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Current system
21256-4833
CPO 9301


Nearby doubles
19' : 21254-4814
UC 4467

42' : 21275-4756
RSS 560

55' : 21310-4822
HJ 5273

69' : 21323-4851
RST5553

71' : 21325-4818
BRT1120

73' : 21188-4901
TDT2897

80' : 21205-4732
RST1087

83' : 21245-4711
SKF1022

92' : 21250-5004
BRT1118

93' : 21330-4738
HU 1538

94' : 21349-4830
KPP2102

104' : 21273-5016
BRT1119

106' : 21173-4940
TDT2887

108' : 21165-4734
KPP4231

109' : 21150-4906
I 1437

110' : 21193-4703
HJ 5259AB

112' : 21318-4701
RST3287

114' : 21326-5003
TDT3021

118' : 21337-4959
RST1094

118' : 21226-4639
SKF1171

124' : 21146-4737
KPP1790

137' : 21366-4714
TDT3058

139' : 21389-4917
RST1100

141' : 21286-5051
UC 4475

142' : 21397-4820
I 1445AB

142' : 21364-5007
RST1097



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21256-4833 CPO 9301

 
 
21h 25m 33.32s -48° 32' 54.7" P.A. 67.00 sep 4.2 mag 10.11,12.09
 
 
Coord 2000 21256-4833 Discov num CPO9301 Comp Coord arcsec 2000 21 25 33.32 -48 32 54.7
Date first 1999 Date last 2016 Obs 4
Pa first 67 Pa last 67.4 P.A. Now (θ) 67.4°
Sep first 4.1 Sep last 4.193 Sep. Now (ρ) 4.193"
Mag pri 10.11 Mag sec 12.09 delta mag (ΔM) 1.98 Spectral class
Pri motion ra +015 Sec motion ra +016
Pri motion dec -003 Sec motion dec -003
Notes V K (Proper motion indicates 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
rPM=0.061 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Indus Tycho2 8427-00720-1 Gaia DR2 6467154191433808128
 
 
WDS 21256-4833 CPO 9301 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
CpO1906 - Cape Observatory .
CpO1906 Cape Obs - Henderson, 1906
CpO1938 P+ - Cape Observatory .
CpO1938 +T Cape Obs (1822-1938 data)
CpO9999 T - Cape Observatory ...................
CpO9999 Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21256-4833 CPO9301 2000 2 67 4.1 11.30   D 212533.32-483254.7
21256-4833 CPO9301 2015 3 67 4.2 10.11 12.09 K 212533.32-483254.7
21256-4833 CPO9301 2016 4 67 4.2 10.11 12.09 K 212533.32-483254.7

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

 
 
WDS 21256-4833 CPO 9301 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21256-4833 CPO 9301 : MEASURES
 
 
No records found.

 
 
WDS 21256-4833 : VIRTUAL EYEPIECE
 
 

21256-4833 CPO9301A mag 10.11 21256-4833 CPO9301B sep 3.0 P.A. 57.80 mag 12.09 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21256-4833 : ALADIN DSS IMAGE @ 21h 25m 33.32s -48° 32' 54.7"
 
 
 
 
WDS 21256-4833 CPO 9301 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21256-4833 CPO9301 distance=0' 21254-4814 UC 4467 distance=19' 21275-4756 RSS 560 distance=42' 21310-4822 HJ 5273 distance=55' 21323-4851 RST5553 distance=69' 21325-4818 BRT1120 distance=71' 21188-4901 TDT2897 distance=73' 21205-4732 RST1087 distance=80' 21245-4711 SKF1022 distance=83' 21250-5004 BRT1118 distance=92' 21330-4738 HU 1538 distance=93' 21349-4830 KPP2102 distance=94' 21273-5016 BRT1119 distance=104' 21173-4940 TDT2887 distance=106' 21165-4734 KPP4231 distance=108' 21150-4906 I 1437 distance=109' 21193-4703 HJ 5259AB distance=110' 21193-4703 ARY 104AC distance=110' 21318-4701 RST3287 distance=112' 21326-5003 TDT3021 distance=114' 21337-4959 RST1094 distance=118' 21226-4639 SKF1171 distance=118' 21146-4737 KPP1790 distance=124' 21366-4714 TDT3058 distance=137' 21389-4917 RST1100 distance=139' 21286-5051 UC 4475 distance=141' 21397-4820 I 1445AB distance=142' 21397-4820 CPO 624AB,C distance=142' 21364-5007 RST1097 distance=142' 21395-4913 TDT3086 distance=144' 21190-5043 HJ 5257 distance=145' 21221-5055 TDT2928 distance=147' 21392-4739 KPP2143 distance=147' 21266-4604 HJ 5267AB distance=150' 21266-4604 I 1442AC distance=150' 21266-4604 HJ 5267AD distance=150' 21266-4604 HJ 5267Aa,Ab distance=150' 21392-4939 RST1101 distance=150' 21217-4607 HDS3041 distance=151' 21395-4733 TDT3085 distance=152' 21101-4851 HJ 5247 distance=154' 21360-4641 HDS3074 distance=154' 21128-5010 UC 4406 distance=158' 21342-5048 UC 4498 distance=159' 21415-4808 HDS3088 distance=162' 21153-5041 RST1085 distance=163' 21416-4920 SKF1101 distance=165' 21328-5103 RST1092 distance=166' 21325-5109 RST1091 distance=170' 21231-5122 UC 4464 distance=171' 21221-5121 LDS 739AB distance=172' 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 21256-4833 CPO9301 67 4.2
Show 21254-4814 UC 4467 248 9.5 19
Show 21275-4756 RSS 560 19 7.8 42
Show 21310-4822 HJ 5273 95 6.9 55
Show 21323-4851 RST5553 2 0.4 69
Show 21325-4818 BRT1120 221 4.1 71
Show 21188-4901 TDT2897 165 1.9 73
Show 21205-4732 RST1087 142 0.3 80
Show 21245-4711 SKF1022 29 2.3 83
Show 21250-5004 BRT1118 312 2.7 92
Show 21330-4738 HU 1538 308 1.5 93
Show 21349-4830 KPP2102 356 17.0 94
Show 21273-5016 BRT1119 159 3.8 104
Show 21173-4940 TDT2887 193 0.5 106
Show 21165-4734 KPP4231 162 2.2 108
Show 21150-4906 I 1437 348 1.1 109
Show 21193-4703 HJ 5259 AB 121 26.6 110
Show 21193-4703 ARY 104 AC 264 45.2 110
Show 21318-4701 RST3287 331 1.2 112
Show 21326-5003 TDT3021 326 0.5 114
Show 21337-4959 RST1094 197 0.3 118
Show 21226-4639 SKF1171 249 6.5 118
Show 21146-4737 KPP1790 240 13.9 124
Show 21366-4714 TDT3058 216 0.5 137
Show 21389-4917 RST1100 88 1.1 139
Show 21286-5051 UC 4475 272 17.2 141
Show 21397-4820 I 1445 AB 108 0.1 142
Show 21397-4820 CPO 624 AB,C 197 7.3 142
Show 21364-5007 RST1097 42 0.8 142
Show 21395-4913 TDT3086 93 1.3 144
Show 21190-5043 HJ 5257 274 13.6 145
Show 21221-5055 TDT2928 249 0.6 147
Show 21392-4739 KPP2143 36 17.5 147
Show 21266-4604 HJ 5267 AB 57 5.0 150
Show 21266-4604 I 1442 AC 238 16.4 150
Show 21266-4604 HJ 5267 AD 182 44.0 150
Show 21266-4604 HJ 5267 Aa,Ab 40 0.0 150
Show 21392-4939 RST1101 214 0.6 150
Show 21217-4607 HDS3041 42 0.3 151
Show 21395-4733 TDT3085 51 0.4 152
Show 21101-4851 HJ 5247 187 28.4 154
Show 21360-4641 HDS3074 340 11.4 154
Show 21128-5010 UC 4406 12 7.3 158
Show 21342-5048 UC 4498 299 10.1 159
Show 21415-4808 HDS3088 111 12.7 162
Show 21153-5041 RST1085 205 1.7 163
Show 21416-4920 SKF1101 273 162.4 165
Show 21328-5103 RST1092 311 0.9 166
Show 21325-5109 RST1091 56 0.6 170
Show 21231-5122 UC 4464 203 9.4 171
Show 21221-5121 LDS 739 AB 286 44.2 172

 
 
WDS 21256-4833 : COMPONENTS
 
 
  A
B pa=57.8°
sep=3.03"
 
 
21256-4833 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 212533.32-483254.7 Mag 10.11 PmRA 15.00
PmDE -3.0
 
 
21256-4833 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 212533.58-483253.1 Mag 12.09 PmRA 16.00
PmDE -3.0 Tycho2 8427-00720-1 Calc delta mag 1.98 Calc coord yes
Tycho2
Tycho2 8427-00720-1 Pflag RAmdeg 321.38887963 DEmdeg -48.54851899
PmRA 10.8 PmDE -0.8 E RAmdeg 51 E DEmdeg 55
E pmRA 2.2 E pmDE 2.1 EpRAm 1985.31 EpDEm 1983.09
Num 3 Q RAmdeg 1.6 Q DEmdeg 0.6 Q pmRA 1.7
Q pmDE 0.6 BTmag 11.890 E BTmag 0.092 VTmag 11.371
E VTmag 0.089 Prox 999 TYC T HIP
CCDM RAdeg 321.38884250 DEdeg -48.54851694 EpRA 1990 1.77
EpDE 1990 1.82 E RAdeg 53.1 E DEdeg 57.5 Posflg
Corr -0.2