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Current system
21109+0352
HO 151


Nearby doubles
17' : 21101+0341
BAL2558

24' : 21102+0331
UC 4396

31' : 21093+0410
BU 1330AB

35' : 21129+0333
UC 4407

40' : 21090+0410
HJ 5515AB

46' : 21091+0429
J 848

52' : 21126+0437
HJ 3013

57' : 21139+0427
BAL2977

58' : 21147+0354
UC 4420

62' : 21069+0405
BAL2555

71' : 21105+0241
SKF1594

71' : 21130+0248
BU 1303

74' : 21145+0441
BU 682AB

74' : 21094+0502
STT 429

76' : 21156+0419
TDT2865

77' : 21149+0440
BAL2979

80' : 21140+0457
GWP3048

88' : 21063+0257
BAL2046

89' : 21164+0421
GRV 442

89' : 21069+0458
UC 4382

89' : 21080+0509
STT 527

89' : 21169+0347
UC 4426

90' : 21091+0227
BAL2048

97' : 21116+0217
LDS4868

100' : 21173+0323
BAL2050

103' : 21041+0359
TOK 371



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

21109+0352 HO 151

 
 
21h 10m 55.45s +03° 51' 55.3" P.A. 17.00 sep 1.6 mag 9.67,10.02 Sp F8
 
 
Coord 2000 21109+0352 Discov num HO  151 Comp Coord arcsec 2000 21 10 55.45 +03 51 55.3
Date first 1884 Date last 2016 Obs 33
Pa first 10 Pa last 17.3 P.A. Now (θ) 17.3°
Sep first 1.1 Sep last 1.616 Sep. Now (ρ) 1.616"
Mag pri 9.67 Mag sec 10.02 delta mag (ΔM) 0.35 Spectral class F8 (yellow-white)
Pri motion ra +026 Sec motion ra +026
Pri motion dec -031 Sec motion dec -031
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Equuleus Tycho2 0535-00242-1 Gaia DR2 1732076511370902656 ADS 14712
 
 
WDS 21109+0352 HO 151 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Ho_1883 Ma j Hough, G.W. 1883MNRAS..43..371H
Ho_1883 MNRAS 43, 371, 1883 (data also in Ho_1890) 1890AN....125....1H
Ho_1884 Ma j Hough, G.W. 1884MNRAS..44..365H
Ho_1884 MNRAS 44, 365, 1884 (data also in Ho_1890) 1890AN....125....1H
Ho_1885 Ma j Hough, G.W. 1885MNRAS..45..417H
Ho_1885 MNRAS 45, 417, 1885 (data also in Ho_1890) 1890AN....125....1H
Ho_1886 Ma j Hough, G.W. 1886MNRAS..46..393H
Ho_1886 MNRAS 46, 393, 1886 (data also in Ho_1890) 1890AN....125....1H
Ho_1887 Ma j Hough, G.W. 1887AN....116..273H
Ho_1887 AN 116, 273, 1887
Ho_1890 Ma j Hough, G.W. 1890AN....125....1H
Ho_1890 AN 125, 1, 1890
Ho_1890b Ma j Hough, G.W. 1890AJ......9..177H
Ho_1890b AJ 9, 177, 1890 (some data also in Ho_1890 or Ho_1894b) 1890AN....125....1H
Ho_1894a Ma - Hough, G.W. 1894MNRAS..54..251H
Ho_1894a MNRAS 54, 251, 1894
Ho_1894b Ma j Hough, G.W. (HO 304 - 490) 1894AN....135..281H
Ho_1894b AN 135, 281, 1894
Ho_1894c Ma - Hough, G.W. (measure by Dembowski, H.) 1894AN....135..281H
Ho_1894c AN 135, 281, 1894
Ho_1899a Ma j Hough, G.W. 1899AN....149..65H
Ho_1899a AN 149, 65, 1899
Ho_1899b Ma - Hough, G.W. (measure by Burnham, S.W.) 1899AN....149..65H
Ho_1899b AN 149, 65, 1899
Ho_1907 Ma - Hough, G.W. 1907PFAO....3c...1D
Ho_1907 Pub. Univ. Penn. 3, Pt. 3, 1907 (measures sent to Doolittle)
Ho_1932A Ma - Hough, G.W. 1932QB821.A43......
Ho_1932A cited in ADS, 1932 (unpublished measures sent to Aitken in manuscript by Fox)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21109+0352 HO 151 2005 30 20 1.4 9.67 10.02 F8 211055.45+035155.3
21109+0352 HO 151 2008 31 17 1.5 9.67 10.02 F8 211055.45+035155.3
21109+0352 HO 151 2011 32 16 1.3 9.67 10.02 F8 211055.45+035155.3
21109+0352 HO 151 2016 33 17 1.6 9.67 10.02 F8 211055.45+035155.3

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

 
 
WDS 21109+0352 HO 151 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21109+0352 HO 151 : MEASURES
 
 
No records found.

 
 
WDS 21109+0352 : VIRTUAL EYEPIECE
 
 

21109+0352 HO 151A mag 9.67 Sp F8 21109+0352 HO 151B sep 1.6 P.A. 17.30 mag 10.02 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21109+0352 : ALADIN DSS IMAGE @ 21h 10m 55.45s +03° 51' 55.3"
 
 
 
 
WDS 21109+0352 HO 151 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21109+0352 HO 151 distance=0' 21101+0341 BAL2558 distance=17' 21102+0331 UC 4396 distance=24' 21093+0410 BU 1330AB distance=31' 21129+0333 UC 4407 distance=35' 21090+0410 HJ 5515AB distance=40' 21090+0410 HJ 5515AC distance=40' 21091+0429 J 848 distance=46' 21126+0437 HJ 3013 distance=52' 21139+0427 BAL2977 distance=57' 21147+0354 UC 4420 distance=58' 21069+0405 BAL2555 distance=62' 21105+0241 SKF1594 distance=71' 21130+0248 BU 1303 distance=71' 21145+0441 BU 682AB distance=74' 21145+0441 BU 682AC distance=74' 21094+0502 STT 429 distance=74' 21156+0419 TDT2865 distance=76' 21149+0440 BAL2979 distance=77' 21140+0457 GWP3048 distance=80' 21063+0257 BAL2046 distance=88' 21164+0421 GRV 442 distance=89' 21069+0458 UC 4382 distance=89' 21080+0509 STT 527 distance=89' 21169+0347 UC 4426 distance=89' 21091+0227 BAL2048 distance=90' 21047+0332 SE 3BC distance=95' 21047+0332 SE 3Aa,Ab distance=95' 21047+0332 STF2749A,BC distance=95' 21047+0332 SE 3AD distance=95' 21047+0332 STF2749AC distance=95' 21116+0217 LDS4868 distance=97' 21173+0323 BAL2050 distance=100' 21041+0359 TOK 371 distance=103' 21172+0438 HU 274 distance=105' 21179+0407 BAL2559 distance=106' 21049+0250 BAL2044 distance=111' 21158+0515 WRH 35 (Kitalpha) distance=111' 21125+0202 BAL1582 distance=113' 21056+0233 BAL2045 distance=113' 21041+0300 WSI 6AB distance=115' 21041+0300 DSG 6Aa,Ab distance=115' 21080+0539 HJ 3011AB distance=116' 21080+0539 BU 9018AC distance=116' 21080+0539 BU 9018CD distance=116' 21032+0411 BAL2554 distance=117' 21099+0156 GWP3037AB distance=117' 21099+0156 GWP3038AC distance=117' 21067+0212 SLN 88 distance=119' 21061+0217 RST5476 distance=120' 21096+0550 TDT2793 distance=120' 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 21109+0352 HO 151 17 1.6
Show 21101+0341 BAL2558 38 2.2 17
Show 21102+0331 UC 4396 215 59.1 24
Show 21093+0410 BU 1330 AB 54 3.7 31
Show 21129+0333 UC 4407 306 58.2 35
Show 21090+0410 HJ 5515 AB 126 14.4 40
Show 21090+0410 HJ 5515 AC 68 47.8 40
Show 21091+0429 J 848 141 2.8 46
Show 21126+0437 HJ 3013 119 11.3 52
Show 21139+0427 BAL2977 305 17.1 57
Show 21147+0354 UC 4420 80 51.3 58
Show 21069+0405 BAL2555 164 17.1 62
Show 21105+0241 SKF1594 288 3.3 71
Show 21130+0248 BU 1303 234 4.2 71
Show 21145+0441 BU 682 AB 102 5.7 74
Show 21145+0441 BU 682 AC 179 93.0 74
Show 21094+0502 STT 429 -1 -1.0 74
Show 21156+0419 TDT2865 112 2.1 76
Show 21149+0440 BAL2979 182 11.5 77
Show 21140+0457 GWP3048 278 115.4 80
Show 21063+0257 BAL2046 57 2.4 88
Show 21164+0421 GRV 442 181 52.9 89
Show 21069+0458 UC 4382 272 53.5 89
Show 21080+0509 STT 527 114 0.4 89
Show 21169+0347 UC 4426 251 27.3 89
Show 21091+0227 BAL2048 95 6.7 90
Show 21047+0332 SE 3 BC 136 0.7 95
Show 21047+0332 SE 3 Aa,Ab 153 0.6 95
Show 21047+0332 STF2749 A,BC 179 3.2 95
Show 21047+0332 SE 3 AD 78 114.3 95
Show 21047+0332 STF2749 AC 176 3.5 95
Show 21116+0217 LDS4868 106 22.2 97
Show 21173+0323 BAL2050 181 18.3 100
Show 21041+0359 TOK 371 272 0.1 103
Show 21172+0438 HU 274 147 4.1 105
Show 21179+0407 BAL2559 283 3.9 106
Show 21049+0250 BAL2044 273 18.8 111
Show Kitalpha 21158+0515 WRH 35 104 0.0 111
Show 21125+0202 BAL1582 64 12.1 113
Show 21056+0233 BAL2045 33 7.2 113
Show 21041+0300 WSI 6 AB 53 0.1 115
Show 21041+0300 DSG 6 Aa,Ab 155 0.0 115
Show 21080+0539 HJ 3011 AB 273 10.6 116
Show 21080+0539 BU 9018 AC 252 139.3 116
Show 21080+0539 BU 9018 CD 340 6.0 116
Show 21032+0411 BAL2554 307 21.3 117
Show 21099+0156 GWP3037 AB 180 76.0 117
Show 21099+0156 GWP3038 AC 1 111.6 117
Show 21067+0212 SLN 88 230 4.1 119
Show 21061+0217 RST5476 149 3.3 120
Show 21096+0550 TDT2793 354 0.5 120

 
 
WDS 21109+0352 : COMPONENTS
 
 
  A
B pa=17.3°
sep=1.62"
 
 
21109+0352 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 211055.45+035155.3 Mag 9.67 Spectral class F8 (yellow-white)
PmRA 26.00 PmDE -31.0 Tycho2 0535-00242-1 ADS 14712
DM BD+03 4513
Tycho2
Tycho2 0535-00242-1 Pflag P RAmdeg 317.73102319 DEmdeg 3.86535324
PmRA 26.2 PmDE -30.5 E RAmdeg 19 E DEmdeg 26
E pmRA 1.6 E pmDE 1.5 EpRAm 1989.62 EpDEm 1987.12
Num 5 Q RAmdeg 1.6 Q DEmdeg 1.3 Q pmRA 1.6
Q pmDE 1.3 BTmag 10.244 E BTmag 0.039 VTmag 9.674
E VTmag 0.036 Prox 15 TYC T HIP
CCDM RAdeg 317.73092722 DEdeg 3.86528111 EpRA 1990 1.66
EpDE 1990 1.37 E RAdeg 19.1 E DEdeg 26.7 Posflg D
Corr 0.0
CCDM
Ccdm 21109+0352 RComp Comp A Note1
Note2 Discov num DRAs 1.36 DDEs -4.8
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.9 Sp F8 PmNote *
PmRA 19 PmDE -35 Dm number +03 4513 Cat1 BD
Name2 +03 2765 Cat2 AGK2/3 HD M HD
ADS BDS A14712 M ADS BDS N IDS IDS 21059N0328A
HIC
 
 
21109+0352 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 211055.48+035156.8 Mag 10.02 PmRA 26.00
PmDE -31.0 Tycho2 0535-00242-2 Calc delta mag 0.35 Calc coord yes
Tycho2
Tycho2 0535-00242-2 Pflag P RAmdeg 317.73102319 DEmdeg 3.86535324
PmRA 26.2 PmDE -30.5 E RAmdeg 19 E DEmdeg 26
E pmRA 1.6 E pmDE 1.5 EpRAm 1989.62 EpDEm 1987.12
Num 5 Q RAmdeg 1.6 Q DEmdeg 1.3 Q pmRA 1.6
Q pmDE 1.3 BTmag 10.623 E BTmag 0.054 VTmag 10.021
E VTmag 0.047 Prox 15 TYC T HIP
CCDM RAdeg 317.73102917 DEdeg 3.86569111 EpRA 1990 1.66
EpDE 1990 1.37 E RAdeg 26.3 E DEdeg 36.9 Posflg D
Corr 0.0
CCDM
Ccdm 21109+0352 RComp Comp B Note1
Note2 Discov num HO 151 DRAs DDEs
R dRAs Year 1884 Theta 194 Rho 1.5
Obs 21 Vmag 10.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14712 M ADS BDS N IDS IDS 21059N0328B
HIC