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Doubles in session


Current system
00229+5420
ES 42
HD 1821


Nearby doubles
4' : 00226+5417
A 907

16' : 00210+5421
TDS 12

19' : 00219+5403
TDS1420

24' : 00203+5412
HDS 44

27' : 00199+5427
CBL 2

28' : 00210+5442
STI1331

29' : 00261+5422
TDS1461

29' : 00214+5445
TDS1416

32' : 00211+5447
CBL 3

40' : 00186+5433
STI1319

41' : 00272+5435
TDS1467

42' : 00208+5339
FMR 178

44' : 00275+5435
STI1352

45' : 00232+5504
STI1338

50' : 00186+5452
ES 612

58' : 00167+5439
STF 16

59' : 00177+5343
ES 2578

59' : 00239+5322
TDS1438

59' : 00192+5509
TDS1398

60' : 00173+5346
TDS1383

60' : 00275+5335
HEI 914

66' : 00278+5330
LDS5275

66' : 00272+5513
STI1351

66' : 00185+5514
STI1318

68' : 00203+5522
HJ 1016

68' : 00306+5412
TDS1499



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

00229+5420 ES 42 (HD 1821)

 
 
00h 22m 51.76s +54° 19' 44.0" P.A. 207.00 sep 7.1 mag 8.35,9.40 Sp A5
 
 
Coord 2000 00229+5420 Discov num ES   42 Comp Coord arcsec 2000 00 22 51.76 +54 19 44.0
Date first 1901 Date last 2016 Obs 30
Pa first 191 Pa last 207.1 P.A. Now (θ) 207.1°
Sep first 10.5 Sep last 7.06 Sep. Now (ρ) 7.06"
Mag pri 8.35 Mag sec 9.40 delta mag (ΔM) 1.05 Spectral class A5 (white)
Pri motion ra +005 Sec motion ra -002
Pri motion dec -042 Sec motion dec -008
Notes N (See Notes)
rPM=0.821
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 1821 Constellation Cassiopeia SAO 21336 Tycho2 3653-01074-1
Gaia DR2 419632053019972480 HD 1821
 
 
WDS 00229+5420 ES 42 (HD 1821) : NOTES
 
 
discov_num notes refcode
ES 42 ES 154.
 
 
DISCOVERER
 
 
idgroup discov author
1 ES Espin, T.E.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00229+5420 ES 42 2000 20 205 7.3 8.35 9.40 A5 N D 002251.76+541944.0
00229+5420 ES 42 2003 22 206 7.3 8.35 9.40 A5 N D 002251.76+541944.0
00229+5420 ES 42 2015 24 207 7.1 8.35 9.40 A5 N 002251.76+541944.0
00229+5420 ES 42 2016 30 207 7.1 8.35 9.40 A5 N 002251.76+541944.0

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

 
 
WDS 00229+5420 ES 42 (HD 1821) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 00229+5420 ES 42 (HD 1821) : MEASURES
 
 
No records found.

 
 
WDS 00229+5420 (HD 1821) : VIRTUAL EYEPIECE
 
 

00229+5420 ES 42A mag 8.35 Sp A5 00229+5420 ES 42B sep 6.6 P.A. 196.60 mag 9.4 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 00229+5420 (HD 1821) : ALADIN DSS IMAGE @ 00h 22m 51.76s +54° 19' 44.0"
 
 
 
 
WDS 00229+5420 ES 42 (HD 1821) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

00229+5420 ES 42 distance=0' 00226+5417 A 907 distance=4' 00210+5421 TDS 12 distance=16' 00219+5403 TDS1420 distance=19' 00203+5412 HDS 44 distance=24' 00199+5427 CBL 2 distance=27' 00210+5442 STI1331 distance=28' 00261+5422 TDS1461 distance=29' 00214+5445 TDS1416 distance=29' 00211+5447 CBL 3 distance=32' 00186+5433 STI1319 distance=40' 00272+5435 TDS1467 distance=41' 00208+5339 FMR 178 distance=42' 00275+5435 STI1352 distance=44' 00232+5504 STI1338 distance=45' 00186+5452 ES 612 distance=50' 00167+5439 STF 16 distance=58' 00177+5343 ES 2578 distance=59' 00239+5322 TDS1438 distance=59' 00192+5509 TDS1398 distance=59' 00173+5346 TDS1383 distance=60' 00275+5335 HEI 914 distance=60' 00278+5330 LDS5275 distance=66' 00272+5513 STI1351 distance=66' 00185+5514 STI1318 distance=66' 00203+5522 HJ 1016 distance=68' 00306+5412 TDS1499 distance=68' 00151+5414 TDS1358 distance=69' 00228+5312 MLR 647AB distance=69' 00228+5312 CVR 1AB,C distance=69' 00151+5407 TDS1359 distance=70' 00168+5505 STI1314 distance=70' 00148+5415 TDS1355 distance=71' 00180+5517 STI1315 distance=72' 00311+5420 TDS1502 distance=73' 00239+5531 STI1340 distance=73' 00304+5449 TDS1496 distance=73' 00214+5307 MLR 646 distance=74' 00142+5405 TDS1353 distance=78' 00237+5302 TDS1436 distance=78' 00241+5302 TDS1439 distance=79' 00318+5431 STT 12 distance=79' 00146+5350 HLD 1 distance=79' 00311+5454 ES 933 distance=80' 00295+5323 ES 613 distance=82' 00183+5531 A 906 distance=82' 00235+5257 TDS1435 distance=83' 00170+5315 HDS 38 distance=84' 00216+5543 STI1334 distance=85' 00249+5543 ES 932AB distance=86' 00249+5543 ES 932BC distance=86' 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 00229+5420 ES 42 207 7.1 0
Show 00226+5417 A 907 211 0.8 4
Show 00210+5421 TDS 12 288 0.9 16
Show 00219+5403 TDS1420 323 0.6 19
Show 00203+5412 HDS 44 39 12.2 24
Show 00199+5427 CBL 2 112 22.0 27
Show 00210+5442 STI1331 195 11.3 28
Show 00261+5422 TDS1461 107 0.6 29
Show 00214+5445 TDS1416 315 1.0 29
Show 00211+5447 CBL 3 332 18.0 32
Show 00186+5433 STI1319 105 8.3 40
Show 00272+5435 TDS1467 129 0.4 41
Show 00208+5339 FMR 178 199 130.8 42
Show 00275+5435 STI1352 86 4.6 44
Show 00232+5504 STI1338 322 12.3 45
Show 00186+5452 ES 612 265 2.9 50
Show 00167+5439 STF 16 40 5.8 58
Show 00177+5343 ES 2578 70 16.5 59
Show 00239+5322 TDS1438 17 0.8 59
Show 00192+5509 TDS1398 115 0.7 59
Show 00173+5346 TDS1383 46 0.6 60
Show 00275+5335 HEI 914 218 5.9 60
Show 00278+5330 LDS5275 6 4.3 66
Show 00272+5513 STI1351 349 13.0 66
Show 00185+5514 STI1318 254 14.8 66
Show 00203+5522 HJ 1016 359 13.3 68
Show 00306+5412 TDS1499 296 0.7 68
Show 00151+5414 TDS1358 325 0.4 69
Show 00228+5312 MLR 647 AB 63 0.2 69
Show 00228+5312 CVR 1 AB,C 81 26.6 69
Show 00151+5407 TDS1359 199 1.8 70
Show 00168+5505 STI1314 75 7.8 70
Show 00148+5415 TDS1355 312 0.4 71
Show 00180+5517 STI1315 106 12.0 72
Show 00311+5420 TDS1502 82 0.7 73
Show 00239+5531 STI1340 12 13.9 73
Show 00304+5449 TDS1496 228 0.7 73
Show 00214+5307 MLR 646 241 0.3 74
Show 00142+5405 TDS1353 177 0.7 78
Show 00237+5302 TDS1436 259 0.7 78
Show 00241+5302 TDS1439 184 0.8 79
Show 00318+5431 STT 12 220 0.1 79
Show 00146+5350 HLD 1 13 2.2 79
Show 00311+5454 ES 933 268 8.6 80
Show 00295+5323 ES 613 236 5.6 82
Show 00183+5531 A 906 311 2.9 82
Show 00235+5257 TDS1435 108 0.8 83
Show 00170+5315 HDS 38 119 0.2 84
Show 00216+5543 STI1334 236 6.6 85
Show 00249+5543 ES 932 AB 321 41.9 86
Show 00249+5543 ES 932 BC 90 2.8 86

 
 
WDS 00229+5420 : COMPONENTS
 
 
  A
B pa=196.6°
sep=6.56"
 
 
00229+5420 A
 
 
Name HD 1821 Coord arcsec 2000 002251.76+541944.0 Mag 8.35 Spectral class A5 (white)
PmRA 5.00 PmDE -42.0 SAO 21336 Tycho2 3653-01074-1
HD 1821 DM BD+53 54
Tycho2
Tycho2 3653-01074-1 Pflag RAmdeg 5.71569835 DEmdeg 54.32889754
PmRA 4.5 PmDE -43.2 E RAmdeg 5 E DEmdeg 5
E pmRA 1.2 E pmDE 1.3 EpRAm 1991.34 EpDEm 1991.48
Num 7 Q RAmdeg 0.4 Q DEmdeg 0.8 Q pmRA 0.3
Q pmDE 0.7 BTmag 8.825 E BTmag 0.016 VTmag 8.355
E VTmag 0.011 Prox 999 TYC T HIP
CCDM RAdeg 5.71568000 DEdeg 54.32899694 EpRA 1990 1.59
EpDE 1990 1.71 E RAdeg 5.3 E DEdeg 4.7 Posflg
Corr 0.2
SAO
SAO 21336 DelFlag RA1950 PmRA1950 0.0016
DE1950 PmDE1950 -0.04 Vmag 8.3 SpType A5
Double code Source 37 CatNum 134 DM BD+53 54
DMcomp BDsup HD 1821 M HD 0
GC RA1950rad 0.08794273 DE1950rad 0.94339246 PmRA2000 0.0018
PmDE2000 -0.045
CCDM
Ccdm 00229+5420 RComp Comp A Note1
Note2 Discov num DRAs -2.28 DDEs -15.4
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.8 Sp A5 PmNote *
PmRA 5 PmDE -37 Dm number +53 54 Cat1 BD
Name2 +54 26 Cat2 AGK2/3 HD 1821 M HD
ADS BDS A 310 M ADS BDS N IDS IDS 00175N5347A
HIC
 
 
00229+5420 B
 
 
Coord arcsec 2000 002251.55+541937.7 Mag 9.4 PmRA -2.00 PmDE -8.0
Calc delta mag 1.05 Calc coord yes
CCDM
Ccdm 00229+5420 RComp Comp B Note1
Note2 Discov num ES 42 DRAs DDEs
R dRAs Year 1936 Theta 196 Rho 9.2
Obs 7 Vmag 9.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 310 M ADS BDS N N IDS IDS 00175N5347B
HIC