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Current system
20218+2337
POU 4401


Nearby doubles
1' : 20217+2337
POU4398

10' : 20216+2346
STF2672

10' : 20224+2333
POU4412

10' : 20217+2328
POU4396

11' : 20217+2327
POU4397

11' : 20219+2327
POU4402

11' : 20222+2328
POU4407

13' : 20227+2334
POU4416

14' : 20225+2346
POU4415

14' : 20228+2340
POU4417

16' : 20207+2341
POU4388

16' : 20212+2324
POU4390

17' : 20229+2332
POU4422

17' : 20222+2352
POU4406

17' : 20212+2320
POU4391

17' : 20230+2332
POU4424

18' : 20225+2323
POU4413

18' : 20231+2332
POU4426

19' : 20205+2342
POU4384

19' : 20205+2334
POU4381

19' : 20223+2354
POU4410

19' : 20219+2355
POU4404

20' : 20219+2356
BKO 440

20' : 20205+2329
POU4385

21' : 20221+2357
POU4405

21' : 20230+2328
J 3083



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

20218+2337 POU 4401

 
 
20h 21m 49.19s +23° 37' 10.1" P.A. 154.00 sep 17.6 mag 12.90,14.30
 
 
Coord 2000 20218+2337 Discov num POU4401 Comp Coord arcsec 2000 20 21 49.19 +23 37 10.1
Date first 1898 Date last 2015 Obs 7
Pa first 159 Pa last 154.2 P.A. Now (θ) 154.2°
Sep first 18.0 Sep last 17.598 Sep. Now (ρ) 17.598"
Mag pri 12.90 Mag sec 14.30 delta mag (ΔM) 1.4 Spectral class
Pri motion ra -027 Sec motion ra -001
Pri motion dec -014 Sec motion dec -007
Notes
rPM=0.885
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula Gaia DR2 1831850766335707392
 
 
WDS 20218+2337 POU 4401 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Pou1933 Pa - Pourteau, M. A. .
Pou1933 Cat. des etoiles doubles de la zone +24deg de la carte photog. du ciel, 1933
Pou1933 (Obs. de Paris, H. Tessier) [QB821.P7]
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20218+2337 POU4401 1898 1 339 18.0 12.90 14.30 202149.73+233654.2
20218+2337 POU4401 2000 2 154 17.6 12.90 14.30 D 202149.19+233710.1
20218+2337 POU4401 2001 3 155 17.6 12.90 14.30 D 202149.19+233710.1
20218+2337 POU4401 2015 7 154 17.6 12.90 14.30 202149.19+233710.1

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

 
 
WDS 20218+2337 POU 4401 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20218+2337 POU 4401 : MEASURES
 
 
No records found.

 
 
WDS 20218+2337 : VIRTUAL EYEPIECE
 
 

20218+2337 POU4401A mag 12.9 20218+2337 POU4401B sep 17.3 P.A. 156.10 mag 14.3 virtual eyepiece
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Radius:
Components only
 
 
WDS 20218+2337 : ALADIN DSS IMAGE @ 20h 21m 49.19s +23° 37' 10.1"
 
 
 
 
WDS 20218+2337 POU 4401 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20218+2337 POU4401 distance=0' 20217+2337 POU4398 distance=1' 20216+2346 STF2672 distance=10' 20224+2333 POU4412 distance=10' 20217+2328 POU4396 distance=10' 20217+2327 POU4397 distance=11' 20219+2327 POU4402 distance=11' 20222+2328 POU4407 distance=11' 20227+2334 POU4416 distance=13' 20225+2346 POU4415 distance=14' 20228+2340 POU4417 distance=14' 20207+2341 POU4388 distance=16' 20212+2324 POU4390 distance=16' 20229+2332 POU4422 distance=17' 20222+2352 POU4406 distance=17' 20212+2320 POU4391 distance=17' 20230+2332 POU4424 distance=17' 20225+2323 POU4413 distance=18' 20231+2332 POU4426 distance=18' 20205+2342 POU4384 distance=19' 20205+2334 POU4381 distance=19' 20223+2354 POU4410 distance=19' 20219+2355 POU4404 distance=19' 20219+2356 BKO 440 distance=20' 20205+2329 POU4385 distance=20' 20221+2357 POU4405 distance=21' 20230+2328 J 3083 distance=21' 20205+2326 POU4382 distance=22' 20203+2331 BKO 644 distance=23' 20207+2353 BKO 646 distance=23' 20231+2324 BKO 441 distance=23' 20225+2317 POU4414 distance=23' 20229+2355 POU4420 distance=24' 20232+2326 BKO 442AB distance=24' 20232+2326 BKO 442AC distance=24' 20234+2343 POU4430 distance=24' 20201+2334 BKO 641 distance=24' 20205+2353 POU4383AB distance=24' 20205+2353 BKO 645AC distance=24' 20205+2353 BKO 645AD distance=24' 20224+2315 POU4411 distance=24' 20233+2325 POU4428AB distance=24' 20233+2325 BKO 443BC distance=24' 20231+2320 RAO 431 distance=25' 20203+2350 BKO 643 distance=25' 20235+2343 POU4431 distance=25' 20229+2357 POU4423 distance=26' 20203+2321 POU4380 distance=26' 20199+2332 POU4374 distance=27' 20202+2351 BKO 642 distance=27' 20237+2333 POU4435 distance=28' 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 20218+2337 POU4401 154 17.6
Show 20217+2337 POU4398 229 18.1 1
Show 20216+2346 STF2672 350 0.6 10
Show 20224+2333 POU4412 79 13.1 10
Show 20217+2328 POU4396 339 15.2 10
Show 20217+2327 POU4397 31 12.3 11
Show 20219+2327 POU4402 80 12.5 11
Show 20222+2328 POU4407 167 10.4 11
Show 20227+2334 POU4416 172 6.1 13
Show 20225+2346 POU4415 87 9.6 14
Show 20228+2340 POU4417 209 14.1 14
Show 20207+2341 POU4388 159 10.6 16
Show 20212+2324 POU4390 127 8.3 16
Show 20229+2332 POU4422 95 11.1 17
Show 20222+2352 POU4406 12 4.8 17
Show 20212+2320 POU4391 252 11.4 17
Show 20230+2332 POU4424 81 14.2 17
Show 20225+2323 POU4413 154 17.1 18
Show 20231+2332 POU4426 308 9.5 18
Show 20205+2342 POU4384 12 11.4 19
Show 20205+2334 POU4381 160 18.5 19
Show 20223+2354 POU4410 117 3.5 19
Show 20219+2355 POU4404 254 15.2 19
Show 20219+2356 BKO 440 217 4.4 20
Show 20205+2329 POU4385 52 5.8 20
Show 20221+2357 POU4405 46 1.7 21
Show 20230+2328 J 3083 112 5.2 21
Show 20205+2326 POU4382 284 12.7 22
Show 20203+2331 BKO 644 280 5.6 23
Show 20207+2353 BKO 646 146 6.1 23
Show 20231+2324 BKO 441 139 5.1 23
Show 20225+2317 POU4414 272 12.8 23
Show 20229+2355 POU4420 23 7.2 24
Show 20232+2326 BKO 442 AB 1 3.4 24
Show 20232+2326 BKO 442 AC 274 4.4 24
Show 20234+2343 POU4430 293 6.7 24
Show 20201+2334 BKO 641 98 8.0 24
Show 20205+2353 POU4383 AB 122 6.9 24
Show 20205+2353 BKO 645 AC 229 5.7 24
Show 20205+2353 BKO 645 AD 45 11.8 24
Show 20224+2315 POU4411 154 11.2 24
Show 20233+2325 POU4428 AB 188 8.4 24
Show 20233+2325 BKO 443 BC 157 6.7 24
Show 20231+2320 RAO 431 281 3.8 25
Show 20203+2350 BKO 643 147 2.5 25
Show 20235+2343 POU4431 228 15.8 25
Show 20229+2357 POU4423 55 8.1 26
Show 20203+2321 POU4380 277 12.9 26
Show 20199+2332 POU4374 111 5.0 27
Show 20202+2351 BKO 642 31 8.5 27
Show 20237+2333 POU4435 317 4.9 28

 
 
WDS 20218+2337 : COMPONENTS
 
 
  A
B pa=156.1°
sep=17.33"
 
 
20218+2337 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 202149.19+233710.1 Mag 12.9 PmRA -27.00
PmDE -14.0
CCDM
Ccdm 20218+2337 RComp Comp A Note1
Note2 Discov num DRAs 1.79 DDEs -5.4
R dRAs 65 Year Theta Rho
Obs 2 Vmag 12.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20175N2318A
HIC
 
 
20218+2337 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202149.70+233654.3 Mag 14.3 PmRA -1.00
PmDE -7.0 Calc delta mag 1.4 Calc coord yes
CCDM
Ccdm 20218+2337 RComp Comp B Note1
Note2 Discov num POU4401 DRAs 1.25 DDEs 10.6
R dRAs 65 Year 1898 Theta 339 Rho 18.0
Obs 1 Vmag 14.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20175N2318B
HIC