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Current system
21450+3800
LDS 1054


Nearby doubles
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ALI 979



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21450+3800 LDS 1054

 
 
21h 45m 00.00s +38° 00' 00.0" P.A. 8.00 sep 127.0 mag 12.80,14.50
 
 
Coord 2000 21450+3800 Discov num LDS1054 Comp Coord arcsec 2000 21 45 00.00 +38 00 00.0
Date first 1936 Date last 1936 Obs 1
Pa first 8 Pa last 8 P.A. Now (θ) 8°
Sep first 127.0 Sep last 127 Sep. Now (ρ) 127"
Mag pri 12.80 Mag sec 14.50 delta mag (ΔM) 1.7 Spectral class
Pri motion ra +162 Sec motion ra
Pri motion dec -018 Sec motion dec
Notes X (Dubious double)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Coordinate calcolate 1 Coordinate calculated yes
 
 
WDS 21450+3800 LDS 1054 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
LDS Luyten p.m. catalog (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21450+3800 LDS1054 1936 1 8 127.0 12.80 14.50 X

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

 
 
WDS 21450+3800 LDS 1054 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21450+3800 LDS 1054 : MEASURES
 
 
No records found.

 
 
WDS 21450+3800 : VIRTUAL EYEPIECE
 
 

21450+3800 LDS1054A mag 12.8 21450+3800 LDS1054B sep 126.5 P.A. 6.30 mag 14.5 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 21450+3800 : ALADIN DSS IMAGE @ 21h 45m 00.00s +38° 00' 00.0"
 
 
 
 
WDS 21450+3800 LDS 1054 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21450+3800 LDS1054 distance=0' 21457+3800 DAM1461 distance=9' 21440+3757 SEI1533 distance=12' 21432+3801 HDS3094Aa,Ab distance=21' 21432+3801 BLL 55AB distance=21' 21438+3742 TDT3122 distance=23' 21466+3815 COU1639 distance=24' 21434+3817 S 799BD distance=25' 21434+3817 KUI 109Aa,Ab distance=26' 21434+3817 S 799AB distance=26' 21434+3817 S 799AC distance=26' 21432+3815 DAM 232 distance=27' 21436+3822 ES 2522 distance=29' 21471+3737 GRV 504 distance=34' 21429+3734 ES 2521AB distance=36' 21429+3734 ES 2521AC distance=36' 21484+3806 ALI 694 distance=40' 21415+3817 SEI1532 distance=46' 21436+3715 TDS1143 distance=49' 21464+3847 MLB 961 distance=50' 21408+3806 TDS1140 distance=51' 21412+3735 TDT3109 distance=52' 21493+3816 A 1448 distance=54' 21453+3853 TDT3139 distance=54' 21421+3848 ALI 980 distance=60' 21399+3813 ES 2066 distance=61' 21398+3749 A 1444 distance=63' 21502+3750 ES 1996 distance=63' 21405+3720 ES 2067 distance=66' 21429+3904 GRV 496 distance=69' 21492+3849 TDT3176 distance=70' 21403+3843 ALI 979 distance=71' 21512+3741 TDT3193 distance=76' 21384+3808 TDT3073 distance=78' 21386+3822 TDT3078 distance=79' 21481+3911 TDT3162 distance=80' 21506+3847 MLB 962 distance=81' 21402+3703 SEI1531 distance=81' 21403+3858 MLB 787 distance=81' 21514+3730 SEI1540 distance=82' 21487+3914 TDS1147 distance=86' 21490+3912 TDT3173 distance=87' 21520+3826 HDS3114 distance=87' 21378+3739 SEI1527AB distance=88' 21378+3739 MBR 1AC distance=88' 21522+3817 TDT3205 distance=88' 21387+3848 ALI 977 distance=89' 21374+3810 GRV 487 distance=91' 21520+3722 CRB 144 distance=92' 21445+3933 A 1447 distance=93' 21396+3650 SEI1530 distance=95' 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 21450+3800 LDS1054 8 127.0
Show 21457+3800 DAM1461 190 1.7 9
Show 21440+3757 SEI1533 13 25.7 12
Show 21432+3801 HDS3094 Aa,Ab 245 0.1 21
Show 21432+3801 BLL 55 AB 117 142.4 21
Show 21438+3742 TDT3122 280 0.6 23
Show 21466+3815 COU1639 204 1.8 24
Show 21434+3817 S 799 BD 254 34.0 25
Show 21434+3817 KUI 109 Aa,Ab 142 1.9 26
Show 21434+3817 S 799 AB 60 149.5 26
Show 21434+3817 S 799 AC 318 135.3 26
Show 21432+3815 DAM 232 299 8.3 27
Show 21436+3822 ES 2522 101 4.0 29
Show 21471+3737 GRV 504 21 53.5 34
Show 21429+3734 ES 2521 AB 200 8.2 36
Show 21429+3734 ES 2521 AC 93 16.5 36
Show 21484+3806 ALI 694 163 6.4 40
Show 21415+3817 SEI1532 139 5.1 46
Show 21436+3715 TDS1143 180 0.9 49
Show 21464+3847 MLB 961 4 6.5 50
Show 21408+3806 TDS1140 191 1.0 51
Show 21412+3735 TDT3109 59 0.6 52
Show 21493+3816 A 1448 331 4.7 54
Show 21453+3853 TDT3139 65 0.5 54
Show 21421+3848 ALI 980 139 8.9 60
Show 21399+3813 ES 2066 224 5.4 61
Show 21398+3749 A 1444 82 1.1 63
Show 21502+3750 ES 1996 337 2.3 63
Show 21405+3720 ES 2067 227 6.8 66
Show 21429+3904 GRV 496 72 29.9 69
Show 21492+3849 TDT3176 1 2.3 70
Show 21403+3843 ALI 979 5 9.8 71
Show 21512+3741 TDT3193 212 1.2 76
Show 21384+3808 TDT3073 334 1.1 78
Show 21386+3822 TDT3078 157 0.7 79
Show 21481+3911 TDT3162 146 2.0 80
Show 21506+3847 MLB 962 322 4.4 81
Show 21402+3703 SEI1531 20 2.9 81
Show 21403+3858 MLB 787 351 5.4 81
Show 21514+3730 SEI1540 207 23.6 82
Show 21487+3914 TDS1147 26 1.0 86
Show 21490+3912 TDT3173 137 0.6 87
Show 21520+3826 HDS3114 119 0.1 87
Show 21378+3739 SEI1527 AB 332 25.5 88
Show 21378+3739 MBR 1 AC 89 14.5 88
Show 21522+3817 TDT3205 142 0.5 88
Show 21387+3848 ALI 977 221 11.6 89
Show 21374+3810 GRV 487 201 74.8 91
Show 21520+3722 CRB 144 109 12.2 92
Show 21445+3933 A 1447 243 0.4 93
Show 21396+3650 SEI1530 160 19.9 95

 
 
WDS 21450+3800 : COMPONENTS
 
 
  A
B pa=6.3°
sep=126.53"
 
 
21450+3800 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 214500.00+380000.0 Mag 12.8 PmRA 162.00
PmDE -18.0 Calc coord yes
 
 
21450+3800 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 214501.18+380205.8 Mag 14.5 Calc delta mag 1.7
Calc coord yes