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Current system
21155+3719
SEI 1478 AC


Nearby doubles
5' : 21156+3715
HO 285AB

5' : 21152+3722
TDT2859

7' : 21151+3716
SEI1472

18' : 21147+3734
SEI1465

19' : 21149+3702
COU1818

19' : 21168+3729
TDT2880

22' : 21138+3711
COU1816AB

23' : 21151+3741
SEI1474

25' : 21174+3711
SEI1491

26' : 21168+3659
TDT2881

26' : 21154+3745
SMA 146

29' : 21161+3747
COU1819

30' : 21133+3734
ES 208

31' : 21129+3717
SEI1449

33' : 21130+3732
HEI 283AB

34' : 21135+3658
SEI1453

34' : 21133+3744
SMA 141

34' : 21133+3743
SMA 142

36' : 21144+3753
SEI1460

40' : 21140+3755
SEI1457

44' : 21130+3648
SEI1452

45' : 21123+3658
TDT2823

45' : 21148+3803
AGC 13AB

46' : 21138+3800
KPP 786

46' : 21184+3749
SEI1495

46' : 21144+3803
SEI1461AB



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.

21155+3719 SEI 1478 AC

 
 
21h 15m 30.24s +37° 19' 19.7" P.A. 217.00 sep 9.7 mag 10.74,12.40
 
 
Coord 2000 21155+3719 Discov num SEI1478 Comp AC Coord arcsec 2000 21 15 30.24 +37 19 19.7
Date first 1896 Date last 2015 Obs 7
Pa first 222 Pa last 216.9 P.A. Now (θ) 216.9°
Sep first 11.9 Sep last 9.727 Sep. Now (ρ) 9.727"
Mag pri 10.74 Mag sec 12.40 delta mag (ΔM) 1.66 Spectral class
Pri motion ra -022 Sec motion ra +000
Pri motion dec -014 Sec motion dec +001
Notes
rPM=1.021
This double is not physical.
 
 
21155+3719 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 15 30 +37 19 20 MLB 424 AB 2015 14 63 5.1 10.74 12.20 1.46
Show 21 15 30 +37 19 20 SEI 1478 AC 2015 7 217 9.7 10.74 12.40 1.66 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1868635271436183680
 
 
WDS 21155+3719 SEI 1478 AC : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Mlb1918 Mb - Milburn, W. (Espin, T.E.) 1918MNRAS..78..189E
Mlb1918 MNRAS 78, 189, 1918 (MLB 1 - 35; measures by Espin)
Mlb1919 Mb - Milburn, W. (Espin, T.E.) 1919MNRAS..79..211E
Mlb1919 MNRAS 79, 211, 1919 (MLB 36 - 106; measures by Espin)
Mlb1920 Mb - Milburn, W. 1920MNRAS..80..329M
Mlb1920 MNRAS 80, 329, 1920 (MLB 107 - 149)
Mlb1921 Mb - Milburn, W. 1921MNRAS..81..232E
Mlb1921 MNRAS 81, 232, 1921 (MLB 150 - 182)
Mlb1922 Mb j Milburn, W. (Espin, T.E.) 1922MNRAS..82..187E
Mlb1922 MNRAS 82, 187, 1922 (MLB 183 - 241; measures by Espin)
Mlb1923 Mb - Milburn, W. 1923MNRAS..83..154E
Mlb1923 MNRAS 83, 154, 1923 (MLB 242 - 275)
Mlb1924 Mb - Milburn, W. 1924MNRAS..84..162E
Mlb1924 MNRAS 84, 162, 1924 (MLB 276 - 322)
Mlb1925 Mb j Milburn, W. 1925MNRAS..85..276E
Mlb1925 MNRAS 85, 276, 1925 (MLB 323 - 376)
Mlb1926 Mb - Milburn, W. 1926MNRAS..86..131E
Mlb1926 MNRAS 86, 131, 1926 (MLB 377 - 440)
Mlb1927 Mb j Milburn, W. 1927MNRAS..87..215E
Mlb1927 +Po MNRAS 87, 215, 1927 (MLB 441 - 510)
Mlb1928 Mb - Milburn, W. 1928MNRAS..88..185E
Mlb1928 MNRAS 88, 185, 1928 (MLB 511 - 551)
Mlb1929 Mb - Milburn, W. 1929MNRAS..89..268E
Mlb1929 MNRAS 89, 268, 1929 (MLB 552 - 591)
Mlb1930 Mb - Milburn, W. 1930MNRAS..90..317E
Mlb1930 MNRAS 90, 317, 1930 (MLB 592 - 630)
Mlb1931 Mb j Milburn, W. 1931MNRAS..91..294E
Mlb1931 MNRAS 91, 294, 1931 (MLB 631 - 673)
Mlb1932 Ma - Milburn, W. 1932MNRAS..92..214E
Mlb1932 +Mb MNRAS 92, 214, 1932 (MLB 674 - 732)
Mlb1932B Ma - Milburn, W. 1932QB821.A43......
Mlb1932B cited by ADS (Aitken Double Star Cat., 1932)
Mlb1933 Ma j Milburn, W. 1933MNRAS..93..192E
Mlb1933 +Mb MNRAS 93, 192, 1933 (MLB 733 - 806)
Mlb1934 Mb j Milburn, W. 1934MNRAS..94..255M
Mlb1934 MNRAS 94, 255, 1934 (MLB 807 - 912)
Mlb1935 Mb j Milburn, W. 1935MNRAS..95..298M
Mlb1935 MNRAS 95, 298, 1935 (MLB 913 - 969)
Mlb1936 Mb - Milburn, W. 1936MNRAS..96..266M
Mlb1936 MNRAS 96, 266, 1936 (MLB 970 - 997)
Mlb1937 Ma - Milburn, W. 1937MNRAS..97..222M
Mlb1937 +Mb MNRAS 97, 222, 1937 (MLB 998 - 1025)
Mlb1938 Ma - Milburn, W. 1938MNRAS..98..223M
Mlb1938 +Mb MNRAS 98, 223, 1938 (MLB 1026 - 1032)
Mlb1939 Mb - Milburn, W. 1939MNRAS..99..278M
Mlb1939 MNRAS 99, 278, 1939 (MLB 1033 - 1051)
Mlb9999 Mb - Milburn, W. ...................
Mlb9999 Unpublished, manuscript or reference not found.
Sei1908 Pa - Scheiner, J. 1908POPot..59.....S
Sei1908 +Po Pub. Obs. Potsdam 20, #59, 1908
Sei1913A Pa - Scheiner, J. 1913QB811.B8.......
Sei1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Sei1932A Pa - Scheiner, J. 1932QB821.A43......
Sei1932A cited in ADS (Aitken Double Star Cat.), 1932
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21155+3719 SEI1478 AC 1998 2 217 9.8 10.74 12.40 D 211530.24+371919.7
21155+3719 SEI1478 AC 2002 3 217 9.9 10.74 12.40 D 211530.24+371919.7
21155+3719 SEI1478 AC 2015 4 217 9.7 10.74 12.40 211530.24+371919.7

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

 
 
WDS 21155+3719 SEI 1478 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21155+3719 SEI 1478 AC : MEASURES
 
 
No records found.

 
 
WDS 21155+3719 : VIRTUAL EYEPIECE
 
 

21155+3719 MLB 424A mag 10.74 21155+3719 MLB 424B sep 4.3 P.A. 57.10 mag 12.2 21155+3719 SEI1478C sep 9.1 P.A. 210.80 mag 12.4 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 21155+3719 : ALADIN DSS IMAGE @ 21h 15m 30.24s +37° 19' 19.7"
 
 
 
 
WDS 21155+3719 SEI 1478 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21155+3719 SEI1478AC distance=0' 21156+3715 HO 285AB distance=5' 21156+3715 WAL 138AC distance=5' 21152+3722 TDT2859 distance=5' 21151+3716 SEI1472 distance=7' 21147+3734 SEI1465 distance=18' 21149+3702 COU1818 distance=19' 21168+3729 TDT2880 distance=19' 21138+3711 COU1816AB distance=22' 21138+3711 WSI 37AC distance=22' 21151+3741 SEI1474 distance=23' 21174+3711 SEI1491 distance=25' 21168+3659 TDT2881 distance=26' 21154+3745 SMA 146 distance=26' 21161+3747 COU1819 distance=29' 21133+3734 ES 208 distance=30' 21129+3717 SEI1449 distance=31' 21130+3732 HEI 283BC distance=32' 21130+3732 HEI 283AB distance=33' 21135+3658 SEI1453 distance=34' 21133+3744 SMA 141 distance=34' 21133+3743 SMA 142 distance=34' 21125+3720 FOX 41BC distance=36' 21144+3753 SEI1460 distance=36' 21125+3720 HJ 1623A,BC distance=36' 21140+3755 SEI1457 distance=40' 21148+3803 JOD 20Fa,Fb distance=43' 21148+3803 DAL 38GH distance=44' 21130+3648 SEI1452 distance=44' 21123+3658 TDT2823 distance=45' 21148+3803 AGC 13AB distance=45' 21148+3803 AGC 13AC distance=45' 21148+3803 AGC 13AE distance=45' 21148+3803 AGC 13AF distance=45' 21148+3803 DAL 38AG distance=45' 21148+3803 LEP 100AI distance=45' 21148+3803 AGC 13AB,D distance=45' 21148+3803 FYM 110AK distance=45' 21148+3803 FYM 110AJ distance=45' 21148+3803 FYM 110AL distance=45' 21138+3800 KPP 786 distance=46' 21184+3749 SEI1495 distance=46' 21144+3803 SEI1461AB distance=46' 21144+3803 GUR 21AC distance=46' 21151+3634 SEI1473 distance=46' 21145+3635 SEI1462 distance=46' 21167+3803 DAM1262 distance=47' 21149+3806 GUR 28 distance=47' 21148+3631 SEI1468 distance=49' 21137+3635 LDT 19 distance=50' 21133+3803 TOB 214 distance=52' 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 21155+3719 MLB 424 AB 63 5.1
Show 21155+3719 SEI1478 AC 217 9.7
Show 21156+3715 HO 285 AB 22 9.2 5
Show 21156+3715 WAL 138 AC 29 57.3 5
Show 21152+3722 TDT2859 248 1.7 5
Show 21151+3716 SEI1472 97 23.0 7
Show 21147+3734 SEI1465 33 25.6 18
Show 21149+3702 COU1818 31 1.4 19
Show 21168+3729 TDT2880 61 0.4 19
Show 21138+3711 COU1816 AB 248 1.8 22
Show 21138+3711 WSI 37 AC 336 10.0 22
Show 21151+3741 SEI1474 22 20.0 23
Show 21174+3711 SEI1491 294 14.7 25
Show 21168+3659 TDT2881 130 0.5 26
Show 21154+3745 SMA 146 7 4.5 26
Show 21161+3747 COU1819 329 0.7 29
Show 21133+3734 ES 208 142 3.8 30
Show 21129+3717 SEI1449 295 13.9 31
Show 21130+3732 HEI 283 BC 80 3.3 32
Show 21130+3732 HEI 283 AB 73 35.7 33
Show 21135+3658 SEI1453 271 28.3 34
Show 21133+3744 SMA 141 149 7.3 34
Show 21133+3743 SMA 142 176 12.4 34
Show 21125+3720 FOX 41 BC 124 0.9 36
Show 21144+3753 SEI1460 259 6.9 36
Show 21125+3720 HJ 1623 A,BC 152 15.3 36
Show 21140+3755 SEI1457 27 10.6 40
Show 21148+3803 JOD 20 Fa,Fb 349 0.9 43
Show 21148+3803 DAL 38 GH 108 8.6 44
Show 21130+3648 SEI1452 336 26.5 44
Show 21123+3658 TDT2823 149 2.2 45
Show 21148+3803 AGC 13 AB 190 1.1 45
Show 21148+3803 AGC 13 AC 211 73.0 45
Show 21148+3803 AGC 13 AE 257 86.9 45
Show 21148+3803 AGC 13 AF 184 89.5 45
Show 21148+3803 DAL 38 AG 109 120.9 45
Show 21148+3803 LEP 100 AI 77 534.5 45
Show 21148+3803 AGC 13 AB,D 208 205.4 45
Show 21148+3803 FYM 110 AK 316 99.0 45
Show 21148+3803 FYM 110 AJ 127 49.7 45
Show 21148+3803 FYM 110 AL 290 32.8 45
Show 21138+3800 KPP 786 20 6.8 46
Show 21184+3749 SEI1495 273 14.8 46
Show 21144+3803 SEI1461 AB 136 10.7 46
Show 21144+3803 GUR 21 AC 183 23.9 46
Show 21151+3634 SEI1473 99 21.9 46
Show 21145+3635 SEI1462 231 11.2 46
Show 21167+3803 DAM1262 275 34.4 47
Show 21149+3806 GUR 28 115 0.3 47
Show 21148+3631 SEI1468 245 19.0 49
Show 21137+3635 LDT 19 6 0.4 50

 
 
WDS 21155+3719 : COMPONENTS
 
 
  A B
B pa=57.1°
sep=4.31"
 
C pa=210.8°
sep=9.06"
pa=219.2°
sep=13.07"
 
 
21155+3719 A
 
 
Coord arcsec 2000 211530.24+371919.7 Mag 10.74 PmRA -22.00 PmDE -14.0
CCDM
Ccdm 21155+3719 RComp Comp A Note1
Note2 Discov num DRAs 0.30 DDEs 19.5
R dRAs 65 Year Theta Rho
Obs 2 Vmag 10.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 21115N3654A
HIC
 
 
21155+3719 B
 
 
Coord arcsec 2000 211530.54+371922.0 Mag 12.2 PmRA 13.00 PmDE -12.0
Calc delta mag 1.46 Calc coord yes
CCDM
Ccdm 21155+3719 RComp Comp B Note1
Note2 Discov num SEI1478 DRAs DDEs
R dRAs Year 1896 Theta 222 Rho 11.9
Obs 1 Vmag 11.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 21115N3654B
HIC
 
 
21155+3719 C
 
 
Coord arcsec 2000 211529.85+371911.9 Mag 12.4 PmRA 0.00 PmDE 1.0
Calc delta mag 1.66 Calc coord yes