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Doubles in session


Current system
21166+5455
TDT 2877


Nearby doubles
20' : 21185+5505
ES 2707

27' : 21197+5455
A 1694

36' : 21200+5436
SKF1978AB

38' : 21152+5531
A 1692

39' : 21202+5433
TDT2909

48' : 21189+5413
FAB 17

48' : 21215+5434
ROE 91AB

49' : 21222+5453
A 1696

52' : 21225+5504
HJ 1642

55' : 21202+5411
HDS3036

57' : 21103+5512
BU 1500AB

61' : 21196+5552
MLR 582

61' : 21096+5502
HJ 1621

65' : 21237+5518
A 1892

66' : 21152+5351
BVD 134AB

67' : 21088+5459
CVR 239

70' : 21203+5354
TDT2910

73' : 21178+5344
TDT2891

73' : 21092+5421
LEP 99

73' : 21147+5345
FMR 234

77' : 21252+5513
VKI 42

86' : 21255+5418
A 1697

87' : 21262+5433
ES 1007AB

88' : 21211+5337
CVR 240

97' : 21085+5603
PET 1

97' : 21112+5620
DOO 16



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

21166+5455 TDT 2877

 
 
21h 16m 34.82s +54° 55' 26.4" P.A. 340.00 sep 1.1 mag 11.87,12.61
 
 
Coord 2000 21166+5455 Discov num TDT2877 Comp Coord arcsec 2000 21 16 34.82 +54 55 26.4
Date first 1991 Date last 1991 Obs 1
Pa first 340 Pa last 339.7 P.A. Now (θ) 339.7°
Sep first 1.1 Sep last 1.12 Sep. Now (ρ) 1.12"
Mag pri 11.87 Mag sec 12.61 delta mag (ΔM) 0.74 Spectral class
Pri motion ra -006 Sec motion ra -006
Pri motion dec -012 Sec motion dec -012
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3957-00972-1 Gaia DR2 2176968396635531008
 
 
WDS 21166+5455 TDT 2877 : 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
21166+5455 TDT2877 1991 1 340 1.1 11.87 12.61 211634.82+545526.4

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

 
 
WDS 21166+5455 TDT 2877 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21166+5455 TDT 2877 : MEASURES
 
 
No records found.

 
 
WDS 21166+5455 : VIRTUAL EYEPIECE
 
 

21166+5455 TDT2877A mag 11.87 21166+5455 TDT2877B sep 1.1 P.A. 348.00 mag 12.61 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 21166+5455 : ALADIN DSS IMAGE @ 21h 16m 34.82s +54° 55' 26.4"
 
 
 
 
WDS 21166+5455 TDT 2877 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21166+5455 TDT2877 distance=1' 21185+5505 ES 2707 distance=20' 21197+5455 A 1694 distance=27' 21200+5436 TDT2908Aa,Ab distance=36' 21200+5436 SKF1978AB distance=36' 21152+5531 A 1692 distance=38' 21202+5433 TDT2909 distance=39' 21189+5413 FAB 17 distance=48' 21215+5434 ROE 91AB distance=48' 21215+5434 ROE 91AC distance=48' 21215+5434 ROE 91AD distance=48' 21215+5434 ROE 91AE distance=48' 21222+5453 A 1696 distance=49' 21225+5504 HJ 1642 distance=52' 21202+5411 HDS3036 distance=55' 21103+5512 BU 1500AB distance=57' 21103+5512 HJ 1622AC distance=57' 21196+5552 MLR 582 distance=61' 21096+5502 HJ 1621 distance=61' 21237+5518 A 1892 distance=65' 21152+5351 BVD 134AB distance=66' 21088+5459 CVR 239 distance=67' 21203+5354 TDT2910 distance=70' 21178+5344 TDT2891 distance=73' 21092+5421 LEP 99 distance=73' 21147+5345 FMR 234 distance=73' 21252+5513 VKI 42 distance=77' 21255+5418 A 1697 distance=86' 21262+5433 ES 1007AB distance=87' 21211+5337 CVR 240 distance=88' 21085+5603 PET 1 distance=97' 21112+5620 DOO 16 distance=97' 21060+5422 A 1691Aa,Ab distance=98' 21060+5422 HJL1105AB distance=98' 21282+5452 STI2568 distance=100' 21199+5319 A 1695 distance=101' 21211+5323 ES 139 distance=102' 21064+5405 TDT2750 distance=103' 21067+5556 TDT2753 distance=105' 21125+5318 ES 209 distance=105' 21220+5631 CRB 210 distance=106' 21252+5618 TDS1127 distance=111' 21238+5322 KPP 810 distance=113' 21197+5303 S 786 distance=116' 21031+5519 ES 1001 distance=119' 21045+5558 KPP4223 distance=121' 21200+5259 STF2789AB distance=121' 21200+5259 STF2789AC distance=121' 21195+5256 A 1693 distance=123' 21055+5340 BU 680AB distance=123' 21055+5340 BU 680AC distance=123' 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 21166+5455 TDT2877 340 1.1 1
Show 21185+5505 ES 2707 348 10.3 20
Show 21197+5455 A 1694 93 0.8 27
Show 21200+5436 TDT2908 Aa,Ab 295 0.3 36
Show 21200+5436 SKF1978 AB 298 31.8 36
Show 21152+5531 A 1692 167 0.3 38
Show 21202+5433 TDT2909 77 0.6 39
Show 21189+5413 FAB 17 313 8.1 48
Show 21215+5434 ROE 91 AB 250 4.9 48
Show 21215+5434 ROE 91 AC 187 47.5 48
Show 21215+5434 ROE 91 AD 275 74.4 48
Show 21215+5434 ROE 91 AE 256 82.1 48
Show 21222+5453 A 1696 49 1.3 49
Show 21225+5504 HJ 1642 210 35.9 52
Show 21202+5411 HDS3036 165 0.4 55
Show 21103+5512 BU 1500 AB 114 7.8 57
Show 21103+5512 HJ 1622 AC 296 12.8 57
Show 21196+5552 MLR 582 348 0.9 61
Show 21096+5502 HJ 1621 148 19.4 61
Show 21237+5518 A 1892 351 0.8 65
Show 21152+5351 BVD 134 AB 57 22.9 66
Show 21088+5459 CVR 239 190 93.9 67
Show 21203+5354 TDT2910 287 0.7 70
Show 21178+5344 TDT2891 201 0.5 73
Show 21092+5421 LEP 99 27 113.7 73
Show 21147+5345 FMR 234 293 2.5 73
Show 21252+5513 VKI 42 187 2.1 77
Show 21255+5418 A 1697 251 3.8 86
Show 21262+5433 ES 1007 AB 49 2.0 87
Show 21211+5337 CVR 240 21 64.4 88
Show 21085+5603 PET 1 343 0.2 97
Show 21112+5620 DOO 16 29 1.1 97
Show 21060+5422 A 1691 Aa,Ab 201 0.4 98
Show 21060+5422 HJL1105 AB 346 172.7 98
Show 21282+5452 STI2568 334 13.4 100
Show 21199+5319 A 1695 193 0.5 101
Show 21211+5323 ES 139 352 5.7 102
Show 21064+5405 TDT2750 262 0.9 103
Show 21067+5556 TDT2753 31 0.7 105
Show 21125+5318 ES 209 239 4.1 105
Show 21220+5631 CRB 210 341 12.9 106
Show 21252+5618 TDS1127 236 1.1 111
Show 21238+5322 KPP 810 76 7.0 113
Show 21197+5303 S 786 298 47.9 116
Show 21031+5519 ES 1001 32 3.6 119
Show 21045+5558 KPP4223 236 1.9 121
Show 21200+5259 STF2789 AB 113 6.9 121
Show 21200+5259 STF2789 AC 171 133.1 121
Show 21195+5256 A 1693 74 2.8 123
Show 21055+5340 BU 680 AB 283 0.6 123
Show 21055+5340 BU 680 AC 33 20.8 123

 
 
WDS 21166+5455 : COMPONENTS
 
 
  A
B pa=348.0°
sep=1.07"
 
 
21166+5455 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 211634.82+545526.4 Mag 11.87 PmRA -6.00
PmDE -12.0 Tycho2 3957-00972-1
Tycho2
Tycho2 3957-00972-1 Pflag RAmdeg 319.14501782 DEmdeg 54.92405838
PmRA -5.9 PmDE -11.7 E RAmdeg 58 E DEmdeg 58
E pmRA 2.9 E pmDE 2.8 EpRAm 1986.92 EpDEm 1986.47
Num 3 Q RAmdeg 0.8 Q DEmdeg 0.8 Q pmRA 0.8
Q pmDE 0.8 BTmag 11.872 E BTmag 0.088 VTmag 11.546
E VTmag 0.108 Prox 999 TYC HIP
CCDM RAdeg 319.14504167 DEdeg 54.92408528 EpRA 1990 1.70
EpDE 1990 1.71 E RAdeg 60.1 E DEdeg 59.7 Posflg
Corr 0.1
 
 
21166+5455 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 211634.79+545527.5 Mag 12.61 PmRA -6.00
PmDE -12.0 Calc delta mag 0.74 Calc coord yes