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Doubles in session


Current system
21183+3456
FYM 142 GH


Nearby doubles
5' : 21179+3454
STT 433AB

5' : 21181+3500
SLE 383

12' : 21173+3457
TDT2886

26' : 21186+3430
HU 769

30' : 21197+3518
SLE 386AB

34' : 21177+3423
SLE 381

37' : 21156+3512
TDT2863

37' : 21171+3530
SLE 378

40' : 21159+3428
SLE 377

40' : 21190+3418
COU 131

46' : 21214+3517
GRV 454

47' : 21206+3420
JNN 129

47' : 21192+3411
SLE 385

48' : 21203+3535
TDT2911

50' : 21145+3437
HU 768

50' : 21217+3436
COU1334

52' : 21180+3405
RAO 621

53' : 21171+3546
BU 162AB

53' : 21140+3504
ES 2258

55' : 21218+3528
TDT2923

55' : 21225+3509
POP 50

55' : 21138+3500
J 3128AB

55' : 21147+3529
TDT2852

56' : 21146+3423
SLE 374

56' : 21221+3525
ES 2259

57' : 21139+3513
TDT2841



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.

21183+3456 FYM 142 GH

 
 
21h 18m 12.66s +34° 55' 38.5" P.A. 69.00 sep 7.9 mag 13.70,14.60
 
 
Coord 2000 21183+3456 Discov num FYM 142 Comp GH Coord arcsec 2000 21 18 12.66 +34 55 38.5
Date first 1998 Date last 2015 Obs 7
Pa first 70 Pa last 69.2 P.A. Now (θ) 69.2°
Sep first 7.7 Sep last 7.904 Sep. Now (ρ) 7.904"
Mag pri 13.70 Mag sec 14.60 delta mag (ΔM) 0.9 Spectral class
Pri motion ra -014 Sec motion ra
Pri motion dec -016 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
21183+3456 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 202974 71182 21 18 18 +34 55 36 BU 289 AB 2016 27 128 0.8 9.13 9.66 0.53
Show 71182 21 18 18 +34 55 36 BU 289 AC 2015 15 251 13.0 9.13 13.00 3.87
Show 71182 21 18 18 +34 55 36 SLE 384 AD 2015 14 189 43.3 9.13 11.98 2.85
Show 71182 21 18 18 +34 55 36 FYM 142 AE 2015 8 94 36.7 9.13 13.50 4.37
Show 71182 21 18 18 +34 55 36 FYM 142 AF 2015 8 200 45.9 9.13 14.90 5.77
Show 71182 21 18 18 +34 55 36 FYM 142 AG 2015 8 272 68.8 9.13 13.70 4.57
Show 71182 21 18 18 +34 55 36 FYM 142 AH 2015 5 274 61.5 9.13 14.60 5.47
Show 21 18 18 +34 54 54 FYM 142 DF 2016 8 268 8.6 11.98 14.90 2.92
Show 21 18 21 +34 55 34 FYM 142 EI 2015 7 273 9.1 13.50 15.70 2.20
Show 21 18 13 +34 55 38 FYM 142 GH 2015 7 69 7.9 13.70 14.60 0.90 <===
Ninefold system
9 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1867348911548944640
 
 
WDS 21183+3456 FYM 142 GH : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
BU Burnham, S.W. (BU 1 - 81)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
21183+3456 FYM 142 GH 2012 3 81 4.7 13.70 14.60 211812.66+345538.5
21183+3456 FYM 142 GH 2015 3 69 7.9 13.70 14.60 211812.66+345538.5

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

 
 
WDS 21183+3456 FYM 142 GH : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21183+3456 FYM 142 GH : MEASURES
 
 
No records found.

 
 
WDS 21183+3456 : VIRTUAL EYEPIECE
 
 

21183+3456 BU 289A mag 9.13 Sp F8 21183+3456 BU 289B sep 0.8 P.A. 128.00 mag 9.66 21183+3456 BU 289C sep 13.0 P.A. 251.40 mag 13 21183+3456 FYM 142D sep 43.0 P.A. 188.60 mag 11.98 21183+3456 FYM 142E sep 37.2 P.A. 93.70 mag 13.5 21183+3456 FYM 142F sep 45.9 P.A. 199.80 mag 14.9 21183+3456 FYM 142G sep 68.2 P.A. 271.90 mag 13.7 21183+3456 FYM 142H sep 61.5 P.A. 274.30 mag 14.6 21183+3456 FYM 142I sep 28.1 P.A. 94.00 mag 15.7 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21183+3456 : ALADIN DSS IMAGE @ 21h 18m 12.66s +34° 55' 38.5"
 
 
 
 
WDS 21183+3456 FYM 142 GH : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21183+3456 FYM 142GH distance=0' 21183+3456 BU 289AB distance=2' 21183+3456 BU 289AC distance=2' 21183+3456 SLE 384AD distance=2' 21183+3456 FYM 142AE distance=2' 21183+3456 FYM 142AG distance=2' 21183+3456 FYM 142AF distance=2' 21183+3456 FYM 142AH distance=2' 21183+3456 FYM 142DF distance=2' 21183+3456 FYM 142EI distance=2' 21179+3454 STT 433AB distance=5' 21179+3454 SLE 382AD distance=5' 21179+3454 STT 433AC distance=5' 21179+3454 BU 9011AE distance=5' 21179+3454 STT 433BC distance=5' 21181+3500 SLE 383 distance=5' 21173+3457 TDT2886 distance=12' 21186+3430 HU 769 distance=26' 21197+3518 SLE 386AB distance=30' 21197+3518 SLE 386AC distance=30' 21197+3518 SLE 386AD distance=30' 21177+3423 SLE 381 distance=34' 21156+3512 TDT2863 distance=37' 21171+3530 SLE 378 distance=37' 21159+3428 SLE 377 distance=40' 21190+3418 COU 131 distance=40' 21214+3517 GRV 454 distance=46' 21206+3420 JNN 129 distance=47' 21192+3411 SLE 385 distance=47' 21203+3535 TDT2911 distance=48' 21145+3437 HU 768 distance=50' 21217+3436 COU1334 distance=50' 21180+3405 RAO 621 distance=52' 21171+3546 BU 162AB distance=53' 21171+3546 BU 162AC distance=53' 21140+3504 ES 2258 distance=53' 21218+3528 TDT2923 distance=55' 21225+3509 POP 50 distance=55' 21138+3500 J 3128AB distance=55' 21138+3500 J 3128AC distance=55' 21147+3529 TDT2852 distance=55' 21146+3423 SLE 374 distance=56' 21221+3525 ES 2259 distance=56' 21139+3513 TDT2841 distance=57' 21219+3530 TDT2925 distance=57' 21229+3459 TDT2934 distance=58' 21161+3548 SEI1483 distance=59' 21152+3544 SEI1475 distance=61' 21143+3418 STTA216 distance=62' 21185+3354 TDT2895 distance=62' 21216+3409 RAO 452 distance=63' 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 21183+3456 FYM 142 GH 69 7.9 0
Show 21183+3456 BU 289 AB 128 0.8 2
Show 21183+3456 BU 289 AC 251 13.0 2
Show 21183+3456 SLE 384 AD 189 43.3 2
Show 21183+3456 FYM 142 AE 94 36.7 2
Show 21183+3456 FYM 142 AG 272 68.8 2
Show 21183+3456 FYM 142 AF 200 45.9 2
Show 21183+3456 FYM 142 AH 274 61.5 2
Show 21183+3456 FYM 142 DF 268 8.6 2
Show 21183+3456 FYM 142 EI 273 9.1 2
Show 21179+3454 STT 433 AB 219 15.2 5
Show 21179+3454 SLE 382 AD 307 57.1 5
Show 21179+3454 STT 433 AC 184 22.1 5
Show 21179+3454 BU 9011 AE 67 34.4 5
Show 21179+3454 STT 433 BC 141 13.2 5
Show 21181+3500 SLE 383 58 15.1 5
Show 21173+3457 TDT2886 82 0.5 12
Show 21186+3430 HU 769 178 0.9 26
Show 21197+3518 SLE 386 AB 113 11.8 30
Show 21197+3518 SLE 386 AC 298 15.0 30
Show 21197+3518 SLE 386 AD 310 35.1 30
Show 21177+3423 SLE 381 279 9.6 34
Show 21156+3512 TDT2863 205 2.5 37
Show 21171+3530 SLE 378 27 11.3 37
Show 21159+3428 SLE 377 50 8.7 40
Show 21190+3418 COU 131 195 3.9 40
Show 21214+3517 GRV 454 168 48.6 46
Show 21206+3420 JNN 129 213 0.1 47
Show 21192+3411 SLE 385 175 12.8 47
Show 21203+3535 TDT2911 102 1.5 48
Show 21145+3437 HU 768 120 1.5 50
Show 21217+3436 COU1334 148 0.8 50
Show 21180+3405 RAO 621 293 1.1 52
Show 21171+3546 BU 162 AB 253 1.2 53
Show 21171+3546 BU 162 AC 131 15.6 53
Show 21140+3504 ES 2258 178 3.0 53
Show 21218+3528 TDT2923 79 1.4 55
Show 21225+3509 POP 50 29 7.1 55
Show 21138+3500 J 3128 AB 51 5.0 55
Show 21138+3500 J 3128 AC 93 15.0 55
Show 21147+3529 TDT2852 79 1.4 55
Show 21146+3423 SLE 374 2 5.2 56
Show 21221+3525 ES 2259 245 4.3 56
Show 21139+3513 TDT2841 302 1.9 57
Show 21219+3530 TDT2925 228 2.6 57
Show 21229+3459 TDT2934 304 1.0 58
Show 21161+3548 SEI1483 206 10.2 59
Show 21152+3544 SEI1475 266 5.5 61
Show 21143+3418 STTA216 48 102.8 62
Show 21185+3354 TDT2895 143 0.9 62
Show 21216+3409 RAO 452 214 3.7 63

 
 
WDS 21183+3456 : COMPONENTS
 
 
  A B C D E F G H
B pa=128.0°
sep=0.84"
 
C pa=251.4°
sep=12.99"
pa=254.4°
sep=13.47"
 
D pa=188.6°
sep=42.98"
pa=189.5°
sep=42.57"
pa=171.2°
sep=38.81"
 
E pa=93.7°
sep=37.22"
pa=93.0°
sep=36.53"
pa=88.0°
sep=49.48"
pa=47.4°
sep=59.19"
 
F pa=199.8°
sep=45.88"
pa=200.8°
sep=45.63"
pa=184.7°
sep=39.16"
pa=265.8°
sep=9.17"
pa=232.3°
sep=66.62"
 
G pa=271.9°
sep=68.17"
pa=272.3°
sep=68.85"
pa=276.6°
sep=56.19"
pa=306.0°
sep=76.28"
pa=272.6°
sep=105.38"
pa=310.8°
sep=69.52"
 
H pa=274.3°
sep=61.55"
pa=274.7°
sep=62.25"
pa=280.1°
sep=49.84"
pa=310.6°
sep=72.41"
pa=274.1°
sep=98.76"
pa=316.2°
sep=66.21"
pa=71.1°
sep=7.14"
 
I pa=94.0°
sep=28.08"
pa=93.0°
sep=27.39"
pa=86.9°
sep=40.38"
pa=40.3°
sep=53.18"
pa=272.8°
sep=9.14"
pa=46.6°
sep=59.97"
pa=92.5°
sep=96.24"
pa=94.2°
sep=89.63"
 
 
21183+3456 A
 
 
Name HD 202974 Coord arcsec 2000 211818.20+345536.2 Mag 9.13 Spectral class F8 (yellow-white)
PmRA 28.00 PmDE 9.0 SAO 71182 Tycho2 2711-00746-1
HD 202974 DM BD+34 4373
Tycho2
Tycho2 2711-00746-1 Pflag RAmdeg 319.57584906 DEmdeg 34.92674020
PmRA 27.1 PmDE 12.3 E RAmdeg 6 E DEmdeg 6
E pmRA 2.4 E pmDE 2.3 EpRAm 1991.47 EpDEm 1991.46
Num 7 Q RAmdeg 1.0 Q DEmdeg 1.3 Q pmRA 1.0
Q pmDE 1.4 BTmag 9.092 E BTmag 0.016 VTmag 8.693
E VTmag 0.012 Prox 999 TYC T HIP
CCDM RAdeg 319.57577250 DEdeg 34.92671222 EpRA 1990 1.62
EpDE 1990 1.67 E RAdeg 6.4 E DEdeg 5.7 Posflg P
Corr 0.1
SAO
SAO 71182 DelFlag RA1950 PmRA1950 0.0024
DE1950 PmDE1950 0.02 Vmag 8.7 SpType F8
Double code Source 6 CatNum 2161 DM BD+34 4373
DMcomp BDsup HD 202974 M HD 0
GC RA1950rad 5.56866386 DE1950rad 0.60589971 PmRA2000 0.0026
PmDE2000 0.017
CCDM
Ccdm 21183+3456 RComp Comp A Note1
Note2 Discov num DRAs 0.09 DDEs -24.3
R dRAs 10 Year Theta Rho
Obs 3 Vmag 9.0 Sp F8 PmNote *
PmRA 15 PmDE 3 Dm number +34 4373 Cat1 BD
Name2 +34 2161 Cat2 AGK2/3 HD 202974 M HD
ADS BDS A14837 M ADS BDS N IDS IDS 21142N3430A
HIC
 
 
21183+3456 B
 
 
Coord arcsec 2000 211818.25+345535.7 Mag 9.66 PmRA 27.00 PmDE 12.0
Delta magnitude 0.53 Coordinate calculated yes
CCDM
Ccdm 21183+3456 RComp Comp B Note1
Note2 Discov num BU 289 DRAs DDEs
R dRAs Year 1878 Theta 137 Rho 0.9
Obs 10 Vmag 10.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14837 M ADS BDS N IDS IDS 21142N3430B
HIC
 
 
21183+3456 C
 
 
Coord arcsec 2000 211817.20+345532.1 Mag 13 Delta magnitude 3.87 Coordinate calculated yes
CCDM
Ccdm 21183+3456 RComp Comp C Note1
Note2 Discov num BU 289 DRAs DDEs
R dRAs Year 1878 Theta 261 Rho 6.2
Obs 3 Vmag 13.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14837 M ADS BDS N IDS IDS 21142N3430C
HIC
 
 
21183+3456 D
 
 
Coord arcsec 2000 211817.68+345453.7 Coord calc 211817.68+345453.7 Mag 11.98 PmRA -9.00
PmDE -7.0 Delta magnitude 2.85
 
 
21183+3456 E
 
 
Coord arcsec 2000 211821.22+345533.8 Coord calc 211821.22+345533.8 Mag 13.5 PmRA 9.00
PmDE -4.0 Delta magnitude 4.37
 
 
21183+3456 F
 
 
Coord arcsec 2000 211816.94+345453.0 Mag 14.9 Delta magnitude 5.77 Coordinate calculated yes
 
 
21183+3456 G
 
 
Coord arcsec 2000 211812.66+345538.5 Coord calc 211812.66+345538.5 Mag 13.7 PmRA -14.00
PmDE -16.0 Delta magnitude 4.57
 
 
21183+3456 H
 
 
Coord arcsec 2000 211813.21+345540.8 Mag 14.6 Delta magnitude 5.47 Coordinate calculated yes
 
 
21183+3456 I
 
 
Coord arcsec 2000 211820.48+345534.2 Mag 15.7 Delta magnitude 6.57 Coordinate calculated yes