18211+8416 LDS 1887

 
 
18h 21m 34.70s +84° 16' 20.1" P.A. 273.00 sep 98.9 mag 18.40,19.70
 
 
Coord 2000 18211+8416 Discov num LDS1887 Comp Coord arcsec 2000 18 21 34.70 +84 16 20.1
Date first 1965 Date last 2010 Obs 3
Pa first 276 Pa last 273.1 P.A. Now (θ) 273.1°
Sep first 98.0 Sep last 98.85 Sep. Now (ρ) 98.85"
Mag pri 18.40 Mag sec 19.70 delta mag (ΔM) 1.3 Spectral class
Pri motion ra -326 Sec motion ra
Pri motion dec +207 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Draco Gaia DR2 2302854605329609600
 
 
WDS 18211+8416 LDS 1887 : 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
18211+8416 LDS1887 1999 2 273 97.3 18.40 19.70 D 182134.70+841620.1
18211+8416 LDS1887 2010 3 274 98.8 18.40 19.70 182134.70+841620.1

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WDS 18211+8416 LDS 1887 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18211+8416 LDS 1887 : MEASURES
 
 
No records found.

 
 
WDS 18211+8416 : VIRTUAL EYEPIECE
 
 

18211+8416 LDS1887A mag 18.4 18211+8416 LDS1887B sep 11.2 P.A. 298.50 mag 19.7 virtual eyepiece
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Radius:
Components only
 
 
WDS 18211+8416 : ALADIN DSS IMAGE @ 18h 21m 34.70s +84° 16' 20.1"
 
 
 
 
WDS 18211+8416 LDS 1887 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


18211+8416  LDS1887 distance=0' 18322+8415  LDS1888 distance=16' 18039+8409  LDS1883 distance=29' 18060+8439  KPP4083 distance=33' 18277+8459  LOC 379AC distance=44' 18274+8459  LOC 382 distance=44' 18399+8319  SKF1317 distance=65' 18363+8315  MLR 215 distance=66' 18049+8528  HDS2548 distance=76' 18282+8542  LOC 378 distance=86' 18243+8544  TDT 837 distance=88' 18214+8554  LOC 381 distance=99' 18293+8235  MLR 212 distance=102' 18270+8235  LOC 377 distance=102' 18302+8224  OCA   2 distance=114' 18362+8224  MLR 213 distance=116' 18349+8223  OCA   3 distance=116' 18208+8158  LDS1885 distance=140' 18329+8148  LOC 374 distance=150' 18053+8129  STF2326 distance=170' 18247+8123  LOC 372 distance=174' 18384+8107  TDT 969 distance=193' 18148+8035  SKF1316 distance=222' 18252+8028  BVD 128 distance=229' 18166+8027  LDS1884 distance=229' 18059+8815  STF2614 distance=240' 18411+7953  SKF1647 distance=267' 18281+8855  LOC 383 distance=279' 18395+7940  SKF1085 distance=280' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 18211+8416 LDS1887 273 98.9
Show 18322+8415 LDS1888 102 6.0 16
Show 18039+8409 LDS1883 161 32.0 29
Show 18060+8439 KPP4083 45 7.3 33
Show 18277+8459 LOC 379 AC 95 1.1 44
Show 18274+8459 LOC 382 292 1.8 44
Show 18399+8319 SKF1317 2 115.6 65
Show 18363+8315 MLR 215 104 4.3 66
Show 18049+8528 HDS2548 44 0.4 76
Show 18282+8542 LOC 378 242 3.6 86
Show 18243+8544 TDT 837 350 0.8 88
Show 18214+8554 LOC 381 73 3.3 99
Show 18293+8235 MLR 212 15 1.5 102
Show 18270+8235 LOC 377 149 4.9 102
Show 18302+8224 OCA 2 341 3.3 114
Show 18362+8224 MLR 213 342 1.6 116
Show 18349+8223 OCA 3 145 4.7 116
Show 18208+8158 LDS1885 141 10.7 140
Show 18329+8148 LOC 374 287 5.7 150
Show 18053+8129 STF2326 194 16.0 170
Show 18247+8123 LOC 372 63 22.1 174
Show 18384+8107 TDT 969 31 1.5 193
Show 18148+8035 SKF1316 205 54.6 222
Show 18252+8028 BVD 128 317 24.7 229
Show 18166+8027 LDS1884 108 5.7 229
Show 18059+8815 STF2614 217 1.5 240
Show 18411+7953 SKF1647 343 9.9 267
Show 18281+8855 LOC 383 205 6.3 279
Show 18395+7940 SKF1085 110 1.5 280

 
 
WDS 18211+8416 : COMPONENTS
 
 
  A
B pa=298.5°
sep=11.21"
 
 
18211+8416 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 182134.70+841620.1 Mag 18.4 PmRA -326.00
PmDE 207.0
 
 
18211+8416 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 182128.12+841625.4 Mag 19.7 Calc delta mag 1.3
Calc coord yes