 sep 10.5 mag 5.70,22.20 Sp K0V
 
 
Coord 2000 21547+3220 Discov num LAF  67 Comp AE Coord arcsec 2000 21 54 45.04 +32 19 42.8
Date first 2005 Date last 2005 Obs 1
Pa first 138 Pa last 137.8 P.A. Now (θ) 137.8°
Sep first 10.5 Sep last 10.45 Sep. Now (ρ) 10.45"
Mag pri 5.70 Mag sec 22.20 delta mag (ΔM) 16.5 Spectral class K0V (yellow-orange)
Pri motion ra +211 Sec motion ra
Pri motion dec -234 Sec motion dec
Notes K (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.
 
 
21547+3220 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 54 45 +32 19 43 LAF 67 AB 2005 1 31 2.9 5.70 20.50 14.80
Show 21 54 45 +32 19 43 LAF 67 AC 2015 2 6 7.8 5.70 15.40 9.70
Show 21 54 45 +32 19 43 LAF 67 AD 2005 1 301 9.5 5.70 20.10 14.40
Show 21 54 45 +32 19 43 LAF 67 AE 2005 1 138 10.5 5.70 22.20 16.50 <===
Show 21 54 45 +32 19 43 LAF 67 AF 2005 1 152 11.4 5.70 21.50 15.80
Show 21 54 45 +32 19 43 LAF 67 AG 2005 1 121 13.2 5.70 19.40 13.70
Show 21 54 45 +32 19 43 LAF 67 AH 2005 1 33 13.5 5.70 20.30 14.60
Show 21 54 45 +32 19 43 LAF 67 AI 2005 1 64 15.1 5.70 17.70 12.00
Ninefold system
9 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Pegasus Gaia DR2 1898230241798771584
 
 
WDS 21547+3220 LAF 67 AE : 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
21547+3220 LAF 67 AE 2005 1 138 10.5 7.78 24.00 K0V D 215444.89+321944.9

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

 
 
WDS 21547+3220 LAF 67 AE : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21547+3220 LAF 67 AE : MEASURES
 
 
No records found.

 
 
WDS 21547+3220 : VIRTUAL EYEPIECE
 
 

21547+3220 LAF 67A mag 5.7 Sp K0V 21547+3220 LAF 67B sep 2.8 P.A. 26.60 mag 20.5 21547+3220 LAF 67C sep 7.7 P.A. 5.20 mag 15.4 21547+3220 LAF 67D sep 8.4 P.A. 305.40 mag 20.1 21547+3220 LAF 67E sep 9.8 P.A. 142.50 mag 22.2 21547+3220 LAF 67F sep 11.1 P.A. 155.40 mag 21.5 21547+3220 LAF 67G sep 11.8 P.A. 125.40 mag 19.4 21547+3220 LAF 67H sep 12.9 P.A. 28.90 mag 20.3 21547+3220 LAF 67I sep 13.3 P.A. 59.80 mag 17.7 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 21547+3220 : ALADIN DSS IMAGE @ 21h 54m 45.04s +32° 19' 42.8"
 
 
 
 
WDS 21547+3220 LAF 67 AE : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21547+3220 LAF 67AE distance=0' 21554+3217 J 203 distance=9' 21544+3206 COU1042 distance=15' 21544+3204 TDT3227 distance=17' 21553+3239 OSO 162AB distance=21' 21553+3239 OSO 162AC distance=21' 21530+3210 KPP4254 distance=24' 21532+3205 ES 2322BC distance=24' 21532+3205 ES 2322DE distance=25' 21532+3205 ES 2322AB distance=25' 21532+3205 ES 2322AD distance=25' 21564+3156 HJ 1707 distance=32' 21573+3241 A 1226 distance=39' 21559+3141 ES 2360 distance=41' 21522+3252 ES 2321 distance=43' 21557+3301 AG 278 distance=44' 21571+3300 TDT3256 distance=51' 21509+3240 ES 382AB distance=53' 21509+3240 ES 382AC distance=53' 21509+3240 FYM 143AF distance=53' 21509+3240 FYM 143CD distance=54' 21509+3240 FYM 143CE distance=54' 21509+3240 FYM 143CF distance=54' 21591+3216 J 1413 distance=56' 21568+3125 BRT 291 distance=62' 21599+3225 COU 841 distance=65' 21501+3151 BU 692BC distance=66' 21501+3151 BU 692AB distance=66' 21501+3151 FOX 264AD distance=66' 21501+3151 FOX 264AE distance=66' 21501+3151 BU 692AC distance=66' 21534+3115 TDT3217 distance=67' 21519+3319 A 2692 distance=70' 21529+3327 J 3151 distance=72' 22003+3228 ES 2387 distance=72' 21577+3323 LSC 99AB distance=74' 21492+3254 ES 2265 distance=77' 21487+3233 GRV 510 distance=78' 22008+3212 LDS4936 distance=78' 21487+3231 GRV 508 distance=78' 21493+3303 J 3146 distance=81' 21575+3334 TDT3259 distance=82' 22012+3223 GRV1283 distance=83' 21487+3251 ES 2386 distance=83' 21596+3126 LDS4934 distance=83' 22014+3243 HJ 951 distance=88' 21496+3319 HDS3106 distance=88' 21497+3320 ES 210 distance=88' 21566+3053 HDS3119 distance=91' 22014+3304 GRV 533 distance=96' 21479+3306 OSO 157AB distance=98' 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 21547+3220 LAF 67 AB 31 2.9
Show 21547+3220 LAF 67 AC 6 7.8
Show 21547+3220 LAF 67 AD 301 9.5
Show 21547+3220 LAF 67 AE 138 10.5
Show 21547+3220 LAF 67 AF 152 11.4
Show 21547+3220 LAF 67 AG 121 13.2
Show 21547+3220 LAF 67 AH 33 13.5
Show 21547+3220 LAF 67 AI 64 15.1
Show 21554+3217 J 203 67 4.4 9
Show 21544+3206 COU1042 108 1.4 15
Show 21544+3204 TDT3227 175 1.3 17
Show 21553+3239 OSO 162 AB 169 19.6 21
Show 21553+3239 OSO 162 AC 145 23.0 21
Show 21530+3210 KPP4254 337 2.2 24
Show 21532+3205 ES 2322 BC 147 5.1 24
Show 21532+3205 ES 2322 DE 276 5.0 25
Show 21532+3205 ES 2322 AB 52 35.7 25
Show 21532+3205 ES 2322 AD 352 62.1 25
Show 21564+3156 HJ 1707 351 9.5 32
Show 21573+3241 A 1226 181 0.1 39
Show 21559+3141 ES 2360 226 4.2 41
Show 21522+3252 ES 2321 279 2.0 43
Show 21557+3301 AG 278 159 3.5 44
Show 21571+3300 TDT3256 177 0.8 51
Show 21509+3240 ES 382 AB 310 9.9 53
Show 21509+3240 ES 382 AC 322 58.1 53
Show 21509+3240 FYM 143 AF 298 26.0 53
Show 21509+3240 FYM 143 CD 90 46.9 54
Show 21509+3240 FYM 143 CE 112 45.1 54
Show 21509+3240 FYM 143 CF 160 36.3 54
Show 21591+3216 J 1413 40 4.4 56
Show 21568+3125 BRT 291 297 1.3 62
Show 21599+3225 COU 841 246 3.9 65
Show 21501+3151 BU 692 BC 292 40.8 66
Show 21501+3151 BU 692 AB 10 2.9 66
Show 21501+3151 FOX 264 AD 150 40.2 66
Show 21501+3151 FOX 264 AE 178 54.5 66
Show 21501+3151 BU 692 AC 292 40.9 66
Show 21534+3115 TDT3217 327 4.2 67
Show 21519+3319 A 2692 239 3.1 70
Show 21529+3327 J 3151 348 6.4 72
Show 22003+3228 ES 2387 326 5.9 72
Show 21577+3323 LSC 99 AB 195 0.0 74
Show 21492+3254 ES 2265 25 3.4 77
Show 21487+3233 GRV 510 98 26.5 78
Show 22008+3212 LDS4936 261 80.5 78
Show 21487+3231 GRV 508 8 48.6 78
Show 21493+3303 J 3146 330 2.6 81
Show 21575+3334 TDT3259 235 0.6 82
Show 22012+3223 GRV1283 235 1.3 83
Show 21487+3251 ES 2386 232 4.8 83

 
 
WDS 21547+3220 : COMPONENTS
 
 
  A B C D E F G H
B pa=26.6°
sep=2.82"
 
C pa=5.2°
sep=7.74"
pa=353.8°
sep=5.21"
 
D pa=305.4°
sep=8.40"
pa=286.1°
sep=8.44"
pa=249.4°
sep=8.06"
 
E pa=142.5°
sep=9.75"
pa=155.5°
sep=11.28"
pa=161.3°
sep=16.31"
pa=134.6°
sep=17.95"
 
F pa=155.4°
sep=11.05"
pa=165.2°
sep=13.01"
pa=167.6°
sep=18.18"
pa=142.5°
sep=18.80"
pa=210.0°
sep=2.67"
 
G pa=125.4°
sep=11.76"
pa=138.3°
sep=12.51"
pa=148.5°
sep=17.02"
pa=125.4°
sep=20.16"
pa=75.7°
sep=3.77"
pa=57.0°
sep=5.95"
 
H pa=28.9°
sep=12.92"
pa=29.6°
sep=10.10"
pa=57.1°
sep=6.62"
pa=63.8°
sep=14.59"
pa=1.0°
sep=19.05"
pa=4.4°
sep=21.42"
pa=349.6°
sep=18.42"
 
I pa=59.8°
sep=13.27"
pa=67.8°
sep=11.02"
pa=95.4°
sep=10.82"
pa=84.3°
sep=18.41"
pa=21.0°
sep=15.45"
pa=22.3°
sep=18.09"
pa=8.0°
sep=13.63"
pa=131.5°
sep=6.97"
 
 
21547+3220 A
 
 
Coord arcsec 2000 215445.04+321942.8 Mag 5.7 Spectral class K0V (yellow-orange) PmRA 211.00
PmDE -234.0
 
 
21547+3220 B
 
 
Coord arcsec 2000 215445.14+321945.3 Mag 20.5 Calc delta mag 14.8 Calc coord yes
 
 
21547+3220 C
 
 
Coord arcsec 2000 215445.09+321950.5 Mag 15.4 Calc delta mag 9.7 Calc coord yes
 
 
21547+3220 D
 
 
Coord arcsec 2000 215444.50+321947.7 Mag 20.1 Calc delta mag 14.4 Calc coord yes
 
 
21547+3220 E
 
 
Coord arcsec 2000 215445.51+321935.1 Mag 22.2 Calc delta mag 16.5 Calc coord yes
 
 
21547+3220 F
 
 
Coord arcsec 2000 215445.40+321932.7 Mag 21.5 Calc delta mag 15.8 Calc coord yes
 
 
21547+3220 G
 
 
Coord arcsec 2000 215445.80+321936.0 Mag 19.4 Calc delta mag 13.7 Calc coord yes
 
 
21547+3220 H
 
 
Coord arcsec 2000 215445.53+321954.1 Mag 20.3 Calc delta mag 14.6 Calc coord yes
 
 
21547+3220 I
 
 
Coord arcsec 2000 215445.95+321949.5 Mag 17.7 Calc delta mag 12 Calc coord yes