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Doubles in session


Current system
20057+3536
ES 24 BD


Nearby doubles
3' : 20054+3539
SEI 847AB

5' : 20052+3536
TDT1958

7' : 20059+3542
SEI 854

8' : 20063+3538
SEI 871AB

9' : 20063+3535
SEI 873AB

9' : 20062+3544
SEI 867AB

9' : 20060+3545
SEI 858AB

10' : 20060+3546
ES 25AB

11' : 20060+3547
BU 440AB

11' : 20064+3543
SEI 877AB

12' : 20054+3549
SEI 846

14' : 20066+3544
RAO 518

16' : 20059+3552
SEI 856

16' : 20062+3551
SEI 869

16' : 20062+3523
MZA 38

17' : 20058+3554
SEI 849

18' : 20069+3545
SEI 886AB

18' : 20058+3520
SEI 851

18' : 20069+3546
SEI 885

19' : 20062+3520
TDT1981

21' : 20058+3556
ES 86AB

21' : 20072+3531
SEI 890AB

21' : 20073+3534
ES 2248AB

22' : 20074+3537
ALI 181

23' : 20075+3535
COU2126

23' : 20074+3543
STT 398AB



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

20057+3536 ES 24 BD

 
 
20h 05m 36.36s +35° 37' 23.4" P.A. 86.00 sep 17.1 mag 8.82,13.11 Sp B0.5IVp
 
 
Coord 2000 20057+3536 Discov num ES   24 Comp BD Coord arcsec 2000 20 05 36.36 +35 37 23.4
Date first 1900 Date last 2018 Obs 14
Pa first 83 Pa last 85.6 P.A. Now (θ) 85.6°
Sep first 16.9 Sep last 17.12 Sep. Now (ρ) 17.12"
Mag pri 8.82 Mag sec 13.11 delta mag (ΔM) 4.29 Spectral class B0.5IVp (blue-white)
Pri motion ra -004 Sec motion ra -005
Pri motion dec -007 Sec motion dec -005
Notes N (See Notes)
rPM=0.277 (< 0.3, Physical double)
This double is physical.
 
 
20057+3536 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 190864 69391 20 05 40 +35 36 28 SHJ 316 AB 2018 31 323 69.4 7.79 8.82 1.03
Show 20 05 36 +35 37 23 ES 24 BC 2018 11 241 11.3 8.82 13.80 4.98
Show 20 05 36 +35 37 23 ES 24 BD 2018 14 86 17.1 8.82 13.11 4.29 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2678-00808-1 Gaia DR2 2059073159271061632 HD 227586
 
 
WDS 20057+3536 ES 24 BD : NOTES
 
 
discov_num notes refcode
SHJ 316 STTA199. Based on MacEvoy's (2010) conclusion that SHJ 316 and H 6 59 MEv2010
were the same pair, the 1781 measure of 20097+3701 H 6 59 was merged
this much more well-observed pair.
 
 
REFERENCES
 
 
refcode metd author reference
MEv2010 - MacEvoy, B. ...................
MEv2010 private communication, 2010 (see http://www.handprint.com/ASTRO/index.html)
 
 
DISCOVERER
 
 
idgroup discov author
1 ES Espin, T.E.
96 SHJ South, J. & Herschel, J.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20057+3536 ES 24 BD 2002 7 85 16.9 8.82 12.80 D 200536.36+353723.4
20057+3536 ES 24 BD 2015 9 84 17.0 8.82 13.11 B0.5IVp N 200536.36+353723.4
20057+3536 ES 24 BD 2018 14 86 17.1 8.82 13.11 B0.5IVp N 200536.36+353723.4

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

 
 
WDS 20057+3536 ES 24 BD : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20057+3536 ES 24 BD : MEASURES
 
 
No records found.

 
 
WDS 20057+3536 : VIRTUAL EYEPIECE
 
 

20057+3536 SHJ 316A mag 7.79 Sp O7IIIe 20057+3536 ES 24B sep 69.4 P.A. 322.80 mag 8.82 Sp B0.5IVp 20057+3536 ES 24C sep 70.6 P.A. 314.90 mag 13.8 20057+3536 ES 24D sep 63.2 P.A. 333.60 mag 13.11 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 20057+3536 : ALADIN DSS IMAGE @ 20h 05m 36.36s +35° 37' 23.4"
 
 
 
 
WDS 20057+3536 ES 24 BD : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20057+3536 ES 24BD distance=0' 20057+3536 SHJ 316AB distance=2' 20054+3539 SEI 847AB distance=3' 20054+3539 SEI 848AC distance=3' 20052+3536 TDT1958 distance=5' 20059+3542 SEI 854 distance=7' 20063+3535 BKO 83GH distance=7' 20063+3535 BKO 83CD distance=8' 20063+3538 SEI 871AB distance=8' 20063+3538 SEI 872AC distance=8' 20063+3535 SEI 873AB distance=9' 20063+3535 BKO 83AC distance=9' 20063+3535 BKO 83AE distance=9' 20063+3535 BKO 83AG distance=9' 20063+3535 BKO 83AI distance=9' 20063+3535 TOI1335Aa,Ab distance=9' 20062+3544 SEI 867AB distance=9' 20062+3544 BKO 82AC distance=9' 20062+3544 BKO 82AD distance=9' 20063+3535 BKO 83EF distance=9' 20060+3545 SEI 858AB distance=9' 20060+3545 SEI 857AC distance=9' 20060+3546 ES 25AB distance=10' 20060+3546 ES 25AC distance=10' 20060+3546 SHJ 315AD distance=10' 20060+3546 WAL 127AE distance=10' 20060+3546 ES 25AF distance=10' 20060+3546 SEI 865EG distance=11' 20060+3547 BU 440AB distance=11' 20060+3547 BU 429AC distance=11' 20060+3547 SHJ 314AD distance=11' 20060+3547 BU 429AE distance=11' 20060+3547 SHJ 314AF distance=11' 20060+3547 HAU 26AG distance=11' 20060+3547 DOO 78AH distance=11' 20060+3547 CIA 18Aa,Ab distance=11' 20064+3543 SEI 877AB distance=11' 20064+3543 BKO 84AC distance=11' 20060+3547 BU 429FG distance=12' 20060+3547 DOO 78FH distance=12' 20054+3549 SEI 846 distance=12' 20066+3544 RAO 518 distance=14' 20059+3552 SEI 856 distance=16' 20062+3551 SEI 869 distance=16' 20062+3523 MZA 38 distance=16' 20058+3554 SEI 849 distance=17' 20069+3545 SEI 886AB distance=18' 20069+3545 BKO 88AC distance=18' 20069+3545 BKO 88AE distance=18' 20058+3520 SEI 851 distance=18' 20069+3545 BKO 88BD distance=18' 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 20057+3536 ES 24 BC 241 11.3
Show 20057+3536 ES 24 BD 86 17.1
Show 20057+3536 SHJ 316 AB 323 69.4 2
Show 20054+3539 SEI 847 AB 8 4.9 3
Show 20054+3539 SEI 848 AC 80 19.8 3
Show 20052+3536 TDT1958 65 1.1 5
Show 20059+3542 SEI 854 108 13.0 7
Show 20063+3535 BKO 83 GH 227 3.4 7
Show 20063+3535 BKO 83 CD 119 6.6 8
Show 20063+3538 SEI 871 AB 172 11.5 8
Show 20063+3538 SEI 872 AC 56 29.1 8
Show 20063+3535 SEI 873 AB 335 9.1 9
Show 20063+3535 BKO 83 AC 285 43.5 9
Show 20063+3535 BKO 83 AE 151 52.0 9
Show 20063+3535 BKO 83 AG 240 136.8 9
Show 20063+3535 BKO 83 AI 257 87.2 9
Show 20063+3535 TOI1335 Aa,Ab 304 0.1 9
Show 20062+3544 SEI 867 AB 244 12.9 9
Show 20062+3544 BKO 82 AC 33 6.9 9
Show 20062+3544 BKO 82 AD 295 13.0 9
Show 20063+3535 BKO 83 EF 228 7.5 9
Show 20060+3545 SEI 858 AB 28 19.8 9
Show 20060+3545 SEI 857 AC 323 27.6 9
Show 20060+3546 ES 25 AB 122 8.6 10
Show 20060+3546 ES 25 AC 297 11.8 10
Show 20060+3546 SHJ 315 AD 236 20.2 10
Show 20060+3546 WAL 127 AE 94 33.7 10
Show 20060+3546 ES 25 AF 329 95.7 10
Show 20060+3546 SEI 865 EG 196 14.5 11
Show 20060+3547 BU 440 AB 63 6.9 11
Show 20060+3547 BU 429 AC 29 12.8 11
Show 20060+3547 SHJ 314 AD 299 11.3 11
Show 20060+3547 BU 429 AE 107 28.0 11
Show 20060+3547 SHJ 314 AF 28 36.3 11
Show 20060+3547 HAU 26 AG 43 38.5 11
Show 20060+3547 DOO 78 AH 57 29.7 11
Show 20060+3547 CIA 18 Aa,Ab 218 0.0 11
Show 20064+3543 SEI 877 AB 46 12.9 11
Show 20064+3543 BKO 84 AC 20 5.8 11
Show 20060+3547 BU 429 FG 110 10.2 12
Show 20060+3547 DOO 78 FH 153 17.5 12
Show 20054+3549 SEI 846 78 6.1 12
Show 20066+3544 RAO 518 -1 0.2 14
Show 20059+3552 SEI 856 300 22.4 16
Show 20062+3551 SEI 869 50 5.0 16
Show 20062+3523 MZA 38 145 1.1 16
Show 20058+3554 SEI 849 275 24.0 17
Show 20069+3545 SEI 886 AB 123 27.2 18
Show 20069+3545 BKO 88 AC 167 4.2 18
Show 20069+3545 BKO 88 AE 38 43.7 18
Show 20058+3520 SEI 851 161 27.2 18

 
 
WDS 20057+3536 : COMPONENTS
 
 
  A B C
B pa=322.8°
sep=69.41"
 
C pa=314.9°
sep=70.64"
pa=236.1°
sep=9.72"
 
D pa=333.6°
sep=63.19"
pa=84.6°
sep=13.94"
pa=73.0°
sep=22.96"
 
 
20057+3536 A
 
 
Name HD 190864 Coord arcsec 2000 200539.80+353628.1 Mag 7.79 Spectral class O7IIIe (blue)
PmRA -4.00 PmDE -7.0 SAO 69391 HIP 98976
Tycho2 2678-00109-1 HD 190864 BD BD+35 3949
Tycho2
Tycho2 2678-00109-1 Pflag RAmdeg 301.41583490 DEmdeg 35.60777355
PmRA -5.6 PmDE -6.9 E RAmdeg 5 E DEmdeg 5
E pmRA 1.2 E pmDE 1.2 EpRAm 1991.25 EpDEm 1991.38
Num 13 Q RAmdeg 0.8 Q DEmdeg 0.8 Q pmRA 0.7
Q pmDE 0.9 BTmag 7.937 E BTmag 0.016 VTmag 7.794
E VTmag 0.011 Prox 695 TYC T HIP 98976
CCDM RAdeg 301.41585111 DEdeg 35.60778944 EpRA 1990 1.61
EpDE 1990 1.72 E RAdeg 4.8 E DEdeg 4.7 Posflg
Corr 0.1
SAO
SAO 69391 DelFlag RA1950 PmRA1950 -0.0007
DE1950 PmDE1950 0.02 Vmag 8.1 SpType B
Double code Source 5 CatNum 1939 DM BD+35 3949
DMcomp BDsup HD 190864 M HD 0
GC RA1950rad 5.252487 DE1950rad 0.61896352 PmRA2000 -0.0005
PmDE2000 0.018
Hipparcos
Catalog H HIP 98976 Proxy RAhms 20 05 39.80
DEdms +35 36 28.1 Vmag 7.78 VarFlag R Vmag H
RAdeg 301.416 DEdeg 35.6078 AstroRef Plx 0.67
CCDM 20056+3537 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 190864 BD BD+35 3949
CD CP Dm number +35 3949 VIred 0.13
SpType O7III... R SpType Coord arcsec 2000 200539.80+353628.1
Hipparcos 2
HIP 98976 Sn 5 So 0 Nc 1
RArad 5.2606990362 DErad 0.6214732074 Plx 2.05 PmRA -2.81
PmDE -6.81 E RArad 0.47 E DErad 0.51 E Plx 0.66
E pmRA 0.58 E pmDE 0.6 Hpmag 7.8257 E Hpmag 0.0015
SHp 0.015 VA 0 BV 0.138 E BV 0.012
VI 0.15
 
 
20057+3536 B
 
 
Coord arcsec 2000 200536.36+353723.4 Coord calc 200536.36+353723.4 Mag 8.82 Spectral class B0.5IVp (blue-white)
PmRA -4.00 PmDE -7.0 Tycho2 2678-00808-1 HD 227586
Calc delta mag 1.03
Tycho2
Tycho2 2678-00808-1 Pflag RAmdeg 301.40152718 DEmdeg 35.62318315
PmRA -0.4 PmDE -8.2 E RAmdeg 8 E DEmdeg 8
E pmRA 1.1 E pmDE 1.1 EpRAm 1990.74 EpDEm 1990.91
Num 11 Q RAmdeg 1.6 Q DEmdeg 0.6 Q pmRA 1.6
Q pmDE 0.6 BTmag 8.990 E BTmag 0.018 VTmag 8.819
E VTmag 0.015 Prox 695 TYC T HIP
CCDM RAdeg 301.40153000 DEdeg 35.62320194 EpRA 1990 1.67
EpDE 1990 1.74 E RAdeg 7.8 E DEdeg 8.0 Posflg
Corr 0.0
 
 
20057+3536 C
 
 
Coord arcsec 2000 200535.70+353718.0 Mag 13.8 PmRA -6.00 PmDE -20.0
Calc delta mag 6.01 Calc coord yes
 
 
20057+3536 D
 
 
Coord arcsec 2000 200537.50+353724.7 Mag 13.11 PmRA -5.00 PmDE -5.0
Calc delta mag 5.32 Calc coord yes