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Current system
21171+3530
SLE 378


Nearby doubles
17' : 21171+3546
BU 162AB

22' : 21161+3548
SEI1483

27' : 21156+3512
TDT2863

28' : 21152+3544
SEI1475

31' : 21147+3529
TDT2852

33' : 21149+3546
SEI1467

33' : 21181+3500
SLE 383

34' : 21173+3457
TDT2886

35' : 21197+3518
SLE 386AB

36' : 21156+3600
SEI1479AB

38' : 21183+3456
BU 289AB

38' : 21179+3454
STT 433AB

39' : 21187+3604
TDT2896

39' : 21203+3535
TDT2911

41' : 21147+3558
SEI1466

44' : 21139+3513
TDT2841

47' : 21140+3504
ES 2258

47' : 21136+3547
SEI1454

47' : 21155+3613
SEI1481AB

49' : 21150+3611
KPP1425

50' : 21149+3612
SEI1469AB

51' : 21134+3553
SLE 372

52' : 21153+3617
ES 2199

53' : 21137+3602
SEI1455

53' : 21138+3500
J 3128AB

54' : 21214+3517
GRV 454



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

21171+3530 SLE 378

 
 
21h 17m 08.19s +35° 30' 09.5" P.A. 27.00 sep 11.3 mag 11.60,12.00
 
 
Coord 2000 21171+3530 Discov num SLE 378 Comp Coord arcsec 2000 21 17 08.19 +35 30 09.5
Date first 1941 Date last 2015 Obs 10
Pa first 28 Pa last 27.3 P.A. Now (θ) 27.3°
Sep first 11.9 Sep last 11.33 Sep. Now (ρ) 11.33"
Mag pri 11.60 Mag sec 12.00 delta mag (ΔM) 0.4 Spectral class
Pri motion ra -001 Sec motion ra +006
Pri motion dec +000 Sec motion dec +002
Notes
rPM=1.151
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1867440475947592832
 
 
WDS 21171+3530 SLE 378 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Sle1966 Mc j Soulie, G. 1966JO.....49..359S
Sle1966 +Pa J. Obs. 49, 359, 1966
Sle1983 Pa - Soulie, G. 1983A&AS...54..281S
Sle1983 A&AS 54, 281, 1983
Sle1984 Pa - Soulie, G. 1984A&AS...56..351S
Sle1984 A&AS 56, 351, 1984
Sle1985 Pa - Soulie, G. 1985A&AS...61...17S
Sle1985 A&AS 61, 17, 1985
Sle1986a Pa - Soulie, G. .
Sle1986a Bull. Inf. Cent. Donnes Stell. #30, 91, 1986
Sle1986b Pa - Soulie, G. .
Sle1986b Bull. Inf. Cent. Donnes Stell. #30, 103, 1986
Sle2003 C j Soulie, G. 2003O&T....56...10S
Sle2003 Obs. et Travaux 56, 10, 2003
Sle2006 Pa - Soulie, G. 2006O&T....62...26S
Sle2006 Obs. et Travaux 62, 26, 2006
Sle2006b Pa j Soulie, G. 2006O&T....63...15S
Sle2006b Obs. et Travaux 63, 15, 2006
Sle2007 C j Soulie, G. 2007O&T....65...34S
Sle2007 Obs. et Travaux 65, 34, 2007
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21171+3530 SLE 378 1982 1 12 28.2 11.60 12.00 211708.19+353009.5
21171+3530 SLE 378 1998 2 27 11.3 11.60 12.00 211708.19+353009.5
21171+3530 SLE 378 2002 3 27 11.3 11.60 12.00 211708.19+353009.5
21171+3530 SLE 378 2015 5 27 11.3 11.60 12.00 211708.19+353009.5

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

 
 
WDS 21171+3530 SLE 378 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21171+3530 SLE 378 : MEASURES
 
 
No records found.

 
 
WDS 21171+3530 : VIRTUAL EYEPIECE
 
 

21171+3530 SLE 378A mag 11.6 21171+3530 SLE 378B sep 10.9 P.A. 22.80 mag 12 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21171+3530 : ALADIN DSS IMAGE @ 21h 17m 08.19s +35° 30' 09.5"
 
 
 
 
WDS 21171+3530 SLE 378 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21171+3530 SLE 378 distance=0' 21171+3546 BU 162AB distance=17' 21171+3546 BU 162AC distance=17' 21161+3548 SEI1483 distance=22' 21156+3512 TDT2863 distance=27' 21152+3544 SEI1475 distance=28' 21147+3529 TDT2852 distance=31' 21149+3546 SEI1467 distance=33' 21181+3500 SLE 383 distance=33' 21173+3457 TDT2886 distance=34' 21197+3518 SLE 386AB distance=35' 21197+3518 SLE 386AC distance=35' 21197+3518 SLE 386AD distance=35' 21156+3600 SEI1479AB distance=36' 21156+3600 SEI1479AC distance=36' 21183+3456 FYM 142GH distance=37' 21183+3456 BU 289AB distance=38' 21183+3456 BU 289AC distance=38' 21183+3456 SLE 384AD distance=38' 21183+3456 FYM 142AE distance=38' 21183+3456 FYM 142AG distance=38' 21183+3456 FYM 142AF distance=38' 21183+3456 FYM 142AH distance=38' 21179+3454 STT 433AB distance=38' 21179+3454 SLE 382AD distance=38' 21179+3454 STT 433AC distance=38' 21179+3454 BU 9011AE distance=38' 21183+3456 FYM 142EI distance=38' 21179+3454 STT 433BC distance=38' 21183+3456 FYM 142DF distance=39' 21187+3604 TDT2896 distance=39' 21203+3535 TDT2911 distance=39' 21147+3558 SEI1466 distance=41' 21139+3513 TDT2841 distance=44' 21140+3504 ES 2258 distance=47' 21136+3547 SEI1454 distance=47' 21155+3613 SEI1481AB distance=47' 21155+3613 SEI1480AC distance=47' 21150+3611 KPP1425 distance=49' 21149+3612 SEI1469AB distance=50' 21149+3612 SEI1470AC distance=50' 21149+3612 ABH 142AD distance=50' 21149+3612 ABH 142AE distance=50' 21149+3612 ABH 142AF distance=50' 21149+3612 ABH 142AG distance=50' 21149+3612 ABH 142AH distance=50' 21149+3612 ABH 142AI distance=50' 21149+3612 ABH 142AJ distance=50' 21149+3612 ABH 142AK distance=50' 21149+3612 ABH 142AL distance=50' 21149+3612 ABH 142AM distance=50' 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 21171+3530 SLE 378 27 11.3
Show 21171+3546 BU 162 AB 253 1.2 17
Show 21171+3546 BU 162 AC 131 15.6 17
Show 21161+3548 SEI1483 206 10.2 22
Show 21156+3512 TDT2863 205 2.5 27
Show 21152+3544 SEI1475 266 5.5 28
Show 21147+3529 TDT2852 79 1.4 31
Show 21149+3546 SEI1467 129 4.9 33
Show 21181+3500 SLE 383 58 15.1 33
Show 21173+3457 TDT2886 82 0.5 34
Show 21197+3518 SLE 386 AB 113 11.8 35
Show 21197+3518 SLE 386 AC 298 15.0 35
Show 21197+3518 SLE 386 AD 310 35.1 35
Show 21156+3600 SEI1479 AB 76 26.9 36
Show 21156+3600 SEI1479 AC 271 27.4 36
Show 21183+3456 FYM 142 GH 69 7.9 37
Show 21183+3456 BU 289 AB 128 0.8 38
Show 21183+3456 BU 289 AC 251 13.0 38
Show 21183+3456 SLE 384 AD 189 43.3 38
Show 21183+3456 FYM 142 AE 94 36.7 38
Show 21183+3456 FYM 142 AG 272 68.8 38
Show 21183+3456 FYM 142 AF 200 45.9 38
Show 21183+3456 FYM 142 AH 274 61.5 38
Show 21179+3454 STT 433 AB 219 15.2 38
Show 21179+3454 SLE 382 AD 307 57.1 38
Show 21179+3454 STT 433 AC 184 22.1 38
Show 21179+3454 BU 9011 AE 67 34.4 38
Show 21183+3456 FYM 142 EI 273 9.1 38
Show 21179+3454 STT 433 BC 141 13.2 38
Show 21183+3456 FYM 142 DF 268 8.6 39
Show 21187+3604 TDT2896 231 2.5 39
Show 21203+3535 TDT2911 102 1.5 39
Show 21147+3558 SEI1466 127 16.6 41
Show 21139+3513 TDT2841 302 1.9 44
Show 21140+3504 ES 2258 178 3.0 47
Show 21136+3547 SEI1454 155 19.1 47
Show 21155+3613 SEI1481 AB 308 13.9 47
Show 21155+3613 SEI1480 AC 346 15.3 47
Show 21150+3611 KPP1425 247 10.7 49
Show 21149+3612 SEI1469 AB 132 25.8 50
Show 21149+3612 SEI1470 AC 156 23.3 50
Show 21149+3612 ABH 142 AD 83 36.3 50
Show 21149+3612 ABH 142 AE 134 75.5 50
Show 21149+3612 ABH 142 AF 147 74.4 50
Show 21149+3612 ABH 142 AG 350 65.2 50
Show 21149+3612 ABH 142 AH 329 68.0 50
Show 21149+3612 ABH 142 AI 321 83.8 50
Show 21149+3612 ABH 142 AJ 315 93.9 50
Show 21149+3612 ABH 142 AK 315 102.1 50
Show 21149+3612 ABH 142 AL 268 62.6 50
Show 21149+3612 ABH 142 AM 240 112.5 50

 
 
WDS 21171+3530 : COMPONENTS
 
 
  A
B pa=22.8°
sep=10.92"
 
 
21171+3530 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 211708.19+353009.5 Mag 11.6 PmRA -1.00
PmDE 0.0
 
 
21171+3530 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 211708.54+353019.6 Mag 12 PmRA 6.00
PmDE 2.0 Calc delta mag 0.4 Calc coord yes