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Current system
21322-4012
LDS 748
HD 204807


Nearby doubles
34' : 21339-4040
CRU9021

48' : 21326-4059
UC 4491

49' : 21353-4044
CRU9022

57' : 21364-4041
I 1444

57' : 21367-4036
RST2181

69' : 21332-4119
CRU 1AB

79' : 21285-3906
WG 272

81' : 21292-4125
HJ 5272AB

87' : 21261-4103
RST2177

89' : 21278-3900
WG 271

89' : 21293-3850
I 133

90' : 21387-4103
CRU9023

94' : 21241-4002
UC 4465

95' : 21243-4040
CRU9020

96' : 21307-3838
B 530AB

96' : 21257-3913
SEE 445

99' : 21315-3834
I 1123AB

102' : 21244-4100
BU 766AB

102' : 21237-3947
SKF1173

102' : 21313-4152
TDT3006

104' : 21276-3843
KPP1399

104' : 21398-3916
WG 275

112' : 21359-3829
WG 274

112' : 21405-4111
CRU9026

117' : 21360-3824
RST2180

123' : 21337-4213
TDT3032



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Neglected List I
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21322-4012 LDS 748 (HD 204807)

 
 
21h 32m 11.52s -40° 11' 51.7" P.A. 156.00 sep 27.3 mag 8.37,12.00 Sp G6IV dist. 73.26 pc (238.97 l.y.)
 
 
Coord 2000 21322-4012 Discov num LDS 748 Comp Coord arcsec 2000 21 32 11.52 -40 11 51.7
Date first 1920 Date last 2015 Obs 8
Pa first 135 Pa last 155.7 P.A. Now (θ) 155.7°
Sep first 28.0 Sep last 27.27 Sep. Now (ρ) 27.27"
Mag pri 8.37 Mag sec 12.00 delta mag (ΔM) 3.63 Spectral class G6IV (yellow)
Pri motion ra -022 Sec motion ra +016
Pri motion dec -179 Sec motion dec -155
Notes
rPM=0.249 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 204807 Constellation Grus SAO 230729 HIP 106336
Tycho2 7984-00368-1 Gaia DR2 6579533556922060288 HD 204807 GC 30141
CD CD-4014392 CP CP-40 9560 Distance 73.26 Distance ly 238.97
 
 
WDS 21322-4012 LDS 748 (HD 204807) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
LDS Luyten p.m. catalog (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21322-4012 LDS 748 1920 1 135 28.0 8.50 12.00 G6IV 213211.52-401151.7
21322-4012 LDS 748 1999 4 156 27.4 8.50 12.00 G6IV 213211.52-401151.7
21322-4012 LDS 748 2010 5 156 27.3 8.37 12.00 G6IV 213211.52-401151.7
21322-4012 LDS 748 2015 6 156 27.3 8.37 12.00 G6IV 213211.52-401151.7

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

 
 
WDS 21322-4012 LDS 748 (HD 204807) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21322-4012 LDS 748 (HD 204807) : MEASURES
 
 
No records found.

 
 
WDS 21322-4012 (HD 204807) : VIRTUAL EYEPIECE
 
 

21322-4012 LDS 748A mag 8.37 Sp G6IV 21322-4012 LDS 748B sep 26.3 P.A. 161.00 mag 12 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 21322-4012 (HD 204807) : ALADIN DSS IMAGE @ 21h 32m 11.52s -40° 11' 51.7"
 
 
 
 
WDS 21322-4012 LDS 748 (HD 204807) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21322-4012 LDS 748 distance=1' 21339-4040 CRU9021 distance=34' 21326-4059 UC 4491 distance=48' 21353-4044 CRU9022 distance=49' 21364-4041 I 1444 distance=57' 21367-4036 RST2181 distance=57' 21332-4119 CRU 1AB distance=69' 21285-3906 WG 272 distance=79' 21292-4125 RVA 1BC distance=81' 21292-4125 HJ 5272AB distance=81' 21261-4103 RST2177 distance=87' 21278-3900 WG 271 distance=89' 21293-3850 I 133 distance=89' 21387-4103 CRU9023 distance=90' 21241-4002 UC 4465 distance=94' 21243-4040 CRU9020 distance=95' 21307-3838 B 530AB distance=96' 21307-3838 B 530AC distance=96' 21257-3913 SEE 445 distance=96' 21315-3834 I 1123AB distance=99' 21315-3834 TOK 347AC distance=99' 21244-4100 BU 766AB distance=102' 21244-4100 BU 766AC distance=102' 21237-3947 SKF1173 distance=102' 21313-4152 TDT3006 distance=102' 21276-3843 KPP1399 distance=104' 21398-3916 WG 275 distance=104' 21359-3829 WG 274 distance=112' 21405-4111 CRU9026 distance=112' 21360-3824 RST2180 distance=117' 21337-4213 TDT3032 distance=123' 21388-4150 CRU9024 distance=124' 21213-4011 WG 270 distance=125' 21383-3827 RST2182 distance=127' 21339-3806 B 2496 distance=128' 21234-4133 KPP3092 distance=129' 21434-4033 CPO 626 distance=131' 21429-4100 KPP1166 distance=132' 21393-3828 HJ 5283 distance=133' 21430-3926 WG 276 distance=133' 21208-4049 HDS3039 distance=136' 21419-4132 TDT3114 distance=136' 21421-4131 BRT1122 distance=138' 21399-4159 CRU9025 distance=138' 21434-3917 B 535 distance=141' 21309-4234 DON1009 distance=143' 21251-3812 RST5478 distance=146' 21263-3801 B 2494 distance=148' 21196-3929 I 1438 distance=152' 21270-4233 MLO 6AB distance=153' 21270-4233 TOK 346AC distance=153' 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 21322-4012 LDS 748 156 27.3 1
Show 21339-4040 CRU9021 31 47.4 34
Show 21326-4059 UC 4491 216 45.3 48
Show 21353-4044 CRU9022 118 62.9 49
Show 21364-4041 I 1444 125 0.2 57
Show 21367-4036 RST2181 340 0.3 57
Show 21332-4119 CRU 1 AB 63 5.9 69
Show 21285-3906 WG 272 85 7.5 79
Show 21292-4125 RVA 1 BC 331 2.7 81
Show 21292-4125 HJ 5272 AB 304 21.9 81
Show 21261-4103 RST2177 334 2.5 87
Show 21278-3900 WG 271 121 4.1 89
Show 21293-3850 I 133 26 7.2 89
Show 21387-4103 CRU9023 197 185.1 90
Show 21241-4002 UC 4465 50 38.1 94
Show 21243-4040 CRU9020 52 38.1 95
Show 21307-3838 B 530 AB 44 0.9 96
Show 21307-3838 B 530 AC 275 48.0 96
Show 21257-3913 SEE 445 216 2.3 96
Show 21315-3834 I 1123 AB 343 5.0 99
Show 21315-3834 TOK 347 AC 208 235.4 99
Show 21244-4100 BU 766 AB 169 0.3 102
Show 21244-4100 BU 766 AC 65 79.1 102
Show 21237-3947 SKF1173 153 94.0 102
Show 21313-4152 TDT3006 194 2.4 102
Show 21276-3843 KPP1399 345 10.5 104
Show 21398-3916 WG 275 44 2.9 104
Show 21359-3829 WG 274 197 9.1 112
Show 21405-4111 CRU9026 29 173.1 112
Show 21360-3824 RST2180 346 1.3 117
Show 21337-4213 TDT3032 297 5.2 123
Show 21388-4150 CRU9024 36 6.9 124
Show 21213-4011 WG 270 52 4.8 125
Show 21383-3827 RST2182 100 0.8 127
Show 21339-3806 B 2496 127 1.0 128
Show 21234-4133 KPP3092 163 3.3 129
Show 21434-4033 CPO 626 154 9.7 131
Show 21429-4100 KPP1166 354 9.1 132
Show 21393-3828 HJ 5283 91 11.6 133
Show 21430-3926 WG 276 37 4.2 133
Show 21208-4049 HDS3039 13 0.2 136
Show 21419-4132 TDT3114 268 0.4 136
Show 21421-4131 BRT1122 192 3.5 138
Show 21399-4159 CRU9025 123 42.5 138
Show 21434-3917 B 535 208 4.9 141
Show 21309-4234 DON1009 244 0.5 143
Show 21251-3812 RST5478 126 1.4 146
Show 21263-3801 B 2494 324 8.2 148
Show 21196-3929 I 1438 57 3.8 152
Show 21270-4233 MLO 6 AB 151 2.8 153
Show 21270-4233 TOK 346 AC 75 295.3 153

 
 
WDS 21322-4012 : COMPONENTS
 
 
  A
B pa=161.0°
sep=26.29"
 
 
21322-4012 A
 
 
Componente originario normalizzato AB Name HD 204807 Coord arcsec 2000 213211.52-401151.7 Mag 8.37
Spectral class G6IV (yellow) PmRA -22.00 PmDE -179.0 SAO 230729
HIP 106336 Tycho2 7984-00368-1 HD 204807 GC 30141
CD CD-4014392 CP CP-40 9560
Tycho2
Tycho2 7984-00368-1 Pflag RAmdeg 323.04792906 DEmdeg -40.19814143
PmRA -19.9 PmDE -180.7 E RAmdeg 7 E DEmdeg 8
E pmRA 1.0 E pmDE 1.1 EpRAm 1990.62 EpDEm 1990.87
Num 12 Q RAmdeg 0.9 Q DEmdeg 1.2 Q pmRA 0.8
Q pmDE 1.3 BTmag 9.166 E BTmag 0.019 VTmag 8.368
E VTmag 0.014 Prox 999 TYC T HIP 106336
CCDM RAdeg 323.04798889 DEdeg -40.19772833 EpRA 1990 1.72
EpDE 1990 1.78 E RAdeg 7.2 E DEdeg 8.0 Posflg
Corr -0.1
SAO
SAO 230729 DelFlag RA1950 PmRA1950 -0.0034
DE1950 PmDE1950 -0.229 Vmag 8.5 SpType G5
Double code Source 70 CatNum 30141 DM CD-4014392
DMcomp BDsup HD 204807 M HD 0
GC 30141 RA1950rad 5.62456457 DE1950rad -0.70542073 PmRA2000 -0.0032
PmDE2000 -0.232
Hipparcos
Catalog H HIP 106336 Proxy RAhms 21 32 11.52
DEdms -40 11 51.7 Vmag 8.28 VarFlag R Vmag G
RAdeg 323.048 DEdeg -40.1977 AstroRef Plx 15.46
CCDM 21322-4012 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 204807 BD
CD CD-4014392 CP CP-40 9560 Dm number -4014392 VIred 0.77
SpType G6IV R SpType Coord arcsec 2000 213211.52-401151.7
Hipparcos 2
HIP 106336 Sn 5 So 0 Nc 1
RArad 5.6382510666 DErad -0.7015822436 Plx 13.65 PmRA -18.46
PmDE -179.9 E RArad 0.65 E DErad 0.63 E Plx 0.81
E pmRA 0.98 E pmDE 0.59 Hpmag 8.4262 E Hpmag 0.0015
SHp 0.013 VA 0 BV 0.717 E BV 0.002
VI 0.77
CCDM
Ccdm 21322-4012 RComp Comp A Note1
Note2 Discov num DRAs -0.52 DDEs 6.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.5 Sp G5 PmNote *
PmRA -15 PmDE -188 Dm number -4014392 Cat1 CD
Name2 230729 Cat2 SAO HD 204807 M HD
ADS BDS M ADS BDS N IDS IDS 21259S4038A
HIC 106336
 
 
21322-4012 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 213212.27-401216.6 Mag 12 PmRA 16.00
PmDE -155.0 Calc delta mag 3.63 Calc coord yes
CCDM
Ccdm 21322-4012 RComp Comp B Note1
Note2 Discov num LDS 748 DRAs 0.45 DDEs -18.1
R dRAs 66 Year Theta SF Rho 28.0
Obs Vmag 12.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 21259S4038B
HIC