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Doubles in session


Current system
20338+3336
HJ 1538


Nearby doubles
8' : 20341+3344
TDT2381

12' : 20346+3334
GRV 356AB

12' : 20344+3328
HEI 181

16' : 20333+3323
HJ 1535AB

16' : 20332+3324
SEI1162

22' : 20350+3323
HJ 1543

25' : 20349+3358
SEI1173

26' : 20338+3312
J 190AB

28' : 20359+3331
ES 2355

30' : 20315+3347
LAF 62AB

31' : 20353+3313
GRV 359

32' : 20313+3337
ES 2354

33' : 20359+3356
GRV 360

34' : 20312+3332
J 1113

34' : 20311+3333
COU1962

41' : 20339+3258
GYL 36

42' : 20350+3259
HJ 1542

43' : 20369+3321
TDT2423

43' : 20354+3301
KPP2661

46' : 20350+3419
J 791AB

48' : 20300+3333
HEI 584

51' : 20316+3420
TOK 338

52' : 20377+3322
STF2705AB

52' : 20334+3246
TDS1081

56' : 20311+3253
SKF2393

57' : 20361+3426
ES 2308



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

20338+3336 HJ 1538

 
 
20h 33m 48.37s +33° 37' 31.0" P.A. 122.00 sep 5.5 mag 9.72,10.45
 
 
Coord 2000 20338+3336 Discov num HJ 1538 Comp Coord arcsec 2000 20 33 48.37 +33 37 31.0
Date first 1828 Date last 2018 Obs 15
Pa first 128 Pa last 121.9 P.A. Now (θ) 121.9°
Sep first 3.0 Sep last 5.542 Sep. Now (ρ) 5.542"
Mag pri 9.72 Mag sec 10.45 delta mag (ΔM) 0.73 Spectral class
Pri motion ra -001 Sec motion ra +003
Pri motion dec -006 Sec motion dec -007
Notes N (See Notes)
rPM=0.541
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2690-00613-1 Gaia DR2 1863838755045042048
 
 
WDS 20338+3336 HJ 1538 : NOTES
 
 
discov_num notes refcode
HJ 1538 SEI1167. Nsn2017d
 
 
REFERENCES
 
 
refcode metd author reference
Nsn2017d not - Nanson, J. ...................
Nsn2017d private communication, 2017
 
 
DISCOVERER
 
 
idgroup discov author
1 HJ Herschel, J.F.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20338+3336 HJ 1538 1999 7 122 5.4 9.72 10.45 D 203348.37+333731.0
20338+3336 HJ 1538 2009 8 121 5.4 9.72 10.45 D 203348.37+333731.0
20338+3336 HJ 1538 2010 11 120 4.4 9.72 10.45 203348.37+333731.0
20338+3336 HJ 1538 2015 12 122 5.4 9.72 10.45 N 203348.37+333731.0
20338+3336 HJ 1538 2018 15 122 5.5 9.72 10.45 N 203348.37+333731.0

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

 
 
WDS 20338+3336 HJ 1538 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20338+3336 HJ 1538 : MEASURES
 
 
No records found.

 
 
WDS 20338+3336 : VIRTUAL EYEPIECE
 
 

20338+3336 HJ 1538A mag 9.72 20338+3336 HJ 1538B sep 4.9 P.A. 126.80 mag 10.45 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 20338+3336 : ALADIN DSS IMAGE @ 20h 33m 48.37s +33° 37' 31.0"
 
 
 
 
WDS 20338+3336 HJ 1538 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20338+3336 HJ 1538 distance=0' 20341+3344 TDT2381 distance=8' 20346+3334 GRV 356AB distance=12' 20346+3334 GRV 356AC distance=12' 20344+3328 HEI 181 distance=12' 20333+3323 HJ 1535AB distance=16' 20333+3323 HJ 1535AC distance=16' 20333+3323 HJ 1535AD distance=16' 20333+3323 RAO 71AE distance=16' 20332+3324 SEI1162 distance=16' 20333+3323 RBR 30Ba,Bb distance=16' 20350+3323 HJ 1543 distance=22' 20349+3358 SEI1173 distance=25' 20338+3312 J 190AB distance=26' 20338+3312 J 190AC distance=26' 20359+3331 ES 2355 distance=28' 20315+3347 LAF 62AB distance=30' 20315+3347 LAF 62AC distance=30' 20315+3347 LAF 62AD distance=30' 20315+3347 LAF 62AE distance=30' 20315+3347 LAF 62AF distance=30' 20315+3347 LAF 62AG distance=30' 20315+3347 LAF 62AH distance=30' 20315+3347 LAF 62AI distance=30' 20315+3347 LAF 62AJ distance=30' 20315+3347 LAF 62AK distance=30' 20315+3347 LAF 62AL distance=30' 20315+3347 LAF 62AM distance=30' 20315+3347 LAF 62AN distance=30' 20315+3347 LAF 62AO distance=30' 20315+3347 LAF 62AP distance=30' 20315+3347 LAF 62AQ distance=30' 20315+3347 LAF 62AR distance=30' 20315+3347 LAF 62AS distance=30' 20315+3347 LAF 62AT distance=30' 20315+3347 LAF 62AU distance=30' 20315+3347 LAF 62AV distance=30' 20315+3347 LAF 62AW distance=30' 20315+3347 LAF 62AX distance=30' 20315+3347 LAF 62AY distance=30' 20315+3347 LAF 62A,Za distance=30' 20315+3347 LAF 62A,Zb distance=30' 20315+3347 LAF 62A,Zc distance=30' 20315+3347 LAF 62A,Zd distance=30' 20315+3347 LAF 62A,Ze distance=30' 20315+3347 LAF 62A,Zf distance=30' 20315+3347 LAF 62A,Zg distance=30' 20315+3347 LAF 62A,Zh distance=30' 20315+3347 LAF 62A,Zi distance=30' 20315+3347 LAF 62A,Zj distance=30' 20315+3347 LAF 62A,Zk distance=30' 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 20338+3336 HJ 1538 122 5.5
Show 20341+3344 TDT2381 156 1.9 8
Show 20346+3334 GRV 356 AB 26 44.7 12
Show 20346+3334 GRV 356 AC 154 47.0 12
Show 20344+3328 HEI 181 4 4.1 12
Show 20333+3323 HJ 1535 AB 246 17.2 16
Show 20333+3323 HJ 1535 AC 194 31.9 16
Show 20333+3323 HJ 1535 AD 230 59.1 16
Show 20333+3323 RAO 71 AE 225 12.5 16
Show 20332+3324 SEI1162 90 20.2 16
Show 20333+3323 RBR 30 Ba,Bb 308 0.2 16
Show 20350+3323 HJ 1543 26 16.5 22
Show 20349+3358 SEI1173 295 4.6 25
Show 20338+3312 J 190 AB 337 3.1 26
Show 20338+3312 J 190 AC 105 9.1 26
Show 20359+3331 ES 2355 350 1.8 28
Show 20315+3347 LAF 62 AB 341 2.0 30
Show 20315+3347 LAF 62 AC 51 2.4 30
Show 20315+3347 LAF 62 AD 289 3.8 30
Show 20315+3347 LAF 62 AE 138 3.8 30
Show 20315+3347 LAF 62 AF 19 3.9 30
Show 20315+3347 LAF 62 AG 202 4.4 30
Show 20315+3347 LAF 62 AH 300 5.6 30
Show 20315+3347 LAF 62 AI 50 6.0 30
Show 20315+3347 LAF 62 AJ 233 6.6 30
Show 20315+3347 LAF 62 AK 156 6.7 30
Show 20315+3347 LAF 62 AL 255 6.7 30
Show 20315+3347 LAF 62 AM 10 8.0 30
Show 20315+3347 LAF 62 AN 144 8.3 30
Show 20315+3347 LAF 62 AO 72 8.3 30
Show 20315+3347 LAF 62 AP 156 8.4 30
Show 20315+3347 LAF 62 AQ 177 8.9 30
Show 20315+3347 LAF 62 AR 11 9.3 30
Show 20315+3347 LAF 62 AS 276 9.6 30
Show 20315+3347 LAF 62 AT 196 9.6 30
Show 20315+3347 LAF 62 AU 347 9.9 30
Show 20315+3347 LAF 62 AV 255 10.1 30
Show 20315+3347 LAF 62 AW 201 10.1 30
Show 20315+3347 LAF 62 AX 311 10.2 30
Show 20315+3347 LAF 62 AY 329 10.2 30
Show 20315+3347 LAF 62 A,Za 167 10.6 30
Show 20315+3347 LAF 62 A,Zb 80 10.6 30
Show 20315+3347 LAF 62 A,Zc 327 10.8 30
Show 20315+3347 LAF 62 A,Zd 58 10.8 30
Show 20315+3347 LAF 62 A,Ze 52 10.8 30
Show 20315+3347 LAF 62 A,Zf 244 11.3 30
Show 20315+3347 LAF 62 A,Zg 310 12.4 30
Show 20315+3347 LAF 62 A,Zh 15 11.7 30
Show 20315+3347 LAF 62 A,Zi 21 12.2 30
Show 20315+3347 LAF 62 A,Zj 47 12.5 30
Show 20315+3347 LAF 62 A,Zk 274 12.8 30

 
 
WDS 20338+3336 : COMPONENTS
 
 
  A
B pa=126.8°
sep=4.89"
 
 
20338+3336 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 203348.37+333731.0 Mag 9.72 PmRA -1.00
PmDE -6.0 Tycho2 2690-00613-1
Tycho2
Tycho2 2690-00613-1 Pflag RAmdeg 308.45153243 DEmdeg 33.62527156
PmRA 0.5 PmDE -5.1 E RAmdeg 14 E DEmdeg 13
E pmRA 1.3 E pmDE 1.4 EpRAm 1990.43 EpDEm 1990.66
Num 5 Q RAmdeg 1.5 Q DEmdeg 1.8 Q pmRA 1.6
Q pmDE 1.8 BTmag 10.191 E BTmag 0.025 VTmag 9.717
E VTmag 0.022 Prox 54 TYC T HIP
CCDM RAdeg 308.45153083 DEdeg 33.62528306 EpRA 1990 1.65
EpDE 1990 1.68 E RAdeg 14.2 E DEdeg 13.4 Posflg D
Corr 0.1
 
 
20338+3336 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 203348.68+333728.1 Mag 10.45 PmRA 3.00
PmDE -7.0 Tycho2 2690-00613-2 Calc delta mag 0.73 Calc coord yes
Tycho2
Tycho2 2690-00613-2 Pflag RAmdeg 308.45306354 DEmdeg 33.62450079
PmRA 2.0 PmDE -2.8 E RAmdeg 27 E DEmdeg 25
E pmRA 1.5 E pmDE 1.6 EpRAm 1987.81 EpDEm 1988.83
Num 5 Q RAmdeg 0.7 Q DEmdeg 1.2 Q pmRA 0.7
Q pmDE 1.2 BTmag 11.096 E BTmag 0.046 VTmag 10.452
E VTmag 0.037 Prox 54 TYC T HIP
CCDM RAdeg 308.45305833 DEdeg 33.62450694 EpRA 1990 1.66
EpDE 1990 1.68 E RAdeg 27.5 E DEdeg 25.1 Posflg
Corr 0.1