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Current system
21050+4858
TDT 2728


Nearby doubles
3' : 21050+4855
CVE 25

5' : 21047+4902
HU 590

28' : 21077+4851
ES 818AB

38' : 21065+4823
BU 836AB

47' : 21005+4911
RAO 445

50' : 21100+4901
HDS3016

50' : 21001+4911
HJ 1604

51' : 21100+4908
FMR 233

52' : 21001+4841
BU 1210AB

53' : 21043+4806
ARN 51

58' : 21089+4815
ARG 42AB

60' : 21102+4828
KPP4226

60' : 21055+4758
ES 816

60' : 21097+4820
COU2545

61' : 21103+4828
TOI1343

61' : 21016+4948
TDT2700

62' : 21019+4952
HER 26

64' : 21019+4802
COU2650

67' : 21117+4849
COU2651

68' : 21100+4811
RAO 448

68' : 21063+4751
BUP9010AB

70' : 21119+4845
STJ 110

70' : 21057+4748
BU 158AB

72' : 21119+4838
HJ 1624

77' : 21127+4900
COU2652

78' : 21072+4744
ES 817AB



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

21050+4858 TDT 2728

 
 
21h 04m 58.90s +48° 57' 45.9" P.A. 57.00 sep 2.5 mag 12.33,12.63
 
 
Coord 2000 21050+4858 Discov num TDT2728 Comp Coord arcsec 2000 21 04 58.90 +48 57 45.9
Date first 1991 Date last 1991 Obs 1
Pa first 57 Pa last 57.4 P.A. Now (θ) 57.4°
Sep first 2.5 Sep last 2.51 Sep. Now (ρ) 2.51"
Mag pri 12.33 Mag sec 12.63 delta mag (ΔM) 0.3 Spectral class
Pri motion ra -014 Sec motion ra -014
Pri motion dec -014 Sec motion dec -014
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3596-00314-1 Gaia DR2 2165624632101856256
 
 
WDS 21050+4858 TDT 2728 : 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
21050+4858 TDT2728 1991 1 57 2.5 12.33 12.63 210458.69+485744.8

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

 
 
WDS 21050+4858 TDT 2728 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21050+4858 TDT 2728 : MEASURES
 
 
No records found.

 
 
WDS 21050+4858 : VIRTUAL EYEPIECE
 
 

21050+4858 TDT2728A mag 12.33 21050+4858 TDT2728B sep 1.9 P.A. 45.80 mag 12.63 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 21050+4858 : ALADIN DSS IMAGE @ 21h 04m 58.90s +48° 57' 45.9"
 
 
 
 
WDS 21050+4858 TDT 2728 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21050+4858 TDT2728 distance=0' 21050+4855 CVE 25 distance=3' 21047+4902 HU 590 distance=5' 21077+4851 ES 818AB distance=28' 21077+4851 ES 818BC distance=28' 21065+4823 BU 836AB distance=38' 21065+4823 BU 836AB,C distance=38' 21065+4823 BU 836CD distance=39' 21005+4911 RAO 445 distance=47' 21100+4901 HDS3016 distance=50' 21001+4911 HJ 1604 distance=50' 21100+4908 FMR 233 distance=51' 21001+4841 STT 425CD distance=51' 21001+4841 BU 1210AB distance=52' 21001+4841 STT 425AC distance=52' 21001+4841 STT 425AE distance=52' 21043+4806 ARN 51 distance=53' 21089+4815 ARG 42AB distance=58' 21089+4815 ARG 42AC distance=58' 21089+4815 ARG 42BC distance=58' 21102+4828 KPP4226 distance=60' 21055+4758 ES 816 distance=60' 21097+4820 COU2545 distance=60' 21103+4828 TOI1343 distance=61' 21016+4948 TDT2700 distance=61' 21019+4952 HER 26 distance=62' 21019+4802 COU2650 distance=64' 21117+4849 COU2651 distance=67' 21100+4811 RAO 448 distance=68' 21063+4751 BUP9010AB distance=68' 21063+4751 BUP9010AC distance=68' 21063+4751 BUP9010AD distance=68' 21119+4845 STJ 110 distance=70' 21057+4748 BU 158AB distance=70' 21119+4838 HJ 1624 distance=72' 21127+4900 COU2652 distance=77' 21072+4744 ES 817AB distance=78' 21072+4744 ES 817AC distance=78' 21072+4744 ES 817AD distance=78' 21066+4739 ES 32 distance=81' 20572+4936 KPP1431 distance=86' 20573+4818 HDS2987 distance=87' 21129+4820 HJ 1625 distance=87' 21053+5025 TDT2730 distance=88' 21100+4745 A 761 distance=89' 21011+4738 RAO 446 distance=90' 20598+4743 ES 815 distance=91' 21046+5028 ES 96 distance=91' 21092+4737 TDT2786 distance=91' 20595+5013 BU 68 distance=93' 21016+4730 HDS2997 distance=94' 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 21050+4858 TDT2728 57 2.5
Show 21050+4855 CVE 25 157 6.7 3
Show 21047+4902 HU 590 91 0.1 5
Show 21077+4851 ES 818 AB 39 48.6 28
Show 21077+4851 ES 818 BC 137 2.2 28
Show 21065+4823 BU 836 AB 177 0.8 38
Show 21065+4823 BU 836 AB,C 218 27.5 38
Show 21065+4823 BU 836 CD 64 1.4 39
Show 21005+4911 RAO 445 121 0.9 47
Show 21100+4901 HDS3016 25 0.3 50
Show 21001+4911 HJ 1604 143 30.5 50
Show 21100+4908 FMR 233 255 8.7 51
Show 21001+4841 STT 425 CD 132 4.3 51
Show 21001+4841 BU 1210 AB 118 2.4 52
Show 21001+4841 STT 425 AC 27 18.2 52
Show 21001+4841 STT 425 AE 15 45.4 52
Show 21043+4806 ARN 51 340 47.3 53
Show 21089+4815 ARG 42 AB 60 21.0 58
Show 21089+4815 ARG 42 AC 333 41.8 58
Show 21089+4815 ARG 42 BC 306 45.9 58
Show 21102+4828 KPP4226 308 1.9 60
Show 21055+4758 ES 816 36 2.6 60
Show 21097+4820 COU2545 74 0.7 60
Show 21103+4828 TOI1343 334 0.5 61
Show 21016+4948 TDT2700 19 1.6 61
Show 21019+4952 HER 26 249 29.3 62
Show 21019+4802 COU2650 256 2.0 64
Show 21117+4849 COU2651 13 0.9 67
Show 21100+4811 RAO 448 3 3.5 68
Show 21063+4751 BUP9010 AB 61 28.5 68
Show 21063+4751 BUP9010 AC 315 50.0 68
Show 21063+4751 BUP9010 AD 322 53.9 68
Show 21119+4845 STJ 110 114 1.3 70
Show 21057+4748 BU 158 AB 304 11.0 70
Show 21119+4838 HJ 1624 190 6.2 72
Show 21127+4900 COU2652 339 0.7 77
Show 21072+4744 ES 817 AB 350 10.0 78
Show 21072+4744 ES 817 AC 347 22.2 78
Show 21072+4744 ES 817 AD 85 23.7 78
Show 21066+4739 ES 32 159 15.7 81
Show 20572+4936 KPP1431 57 10.7 86
Show 20573+4818 HDS2987 3 0.4 87
Show 21129+4820 HJ 1625 71 11.8 87
Show 21053+5025 TDT2730 140 1.6 88
Show 21100+4745 A 761 56 0.4 89
Show 21011+4738 RAO 446 338 1.7 90
Show 20598+4743 ES 815 229 6.4 91
Show 21046+5028 ES 96 253 8.2 91
Show 21092+4737 TDT2786 240 0.7 91
Show 20595+5013 BU 68 149 2.0 93
Show 21016+4730 HDS2997 232 1.9 94

 
 
WDS 21050+4858 : COMPONENTS
 
 
  A
B pa=45.8°
sep=1.94"
 
 
21050+4858 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 210458.90+485745.9 Mag 12.33 PmRA -14.00
PmDE -14.0 Tycho2 3596-00314-1
Tycho2
Tycho2 3596-00314-1 Pflag RAmdeg 316.24543657 DEmdeg 48.96282205
PmRA -13.9 PmDE -14.0 E RAmdeg 75 E DEmdeg 81
E pmRA 2.7 E pmDE 2.5 EpRAm 1981.97 EpDEm 1978.16
Num 3 Q RAmdeg 0.7 Q DEmdeg 0.5 Q pmRA 0.7
Q pmDE 0.5 BTmag 12.200 E BTmag 0.142 VTmag 12.351
E VTmag 0.201 Prox 999 TYC T HIP
CCDM RAdeg 316.24548500 DEdeg 48.96285444 EpRA 1990 1.76
EpDE 1990 1.68 E RAdeg 78.7 E DEdeg 88.4 Posflg
Corr 0.0
 
 
21050+4858 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 210459.04+485747.3 Mag 12.63 PmRA -14.00
PmDE -14.0 Calc delta mag 0.3 Calc coord yes