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Doubles in session


Current system
20574-3913
TDT 2658


Nearby doubles
6' : 20576-3908
WG 263

13' : 20563-3916
TDT2646

26' : 20593-3902
WG 264

43' : 20561-3953
SKF1098

47' : 20562-3828
TDT2645AB

58' : 20593-3820
B 2894

63' : 20530-3836
TOI 154

75' : 21030-3838
UC 4365

76' : 20523-4000
SKF1097

86' : 20570-3748
NSN 489

88' : 20576-3745
B 2488

89' : 20521-3810
SEE 429

89' : 20503-3839
B 503

90' : 20497-3921
B 502

90' : 20579-3743
HJ 5236

90' : 20501-3943
R 326

97' : 21055-3933
TDT2734

99' : 20584-3735
SKF1251

111' : 21034-3748
TDT2717

112' : 20492-4012
TSN 194

115' : 20552-4104
UC 4326

116' : 21038-4041
RSS 37

117' : 21065-3826
KIR 23

117' : 20595-3718
JSP 820

118' : 21071-3944
KPP2409

121' : 20517-4054
HJ 5228



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

20574-3913 TDT 2658

 
 
20h 57m 21.70s -39° 12' 31.4" P.A. 30.00 sep 0.5 mag 11.03,11.11
 
 
Coord 2000 20574-3913 Discov num TDT2658 Comp Coord arcsec 2000 20 57 21.70 -39 12 31.4
Date first 1991 Date last 1991 Obs 1
Pa first 30 Pa last 30.2 P.A. Now (θ) 30.2°
Sep first 0.5 Sep last 0.46 Sep. Now (ρ) 0.46"
Mag pri 11.03 Mag sec 11.11 delta mag (ΔM) 0.08 Spectral class
Pri motion ra +039 Sec motion ra +039
Pri motion dec -025 Sec motion dec -025
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Microscopium Tycho2 7964-00977-1 Gaia DR2 6774687628083268480
 
 
WDS 20574-3913 TDT 2658 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
No records found.

 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20574-3913 TDT2658 1991 1 30 0.5 11.03 11.11 205721.70-391231.4

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

 
 
WDS 20574-3913 TDT 2658 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20574-3913 TDT 2658 : MEASURES
 
 
No records found.

 
 
WDS 20574-3913 : VIRTUAL EYEPIECE
 
 

20574-3913 TDT2658A mag 11.03 20574-3913 TDT2658B sep 0.4 P.A. 24.30 mag 11.11 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 20574-3913 : ALADIN DSS IMAGE @ 20h 57m 21.70s -39° 12' 31.4"
 
 
 
 
WDS 20574-3913 TDT 2658 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20574-3913 TDT2658 distance=0' 20576-3908 WG 263 distance=6' 20563-3916 TDT2646 distance=13' 20593-3902 WG 264 distance=26' 20561-3953 SKF1098 distance=43' 20562-3828 TDT2645AB distance=47' 20593-3820 B 2894 distance=58' 20530-3836 TOI 154 distance=63' 21029-3839 KPP4221CD distance=73' 21030-3838 UC 4365 distance=75' 20523-4000 SKF1097 distance=76' 20570-3748 NSN 489 distance=86' 20576-3745 B 2488 distance=88' 20521-3810 SEE 429 distance=89' 20503-3839 B 503 distance=89' 20497-3921 B 502 distance=90' 20579-3743 HJ 5236 distance=90' 20501-3943 R 326 distance=90' 21055-3933 TDT2734 distance=97' 20584-3735 SKF1251 distance=99' 21034-3748 TDT2717 distance=111' 20492-4012 TSN 194 distance=112' 20552-4104 UC 4326 distance=115' 21038-4041 RSS 37 distance=116' 21065-3826 KIR 23 distance=117' 20595-3718 JSP 820 distance=117' 21071-3944 KPP2409 distance=118' 20517-4054 HJ 5228 distance=121' 21075-3842 WG 266 distance=122' 21065-4012 WG 265 distance=122' 20582-3711 WIS 345 distance=122' 21007-4111 I 1049 distance=125' 20542-3714 BRT1815 distance=125' 21088-3927 CRU9015 distance=134' 21008-4123 B 513 distance=136' 20539-3658 B 507 distance=141' 20502-3719 BRT1813 distance=143' 20573-4136 UC 4343 distance=144' 21009-4132 WIS 346 distance=146' 20552-4139 UC 4327 distance=149' 20442-3914 WSP 7AB distance=154' 20442-3914 WSP 7AC distance=154' 20452-4017 CRU9013AB distance=154' 20452-4017 DAM 815AC distance=154' 20436-3912 TDT2502 distance=160' 21107-3959 HDS3018 distance=162' 20435-3905 TDT2501 distance=162' 21103-4014 CRU9017 distance=162' 21091-4047 CPO 620AB distance=165' 20536-4153 BRT1115 distance=166' 20433-3945 WG 262 distance=167' 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 20574-3913 TDT2658 30 0.5
Show 20576-3908 WG 263 34 7.1 6
Show 20563-3916 TDT2646 242 1.6 13
Show 20593-3902 WG 264 82 5.3 26
Show 20561-3953 SKF1098 225 6.9 43
Show 20562-3828 TDT2645 AB 241 0.7 47
Show 20593-3820 B 2894 311 11.4 58
Show 20530-3836 TOI 154 203 0.2 63
Show 21029-3839 KPP4221 CD 265 4.5 73
Show 21030-3838 UC 4365 207 99.7 75
Show 20523-4000 SKF1097 2 9.6 76
Show 20570-3748 NSN 489 348 2.7 86
Show 20576-3745 B 2488 226 2.4 88
Show 20521-3810 SEE 429 179 3.4 89
Show 20503-3839 B 503 116 2.5 89
Show 20497-3921 B 502 113 1.3 90
Show 20579-3743 HJ 5236 308 5.9 90
Show 20501-3943 R 326 293 40.3 90
Show 21055-3933 TDT2734 35 0.4 97
Show 20584-3735 SKF1251 217 148.1 99
Show 21034-3748 TDT2717 255 0.7 111
Show 20492-4012 TSN 194 187 0.0 112
Show 20552-4104 UC 4326 242 36.5 115
Show 21038-4041 RSS 37 318 50.5 116
Show 21065-3826 KIR 23 143 42.8 117
Show 20595-3718 JSP 820 247 1.4 117
Show 21071-3944 KPP2409 194 20.9 118
Show 20517-4054 HJ 5228 104 32.5 121
Show 21075-3842 WG 266 299 3.4 122
Show 21065-4012 WG 265 64 10.0 122
Show 20582-3711 WIS 345 7 35.3 122
Show 21007-4111 I 1049 346 1.3 125
Show 20542-3714 BRT1815 207 4.2 125
Show 21088-3927 CRU9015 88 23.6 134
Show 21008-4123 B 513 29 3.8 136
Show 20539-3658 B 507 215 0.5 141
Show 20502-3719 BRT1813 296 5.4 143
Show 20573-4136 UC 4343 265 17.3 144
Show 21009-4132 WIS 346 6 999.9 146
Show 20552-4139 UC 4327 96 77.2 149
Show 20442-3914 WSP 7 AB 229 4.5 154
Show 20442-3914 WSP 7 AC 137 14.3 154
Show 20452-4017 CRU9013 AB 101 70.2 154
Show 20452-4017 DAM 815 AC 180 19.5 154
Show 20436-3912 TDT2502 230 0.7 160
Show 21107-3959 HDS3018 189 0.8 162
Show 20435-3905 TDT2501 52 0.5 162
Show 21103-4014 CRU9017 303 25.0 162
Show 21091-4047 CPO 620 AB 347 20.1 165
Show 20536-4153 BRT1115 339 3.5 166
Show 20433-3945 WG 262 199 3.3 167

 
 
WDS 20574-3913 : COMPONENTS
 
 
  A
B pa=24.3°
sep=0.44"
 
 
20574-3913 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 205721.70-391231.4 Mag 11.03 PmRA 39.00
PmDE -25.0 Tycho2 7964-00977-1
Tycho2
Tycho2 7964-00977-1 Pflag RAmdeg 314.34044083 DEmdeg -39.20867094
PmRA 38.6 PmDE -24.5 E RAmdeg 20 E DEmdeg 22
E pmRA 2.1 E pmDE 2.0 EpRAm 1990.66 EpDEm 1990.15
Num 4 Q RAmdeg 1.8 Q DEmdeg 1.1 Q pmRA 1.8
Q pmDE 1.0 BTmag 10.967 E BTmag 0.040 VTmag 10.377
E VTmag 0.032 Prox 999 TYC T HIP
CCDM RAdeg 314.34033139 DEdeg -39.20861472 EpRA 1990 1.86
EpDE 1990 1.80 E RAdeg 20.2 E DEdeg 23.2 Posflg
Corr -0.4
 
 
20574-3913 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205721.72-391231.0 Mag 11.11 PmRA 39.00
PmDE -25.0 Calc delta mag 0.08 Calc coord yes