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Current system
20563-3916
TDT 2646


Nearby doubles
13' : 20574-3913
TDT2658

18' : 20576-3908
WG 263

37' : 20561-3953
SKF1098

39' : 20593-3902
WG 264

49' : 20562-3828
TDT2645AB

56' : 20530-3836
TOI 154

64' : 20523-4000
SKF1097

66' : 20593-3820
B 2894

77' : 20497-3921
B 502

78' : 20501-3943
R 326

80' : 20503-3839
B 503

83' : 20521-3810
SEE 429

87' : 21030-3838
UC 4365

90' : 20570-3748
NSN 489

93' : 20576-3745
B 2488

95' : 20579-3743
HJ 5236

100' : 20492-4012
TSN 194

105' : 20584-3735
SKF1251

108' : 21055-3933
TDT2734

109' : 20552-4104
UC 4326

112' : 20517-4054
HJ 5228

122' : 21038-4041
RSS 37

122' : 21034-3748
TDT2717

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JSP 820

125' : 20542-3714
BRT1815

125' : 21007-4111
I 1049



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

20563-3916 TDT 2646

 
 
20h 56m 19.05s -39° 16' 15.3" P.A. 242.00 sep 1.6 mag 11.33,11.41
 
 
Coord 2000 20563-3916 Discov num TDT2646 Comp Coord arcsec 2000 20 56 19.05 -39 16 15.3
Date first 1991 Date last 2016 Obs 4
Pa first 242 Pa last 242 P.A. Now (θ) 242°
Sep first 1.5 Sep last 1.561 Sep. Now (ρ) 1.561"
Mag pri 11.33 Mag sec 11.41 delta mag (ΔM) 0.08 Spectral class
Pri motion ra +054 Sec motion ra +054
Pri motion dec -036 Sec motion dec -036
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Microscopium Tycho2 7964-00936-1 Gaia DR2 6774604168277552640
 
 
WDS 20563-3916 TDT 2646 : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20563-3916 TDT2646 1991 1 242 1.5 11.33 11.41 205619.05-391615.3
20563-3916 TDT2646 2015 2 242 1.6 11.33 11.41 205619.05-391615.3
20563-3916 TDT2646 2016 4 242 1.6 11.33 11.41 205619.05-391615.3

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

 
 
WDS 20563-3916 TDT 2646 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20563-3916 TDT 2646 : MEASURES
 
 
No records found.

 
 
WDS 20563-3916 : VIRTUAL EYEPIECE
 
 

20563-3916 TDT2646A mag 11.33 20563-3916 TDT2646B sep 1.3 P.A. 235.50 mag 11.41 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 20563-3916 : ALADIN DSS IMAGE @ 20h 56m 19.05s -39° 16' 15.3"
 
 
 
 
WDS 20563-3916 TDT 2646 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20563-3916 TDT2646 distance=0' 20574-3913 TDT2658 distance=13' 20576-3908 WG 263 distance=18' 20561-3953 SKF1098 distance=37' 20593-3902 WG 264 distance=39' 20562-3828 TDT2645AB distance=49' 20530-3836 TOI 154 distance=56' 20523-4000 SKF1097 distance=64' 20593-3820 B 2894 distance=66' 20497-3921 B 502 distance=77' 20501-3943 R 326 distance=78' 20503-3839 B 503 distance=80' 20521-3810 SEE 429 distance=83' 21029-3839 KPP4221CD distance=86' 21030-3838 UC 4365 distance=87' 20570-3748 NSN 489 distance=90' 20576-3745 B 2488 distance=93' 20579-3743 HJ 5236 distance=95' 20492-4012 TSN 194 distance=100' 20584-3735 SKF1251 distance=105' 21055-3933 TDT2734 distance=108' 20552-4104 UC 4326 distance=109' 20517-4054 HJ 5228 distance=112' 21038-4041 RSS 37 distance=122' 21034-3748 TDT2717 distance=122' 20595-3718 JSP 820 distance=124' 20542-3714 BRT1815 distance=125' 21007-4111 I 1049 distance=125' 20582-3711 WIS 345 distance=128' 21071-3944 KPP2409 distance=128' 21065-3826 KIR 23 distance=130' 21065-4012 WG 265 distance=131' 21075-3842 WG 266 distance=135' 21008-4123 B 513 distance=137' 20502-3719 BRT1813 distance=139' 20573-4136 UC 4343 distance=141' 20539-3658 B 507 distance=141' 20442-3914 WSP 7AB distance=142' 20442-3914 WSP 7AC distance=142' 20452-4017 CRU9013AB distance=142' 20452-4017 DAM 815AC distance=142' 20552-4139 UC 4327 distance=144' 21088-3927 CRU9015 distance=146' 21009-4132 WIS 346 distance=146' 20436-3912 TDT2502 distance=148' 20435-3905 TDT2501 distance=150' 20433-3945 WG 262 distance=154' 20536-4153 BRT1115 distance=160' 20457-3736 HJ 5216 distance=160' 20506-3645 B 2893 distance=166' 20556-4204 BRT1116 distance=169' 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 20563-3916 TDT2646 242 1.6 0
Show 20574-3913 TDT2658 30 0.5 13
Show 20576-3908 WG 263 34 7.1 18
Show 20561-3953 SKF1098 225 6.9 37
Show 20593-3902 WG 264 82 5.3 39
Show 20562-3828 TDT2645 AB 241 0.7 49
Show 20530-3836 TOI 154 203 0.2 56
Show 20523-4000 SKF1097 2 9.6 64
Show 20593-3820 B 2894 311 11.4 66
Show 20497-3921 B 502 113 1.3 77
Show 20501-3943 R 326 293 40.3 78
Show 20503-3839 B 503 116 2.5 80
Show 20521-3810 SEE 429 179 3.4 83
Show 21029-3839 KPP4221 CD 265 4.5 86
Show 21030-3838 UC 4365 207 99.7 87
Show 20570-3748 NSN 489 348 2.7 90
Show 20576-3745 B 2488 226 2.4 93
Show 20579-3743 HJ 5236 308 5.9 95
Show 20492-4012 TSN 194 187 0.0 100
Show 20584-3735 SKF1251 217 148.1 105
Show 21055-3933 TDT2734 35 0.4 108
Show 20552-4104 UC 4326 242 36.5 109
Show 20517-4054 HJ 5228 104 32.5 112
Show 21038-4041 RSS 37 318 50.5 122
Show 21034-3748 TDT2717 255 0.7 122
Show 20595-3718 JSP 820 247 1.4 124
Show 20542-3714 BRT1815 207 4.2 125
Show 21007-4111 I 1049 346 1.3 125
Show 20582-3711 WIS 345 7 35.3 128
Show 21071-3944 KPP2409 194 20.9 128
Show 21065-3826 KIR 23 143 42.8 130
Show 21065-4012 WG 265 64 10.0 131
Show 21075-3842 WG 266 299 3.4 135
Show 21008-4123 B 513 29 3.8 137
Show 20502-3719 BRT1813 296 5.4 139
Show 20573-4136 UC 4343 265 17.3 141
Show 20539-3658 B 507 215 0.5 141
Show 20442-3914 WSP 7 AB 229 4.5 142
Show 20442-3914 WSP 7 AC 137 14.3 142
Show 20452-4017 CRU9013 AB 101 70.2 142
Show 20452-4017 DAM 815 AC 180 19.5 142
Show 20552-4139 UC 4327 96 77.2 144
Show 21088-3927 CRU9015 88 23.6 146
Show 21009-4132 WIS 346 6 999.9 146
Show 20436-3912 TDT2502 230 0.7 148
Show 20435-3905 TDT2501 52 0.5 150
Show 20433-3945 WG 262 199 3.3 154
Show 20536-4153 BRT1115 339 3.5 160
Show 20457-3736 HJ 5216 22 15.6 160
Show 20506-3645 B 2893 297 9.7 166
Show 20556-4204 BRT1116 138 4.5 169

 
 
WDS 20563-3916 : COMPONENTS
 
 
  A
B pa=235.5°
sep=1.29"
 
 
20563-3916 A
 
 
Coord arcsec 2000 205619.05-391615.3 Mag 11.33 PmRA 54.00 PmDE -36.0
Tycho2 7964-00936-1
Tycho2
Tycho2 7964-00936-1 Pflag RAmdeg 314.07925505 DEmdeg -39.27096428
PmRA 53.9 PmDE -35.8 E RAmdeg 35 E DEmdeg 38
E pmRA 2.3 E pmDE 2.2 EpRAm 1988.42 EpDEm 1987.60
Num 4 Q RAmdeg 1.4 Q DEmdeg 2.6 Q pmRA 1.4
Q pmDE 2.6 BTmag 11.841 E BTmag 0.071 VTmag 10.976
E VTmag 0.055 Prox 999 TYC T HIP
CCDM RAdeg 314.07910361 DEdeg -39.27087028 EpRA 1990 1.80
EpDE 1990 1.79 E RAdeg 37.0 E DEdeg 41.4 Posflg
Corr -0.4
 
 
20563-3916 B
 
 
Coord arcsec 2000 205618.96-391616.0 Mag 11.41 PmRA 54.00 PmDE -36.0
Calc delta mag 0.08 Calc coord yes