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Doubles in session


Current system
21410+3504
HO 164 AC


Nearby doubles
20' : 21410+3445
TDT3107

37' : 21382+3514
SEI1528

40' : 21404+3426
TDT3100

40' : 21442+3453
HO 605

50' : 21385+3543
CRB 143

51' : 21395+3551
COU1335

52' : 21442+3538
TDT3126

55' : 21385+3549
TDT3076

59' : 21400+3605
ES 2129

60' : 21421+3602
ALI 220

62' : 21446+3548
TDT3130

66' : 21451+3424
COU1186AB

68' : 21460+3530
GRV 501

68' : 21465+3506
KPP1456

69' : 21407+3612
ES 2130

70' : 21461+3534
COU1337

70' : 21356+3446
COU1481

73' : 21391+3356
COU1185AB

75' : 21349+3505
GRV 478

77' : 21358+3423
GYL 62

78' : 21380+3613
TDT3068

79' : 21473+3451
COU1482

79' : 21474+3453
HO 466

79' : 21352+3431
TDT3044

83' : 21431+3622
GRV 497

83' : 21389+3623
STF2814



Selections
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Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21410+3504 HO 164 AC

 
 
21h 41m 01.95s +35° 04' 44.7" P.A. 240.00 sep 28.4 mag 9.51,12.02 Sp K0
 
 
Coord 2000 21410+3504 Discov num HO  164 Comp AC Coord arcsec 2000 21 41 01.95 +35 04 44.7
Date first 1892 Date last 2015 Obs 11
Pa first 239 Pa last 239.7 P.A. Now (θ) 239.7°
Sep first 25.2 Sep last 28.4 Sep. Now (ρ) 28.4"
Mag pri 9.51 Mag sec 12.02 delta mag (ΔM) 2.51 Spectral class K0 (yellow-orange)
Pri motion ra -030 Sec motion ra -002
Pri motion dec -021 Sec motion dec -002
Notes
rPM=0.924
This double is not physical.
 
 
21410+3504 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 206400 21 41 02 +35 04 45 HO 164 AB 2016 49 71 4.6 9.51 9.80 0.29
Show 21 41 02 +35 04 45 HO 164 AC 2015 11 240 28.4 9.51 12.02 2.51 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2725-01394-1 Gaia DR2 1950685639459284864 HD 206400
DM BD+34 4492
 
 
WDS 21410+3504 HO 164 AC : 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
21410+3504 HO 164 AC 1941 7 238 26.9 9.51 12.02 D 214101.95+350444.7
21410+3504 HO 164 AC 1999 8 238 24.6 9.51 12.02 D 214101.95+350444.7
21410+3504 HO 164 AC 2002 9 238 24.4 9.51 12.02 D 214101.95+350444.7
21410+3504 HO 164 AC 2014 10 238 24.8 9.51 12.02 K0 214101.95+350444.7
21410+3504 HO 164 AC 2015 11 240 28.4 9.51 12.02 K0 214101.95+350444.7

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

 
 
WDS 21410+3504 HO 164 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21410+3504 HO 164 AC : MEASURES
 
 
No records found.

 
 
WDS 21410+3504 : VIRTUAL EYEPIECE
 
 

21410+3504 HO 164A mag 9.51 Sp K0 21410+3504 HO 164B sep 3.9 P.A. 66.70 mag 9.8 21410+3504 HO 164C sep 24.7 P.A. 234.50 mag 12.02 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21410+3504 : ALADIN DSS IMAGE @ 21h 41m 01.95s +35° 04' 44.7"
 
 
 
 
WDS 21410+3504 HO 164 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21410+3504 HO 164AC distance=0' 21410+3445 TDT3107 distance=20' 21382+3514 SEI1528 distance=37' 21404+3426 TDT3100 distance=40' 21442+3453 HO 605 distance=40' 21385+3543 CRB 143 distance=50' 21395+3551 COU1335 distance=51' 21442+3538 TDT3126 distance=52' 21385+3549 TDT3076 distance=55' 21400+3605 ES 2129 distance=59' 21421+3602 ALI 220 distance=60' 21446+3548 TDT3130 distance=62' 21451+3424 COU1186AB distance=66' 21451+3424 COU1186AC distance=66' 21460+3530 GRV 501 distance=68' 21465+3506 KPP1456 distance=68' 21407+3612 ES 2130 distance=69' 21419+3612 ES 2131AC distance=69' 21461+3534 COU1337 distance=70' 21356+3446 COU1481 distance=70' 21419+3612 COU1336BD distance=70' 21391+3356 COU1185AB distance=73' 21391+3356 WSI 120Ba,Bb distance=73' 21349+3505 GRV 478 distance=75' 21358+3423 GYL 62 distance=77' 21380+3613 TDT3068 distance=78' 21473+3451 COU1482 distance=79' 21474+3453 HO 466 distance=79' 21352+3431 TDT3044 distance=79' 21431+3622 GRV 497 distance=83' 21389+3623 STF2814 distance=83' 21353+3549 GRV 479 distance=83' 21484+3516 TDT3164 distance=91' 21339+3530 TDT3033 distance=92' 21367+3624 HLD 46 distance=96' 21378+3337 KPP3423 distance=97' 21480+3550 TDT3160 distance=97' 21370+3628 GRV 484 distance=97' 21467+3353 TDT3153 distance=101' 21460+3626 HDS3100 distance=102' 21463+3623 ALI 221 distance=102' 21493+3451 COU1483 distance=103' 21447+3332 GIC 170 distance=104' 21491+3535 TDT3174 distance=104' 21334+3419 TDT3029 distance=105' 21340+3605 TDT3034 distance=105' 21396+3650 SEI1530 distance=108' 21498+3455 COU1484 distance=109' 21496+3439 STJ 66 distance=109' 21328+3546 SEI1524 distance=110' 21501+3449 HJ 1697 distance=113' 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 21410+3504 HO 164 AB 71 4.6
Show 21410+3504 HO 164 AC 240 28.4
Show 21410+3445 TDT3107 244 1.9 20
Show 21382+3514 SEI1528 64 22.0 37
Show 21404+3426 TDT3100 145 2.4 40
Show 21442+3453 HO 605 341 2.0 40
Show 21385+3543 CRB 143 69 19.0 50
Show 21395+3551 COU1335 295 0.5 51
Show 21442+3538 TDT3126 340 0.8 52
Show 21385+3549 TDT3076 84 2.2 55
Show 21400+3605 ES 2129 131 5.1 59
Show 21421+3602 ALI 220 266 8.2 60
Show 21446+3548 TDT3130 95 0.5 62
Show 21451+3424 COU1186 AB 47 0.4 66
Show 21451+3424 COU1186 AC 175 1.7 66
Show 21460+3530 GRV 501 154 24.5 68
Show 21465+3506 KPP1456 282 10.9 68
Show 21407+3612 ES 2130 120 3.2 69
Show 21419+3612 ES 2131 AC 216 7.4 69
Show 21461+3534 COU1337 110 0.3 70
Show 21356+3446 COU1481 178 0.5 70
Show 21419+3612 COU1336 BD 178 1.5 70
Show 21391+3356 COU1185 AB 55 1.4 73
Show 21391+3356 WSI 120 Ba,Bb 19 0.2 73
Show 21349+3505 GRV 478 134 28.6 75
Show 21358+3423 GYL 62 175 58.7 77
Show 21380+3613 TDT3068 344 0.5 78
Show 21473+3451 COU1482 56 0.8 79
Show 21474+3453 HO 466 145 2.3 79
Show 21352+3431 TDT3044 63 0.6 79
Show 21431+3622 GRV 497 228 35.1 83
Show 21389+3623 STF2814 160 8.1 83
Show 21353+3549 GRV 479 117 52.1 83
Show 21484+3516 TDT3164 224 0.6 91
Show 21339+3530 TDT3033 150 0.6 92
Show 21367+3624 HLD 46 198 1.7 96
Show 21378+3337 KPP3423 18 9.9 97
Show 21480+3550 TDT3160 24 2.3 97
Show 21370+3628 GRV 484 216 66.1 97
Show 21467+3353 TDT3153 37 0.5 101
Show 21460+3626 HDS3100 189 0.5 102
Show 21463+3623 ALI 221 99 8.2 102
Show 21493+3451 COU1483 132 0.7 103
Show 21447+3332 GIC 170 165 12.9 104
Show 21491+3535 TDT3174 351 0.4 104
Show 21334+3419 TDT3029 133 2.3 105
Show 21340+3605 TDT3034 125 0.6 105
Show 21396+3650 SEI1530 160 19.9 108
Show 21498+3455 COU1484 348 0.5 109
Show 21496+3439 STJ 66 283 1.4 109
Show 21328+3546 SEI1524 130 24.8 110

 
 
WDS 21410+3504 : COMPONENTS
 
 
  A B
B pa=66.7°
sep=3.87"
 
C pa=234.5°
sep=24.66"
pa=236.1°
sep=28.45"
 
 
21410+3504 A
 
 
Name HD 206400 Coord arcsec 2000 214101.95+350444.7 Mag 9.51 Spectral class K0 (yellow-orange)
PmRA -30.00 PmDE -21.0 Tycho2 2725-01394-1 HD 206400
ADS 15219 DM BD+34 4492
Tycho2
Tycho2 2725-01394-1 Pflag RAmdeg 325.25813914 DEmdeg 35.07909184
PmRA -48.6 PmDE -26.8 E RAmdeg 16 E DEmdeg 14
E pmRA 5.0 E pmDE 5.5 EpRAm 1991.49 EpDEm 1991.65
Num 3 Q RAmdeg 1.0 Q DEmdeg 0.4 Q pmRA 1.0
Q pmDE 0.5 BTmag 10.927 E BTmag 0.039 VTmag 9.513
E VTmag 0.019 Prox 42 TYC T HIP
CCDM RAdeg 325.25827611 DEdeg 35.07915306 EpRA 1990 1.69
EpDE 1990 1.78 E RAdeg 15.6 E DEdeg 14.1 Posflg D
Corr 0.1
 
 
21410+3504 B
 
 
Coord arcsec 2000 214102.24+350446.2 Mag 9.8 PmRA 0.00 PmDE 0.0
Calc delta mag 0.29 Calc coord yes
 
 
21410+3504 C
 
 
Coord arcsec 2000 214100.32+350430.4 Mag 12.02 PmRA -2.00 PmDE -2.0
Calc delta mag 2.51 Calc coord yes