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Doubles in session


Current system
21081+5046
TDT 2775


Nearby doubles
17' : 21077+5019
ROE 90

31' : 21084+5118
COU2693

35' : 21053+5025
TDT2730

39' : 21046+5028
ES 96

50' : 21028+5041
ES 1000AB

62' : 21087+5148
ES 1003

68' : 21144+5015
SKF 393

74' : 21097+5158
IPH 28

74' : 21152+5117
HJ 1631

81' : 21019+4952
HER 26

86' : 21016+4948
TDT2700

89' : 21148+4946
COU2653

90' : 20595+5013
BU 68

94' : 20585+5028
STF2741AB

95' : 21173+5011
TDT2885

95' : 21092+5220
COU2694

97' : 21142+4930
ES 819

101' : 21100+4908
FMR 233

103' : 21170+5146
DBR 293

103' : 20574+5104
ES 999

104' : 21190+5039
ES 1004

104' : 21046+5224
STF2757

107' : 21100+4901
HDS3016

108' : 21195+5048
ES 1005AB

109' : 21182+4956
HU 692

110' : 21047+4902
HU 590



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

21081+5046 TDT 2775

 
 
21h 08m 07.82s +50° 46' 17.9" P.A. 183.00 sep 3.4 mag 11.46,12.19
 
 
Coord 2000 21081+5046 Discov num TDT2775 Comp Coord arcsec 2000 21 08 07.82 +50 46 17.9
Date first 1991 Date last 2019 Obs 8
Pa first 179 Pa last 182.9 P.A. Now (θ) 182.9°
Sep first 3.7 Sep last 3.38 Sep. Now (ρ) 3.38"
Mag pri 11.46 Mag sec 12.19 delta mag (ΔM) 0.73 Spectral class
Pri motion ra -029 Sec motion ra -033
Pri motion dec -017 Sec motion dec -023
Notes
rPM=0.179 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3600-00017-1 Gaia DR2 2169115787665966592
 
 
WDS 21081+5046 TDT 2775 : 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
21081+5046 TDT2775 2004 2 182 3.7 11.46 12.19 210807.82+504617.9
21081+5046 TDT2775 2016 5 182 3.7 11.46 12.19 210807.82+504617.9
21081+5046 TDT2775 2019 7 183 3.4 11.46 12.19 210807.82+504617.9

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

 
 
WDS 21081+5046 TDT 2775 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21081+5046 TDT 2775 : MEASURES
 
 
No records found.

 
 
WDS 21081+5046 : VIRTUAL EYEPIECE
 
 

21081+5046 TDT2775A mag 11.46 21081+5046 TDT2775B sep 3.4 P.A. 181.80 mag 12.19 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 21081+5046 : ALADIN DSS IMAGE @ 21h 08m 07.82s +50° 46' 17.9"
 
 
 
 
WDS 21081+5046 TDT 2775 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21081+5046 TDT2775 distance=0' 21077+5019 ROE 90 distance=17' 21084+5118 COU2693 distance=31' 21053+5025 TDT2730 distance=35' 21046+5028 ES 96 distance=39' 21028+5041 ES 1000AB distance=50' 21087+5148 ES 1003 distance=62' 21144+5015 SKF 393 distance=68' 21097+5158 IPH 28 distance=74' 21152+5117 HJ 1631 distance=74' 21019+4952 HER 26 distance=81' 21016+4948 TDT2700 distance=86' 21148+4946 COU2653 distance=89' 20595+5013 BU 68 distance=90' 20585+5028 BU 9007CD distance=94' 20585+5028 STF2741AB distance=94' 20585+5028 STF2741AC distance=94' 21173+5011 TDT2885 distance=95' 21092+5220 COU2694 distance=95' 21142+4930 ES 819 distance=97' 21100+4908 FMR 233 distance=101' 21170+5146 DBR 293 distance=103' 20574+5104 ES 999 distance=103' 21190+5039 ES 1004 distance=104' 21046+5224 STF2757 distance=104' 21100+4901 HDS3016 distance=107' 21195+5048 ES 1005AB distance=108' 21195+5048 ES 1005BC distance=108' 21182+4956 HU 692 distance=109' 21047+4902 HU 590 distance=110' 20564+5044 BU 1137 distance=112' 20570+5013 TDT2651 distance=112' 21050+4858 TDT2728 distance=113' 21041+5234 CON 39AB distance=114' 21041+5234 CON 39CD distance=114' 21077+4851 ES 818BC distance=115' 21077+4851 ES 818AB distance=116' 21050+4855 CVE 25 distance=116' 21127+4900 COU2652 distance=116' 21005+4911 RAO 445 distance=121' 21183+4934 COU2654 distance=122' 21117+4849 COU2651 distance=123' 21001+4911 HJ 1604 distance=124' 21119+4845 STJ 110 distance=127' 20572+4936 KPP1431 distance=127' 21199+5150 STJ 116 distance=128' 21182+5217 HEI 592 distance=131' 21212+5001 KPP4235AB distance=133' 21119+4838 HJ 1624 distance=134' 21178+5229 SKF 346 distance=137' 21102+4828 KPP4226 distance=140' 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 21081+5046 TDT2775 183 3.4
Show 21077+5019 ROE 90 48 10.1 17
Show 21084+5118 COU2693 132 0.6 31
Show 21053+5025 TDT2730 140 1.6 35
Show 21046+5028 ES 96 253 8.2 39
Show 21028+5041 ES 1000 AB 56 3.5 50
Show 21087+5148 ES 1003 154 7.1 62
Show 21144+5015 SKF 393 206 44.7 68
Show 21097+5158 IPH 28 241 19.6 74
Show 21152+5117 HJ 1631 16 49.4 74
Show 21019+4952 HER 26 249 29.3 81
Show 21016+4948 TDT2700 19 1.6 86
Show 21148+4946 COU2653 66 0.3 89
Show 20595+5013 BU 68 149 2.0 90
Show 20585+5028 BU 9007 CD 50 13.3 94
Show 20585+5028 STF2741 AB 24 2.0 94
Show 20585+5028 STF2741 AC 355 138.6 94
Show 21173+5011 TDT2885 13 1.5 95
Show 21092+5220 COU2694 249 1.1 95
Show 21142+4930 ES 819 203 5.0 97
Show 21100+4908 FMR 233 255 8.7 101
Show 21170+5146 DBR 293 199 5.5 103
Show 20574+5104 ES 999 262 3.2 103
Show 21190+5039 ES 1004 221 7.6 104
Show 21046+5224 STF2757 264 1.9 104
Show 21100+4901 HDS3016 25 0.3 107
Show 21195+5048 ES 1005 AB 145 11.5 108
Show 21195+5048 ES 1005 BC 126 2.3 108
Show 21182+4956 HU 692 259 0.4 109
Show 21047+4902 HU 590 91 0.1 110
Show 20564+5044 BU 1137 350 7.4 112
Show 20570+5013 TDT2651 209 1.9 112
Show 21050+4858 TDT2728 57 2.5 113
Show 21041+5234 CON 39 AB 36 4.7 114
Show 21041+5234 CON 39 CD 324 3.5 114
Show 21077+4851 ES 818 BC 137 2.2 115
Show 21077+4851 ES 818 AB 39 48.6 116
Show 21050+4855 CVE 25 157 6.7 116
Show 21127+4900 COU2652 339 0.7 116
Show 21005+4911 RAO 445 121 0.9 121
Show 21183+4934 COU2654 227 1.1 122
Show 21117+4849 COU2651 13 0.9 123
Show 21001+4911 HJ 1604 143 30.5 124
Show 21119+4845 STJ 110 114 1.3 127
Show 20572+4936 KPP1431 57 10.7 127
Show 21199+5150 STJ 116 53 1.4 128
Show 21182+5217 HEI 592 70 4.1 131
Show 21212+5001 KPP4235 AB 90 2.8 133
Show 21119+4838 HJ 1624 190 6.2 134
Show 21178+5229 SKF 346 305 55.9 137
Show 21102+4828 KPP4226 308 1.9 140

 
 
WDS 21081+5046 : COMPONENTS
 
 
  A
B pa=181.8°
sep=3.38"
 
 
21081+5046 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 210807.82+504617.9 Mag 11.46 PmRA -29.00
PmDE -17.0 Tycho2 3600-00017-1
Tycho2
Tycho2 3600-00017-1 Pflag RAmdeg 317.03256055 DEmdeg 50.77162554
PmRA -32.5 PmDE -23.4 E RAmdeg 68 E DEmdeg 67
E pmRA 3.3 E pmDE 2.9 EpRAm 1986.39 EpDEm 1985.34
Num 3 Q RAmdeg 0.2 Q DEmdeg 0.6 Q pmRA 0.2
Q pmDE 0.6 BTmag 12.844 E BTmag 0.219 VTmag 11.563
E VTmag 0.099 Prox 955 TYC HIP
CCDM RAdeg 317.03268083 DEdeg 50.77168000 EpRA 1990 1.58
EpDE 1990 1.63 E RAdeg 69.6 E DEdeg 68.8 Posflg
Corr 0.0
 
 
21081+5046 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 210807.81+504614.5 Mag 12.19 PmRA -33.00
PmDE -23.0 Calc delta mag 0.73 Calc coord yes