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Doubles in session


Current system
20452-3120
LDS 720 BC


Nearby doubles
31' : 20404-3251
SHY 781

42' : 20431-3305
UC 4268

42' : 20451-3221
LDS5910

48' : 20440-3147
JSP 816

52' : 20392-3304
RST2148

56' : 20379-3248
BRT1810

64' : 20467-3245
RST2160

74' : 20374-3312
SKF2088

77' : 20452-3122
WOR 40

79' : 20366-3308
RST2146

81' : 20478-3255
WIS 343

81' : 20380-3122
B 992

82' : 20362-3301
LDS 715

83' : 20448-3112
TDT2516

93' : 20467-3336
HDS2960AB

94' : 20372-3114
HDS2943

94' : 20479-3132
B 995

98' : 20347-3152
RST2145

99' : 20452-3057
FAL 70AB

103' : 20353-3126
LDS5908

104' : 20485-3126
B 996

107' : 20337-3255
TDT2374

107' : 20351-3330
BRT1809

109' : 20345-3131
KPP1926

113' : 20338-3313
RSS 552

113' : 20329-3227
UC 4214



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.
 
 
WDS 20452-3120 : COMPONENTS
 
 
  A B
B pa=212.8°
sep=4679.99"
 
C pa=212.8°
sep=4680.27"
pa=132.7°
sep=1.59"
 
 
20452-3120 A
 
 
Var name AU Mic Coord arcsec 2000 204509.53-312027.2 Mag 8.93 Spectral class M1Ve (red)
PmRA 288.00 PmDE -359.0 SAO 212402 HIP 102409
Tycho2 7457-00641-1 HD 197481 CD CD-3117815 CP CP-31 6335
Tycho2
Tycho2 7457-00641-1 Pflag RAmdeg 311.28970675 DEmdeg -31.34090034
PmRA 278.8 PmDE -360.0 E RAmdeg 12 E DEmdeg 14
E pmRA 1.6 E pmDE 1.6 EpRAm 1990.42 EpDEm 1989.58
Num 10 Q RAmdeg 0.8 Q DEmdeg 0.6 Q pmRA 0.8
Q pmDE 0.6 BTmag 10.665 E BTmag 0.045 VTmag 8.927
E VTmag 0.017 Prox 999 TYC T HIP 102409
CCDM RAdeg 311.28895528 DEdeg -31.34003611 EpRA 1990 1.71
EpDE 1990 1.37 E RAdeg 11.7 E DEdeg 15.2 Posflg
Corr -0.1
SAO
SAO 212402 DelFlag RA1950 PmRA1950 0.0212
DE1950 PmDE1950 -0.348 Vmag 8.4 SpType K5
Double code Source 40 CatNum 11323 DM CD-3117815
DMcomp BDsup HD 197481 M HD 0
GC RA1950rad 5.41952045 DE1950rad -0.55009526 PmRA2000 0.0212
PmDE2000 -0.349
Hipparcos
Catalog H HIP 102409 Proxy RAhms 20 45 09.34
DEdms -31 20 24.1 Vmag 8.81 VarFlag 2 R Vmag G
RAdeg 311.289 DEdeg -31.34 AstroRef Plx 100.59
CCDM 20451-3122 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 197481 BD
CD CD-3117815 CP CP-31 6335 Dm number -3117815 VIred 2.1
SpType M1Ve R SpType Coord arcsec 2000 204509.34-312024.1
Hipparcos 2
HIP 102409 Sn 5 So 0 Nc 1
RArad 5.43301654 DErad -0.5469866103 Plx 100.91 PmRA 279.96
PmDE -360.61 E RArad 0.95 E DErad 0.58 E Plx 1.06
E pmRA 1.26 E pmDE 0.73 Hpmag 8.762 E Hpmag 0.0052
SHp 0.036 VA 1 BV 1.47 E BV 0.29
VI 2.1
 
 
20452-3120 B
 
 
Coord arcsec 2000 204151.16-322606.7 Coord calc 204151.16-322606.7 Mag 11.36 Spectral class M4Ve (red)
PmRA 269.00 PmDE -366.0 SAO 212355 HIP 102141
Tycho2 7460-00137-1 HD 196982 CD CD-3216135 Calc delta mag 2.43
Tycho2
Tycho2 7460-00137-1 Pflag RAmdeg 310.46314082 DEmdeg -32.43520264
PmRA 261.3 PmDE -344.8 E RAmdeg 68 E DEmdeg 104
E pmRA 3.6 E pmDE 3.9 EpRAm 1985.51 EpDEm 1977.70
Num 3 Q RAmdeg 3.5 Q DEmdeg 0.9 Q pmRA 3.5
Q pmDE 0.9 BTmag 12.666 E BTmag 0.308 VTmag 11.361
E VTmag 0.129 Prox 32 TYC HIP 102141
CCDM B RAdeg 310.46243694 DEdeg -32.43436722 EpRA 1990 1.70
EpDE 1990 1.22 E RAdeg 71.8 E DEdeg 117.7 Posflg
Corr -0.1
SAO
SAO 212355 DelFlag RA1950 PmRA1950 0.0216
DE1950 PmDE1950 -0.331 Vmag 10 SpType Pec
Double code Source 40 CatNum 11295 DM CD-3216135
DMcomp BDsup HD 196982 M HD 0
GC RA1950rad 5.40497091 DE1950rad -0.56914799 PmRA2000 0.0216
PmDE2000 -0.332
Hipparcos
Catalog H HIP 102141 Proxy H RAhms 20 41 50.97
DEdms -32 26 03.6 Vmag 10.27 VarFlag R Vmag G
RAdeg 310.462 DEdeg -32.4343 AstroRef B Plx 97.8
CCDM 20451-3122 N CCDM I Nsys 2 Ncomp 2
MultFlag C Source Qual D M HIP BC
Theta 187 Rho 3.349 HD 196982 BD
CD CD-3216135 CP Dm number -3216135 VIred 2.9
SpType Mpe R SpType Coord arcsec 2000 204150.97-322603.6
Hipparcos 2
HIP 102141 Sn 15 So 3 Nc 2
RArad 5.4185908165 DErad -0.5660860496 Plx 93.5 PmRA 270.45
PmDE -365.6 E RArad 3.37 E DErad 2.37 E Plx 3.67
E pmRA 4.63 E pmDE 3.5 Hpmag 10.1659 E Hpmag 0.0041
SHp 0.031 VA 0 BV 1.55 E BV 0.02
VI 2.9
 
 
20452-3120 C
 
 
Coord arcsec 2000 204151.25-322607.8 Mag 11.49 PmRA 286.00 PmDE -377.0
HIP 102141 Tycho2 7460-00137-2 CD CD-3216135 Calc delta mag 2.56
Calc coord yes
Tycho2
Tycho2 7460-00137-2 Pflag RAmdeg 310.46311235 DEmdeg -32.43617265
PmRA 286.2 PmDE -377.2 E RAmdeg 79 E DEmdeg 123
E pmRA 4.0 E pmDE 4.2 EpRAm 1986.25 EpDEm 1977.87
Num 2 Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 13.028 E BTmag 0.388 VTmag 11.491
E VTmag 0.146 Prox 32 TYC HIP 102141
CCDM C RAdeg 310.46233056 DEdeg -32.43525167 EpRA 1990 1.70
EpDE 1990 1.21 E RAdeg 81.9 E DEdeg 135.4 Posflg
Corr -0.1
Hipparcos
Catalog H HIP 102141 Proxy H RAhms 20 41 50.97
DEdms -32 26 03.6 Vmag 10.27 VarFlag R Vmag G
RAdeg 310.462 DEdeg -32.4343 AstroRef B Plx 97.8
CCDM 20451-3122 N CCDM I Nsys 2 Ncomp 2
MultFlag C Source Qual D M HIP BC
Theta 187 Rho 3.349 HD 196982 BD
CD CD-3216135 CP Dm number -3216135 VIred 2.9
SpType Mpe R SpType Coord arcsec 2000 204150.97-322603.6
Hipparcos 2
HIP 102141 Sn 15 So 3 Nc 2
RArad 5.4185908165 DErad -0.5660860496 Plx 93.5 PmRA 270.45
PmDE -365.6 E RArad 3.37 E DErad 2.37 E Plx 3.67
E pmRA 4.63 E pmDE 3.5 Hpmag 10.1659 E Hpmag 0.0041
SHp 0.031 VA 0 BV 1.55 E BV 0.02
VI 2.9