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Doubles in session


Current system
21034-3748
TDT 2717


Nearby doubles
51' : 21030-3838
UC 4365

54' : 21065-3826
KIR 23

55' : 20595-3718
JSP 820

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B 2894

61' : 20584-3735
SKF1251

66' : 20579-3743
HJ 5236

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B 2488

72' : 21087-3715
B 1895

72' : 20582-3711
WIS 345

73' : 21075-3842
WG 266

76' : 20570-3748
NSN 489

79' : 21097-3725
TDT2796

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I 301

88' : 20593-3902
WG 264

94' : 20562-3828
TDT2645AB

98' : 21111-3717
COO 242

105' : 20576-3908
WG 263

106' : 21121-3811
HJ 5249

109' : 21055-3933
TDT2734

111' : 20574-3913
TDT2658

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UC 4388

115' : 20542-3714
BRT1815

119' : 21088-3927
CRU9015

122' : 20563-3916
TDT2646

124' : 20539-3658
B 507

125' : 21071-3944
KPP2409



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

21034-3748 TDT 2717

 
 
21h 03m 22.59s -37° 47' 31.2" P.A. 255.00 sep 0.7 mag 11.30,11.35
 
 
Coord 2000 21034-3748 Discov num TDT2717 Comp Coord arcsec 2000 21 03 22.59 -37 47 31.2
Date first 1991 Date last 1991 Obs 1
Pa first 255 Pa last 254.5 P.A. Now (θ) 254.5°
Sep first 0.7 Sep last 0.65 Sep. Now (ρ) 0.65"
Mag pri 11.30 Mag sec 11.35 delta mag (ΔM) 0.05 Spectral class
Pri motion ra +031 Sec motion ra +031
Pri motion dec +000 Sec motion dec +000
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Microscopium Tycho2 7965-00024-1 Gaia DR2 6774495179188711680
 
 
WDS 21034-3748 TDT 2717 : 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
21034-3748 TDT2717 1991 1 255 0.7 11.30 11.35 210322.59-374731.2

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

 
 
WDS 21034-3748 TDT 2717 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21034-3748 TDT 2717 : MEASURES
 
 
No records found.

 
 
WDS 21034-3748 : VIRTUAL EYEPIECE
 
 

21034-3748 TDT2717A mag 11.3 21034-3748 TDT2717B sep 0.5 P.A. 250.70 mag 11.35 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 21034-3748 : ALADIN DSS IMAGE @ 21h 03m 22.59s -37° 47' 31.2"
 
 
 
 
WDS 21034-3748 TDT 2717 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21034-3748 TDT2717 distance=0' 21030-3838 UC 4365 distance=51' 21029-3839 KPP4221CD distance=53' 21065-3826 KIR 23 distance=54' 20595-3718 JSP 820 distance=55' 20593-3820 B 2894 distance=59' 20584-3735 SKF1251 distance=61' 20579-3743 HJ 5236 distance=66' 20576-3745 B 2488 distance=68' 21087-3715 B 1895 distance=72' 20582-3711 WIS 345 distance=72' 21075-3842 WG 266 distance=73' 20570-3748 NSN 489 distance=76' 21097-3725 TDT2796 distance=79' 21068-3631 I 301 distance=88' 20593-3902 WG 264 distance=88' 20562-3828 TDT2645AB distance=94' 21111-3717 COO 242 distance=98' 20576-3908 WG 263 distance=105' 21121-3811 HJ 5249 distance=106' 21055-3933 TDT2734 distance=109' 20574-3913 TDT2658 distance=111' 21087-3612 UC 4388 distance=115' 20542-3714 BRT1815 distance=115' 21088-3927 CRU9015 distance=119' 20563-3916 TDT2646 distance=122' 20539-3658 B 507 distance=124' 21071-3944 KPP2409 distance=125' 21114-3627 KPP2046 distance=126' 21136-3703 BRT1817 distance=130' 20530-3836 TOI 154 distance=131' 20583-3548 WSP 133AB distance=135' 20583-3548 WSP 133AC distance=135' 20583-3548 WSP 133AD distance=135' 20583-3548 WSP 133AE distance=135' 20521-3810 SEE 429 distance=136' 21143-3835 B 520AB distance=137' 21143-3835 HJ 5253AC distance=137' 21140-3858 TDT2844 distance=144' 21065-4012 WG 265 distance=149' 20561-3953 SKF1098 distance=152' 21007-3518 BU 765 distance=154' 21107-3959 HDS3018 distance=157' 21012-3511 TOK 344AB distance=159' 21012-3511 TOK 344Aa,Ab distance=159' 20502-3719 BRT1813 distance=160' 20571-3526 B 510 distance=161' 20503-3839 B 503 distance=163' 21163-3845 LDS 737 distance=164' 20506-3645 B 2893 distance=165' 21142-3936 WG 267 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 21034-3748 TDT2717 255 0.7 0
Show 21030-3838 UC 4365 207 99.7 51
Show 21029-3839 KPP4221 CD 265 4.5 53
Show 21065-3826 KIR 23 143 42.8 54
Show 20595-3718 JSP 820 247 1.4 55
Show 20593-3820 B 2894 311 11.4 59
Show 20584-3735 SKF1251 217 148.1 61
Show 20579-3743 HJ 5236 308 5.9 66
Show 20576-3745 B 2488 226 2.4 68
Show 21087-3715 B 1895 119 0.9 72
Show 20582-3711 WIS 345 7 35.3 72
Show 21075-3842 WG 266 299 3.4 73
Show 20570-3748 NSN 489 348 2.7 76
Show 21097-3725 TDT2796 263 0.6 79
Show 21068-3631 I 301 335 3.7 88
Show 20593-3902 WG 264 82 5.3 88
Show 20562-3828 TDT2645 AB 241 0.7 94
Show 21111-3717 COO 242 239 5.2 98
Show 20576-3908 WG 263 34 7.1 105
Show 21121-3811 HJ 5249 327 23.1 106
Show 21055-3933 TDT2734 35 0.4 109
Show 20574-3913 TDT2658 30 0.5 111
Show 21087-3612 UC 4388 178 73.1 115
Show 20542-3714 BRT1815 207 4.2 115
Show 21088-3927 CRU9015 88 23.6 119
Show 20563-3916 TDT2646 242 1.6 122
Show 20539-3658 B 507 215 0.5 124
Show 21071-3944 KPP2409 194 20.9 125
Show 21114-3627 KPP2046 331 16.4 126
Show 21136-3703 BRT1817 61 3.6 130
Show 20530-3836 TOI 154 203 0.2 131
Show 20583-3548 WSP 133 AB 212 2.4 135
Show 20583-3548 WSP 133 AC 158 16.3 135
Show 20583-3548 WSP 133 AD 339 16.4 135
Show 20583-3548 WSP 133 AE 354 16.6 135
Show 20521-3810 SEE 429 179 3.4 136
Show 21143-3835 B 520 AB 252 0.8 137
Show 21143-3835 HJ 5253 AC 183 10.4 137
Show 21140-3858 TDT2844 69 0.5 144
Show 21065-4012 WG 265 64 10.0 149
Show 20561-3953 SKF1098 225 6.9 152
Show 21007-3518 BU 765 72 0.8 154
Show 21107-3959 HDS3018 189 0.8 157
Show 21012-3511 TOK 344 AB 61 186.0 159
Show 21012-3511 TOK 344 Aa,Ab 351 0.1 159
Show 20502-3719 BRT1813 296 5.4 160
Show 20571-3526 B 510 327 3.4 161
Show 20503-3839 B 503 116 2.5 163
Show 21163-3845 LDS 737 157 7.2 164
Show 20506-3645 B 2893 297 9.7 165
Show 21142-3936 WG 267 318 10.0 167

 
 
WDS 21034-3748 : COMPONENTS
 
 
  A
B pa=250.7°
sep=0.52"
 
 
21034-3748 A
 
 
Coord arcsec 2000 210322.59-374731.2 Mag 11.3 PmRA 31.00 PmDE 0.0
Tycho2 7965-00024-1
Tycho2
Tycho2 7965-00024-1 Pflag RAmdeg 315.84399206 DEmdeg -37.79202101
PmRA 30.8 PmDE -0.1 E RAmdeg 30 E DEmdeg 37
E pmRA 1.8 E pmDE 2.0 EpRAm 1980.31 EpDEm 1983.61
Num 4 Q RAmdeg 1.9 Q DEmdeg 1.4 Q pmRA 1.9
Q pmDE 1.5 BTmag 11.553 E BTmag 0.074 VTmag 10.688
E VTmag 0.058 Prox 999 TYC T HIP
CCDM RAdeg 315.84390556 DEdeg -37.79202278 EpRA 1990 1.61
EpDE 1990 1.54 E RAdeg 38.8 E DEdeg 42.4 Posflg
Corr -0.2
 
 
21034-3748 B
 
 
Coord arcsec 2000 210322.55-374731.4 Mag 11.35 PmRA 31.00 PmDE 0.0
Calc delta mag 0.05 Calc coord yes