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Current system
18446+2452
POU 3520


Nearby doubles
7' : 18444+2458
POU3518AB

11' : 18454+2451
TDT1036

11' : 18441+2500
POU3514

14' : 18450+2440
POU3526

19' : 18434+2439
POU3504

20' : 18449+2433
WLY 12

21' : 18457+2439
POU3536

22' : 18448+2431
POU3524

22' : 18431+2447
TDS 937

23' : 18433+2506
POU3503

23' : 18431+2500
POU3499

24' : 18447+2428
POU3522AB

27' : 18438+2516
SLE 506

27' : 18432+2433
A 252

32' : 18447+2420
TDT1026

32' : 18465+2432
TDS 942

34' : 18424+2438
POU3492

34' : 18454+2420
POU3531

35' : 18424+2434
SLE 504

36' : 18460+2422
SLE 508

36' : 18421+2501
TDT1010

37' : 18440+2528
SLE 507

38' : 18419+2446
POU3489

38' : 18452+2529
TDT1032

41' : 18429+2420
POU3497

41' : 18473+2437
POU3550



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

18446+2452 POU 3520

 
 
18h 44m 36.75s +24° 51' 56.9" P.A. 304.00 sep 9.3 mag 11.94,13.60
 
 
Coord 2000 18446+2452 Discov num POU3520 Comp Coord arcsec 2000 18 44 36.75 +24 51 56.9
Date first 1905 Date last 2015 Obs 12
Pa first 310 Pa last 304.3 P.A. Now (θ) 304.3°
Sep first 9.5 Sep last 9.294 Sep. Now (ρ) 9.294"
Mag pri 11.94 Mag sec 13.60 delta mag (ΔM) 1.66 Spectral class
Pri motion ra -006 Sec motion ra -015
Pri motion dec -002 Sec motion dec -013
Notes
rPM=0.716
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Tycho2 2112-00407-1 Gaia DR2 4537394942619764736
 
 
WDS 18446+2452 POU 3520 : 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
18446+2452 POU3520 2000 4 305 9.4 11.94 13.60 D 184436.75+245156.9
18446+2452 POU3520 2002 6 305 9.4 11.94 13.60 D 184436.75+245156.9
18446+2452 POU3520 2010 7 304 8.9 11.94 13.60 184436.75+245156.9
18446+2452 POU3520 2015 8 304 9.3 11.94 13.60 184436.75+245156.9

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

 
 
WDS 18446+2452 POU 3520 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18446+2452 POU 3520 : MEASURES
 
 
No records found.

 
 
WDS 18446+2452 : VIRTUAL EYEPIECE
 
 

18446+2452 POU3520A mag 11.94 18446+2452 POU3520B sep 8.7 P.A. 306.90 mag 13.6 virtual eyepiece
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Radius:
Components only
 
 
WDS 18446+2452 : ALADIN DSS IMAGE @ 18h 44m 36.75s +24° 51' 56.9"
 
 
 
 
WDS 18446+2452 POU 3520 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18446+2452 POU3520 distance=0' 18444+2458 POU3518AB distance=7' 18444+2458 POU3519AC distance=7' 18454+2451 TDT1036 distance=11' 18441+2500 POU3514 distance=11' 18450+2440 POU3526 distance=14' 18434+2439 POU3504 distance=19' 18449+2433 WLY 12 distance=20' 18457+2439 POU3536 distance=21' 18448+2431 POU3524 distance=22' 18431+2447 TDS 937 distance=22' 18433+2506 POU3503 distance=23' 18431+2500 POU3499 distance=23' 18447+2428 POU3522AB distance=24' 18447+2428 POU3521AC distance=24' 18438+2516 SLE 506 distance=27' 18432+2433 A 252 distance=27' 18447+2420 TDT1026 distance=32' 18465+2432 TDS 942 distance=32' 18424+2438 POU3492 distance=34' 18454+2420 POU3531 distance=34' 18424+2434 SLE 504 distance=35' 18460+2422 SLE 508 distance=36' 18421+2501 TDT1010 distance=36' 18440+2528 SLE 507 distance=37' 18419+2446 POU3489 distance=38' 18452+2529 TDT1032 distance=38' 18429+2420 POU3497 distance=41' 18473+2437 POU3550 distance=41' 18429+2418 TDT1015 distance=42' 18419+2514 TDT1006 distance=43' 18420+2516 TDS 934 distance=43' 18463+2415 POU3541 distance=44' 18414+2445 POU3484 distance=44' 18459+2411 POU3538 distance=44' 18448+2405 POU3523 distance=47' 18413+2506 SLE 502 distance=47' 18411+2447 LDS6330 distance=48' 18421+2419 POU3490 distance=48' 18412+2505 SLE 501 distance=49' 18410+2445 POU3478 distance=50' 18410+2450 A 2988 distance=50' 18417+2422 POU3487 distance=50' 18409+2447 POU3477 distance=51' 18420+2528 SLE 503 distance=51' 18468+2410 POU3547 distance=52' 18409+2506 POU3474 distance=52' 18407+2454 POU3470 distance=54' 18469+2407 POU3548 distance=55' 18408+2437 POU3473 distance=55' 18425+2537 ROE 7 distance=55' 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 18446+2452 POU3520 304 9.3
Show 18444+2458 POU3518 AB 350 12.5 7
Show 18444+2458 POU3519 AC 303 12.8 7
Show 18454+2451 TDT1036 204 0.5 11
Show 18441+2500 POU3514 273 6.8 11
Show 18450+2440 POU3526 275 10.3 14
Show 18434+2439 POU3504 212 6.3 19
Show 18449+2433 WLY 12 321 17.1 20
Show 18457+2439 POU3536 29 11.5 21
Show 18448+2431 POU3524 346 14.3 22
Show 18431+2447 TDS 937 44 1.7 22
Show 18433+2506 POU3503 95 6.3 23
Show 18431+2500 POU3499 295 12.4 23
Show 18447+2428 POU3522 AB 267 9.9 24
Show 18447+2428 POU3521 AC 165 13.7 24
Show 18438+2516 SLE 506 143 13.0 27
Show 18432+2433 A 252 288 1.6 27
Show 18447+2420 TDT1026 2 0.4 32
Show 18465+2432 TDS 942 37 0.9 32
Show 18424+2438 POU3492 94 8.4 34
Show 18454+2420 POU3531 91 3.6 34
Show 18424+2434 SLE 504 13 20.4 35
Show 18460+2422 SLE 508 194 6.7 36
Show 18421+2501 TDT1010 323 1.9 36
Show 18440+2528 SLE 507 70 18.3 37
Show 18419+2446 POU3489 165 10.2 38
Show 18452+2529 TDT1032 122 0.5 38
Show 18429+2420 POU3497 207 11.1 41
Show 18473+2437 POU3550 132 10.7 41
Show 18429+2418 TDT1015 214 0.4 42
Show 18419+2514 TDT1006 13 1.8 43
Show 18420+2516 TDS 934 203 1.3 43
Show 18463+2415 POU3541 289 12.1 44
Show 18414+2445 POU3484 61 9.9 44
Show 18459+2411 POU3538 125 5.1 44
Show 18448+2405 POU3523 255 8.8 47
Show 18413+2506 SLE 502 94 6.2 47
Show 18411+2447 LDS6330 5 4.5 48
Show 18421+2419 POU3490 259 3.7 48
Show 18412+2505 SLE 501 314 19.3 49
Show 18410+2445 POU3478 115 9.8 50
Show 18410+2450 A 2988 210 0.1 50
Show 18417+2422 POU3487 152 11.0 50
Show 18409+2447 POU3477 147 14.0 51
Show 18420+2528 SLE 503 130 9.8 51
Show 18468+2410 POU3547 201 11.3 52
Show 18409+2506 POU3474 94 6.2 52
Show 18407+2454 POU3470 149 11.5 54
Show 18469+2407 POU3548 209 7.7 55
Show 18408+2437 POU3473 132 7.7 55
Show 18425+2537 ROE 7 198 9.8 55

 
 
WDS 18446+2452 : COMPONENTS
 
 
  A
B pa=306.9°
sep=8.72"
 
 
18446+2452 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 184436.75+245156.9 Mag 11.94 PmRA -6.00
PmDE -2.0 Tycho2 2112-00407-1
Tycho2
Tycho2 2112-00407-1 Pflag RAmdeg 281.15313102 DEmdeg 24.86582286
PmRA -6.8 PmDE -1.9 E RAmdeg 78 E DEmdeg 71
E pmRA 2.0 E pmDE 2.0 EpRAm 1971.29 EpDEm 1974.39
Num 4 Q RAmdeg 1.4 Q DEmdeg 1.6 Q pmRA 1.5
Q pmDE 1.5 BTmag 13.873 E BTmag 0.343 VTmag 11.935
E VTmag 0.132 Prox 715 TYC HIP
CCDM RAdeg 281.15314694 DEdeg 24.86582861 EpRA 1990 1.51
EpDE 1990 1.67 E RAdeg 87.7 E DEdeg 78.8 Posflg
Corr 0.0
 
 
18446+2452 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184436.24+245202.1 Mag 13.6 PmRA -15.00
PmDE -13.0 Calc delta mag 1.66 Calc coord yes