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Doubles in session


Current system
21069+0405
BAL 2555
HD 201022


Nearby doubles
28' : 21090+0410
HJ 5515AB

36' : 21093+0410
BU 1330AB

41' : 21091+0429
J 848

43' : 21041+0359
TOK 371

53' : 21069+0458
UC 4382

54' : 21101+0341
BAL2558

56' : 21032+0411
BAL2554

60' : 21102+0331
UC 4396

62' : 21109+0352
HO 151

66' : 21080+0509
STT 527

68' : 21094+0502
STT 429

69' : 21063+0257
BAL2046

76' : 21020+0346
HO 148

78' : 21041+0300
WSI 6AB

81' : 21020+0436
CVR 884

81' : 21021+0329
CVR 236

82' : 21049+0250
BAL2044

92' : 21126+0437
HJ 3013

92' : 21009+0419
BAL2553

92' : 21046+0530
BUP 223

95' : 21056+0233
BAL2045

95' : 21129+0333
UC 4407

96' : 21080+0539
HJ 3011AB

96' : 21017+0310
BAL2042

96' : 21024+0513
A 615

97' : 21033+0245
BAL2043



Selections
Full WDS
Binocular doubles
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.

21069+0405 BAL 2555 (HD 201022)

 
 
21h 06m 55.23s +04° 05' 12.5" P.A. 164.00 sep 17.1 mag 9.20,11.40 Sp K2 dist. 263.16 pc (858.43 l.y.)
 
 
Coord 2000 21069+0405 Discov num BAL2555 Comp Coord arcsec 2000 21 06 55.23 +04 05 12.5
Date first 1910 Date last 2015 Obs 9
Pa first 164 Pa last 164.2 P.A. Now (θ) 164.2°
Sep first 16.7 Sep last 17.1 Sep. Now (ρ) 17.1"
Mag pri 9.20 Mag sec 11.40 delta mag (ΔM) 2.2 Spectral class K2 (yellow-orange)
Pri motion ra -004 Sec motion ra -002
Pri motion dec -012 Sec motion dec -019
Notes
rPM=0.381
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 201022 Constellation Equuleus SAO 126549 HIP 104224
Tycho2 0534-00352-1 Gaia DR2 1732802876240250752 HD 201022 BD BD+03 4503
Distance 263.16 Distance ly 858.43
 
 
WDS 21069+0405 BAL 2555 (HD 201022) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Bal1924 Ma - Baillaud, R. 1924JO......7..117B
Bal1924 J. Obs. 7, 117, 1924
Bal1925 Ma - Baillaud, R. 1925JO......8...53B
Bal1925 J. Obs. 8, 53, 1925
Bal1925b Ma j Baillaud, R. 1925JO......8...56B
Bal1925b J. Obs. 8, 56, 1925
Bal1926 Ma - Baillaud, R. 1926JO......9..129P
Bal1926 J. Obs. 9, 129, 1926
Bal1937A Ma - Baillaud, R. 1937AnLei..18....1S
Bal1937A cited by Strand (Ann. Sterrew. Leiden 18, 1937)
Bal1944 C - Baillaud, R. 1944AnBes...3...33B
Bal1944 +Pa Ann. Obs. Besancon New Ser. 3, 33, 1943
Bal1944 +Po
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21069+0405 BAL2555 2000 3 164 17.1 9.20 11.40 K2 D 210655.23+040512.5
21069+0405 BAL2555 2011 4 165 16.9 9.20 11.40 K2 D 210655.23+040512.5
21069+0405 BAL2555 2015 6 164 17.1 9.20 11.40 K2 210655.23+040512.5

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

 
 
WDS 21069+0405 BAL 2555 (HD 201022) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21069+0405 BAL 2555 (HD 201022) : MEASURES
 
 
No records found.

 
 
WDS 21069+0405 (HD 201022) : VIRTUAL EYEPIECE
 
 

21069+0405 BAL2555A mag 9.2 Sp K2 21069+0405 BAL2555B sep 17.1 P.A. 164.20 mag 11.4 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21069+0405 (HD 201022) : ALADIN DSS IMAGE @ 21h 06m 55.23s +04° 05' 12.5"
 
 
 
 
WDS 21069+0405 BAL 2555 (HD 201022) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21069+0405 BAL2555 distance=1' 21090+0410 HJ 5515AB distance=28' 21090+0410 HJ 5515AC distance=28' 21093+0410 BU 1330AB distance=36' 21091+0429 J 848 distance=41' 21041+0359 TOK 371 distance=43' 21047+0332 SE 3Aa,Ab distance=47' 21047+0332 STF2749A,BC distance=47' 21047+0332 SE 3AD distance=47' 21047+0332 STF2749AC distance=47' 21047+0332 SE 3BC distance=47' 21069+0458 UC 4382 distance=53' 21101+0341 BAL2558 distance=54' 21032+0411 BAL2554 distance=56' 21102+0331 UC 4396 distance=60' 21109+0352 HO 151 distance=62' 21080+0509 STT 527 distance=66' 21094+0502 STT 429 distance=68' 21063+0257 BAL2046 distance=69' 21020+0346 HO 148 distance=76' 21041+0300 WSI 6AB distance=78' 21041+0300 DSG 6Aa,Ab distance=78' 21020+0436 CVR 884 distance=81' 21021+0329 CVR 236 distance=81' 21049+0250 BAL2044 distance=82' 21126+0437 HJ 3013 distance=92' 21009+0419 BAL2553 distance=92' 21046+0530 BUP 223 distance=92' 21080+0539 BU 9018CD distance=95' 21056+0233 BAL2045 distance=95' 21129+0333 UC 4407 distance=95' 21080+0539 HJ 3011AB distance=96' 21080+0539 BU 9018AC distance=96' 21017+0310 BAL2042 distance=96' 21024+0513 A 615 distance=96' 21033+0245 BAL2043 distance=97' 21105+0241 SKF1594 distance=100' 21002+0406 HEI 820 distance=101' 21091+0227 BAL2048 distance=103' 21054+0221 KPP1782 distance=107' 21139+0427 BAL2977 distance=107' 21061+0217 RST5476 distance=109' 21096+0550 TDT2793 distance=113' 21009+0257 HJ 3006 distance=114' 21067+0212 SLN 88 distance=114' 21054+0557 BUP 224 distance=115' 21147+0354 UC 4420 distance=118' 20591+0418 STF2737AB distance=119' 20591+0418 STF2737AD distance=119' 20591+0418 STF2737AB,C distance=119' 20591+0418 STF2737BC distance=119' 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 21069+0405 BAL2555 164 17.1 1
Show 21090+0410 HJ 5515 AB 126 14.4 28
Show 21090+0410 HJ 5515 AC 68 47.8 28
Show 21093+0410 BU 1330 AB 54 3.7 36
Show 21091+0429 J 848 141 2.8 41
Show 21041+0359 TOK 371 272 0.1 43
Show 21047+0332 SE 3 Aa,Ab 153 0.6 47
Show 21047+0332 STF2749 A,BC 179 3.2 47
Show 21047+0332 SE 3 AD 78 114.3 47
Show 21047+0332 STF2749 AC 176 3.5 47
Show 21047+0332 SE 3 BC 136 0.7 47
Show 21069+0458 UC 4382 272 53.5 53
Show 21101+0341 BAL2558 38 2.2 54
Show 21032+0411 BAL2554 307 21.3 56
Show 21102+0331 UC 4396 215 59.1 60
Show 21109+0352 HO 151 17 1.6 62
Show 21080+0509 STT 527 114 0.4 66
Show 21094+0502 STT 429 -1 -1.0 68
Show 21063+0257 BAL2046 57 2.4 69
Show 21020+0346 HO 148 201 2.2 76
Show 21041+0300 WSI 6 AB 53 0.1 78
Show 21041+0300 DSG 6 Aa,Ab 155 0.0 78
Show 21020+0436 CVR 884 312 11.4 81
Show 21021+0329 CVR 236 279 69.7 81
Show 21049+0250 BAL2044 273 18.8 82
Show 21126+0437 HJ 3013 119 11.3 92
Show 21009+0419 BAL2553 110 10.6 92
Show 21046+0530 BUP 223 252 82.5 92
Show 21080+0539 BU 9018 CD 340 6.0 95
Show 21056+0233 BAL2045 33 7.2 95
Show 21129+0333 UC 4407 306 58.2 95
Show 21080+0539 HJ 3011 AB 273 10.6 96
Show 21080+0539 BU 9018 AC 252 139.3 96
Show 21017+0310 BAL2042 128 8.1 96
Show 21024+0513 A 615 129 3.5 96
Show 21033+0245 BAL2043 205 18.4 97
Show 21105+0241 SKF1594 288 3.3 100
Show 21002+0406 HEI 820 65 2.3 101
Show 21091+0227 BAL2048 95 6.7 103
Show 21054+0221 KPP1782 210 13.8 107
Show 21139+0427 BAL2977 305 17.1 107
Show 21061+0217 RST5476 149 3.3 109
Show 21096+0550 TDT2793 354 0.5 113
Show 21009+0257 HJ 3006 292 1.8 114
Show 21067+0212 SLN 88 230 4.1 114
Show 21054+0557 BUP 224 301 30.4 115
Show 21147+0354 UC 4420 80 51.3 118
Show 20591+0418 STF2737 AB 125 0.0 119
Show 20591+0418 STF2737 AD 293 69.3 119
Show 20591+0418 STF2737 AB,C 67 10.6 119
Show 20591+0418 STF2737 BC 66 10.6 119

 
 
WDS 21069+0405 : COMPONENTS
 
 
  A
B pa=164.2°
sep=17.10"
 
 
21069+0405 A
 
 
Componente originario normalizzato AB Name HD 201022 Coord arcsec 2000 210655.23+040512.5 Mag 9.2
Spectral class K2 (yellow-orange) PmRA -4.00 PmDE -12.0 SAO 126549
HIP 104224 Tycho2 0534-00352-1 HD 201022 BD BD+03 4503
Tycho2
Tycho2 0534-00352-1 Pflag RAmdeg 316.73012206 DEmdeg 4.08676708
PmRA -3.0 PmDE -11.1 E RAmdeg 11 E DEmdeg 13
E pmRA 0.9 E pmDE 1.0 EpRAm 1987.97 EpDEm 1987.22
Num 17 Q RAmdeg 0.9 Q DEmdeg 1.1 Q pmRA 0.9
Q pmDE 1.0 BTmag 10.171 E BTmag 0.037 VTmag 8.711
E VTmag 0.018 Prox 999 TYC T HIP 104224
CCDM RAdeg 316.73012833 DEdeg 4.08679583 EpRA 1990 1.84
EpDE 1990 1.80 E RAdeg 12.2 E DEdeg 14.6 Posflg
Corr -0.2
SAO
SAO 126549 DelFlag RA1950 PmRA1950 0.0003
DE1950 PmDE1950 -0.004 Vmag 8.7 SpType K2
Double code Source 30 CatNum 7398 DM BD+03 4503
DMcomp BDsup HD 201022 M HD 0
GC RA1950rad 5.51703638 DE1950rad 0.06780957 PmRA2000 0.0005
PmDE2000 -0.008
Hipparcos
Catalog H HIP 104224 Proxy RAhms 21 06 55.23
DEdms +04 05 12.5 Vmag 8.55 VarFlag R Vmag H
RAdeg 316.73 DEdeg 4.0868 AstroRef Plx 4.31
CCDM 21069+0405 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 201022 BD BD+03 4503
CD CP Dm number +03 4503 VIred 1.19
SpType K2 R SpType Coord arcsec 2000 210655.23+040512.5
Hipparcos 2
HIP 104224 Sn 5 So 0 Nc 1
RArad 5.5279835992 DErad 0.0713280935 Plx 3.8 PmRA -3.03
PmDE -10.48 E RArad 1.42 E DErad 1.38 E Plx 1.64
E pmRA 1.85 E pmDE 1.4 Hpmag 8.7131 E Hpmag 0.0025
SHp 0.02 VA 0 BV 1.245 E BV 0.033
VI 1.2
CCDM
Ccdm 21069+0405 RComp Comp A Note1
Note2 Discov num DRAs 1.22 DDEs 12.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.2 Sp K2 PmNote *
PmRA -1 PmDE -8 Dm number +03 4503 Cat1 BD
Name2 +03 2759 Cat2 AGK2/3 HD 201022 M HD
ADS BDS M ADS BDS N IDS IDS 21019N0341A
HIC 104224
 
 
21069+0405 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 210655.54+040456.0 Mag 11.4 PmRA -2.00
PmDE -19.0 Calc delta mag 2.2 Calc coord yes
CCDM
Ccdm 21069+0405 RComp Comp B Note1
Note2 Discov num BAL2555 DRAs DDEs
R dRAs Year 1910 Theta 164 Rho 16.9
Obs 1 Vmag 11.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 21019N0341B
HIC