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Current system
21138+3500
J 3128 AB


Nearby doubles
8' : 21140+3504
ES 2258

16' : 21139+3513
TDT2841

20' : 21123+3453
SLE 370AB

23' : 21145+3437
HU 768

27' : 21156+3512
TDT2863

30' : 21130+3430
TDT2831

33' : 21147+3529
TDT2852

34' : 21125+3528
GRV 435

37' : 21108+3502
TDT2808

37' : 21146+3423
SLE 374

41' : 21159+3428
SLE 377

41' : 21143+3418
STTA216

42' : 21107+3515
TDS1120

44' : 21173+3457
TDT2886

44' : 21116+3419
ES 2315AB

46' : 21121+3539
SEI1441

49' : 21120+3541
TDT2818

49' : 21136+3547
SEI1454

50' : 21098+3504
ES 2257AB

50' : 21113+3419
ES 2314

50' : 21105+3430
TDS1119

50' : 21152+3544
SEI1475

50' : 21097+3504
TDT2795

50' : 21149+3546
SEI1467

51' : 21099+3517
TDT2797

52' : 21179+3454
STT 433AB



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.

21138+3500 J 3128 AB

 
 
21h 13m 46.12s +34° 57' 57.1" P.A. 51.00 sep 5.0 mag 12.40,13.00
 
 
Coord 2000 21138+3500 Discov num J  3128 Comp AB Coord arcsec 2000 21 13 46.12 +34 57 57.1
Date first 1941 Date last 2016 Obs 14
Pa first 50 Pa last 50.9 P.A. Now (θ) 50.9°
Sep first 4.7 Sep last 4.978 Sep. Now (ρ) 4.978"
Mag pri 12.40 Mag sec 13.00 delta mag (ΔM) 0.6 Spectral class
Pri motion ra -019 Sec motion ra +007
Pri motion dec -015 Sec motion dec +018
Notes
rPM=1.735
This double is not physical.
 
 
21138+3500 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 13 46 +34 57 57 J 3128 AB 2016 14 51 5.0 12.40 13.00 0.60 <===
Show 21 13 46 +34 57 57 J 3128 AC 2015 10 93 15.0 12.40 13.70 1.30
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2710-01378-1 Gaia DR2 1867211369517376384
 
 
WDS 21138+3500 J 3128 AB : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
J__1908 Ma - Jonckheere, R. 1908BuAsI..25..458J
J__1908 Bull. Astronomique 25, 458, 1908
J__1909a Ma - Jonckheere, R. ...................
J__1909a Journal Astronomique 1, no. 1, 1, 1909
J__1909b Ma - Jonckheere, R. ...................
J__1909b Journal Astronomique 1, no. 2, 1909
J__1909c Ma - Jonckheere, R. ...................
J__1909c Journal Astronomique 1, no. 3, 1909
J__1910a Ma j Jonckheere, R. ...................
J__1910a Journal Astronomique 1, no. 4, 25, 1910
J__1910b Ma - Jonckheere, R. ...................
J__1910b Journal Astronomique 1, no. 5, 1910
J__1910c Ma j Jonckheere, R. ...................
J__1910c Journal Astronomique 1, no. 7, 1910
J__1910d Ma - Jonckheere, R. ...................
J__1910d Journal Astronomique 1, no. 7, 1910
J__1910e Ma j Jonckheere, R. ...................
J__1910e Journal Astronomique 1, no. 7, 1910
J__1910f Ma j Jonckheere, R. ...................
J__1910f Journal Astronomique 1, no. 10, 77, 1910
J__1910g Ma - Jonckheere, R. ...................
J__1910g Journal Astronomique 1, no. 11, 81, 1910
J__1910h Ma j Jonckheere, R. ...................
J__1910h Journal Astronomique 1, no. 12, 89, 1910
J__1910i Ma j Jonckheere, R. ...................
J__1910i Journal Astronomique 1, no. 13, 98, 1910
J__1911a Ma - Jonckheere, R. ...................
J__1911a Journal Astronomique 1, no. 15, 114, 1911
J__1911b Ma j Jonckheere, R. ...................
J__1911b Journal Astronomique 1, no. 16, 121, 1911
J__1911c Ma j Jonckheere, R. 1911MNRAS..71..750J
J__1911c MNRAS 71, 750, 1911
J__1911d Ma - Jonckheere, R. 1911MNRAS..72...45J
J__1911d MNRAS 72, 45, 1911
J__1911e Ma - Jonckheere, R. 1911MNRAS..72..156J
J__1911e MNRAS 72, 156, 1911
J__1911f Ma j Jonckheere, R. 1911MNRAS..72..162J
J__1911f MNRAS 72, 162, 1911
J__1912a Ma j Jonckheere, R. 1912MNRAS..72..188J
J__1912a MNRAS 72, 188, 1912
J__1912b Ma j Jonckheere, R. ...................
J__1912b Journal Astronomique 1, no. 17, 129, 1912
J__1912c Ma - Jonckheere, R. ...................
J__1912c Journal Astronomique 1, no. 19, 134, 1912
J__1912d Ma j Jonckheere, R. ...................
J__1912d Journal Astronomique 1, no. 21, 145, 1912
J__1912e Ma - Jonckheere, R. ...................
J__1912e Journal Astronomique 1, no. 22, 148, 1912
J__1912f Ma j Jonckheere, R. ...................
J__1912f Journal Astronomique 1, no. 23, 150, 1912
J__1912g Ma j Jonckheere, R. ...................
J__1912g Journal Astronomique 2, no. 25, 1, 1912
J__1912h Ma - Jonckheere, R. ...................
J__1912h Journal Astronomique 2, no. 26, 5, 1912
J__1913a Ma j Jonckheere, R. ...................
J__1913a Journal Astronomique 2, no. 27, 9, 1913
J__1913b Ma j Jonckheere, R. ...................
J__1913b Journal Astronomique 2, no. 28, 13, 1913
J__1914 Ma - Jonckheere, R. ...................
J__1914 Journal Astronomique 2, no. 29, 18, 1914
J__1917a Ma - Jonckheere, R. 1917MmRAS..61....1J
J__1917a MemRAS 61, 1, 1917
J__1917c Ma j Jonckheere, R. 1917AJ.....31....1J
J__1917c AJ 31, 1, 1917
J__1918 Ma - Jonckheere, R. 1918AJ.....31..113J
J__1918 AJ 31, 113, 1918
J__1918b Ma j Jonckheere, R. 1918MNRAS..78..479J
J__1918b MNRAS 78, 479, 1918
J__1919 Ma j Jonckheere, R. 1919AJ.....32...65J
J__1919 AJ 32, 65, 1919
J__1920 Ma - Jonckheere, R. 1920AJ.....32..166J
J__1920 AJ 32, 166, 1920
J__1924 Ma - Jonckheere, R. 1924AJ.....35..173J
J__1924 +Mb AJ 35, 173, 1924
J__1930 Ma j Jonckheere, R. 1930JO.....13...76J
J__1930 J. Obs. 13, 76, 1930
J__1941a Ma - Jonckheere, R. 1941JO.....24...21J
J__1941a J. Obs. 24, 21, 1941
J__1941b Ma - Jonckheere, R. 1941JO.....24...69J
J__1941b +Mb J. Obs. 24, 69, 1941
J__1941c Ma - Jonckheere, R. 1941JO.....24...93J
J__1941c +Mb J. Obs. 24, 93, 1941
J__1941d Ma - Jonckheere, R. 1941JO.....24..114J
J__1941d +Mb J. Obs. 24, 114, 1941
J__1942a Ma - Jonckheere, R. 1942JO.....25...11J
J__1942a J. Obs. 25, 11, 1942
J__1942b Ma - Jonckheere, R. 1942JO.....25...15J
J__1942b J. Obs. 25, 15, 1942
J__1942c Ma - Jonckheere, R. 1942JO.....25...25J
J__1942c +Mb J. Obs. 25, 25, 1942
J__1942d Mb - Jonckheere, R. 1942JO.....25...78J
J__1942d J. Obs. 25, 78, 1942
J__1943 Ma - Jonckheere, R. 1943JO.....26...28J
J__1943 +Mb J. Obs. 26, 28, 1943
J__1944a Ma j Jonckheere, R. 1944JO.....27....1J
J__1944a +Mb J. Obs. 27, 1, 1944
J__1944b Ma - Jonckheere, R. 1944JO.....27....5J
J__1944b J. Obs. 27, 5, 1944
J__1944c Mb - Jonckheere, R. 1944JO.....27....6J
J__1944c J. Obs. 27, 6, 1944
J__1944d Ma j Jonckheere, R. 1944JO.....27....7J
J__1944d +Mb J. Obs. 27, 7, 1944
J__1944e Ma - Jonckheere, R. 1944JO.....27...11J
J__1944e J. Obs. 27, 11, 1944
J__1945 Ma - Jonckheere, R. 1945JO.....28...26J
J__1945 +Mb J. Obs. 28, 26, 1945
J__1946 Mb j Jonckheere, R. 1946JO.....29...49J
J__1946 J. Obs. 29, 49, 1946
J__1948 Ma j Jonckheere, R. 1948JO.....31...65J
J__1948 J. Obs. 31, 65, 1948
J__1949a Ma j Jonckheere, R. 1949JO.....32...13J
J__1949a +Mb J. Obs. 32, 13, 1949
J__1949b Ma j Jonckheere, R. 1949JO.....32...81J
J__1949b +Mb J. Obs. 32, 81, 1949
J__1952 M+ j Jonckheere, R. 1952JO.....35...37J
J__1952 +Pa J. Obs. 35, 37, 1952
J__1953a Ma - Jonckheere, R. 1953JO.....36...44J
J__1953a J. Obs. 36, 44, 1953
J__1953b Mb j Jonckheere, R. 1953JO.....36...49J
J__1953b J. Obs. 36, 49, 1953
J__1954 Mb j Jonckheere, R. 1954JO.....37...13J
J__1954 J. Obs. 37, 13, 1954
J__1955 Mb - Jonckheere, R. 1955JO.....38..254J
J__1955 J. Obs. 38, 254, 1955
J__1957 Mb j Jonckheere, R. 1957JO.....40....1J
J__1957 J. Obs. 40, 1, 1957
J__1958 Mb j Jonckheere, R. 1958JO.....41..145J
J__1958 J. Obs. 41, 145, 1958
J__1962a M+ j Jonckheere, R. 1962QB821.J64......
J__1962a +Pa General Cat. of Double Stars, Marseille, 1962
J__1962b Ma - Jonckheere, R. (measure by Vanderdonck, J.) 1962QB821.J64......
J__1962b General Cat. of Double Stars, Marseille, 1962
J__1963A - Jonckheere, R. 1963icvd.book.....J
J__1963A cited in IDS (Lick Index Cat.), 1963
J__9999 Ma - Jonckheere, R. ...................
J__9999 +Pp Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21138+3500 J 3128 AB 2000 7 51 4.9 10.00 10.50 D 211346.12+345757.1
21138+3500 J 3128 AB 2011 8 52 5.0 10.00 10.50 D 211346.12+345757.1
21138+3500 J 3128 AB 2015 10 51 5.0 12.40 13.00 211346.12+345757.1
21138+3500 J 3128 AB 2016 14 51 5.0 12.40 13.00 211346.12+345757.1

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

 
 
WDS 21138+3500 J 3128 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21138+3500 J 3128 AB : MEASURES
 
 
No records found.

 
 
WDS 21138+3500 : VIRTUAL EYEPIECE
 
 

21138+3500 J 3128A mag 12.4 21138+3500 J 3128B sep 4.5 P.A. 45.20 mag 13 21138+3500 J 3128C sep 12.3 P.A. 93.90 mag 13.7 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 21138+3500 : ALADIN DSS IMAGE @ 21h 13m 46.12s +34° 57' 57.1"
 
 
 
 
WDS 21138+3500 J 3128 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21138+3500 J 3128AB distance=1' 21138+3500 J 3128AC distance=1' 21140+3504 ES 2258 distance=8' 21139+3513 TDT2841 distance=16' 21123+3453 SLE 370AB distance=20' 21123+3453 SLE 370AC distance=20' 21145+3437 HU 768 distance=23' 21156+3512 TDT2863 distance=27' 21130+3430 TDT2831 distance=30' 21147+3529 TDT2852 distance=33' 21125+3528 GRV 435 distance=34' 21108+3502 TDT2808 distance=37' 21146+3423 SLE 374 distance=37' 21159+3428 SLE 377 distance=41' 21143+3418 STTA216 distance=41' 21107+3515 TDS1120 distance=42' 21173+3457 TDT2886 distance=44' 21116+3419 ES 2315AB distance=44' 21116+3419 ES 2315AC distance=44' 21121+3539 SEI1441 distance=46' 21120+3541 TDT2818 distance=49' 21136+3547 SEI1454 distance=49' 21098+3504 ES 2257AB distance=50' 21113+3419 ES 2314 distance=50' 21105+3430 TDS1119 distance=50' 21098+3504 ES 2257BC distance=50' 21152+3544 SEI1475 distance=50' 21097+3504 TDT2795 distance=50' 21149+3546 SEI1467 distance=50' 21099+3517 TDT2797 distance=51' 21179+3454 STT 433BC distance=52' 21179+3454 STT 433AB distance=52' 21179+3454 SLE 382AD distance=52' 21179+3454 STT 433AC distance=52' 21179+3454 BU 9011AE distance=52' 21171+3530 SLE 378 distance=53' 21095+3506 TDT2791 distance=54' 21181+3500 SLE 383 distance=54' 21149+3407 J 3129AB distance=54' 21149+3407 J 3129AC distance=54' 21134+3404 SLE 371 distance=55' 21094+3506 TDT2790 distance=55' 21183+3456 FYM 142GH distance=55' 21134+3553 SLE 372 distance=56' 21100+3529 TDT2798 distance=56' 21183+3456 FYM 142DF distance=56' 21183+3456 BU 289AB distance=56' 21183+3456 BU 289AC distance=56' 21183+3456 SLE 384AD distance=56' 21183+3456 FYM 142AE distance=56' 21183+3456 FYM 142AG distance=56' 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 21138+3500 J 3128 AB 51 5.0 1
Show 21138+3500 J 3128 AC 93 15.0 1
Show 21140+3504 ES 2258 178 3.0 8
Show 21139+3513 TDT2841 302 1.9 16
Show 21123+3453 SLE 370 AB 266 9.8 20
Show 21123+3453 SLE 370 AC 199 16.2 20
Show 21145+3437 HU 768 120 1.5 23
Show 21156+3512 TDT2863 205 2.5 27
Show 21130+3430 TDT2831 37 0.8 30
Show 21147+3529 TDT2852 79 1.4 33
Show 21125+3528 GRV 435 206 61.8 34
Show 21108+3502 TDT2808 215 2.8 37
Show 21146+3423 SLE 374 2 5.2 37
Show 21159+3428 SLE 377 50 8.7 41
Show 21143+3418 STTA216 47 102.4 41
Show 21107+3515 TDS1120 244 2.0 42
Show 21173+3457 TDT2886 82 0.5 44
Show 21116+3419 ES 2315 AB 35 4.1 44
Show 21116+3419 ES 2315 AC 58 11.1 44
Show 21121+3539 SEI1441 158 13.9 46
Show 21120+3541 TDT2818 115 0.7 49
Show 21136+3547 SEI1454 155 19.1 49
Show 21098+3504 ES 2257 AB 268 15.2 50
Show 21113+3419 ES 2314 186 4.3 50
Show 21105+3430 TDS1119 297 0.9 50
Show 21098+3504 ES 2257 BC 260 5.5 50
Show 21152+3544 SEI1475 266 5.5 50
Show 21097+3504 TDT2795 252 2.5 50
Show 21149+3546 SEI1467 129 4.9 50
Show 21099+3517 TDT2797 143 2.2 51
Show 21179+3454 STT 433 BC 141 13.2 52
Show 21179+3454 STT 433 AB 219 15.2 52
Show 21179+3454 SLE 382 AD 307 57.1 52
Show 21179+3454 STT 433 AC 184 22.1 52
Show 21179+3454 BU 9011 AE 67 34.4 52
Show 21171+3530 SLE 378 27 11.3 53
Show 21095+3506 TDT2791 252 2.0 54
Show 21181+3500 SLE 383 58 15.1 54
Show 21149+3407 J 3129 AB 323 4.7 54
Show 21149+3407 J 3129 AC 149 11.5 54
Show 21134+3404 SLE 371 270 12.6 55
Show 21094+3506 TDT2790 118 0.4 55
Show 21183+3456 FYM 142 GH 69 7.9 55
Show 21134+3553 SLE 372 59 11.1 56
Show 21100+3529 TDT2798 51 0.8 56
Show 21183+3456 FYM 142 DF 268 8.6 56
Show 21183+3456 BU 289 AB 128 0.8 56
Show 21183+3456 BU 289 AC 251 13.0 56
Show 21183+3456 SLE 384 AD 189 43.3 56
Show 21183+3456 FYM 142 AE 94 36.7 56
Show 21183+3456 FYM 142 AG 272 68.8 56

 
 
WDS 21138+3500 : COMPONENTS
 
 
  A B
B pa=45.2°
sep=4.46"
 
C pa=93.9°
sep=12.30"
pa=113.6°
sep=9.94"
 
 
21138+3500 A
 
 
Coord arcsec 2000 211346.12+345757.1 Mag 12.4 PmRA -19.00 PmDE -15.0
Tycho2 2710-01378-1
Tycho2
Tycho2 2710-01378-1 Pflag RAmdeg 318.44232995 DEmdeg 34.96599922
PmRA -4.7 PmDE -3.9 E RAmdeg 79 E DEmdeg 69
E pmRA 6.7 E pmDE 7.8 EpRAm 1988.65 EpDEm 1990.10
Num 2 Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 12.595 E BTmag 0.164 VTmag 12.438
E VTmag 0.168 Prox 954 TYC HIP
CCDM RAdeg 318.44234306 DEdeg 34.96600833 EpRA 1990 1.66
EpDE 1990 1.71 E RAdeg 82.1 E DEdeg 70.1 Posflg
Corr 0.1
 
 
21138+3500 B
 
 
Coord arcsec 2000 211346.38+345800.2 Mag 13 PmRA 7.00 PmDE 18.0
Calc delta mag 0.6 Calc coord yes
 
 
21138+3500 C
 
 
Coord arcsec 2000 211347.12+345756.3 Mag 13.7 PmRA -6.00 PmDE -5.0
Calc delta mag 1.3 Calc coord yes