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Doubles in session


Current system
18175+2312
POU 3381


Nearby doubles
7' : 18171+2315
POU3378

11' : 18181+2318
BUP 181AB

18' : 18165+2324
BLL 32AB

21' : 18163+2301
TDT 769AB

22' : 18190+2307
POU3384

26' : 18190+2330
POU3383

26' : 18163+2333
TDT 768

27' : 18156+2321
SLE 148

28' : 18165+2336
POU3374

28' : 18165+2249
HU 319AB

28' : 18193+2325
SLE 152

29' : 18168+2340
POU3377

33' : 18189+2338
TDT 790

37' : 18148+2314
POU3366

39' : 18200+2257
SLE 155

40' : 18161+2347
POU3372

42' : 18192+2346
TDT 794

43' : 18177+2356
HJ 2831

45' : 18186+2354
POU3382

46' : 18207+2327
POU3390

46' : 18146+2335
HU 318AB

48' : 18150+2345
POU3367

49' : 18152+2350
POU3369

51' : 18164+2401
POU3375

51' : 18209+2331
TDT 811

51' : 18206+2248
STF2310



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

18175+2312 POU 3381

 
 
18h 17m 27.88s +23° 12' 49.3" P.A. 88.00 sep 14.4 mag 11.88,13.50
 
 
Coord 2000 18175+2312 Discov num POU3381 Comp Coord arcsec 2000 18 17 27.88 +23 12 49.3
Date first 1904 Date last 2015 Obs 8
Pa first 67 Pa last 87.8 P.A. Now (θ) 87.8°
Sep first 14.0 Sep last 14.449 Sep. Now (ρ) 14.449"
Mag pri 11.88 Mag sec 13.50 delta mag (ΔM) 1.62 Spectral class
Pri motion ra -029 Sec motion ra +077
Pri motion dec +034 Sec motion dec -015
Notes U (Proper motion indicates non-physical)
rPM=1.489
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Tycho2 2093-01310-1 Gaia DR2 4530428849262476416 HD 341912
 
 
WDS 18175+2312 POU 3381 : 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
18175+2312 POU3381 1999 5 85 14.3 11.88 13.50 D 181727.88+231249.3
18175+2312 POU3381 2001 6 85 14.3 11.88 13.50 D 181727.88+231249.3
18175+2312 POU3381 2010 7 87 14.3 11.88 13.50 181727.88+231249.3
18175+2312 POU3381 2015 8 88 14.4 11.88 13.50 181727.88+231249.3

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

 
 
WDS 18175+2312 POU 3381 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18175+2312 POU 3381 : MEASURES
 
 
No records found.

 
 
WDS 18175+2312 : VIRTUAL EYEPIECE
 
 

18175+2312 POU3381A mag 11.88 18175+2312 POU3381B sep 13.3 P.A. 87.60 mag 13.5 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18175+2312 : ALADIN DSS IMAGE @ 18h 17m 27.88s +23° 12' 49.3"
 
 
 
 
WDS 18175+2312 POU 3381 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18175+2312 POU3381 distance=1' 18171+2315 POU3378 distance=7' 18181+2318 BUP 181AB distance=11' 18181+2318 BUP 181AC distance=11' 18165+2324 BLL 32AB distance=18' 18165+2324 BUP 180AC distance=18' 18165+2324 BUP 180BC distance=19' 18163+2301 TDT 769AB distance=21' 18163+2301 GII 263Aa,Ab distance=21' 18163+2301 TDT 769AC distance=21' 18190+2307 POU3384 distance=22' 18190+2330 POU3383 distance=26' 18163+2333 TDT 768 distance=26' 18156+2321 SLE 148 distance=27' 18165+2336 POU3374 distance=28' 18165+2249 HU 319AB distance=28' 18165+2249 HU 319AC distance=28' 18193+2325 SLE 152 distance=28' 18168+2340 POU3377 distance=29' 18189+2338 TDT 790 distance=33' 18148+2314 POU3366 distance=37' 18200+2257 SLE 155 distance=39' 18161+2347 POU3372 distance=40' 18192+2346 TDT 794 distance=42' 18177+2356 HJ 2831 distance=43' 18186+2354 POU3382 distance=45' 18146+2335 GII 110CD distance=46' 18146+2335 GII 110CE distance=46' 18207+2327 POU3390 distance=46' 18146+2335 HU 318AB distance=46' 18146+2335 GII 110AC distance=46' 18150+2345 POU3367 distance=48' 18152+2350 POU3369 distance=49' 18164+2401 POU3375 distance=51' 18209+2331 TDT 811 distance=51' 18206+2248 STF2310 distance=51' 18145+2346 POU3365 distance=52' 18212+2326 POU3391 distance=53' 18157+2400 POU3370CD distance=53' 18157+2400 STF2301AB distance=53' 18157+2400 FOX 222AC distance=53' 18199+2354 POU3387 distance=53' 18141+2235 TDT 755 distance=61' 18134+2338 TDT 746 distance=62' 18162+2211 TDT 766 distance=64' 18171+2421 POU3379 distance=69' 18218+2347 POU3394 distance=70' 18213+2359 POU3392 distance=71' 18227+2323 POU3395 distance=73' 18217+2356 COU 418 distance=73' 18228+2328 POU3397 distance=75' 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 18175+2312 POU3381 88 14.4 1
Show 18171+2315 POU3378 200 4.3 7
Show 18181+2318 BUP 181 AB 223 37.5 11
Show 18181+2318 BUP 181 AC 125 153.7 11
Show 18165+2324 BLL 32 AB 2 126.7 18
Show 18165+2324 BUP 180 AC 354 120.7 18
Show 18165+2324 BUP 180 BC 248 17.3 19
Show 18163+2301 TDT 769 AB 22 0.5 21
Show 18163+2301 GII 263 Aa,Ab 136 0.1 21
Show 18163+2301 TDT 769 AC 286 2.0 21
Show 18190+2307 POU3384 76 9.0 22
Show 18190+2330 POU3383 73 7.7 26
Show 18163+2333 TDT 768 126 0.1 26
Show 18156+2321 SLE 148 189 20.0 27
Show 18165+2336 POU3374 340 6.9 28
Show 18165+2249 HU 319 AB 125 0.3 28
Show 18165+2249 HU 319 AC 201 2.8 28
Show 18193+2325 SLE 152 33 9.4 28
Show 18168+2340 POU3377 137 2.2 29
Show 18189+2338 TDT 790 336 0.7 33
Show 18148+2314 POU3366 238 13.7 37
Show 18200+2257 SLE 155 70 10.9 39
Show 18161+2347 POU3372 283 9.8 40
Show 18192+2346 TDT 794 30 0.6 42
Show 18177+2356 HJ 2831 339 17.4 43
Show 18186+2354 POU3382 130 9.9 45
Show 18146+2335 GII 110 CD 302 0.8 46
Show 18146+2335 GII 110 CE 211 3.5 46
Show 18207+2327 POU3390 315 10.2 46
Show 18146+2335 HU 318 AB 157 0.7 46
Show 18146+2335 GII 110 AC 104 36.7 46
Show 18150+2345 POU3367 212 14.9 48
Show 18152+2350 POU3369 131 4.5 49
Show 18164+2401 POU3375 294 14.1 51
Show 18209+2331 TDT 811 246 1.0 51
Show 18206+2248 STF2310 235 5.1 51
Show 18145+2346 POU3365 37 3.8 52
Show 18212+2326 POU3391 326 10.7 53
Show 18157+2400 POU3370 CD 141 7.9 53
Show 18157+2400 STF2301 AB 128 21.4 53
Show 18157+2400 FOX 222 AC 214 35.3 53
Show 18199+2354 POU3387 85 11.6 53
Show 18141+2235 TDT 755 77 1.8 61
Show 18134+2338 TDT 746 213 2.4 62
Show 18162+2211 TDT 766 213 2.4 64
Show 18171+2421 POU3379 101 7.8 69
Show 18218+2347 POU3394 86 11.9 70
Show 18213+2359 POU3392 132 13.8 71
Show 18227+2323 POU3395 184 7.2 73
Show 18217+2356 COU 418 277 0.1 73
Show 18228+2328 POU3397 349 4.0 75

 
 
WDS 18175+2312 : COMPONENTS
 
 
  A
B pa=87.6°
sep=13.28"
 
 
18175+2312 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 181727.88+231249.3 Mag 11.88 PmRA -29.00
PmDE 34.0 Tycho2 2093-01310-1 HD 341912
Tycho2
Tycho2 2093-01310-1 Pflag RAmdeg 274.36621072 DEmdeg 23.21370929
PmRA -27.2 PmDE 34.5 E RAmdeg 62 E DEmdeg 47
E pmRA 1.7 E pmDE 1.6 EpRAm 1974.66 EpDEm 1981.81
Num 3 Q RAmdeg 1.5 Q DEmdeg 0.6 Q pmRA 1.5
Q pmDE 0.6 BTmag 12.459 E BTmag 0.138 VTmag 11.877
E VTmag 0.121 Prox 999 TYC HIP
CCDM RAdeg 274.36628000 DEdeg 23.21363028 EpRA 1990 1.52
EpDE 1990 1.75 E RAdeg 67.8 E DEdeg 49.5 Posflg
Corr 0.1
 
 
18175+2312 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 181728.84+231249.9 Mag 13.5 PmRA 77.00
PmDE -15.0 Calc delta mag 1.62 Calc coord yes