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Doubles in session


Current system
21139+0427
BAL 2977


Nearby doubles
17' : 21145+0441
BU 682AB

20' : 21149+0440
BAL2979

21' : 21126+0437
HJ 3013

28' : 21156+0419
TDT2865

30' : 21140+0457
GWP3048

36' : 21147+0354
UC 4420

39' : 21164+0421
GRV 442

52' : 21172+0438
HU 274

56' : 21158+0515
WRH 35
Kitalpha

56' : 21129+0333
UC 4407

57' : 21109+0352
HO 151

60' : 21169+0347
UC 4426

64' : 21179+0407
BAL2559

72' : 21093+0410
BU 1330AB

72' : 21091+0429
J 848

73' : 21101+0341
BAL2558

77' : 21094+0502
STT 429

78' : 21138+0545
KPP3367

80' : 21102+0331
UC 4396

80' : 21090+0410
HJ 5515AB

82' : 21173+0323
BAL2050

85' : 21184+0518
HDS3031

92' : 21131+0558
GWP3043AB

94' : 21192+0339
J 1721

98' : 21080+0509
STT 527

100' : 21130+0248
BU 1303



Selections
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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.

21139+0427 BAL 2977

 
 
21h 13m 53.57s +04° 27' 12.5" P.A. 305.00 sep 17.1 mag 11.12,11.48 Sp G0
 
 
Coord 2000 21139+0427 Discov num BAL2977 Comp Coord arcsec 2000 21 13 53.57 +04 27 12.5
Date first 1908 Date last 2015 Obs 13
Pa first 292 Pa last 304.5 P.A. Now (θ) 304.5°
Sep first 16.8 Sep last 17.13 Sep. Now (ρ) 17.13"
Mag pri 11.12 Mag sec 11.48 delta mag (ΔM) 0.36 Spectral class G0 (yellow)
Pri motion ra -008 Sec motion ra +008
Pri motion dec -027 Sec motion dec +006
Notes
rPM=1.302
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Equuleus Tycho2 0535-00984-1 Gaia DR2 1732498826915119488
 
 
WDS 21139+0427 BAL 2977 : 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
21139+0427 BAL2977 2000 6 303 17.1 11.12 11.48 G0 D 211353.57+042712.5
21139+0427 BAL2977 2015 8 305 17.1 11.12 11.48 G0 211353.57+042712.5

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

 
 
WDS 21139+0427 BAL 2977 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21139+0427 BAL 2977 : MEASURES
 
 
No records found.

 
 
WDS 21139+0427 : VIRTUAL EYEPIECE
 
 

21139+0427 BAL2977A mag 11.12 Sp G0 21139+0427 BAL2977B sep 17.1 P.A. 304.60 mag 11.48 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21139+0427 : ALADIN DSS IMAGE @ 21h 13m 53.57s +04° 27' 12.5"
 
 
 
 
WDS 21139+0427 BAL 2977 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21139+0427 BAL2977 distance=0' 21145+0441 BU 682AB distance=17' 21145+0441 BU 682AC distance=17' 21149+0440 BAL2979 distance=20' 21126+0437 HJ 3013 distance=21' 21156+0419 TDT2865 distance=28' 21140+0457 GWP3048 distance=30' 21147+0354 UC 4420 distance=36' 21164+0421 GRV 442 distance=39' 21172+0438 HU 274 distance=52' 21158+0515 WRH 35 (Kitalpha) distance=56' 21129+0333 UC 4407 distance=56' 21109+0352 HO 151 distance=57' 21169+0347 UC 4426 distance=60' 21179+0407 BAL2559 distance=64' 21093+0410 BU 1330AB distance=72' 21091+0429 J 848 distance=72' 21101+0341 BAL2558 distance=73' 21094+0502 STT 429 distance=77' 21138+0545 KPP3367 distance=78' 21102+0331 UC 4396 distance=80' 21090+0410 HJ 5515AB distance=80' 21090+0410 HJ 5515AC distance=80' 21173+0323 BAL2050 distance=82' 21184+0518 HDS3031 distance=85' 21131+0558 GWP3043AB distance=92' 21131+0558 GWP3044AC distance=92' 21192+0339 J 1721 distance=94' 21080+0509 STT 527 distance=98' 21130+0248 BU 1303 distance=100' 21096+0550 TDT2793 distance=105' 21069+0405 BAL2555 distance=107' 21069+0458 UC 4382 distance=109' 21197+0537 J 2341 distance=112' 21080+0539 HJ 3011AB distance=114' 21080+0539 BU 9018AC distance=114' 21080+0539 BU 9018CD distance=116' 21105+0241 SKF1594 distance=118' 21189+0252 HEI 407 distance=119' 21211+0336 NSN 5 distance=119' 21190+0559 HJ 3022AB distance=120' 21190+0559 HJ 3022AC distance=120' 21217+0512 CBL 599 distance=125' 21197+0256 CVR 893 distance=126' 21188+0245 BAL2051 distance=126' 21093+0618 TDT2789 distance=131' 21225+0403 UC 4462 distance=131' 21185+0236 OSO 144 distance=131' 21209+0307 BU 838 distance=133' 21116+0217 LDS4868 distance=136' 21126+0644 KPP 6 distance=139' 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 21139+0427 BAL2977 305 17.1
Show 21145+0441 BU 682 AB 102 5.7 17
Show 21145+0441 BU 682 AC 179 93.0 17
Show 21149+0440 BAL2979 182 11.5 20
Show 21126+0437 HJ 3013 119 11.3 21
Show 21156+0419 TDT2865 112 2.1 28
Show 21140+0457 GWP3048 278 115.4 30
Show 21147+0354 UC 4420 80 51.3 36
Show 21164+0421 GRV 442 181 52.9 39
Show 21172+0438 HU 274 147 4.1 52
Show Kitalpha 21158+0515 WRH 35 104 0.0 56
Show 21129+0333 UC 4407 306 58.2 56
Show 21109+0352 HO 151 17 1.6 57
Show 21169+0347 UC 4426 251 27.3 60
Show 21179+0407 BAL2559 283 3.9 64
Show 21093+0410 BU 1330 AB 54 3.7 72
Show 21091+0429 J 848 141 2.8 72
Show 21101+0341 BAL2558 38 2.2 73
Show 21094+0502 STT 429 -1 -1.0 77
Show 21138+0545 KPP3367 245 1.8 78
Show 21102+0331 UC 4396 215 59.1 80
Show 21090+0410 HJ 5515 AB 126 14.4 80
Show 21090+0410 HJ 5515 AC 68 47.8 80
Show 21173+0323 BAL2050 181 18.3 82
Show 21184+0518 HDS3031 103 0.1 85
Show 21131+0558 GWP3043 AB 300 81.7 92
Show 21131+0558 GWP3044 AC 139 96.7 92
Show 21192+0339 J 1721 272 3.2 94
Show 21080+0509 STT 527 114 0.4 98
Show 21130+0248 BU 1303 234 4.2 100
Show 21096+0550 TDT2793 354 0.5 105
Show 21069+0405 BAL2555 164 17.1 107
Show 21069+0458 UC 4382 272 53.5 109
Show 21197+0537 J 2341 350 7.4 112
Show 21080+0539 HJ 3011 AB 273 10.6 114
Show 21080+0539 BU 9018 AC 252 139.3 114
Show 21080+0539 BU 9018 CD 340 6.0 116
Show 21105+0241 SKF1594 288 3.3 118
Show 21189+0252 HEI 407 62 0.2 119
Show 21211+0336 NSN 5 65 7.5 119
Show 21190+0559 HJ 3022 AB 76 17.3 120
Show 21190+0559 HJ 3022 AC 310 41.8 120
Show 21217+0512 CBL 599 197 19.9 125
Show 21197+0256 CVR 893 85 21.0 126
Show 21188+0245 BAL2051 166 2.6 126
Show 21093+0618 TDT2789 20 2.0 131
Show 21225+0403 UC 4462 71 29.2 131
Show 21185+0236 OSO 144 346 16.8 131
Show 21209+0307 BU 838 156 1.6 133
Show 21116+0217 LDS4868 106 22.2 136
Show 21126+0644 KPP 6 61 6.7 139

 
 
WDS 21139+0427 : COMPONENTS
 
 
  A
B pa=304.6°
sep=17.09"
 
 
21139+0427 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 211353.57+042712.5 Mag 11.12 Spectral class G0 (yellow)
PmRA -8.00 PmDE -27.0 Tycho2 0535-00984-1
Tycho2
Tycho2 0535-00984-1 Pflag RAmdeg 318.47321980 DEmdeg 4.45347212
PmRA -7.3 PmDE -27.4 E RAmdeg 38 E DEmdeg 38
E pmRA 1.5 E pmDE 1.5 EpRAm 1977.25 EpDEm 1974.67
Num 7 Q RAmdeg 1.2 Q DEmdeg 0.8 Q pmRA 1.3
Q pmDE 0.7 BTmag 11.698 E BTmag 0.095 VTmag 11.118
E VTmag 0.097 Prox 170 TYC HIP
CCDM RAdeg 318.47322611 DEdeg 4.45353694 EpRA 1990 1.85
EpDE 1990 1.78 E RAdeg 56.2 E DEdeg 67.1 Posflg
Corr -0.1
CCDM
Ccdm 21139+0427 RComp Comp A Note1
Note2 Discov num DRAs -0.52 DDEs 12.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 10.0 Sp PmNote *
PmRA -18 PmDE -36 Dm number +03 4525 Cat1 BD
Name2 +04 2876 Cat2 AGK2/3 HD M HD
ADS BDS M ADS BDS N IDS IDS 21089N0402A
HIC
 
 
21139+0427 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 211352.63+042722.2 Mag 11.48 PmRA 8.00
PmDE 6.0 Tycho2 0535-00138-1 Calc delta mag 0.36 Calc coord yes
Tycho2
Tycho2 0535-00138-1 Pflag RAmdeg 318.46921208 DEmdeg 4.45603470
PmRA 9.9 PmDE 5.5 E RAmdeg 47 E DEmdeg 38
E pmRA 1.7 E pmDE 1.7 EpRAm 1975.15 EpDEm 1975.97
Num 5 Q RAmdeg 0.3 Q DEmdeg 0.5 Q pmRA 0.3
Q pmDE 0.5 BTmag 12.265 E BTmag 0.195 VTmag 11.480
E VTmag 0.133 Prox 170 TYC HIP
CCDM RAdeg 318.46919111 DEdeg 4.45603306 EpRA 1990 1.87
EpDE 1990 1.78 E RAdeg 78.3 E DEdeg 94.5 Posflg
Corr -0.1
CCDM
Ccdm 21139+0427 RComp Comp B Note1
Note2 Discov num BAL2977 DRAs DDEs
R dRAs Year 1910 Theta 292 Rho 17.1
Obs 1 Vmag 10.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 21089N0402B
HIC