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Doubles in session


Current system
20086+3529
TDS 1046
HD 227894


Nearby doubles
3' : 20084+3528
ES 203

5' : 20089+3531
SEI 917

5' : 20087+3525
SEI 915

9' : 20093+3529
STF2639AB

11' : 20080+3521
SEI 907

11' : 20079+3522
ALI 182AB

12' : 20083+3519
COU2127

12' : 20095+3525
TDT2034

12' : 20077+3523
BKO 93AB

12' : 20092+3520
ALI 184

13' : 20096+3530
SEI 930AB

13' : 20096+3532
SEI 931

13' : 20078+3520
SEI 901AB

14' : 20092+3540
SEI 922

15' : 20097+3535
SEI 935AB

15' : 20090+3516
SEI 919

16' : 20075+3535
COU2126

17' : 20096+3519
COU2128

17' : 20073+3534
ES 2248AB

17' : 20072+3531
SEI 890AB

18' : 20074+3537
ALI 181

21' : 20074+3543
STT 398AB

25' : 20097+3510
SEI 937

26' : 20099+3509
BKO 99

26' : 20096+3506
TOB 173

26' : 20081+3554
TDS1043



Selections
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Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20086+3529 TDS 1046 (HD 227894)

 
 
20h 08m 34.69s +35° 28' 46.3" P.A. 341.00 sep 1.2 mag 10.70,11.79 Sp B3
 
 
Coord 2000 20086+3529 Discov num TDS1046 Comp Coord arcsec 2000 20 08 34.69 +35 28 46.3
Date first 1991 Date last 2015 Obs 3
Pa first 342 Pa last 340.9 P.A. Now (θ) 340.9°
Sep first 1.3 Sep last 1.241 Sep. Now (ρ) 1.241"
Mag pri 10.70 Mag sec 11.79 delta mag (ΔM) 1.09 Spectral class B3 (blue-white)
Pri motion ra -002 Sec motion ra -002
Pri motion dec -004 Sec motion dec -004
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 227894 Constellation Cygnus Tycho2 2679-01441-1 Gaia DR2 2059027426475882496
HD 227894
 
 
WDS 20086+3529 TDS 1046 (HD 227894) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
TDS Tycho Double Star (from additional DD list) ...................
TDT Tycho Double Star (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20086+3529 TDS1046 2003 2 341 1.2 10.70 11.79 200834.69+352846.3
20086+3529 TDS1046 2015 3 341 1.2 10.70 11.79 B3 200834.69+352846.3

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

 
 
WDS 20086+3529 TDS 1046 (HD 227894) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20086+3529 TDS 1046 (HD 227894) : MEASURES
 
 
No records found.

 
 
WDS 20086+3529 (HD 227894) : VIRTUAL EYEPIECE
 
 

20086+3529 TDS1046A mag 10.7 Sp B3 20086+3529 TDS1046B sep 1.2 P.A. 344.30 mag 11.79 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 20086+3529 (HD 227894) : ALADIN DSS IMAGE @ 20h 08m 34.69s +35° 28' 46.3"
 
 
 
 
WDS 20086+3529 TDS 1046 (HD 227894) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20086+3529 TDS1046 distance=0' 20084+3528 ES 203 distance=3' 20089+3531 SEI 917 distance=5' 20087+3525 SEI 915 distance=5' 20093+3529 STF2639AB distance=9' 20093+3529 SEI 923AC distance=9' 20093+3529 SEI 924CD distance=9' 20080+3521 SEI 907 distance=11' 20079+3522 ALI 182AB distance=11' 20079+3522 BKO 95AC distance=11' 20083+3519 COU2127 distance=12' 20095+3525 TDT2034 distance=12' 20077+3523 BKO 93AB distance=12' 20077+3523 BKO 93AC distance=12' 20092+3520 ALI 184 distance=12' 20096+3530 SEI 930AB distance=13' 20096+3530 BKO 97AC distance=13' 20096+3530 BKO 97AE distance=13' 20096+3530 BKO 97CD distance=13' 20078+3520 BKO 94BC distance=13' 20096+3532 SEI 931 distance=13' 20078+3520 SEI 901AB distance=13' 20092+3540 SEI 922 distance=14' 20096+3530 BKO 97EF distance=14' 20097+3535 BKO 98CD distance=15' 20097+3535 SEI 935AB distance=15' 20097+3535 SEI 934AC distance=15' 20090+3516 SEI 919 distance=15' 20075+3535 COU2126 distance=16' 20096+3519 COU2128 distance=17' 20073+3534 COU2125Aa,Ab distance=17' 20073+3534 ES 2248AB distance=17' 20073+3534 ES 2248AC distance=17' 20073+3534 SEI 893CD distance=17' 20072+3531 SEI 890AB distance=17' 20072+3531 BKO 90AC distance=17' 20074+3537 ALI 181 distance=18' 20074+3543 STT 398AB distance=21' 20074+3543 A 280AC distance=21' 20097+3510 SEI 937 distance=25' 20099+3509 BKO 99 distance=26' 20096+3506 TOB 173 distance=26' 20069+3545 BKO 88BD distance=26' 20081+3554 TDS1043 distance=26' 20107+3529 RAO 427 distance=27' 20069+3545 SEI 886AB distance=27' 20069+3545 BKO 88AC distance=27' 20069+3545 BKO 88AE distance=27' 20069+3545 BKO 88EF distance=27' 20069+3545 BKO 88EG distance=27' 20069+3546 SEI 885 distance=27' 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 20086+3529 TDS1046 341 1.2
Show 20084+3528 ES 203 130 6.1 3
Show 20089+3531 SEI 917 338 28.4 5
Show 20087+3525 SEI 915 230 29.0 5
Show 20093+3529 STF2639 AB 301 5.8 9
Show 20093+3529 SEI 923 AC 93 37.4 9
Show 20093+3529 SEI 924 CD 207 27.8 9
Show 20080+3521 SEI 907 204 21.2 11
Show 20079+3522 ALI 182 AB 358 9.4 11
Show 20079+3522 BKO 95 AC 36 7.5 11
Show 20083+3519 COU2127 227 0.2 12
Show 20095+3525 TDT2034 120 0.3 12
Show 20077+3523 BKO 93 AB 75 3.5 12
Show 20077+3523 BKO 93 AC 223 6.5 12
Show 20092+3520 ALI 184 228 13.2 12
Show 20096+3530 SEI 930 AB 101 22.5 13
Show 20096+3530 BKO 97 AC 178 24.1 13
Show 20096+3530 BKO 97 AE 107 70.4 13
Show 20096+3530 BKO 97 CD 11 8.7 13
Show 20078+3520 BKO 94 BC 46 13.5 13
Show 20096+3532 SEI 931 81 16.0 13
Show 20078+3520 SEI 901 AB 86 15.6 13
Show 20092+3540 SEI 922 215 18.5 14
Show 20096+3530 BKO 97 EF 312 8.3 14
Show 20097+3535 BKO 98 CD 261 6.8 15
Show 20097+3535 SEI 935 AB 95 7.2 15
Show 20097+3535 SEI 934 AC 161 20.2 15
Show 20090+3516 SEI 919 118 5.5 15
Show 20075+3535 COU2126 158 0.7 16
Show 20096+3519 COU2128 243 2.1 17
Show 20073+3534 COU2125 Aa,Ab 69 0.1 17
Show 20073+3534 ES 2248 AB 30 5.9 17
Show 20073+3534 ES 2248 AC 222 50.6 17
Show 20073+3534 SEI 893 CD 119 27.4 17
Show 20072+3531 SEI 890 AB 94 15.3 17
Show 20072+3531 BKO 90 AC 52 13.8 17
Show 20074+3537 ALI 181 219 14.6 18
Show 20074+3543 STT 398 AB 82 1.0 21
Show 20074+3543 A 280 AC 133 5.7 21
Show 20097+3510 SEI 937 67 25.3 25
Show 20099+3509 BKO 99 67 7.3 26
Show 20096+3506 TOB 173 186 15.6 26
Show 20069+3545 BKO 88 BD 251 8.9 26
Show 20081+3554 TDS1043 235 0.9 26
Show 20107+3529 RAO 427 126 0.5 27
Show 20069+3545 SEI 886 AB 123 27.2 27
Show 20069+3545 BKO 88 AC 167 4.2 27
Show 20069+3545 BKO 88 AE 38 43.7 27
Show 20069+3545 BKO 88 EF 261 6.4 27
Show 20069+3545 BKO 88 EG 302 6.0 27
Show 20069+3546 SEI 885 285 14.1 27

 
 
WDS 20086+3529 : COMPONENTS
 
 
  A
B pa=344.3°
sep=1.22"
 
 
20086+3529 A
 
 
Componente originario normalizzato AB Name HD 227894 Coord arcsec 2000 200834.69+352846.3 Mag 10.7
Spectral class B3 (blue-white) PmRA -2.00 PmDE -4.0 Tycho2 2679-01441-1
HD 227894
Tycho2
Tycho2 2679-01441-1 Pflag P RAmdeg 302.14453243 DEmdeg 35.47952641
PmRA -2.1 PmDE -4.0 E RAmdeg 33 E DEmdeg 27
E pmRA 1.8 E pmDE 1.6 EpRAm 1986.96 EpDEm 1988.15
Num 7 Q RAmdeg 1.4 Q DEmdeg 0.8 Q pmRA 1.4
Q pmDE 0.8 BTmag 10.864 E BTmag 0.046 VTmag 10.697
E VTmag 0.056 Prox 13 TYC T HIP
CCDM RAdeg 302.14457250 DEdeg 35.47945444 EpRA 1990 1.54
EpDE 1990 1.74 E RAdeg 34.1 E DEdeg 28.0 Posflg D
Corr 0.1
 
 
20086+3529 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 200834.66+352847.5 Mag 11.79 PmRA -2.00
PmDE -4.0 Tycho2 2679-01441-2 Calc delta mag 1.09 Calc coord yes
Tycho2
Tycho2 2679-01441-2 Pflag P RAmdeg 302.14453243 DEmdeg 35.47952641
PmRA -2.1 PmDE -4.0 E RAmdeg 33 E DEmdeg 27
E pmRA 1.8 E pmDE 1.6 EpRAm 1986.96 EpDEm 1988.15
Num 7 Q RAmdeg 1.4 Q DEmdeg 0.8 Q pmRA 1.4
Q pmDE 0.8 BTmag 11.646 E BTmag 0.080 VTmag 11.785
E VTmag 0.166 Prox 13 TYC HIP
CCDM RAdeg 302.14443750 DEdeg 35.47978889 EpRA 1990 1.52
EpDE 1990 1.74 E RAdeg 69.6 E DEdeg 56.1 Posflg D
Corr 0.1