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Current system
18444+2458
POU 3518 AB


Nearby doubles
5' : 18441+2500
POU3514

7' : 18446+2452
POU3520

15' : 18454+2451
TDT1036

17' : 18433+2506
POU3503

19' : 18431+2500
POU3499

20' : 18438+2516
SLE 506

20' : 18450+2440
POU3526

21' : 18434+2439
POU3504

23' : 18431+2447
TDS 937

27' : 18449+2433
WLY 12

27' : 18457+2439
POU3536

29' : 18448+2431
POU3524

31' : 18440+2528
SLE 507

31' : 18447+2428
POU3522AB

31' : 18432+2433
A 252

32' : 18460+2422
SLE 508

32' : 18452+2529
TDT1032

33' : 18421+2501
TDT1010

35' : 18424+2438
POU3492

37' : 18424+2434
SLE 504

37' : 18419+2446
POU3489

38' : 18420+2516
TDS 934

38' : 18419+2514
TDT1006

38' : 18465+2432
TDS 942

39' : 18447+2420
TDT1026

41' : 18454+2420
POU3531



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

18444+2458 POU 3518 AB

 
 
18h 44m 26.61s +24° 58' 26.4" P.A. 350.00 sep 12.5 mag 12.39,12.80
 
 
Coord 2000 18444+2458 Discov num POU3518 Comp AB Coord arcsec 2000 18 44 26.61 +24 58 26.4
Date first 1905 Date last 2015 Obs 12
Pa first 351 Pa last 350.1 P.A. Now (θ) 350.1°
Sep first 13.6 Sep last 12.483 Sep. Now (ρ) 12.483"
Mag pri 12.39 Mag sec 12.80 delta mag (ΔM) 0.41 Spectral class
Pri motion ra -006 Sec motion ra -010
Pri motion dec +002 Sec motion dec -006
Notes
rPM=0.767
Nature of this double is uncertain.
 
 
18444+2458 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 18 44 27 +24 58 26 POU 3518 AB 2015 12 350 12.5 12.39 12.80 0.41 <===
Show 18 44 27 +24 58 26 POU 3519 AC 2015 11 303 12.8 12.39 14.20 1.81
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Tycho2 2112-01656-1 Gaia DR2 4537397996334943872
 
 
WDS 18444+2458 POU 3518 AB : 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
18444+2458 POU3518 AB 2000 5 350 12.6 12.39 12.80 D 184426.61+245826.4
18444+2458 POU3518 AB 2002 7 350 12.6 12.39 12.80 D 184426.61+245826.4
18444+2458 POU3518 AB 2010 8 350 12.2 12.39 12.80 184426.61+245826.4
18444+2458 POU3518 AB 2015 8 350 12.5 12.39 12.80 184426.61+245826.4

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

 
 
WDS 18444+2458 POU 3518 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18444+2458 POU 3518 AB : MEASURES
 
 
No records found.

 
 
WDS 18444+2458 : VIRTUAL EYEPIECE
 
 

18444+2458 POU3518A mag 12.39 18444+2458 POU3518B sep 12.4 P.A. 351.00 mag 12.8 18444+2458 POU3519C sep 12.0 P.A. 305.50 mag 14.2 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 18444+2458 : ALADIN DSS IMAGE @ 18h 44m 26.61s +24° 58' 26.4"
 
 
 
 
WDS 18444+2458 POU 3518 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18444+2458 POU3518AB distance=0' 18441+2500 POU3514 distance=5' 18446+2452 POU3520 distance=7' 18454+2451 TDT1036 distance=15' 18433+2506 POU3503 distance=17' 18431+2500 POU3499 distance=19' 18438+2516 SLE 506 distance=20' 18450+2440 POU3526 distance=20' 18434+2439 POU3504 distance=21' 18431+2447 TDS 937 distance=23' 18449+2433 WLY 12 distance=27' 18457+2439 POU3536 distance=27' 18448+2431 POU3524 distance=29' 18440+2528 SLE 507 distance=31' 18447+2428 POU3522AB distance=31' 18447+2428 POU3521AC distance=31' 18432+2433 A 252 distance=31' 18460+2422 SLE 508 distance=32' 18452+2529 TDT1032 distance=32' 18421+2501 TDT1010 distance=33' 18424+2438 POU3492 distance=35' 18424+2434 SLE 504 distance=37' 18419+2446 POU3489 distance=37' 18420+2516 TDS 934 distance=38' 18419+2514 TDT1006 distance=38' 18465+2432 TDS 942 distance=38' 18447+2420 TDT1026 distance=39' 18454+2420 POU3531 distance=41' 18413+2506 SLE 502 distance=43' 18414+2445 POU3484 distance=43' 18420+2528 SLE 503 distance=45' 18429+2420 POU3497 distance=45' 18412+2505 SLE 501 distance=45' 18473+2437 POU3550 distance=46' 18411+2447 LDS6330 distance=47' 18429+2418 TDT1015 distance=47' 18410+2450 A 2988 distance=48' 18425+2537 ROE 7 distance=48' 18410+2445 POU3478 distance=49' 18409+2506 POU3474 distance=49' 18409+2447 POU3477 distance=49' 18462+2542 SLE 509 distance=50' 18463+2415 POU3541 distance=50' 18433+2546 SLE 505 distance=51' 18459+2411 POU3538 distance=51' 18421+2419 POU3490 distance=51' 18407+2509 SLE 499 distance=52' 18407+2454 POU3470 distance=52' 18417+2422 POU3487 distance=52' 18448+2405 POU3523 distance=54' 18408+2518 SLE 500 distance=54' 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 18444+2458 POU3518 AB 350 12.5
Show 18444+2458 POU3519 AC 303 12.8
Show 18441+2500 POU3514 273 6.8 5
Show 18446+2452 POU3520 304 9.3 7
Show 18454+2451 TDT1036 204 0.5 15
Show 18433+2506 POU3503 95 6.3 17
Show 18431+2500 POU3499 295 12.4 19
Show 18438+2516 SLE 506 143 13.0 20
Show 18450+2440 POU3526 275 10.3 20
Show 18434+2439 POU3504 212 6.3 21
Show 18431+2447 TDS 937 44 1.7 23
Show 18449+2433 WLY 12 321 17.1 27
Show 18457+2439 POU3536 29 11.5 27
Show 18448+2431 POU3524 346 14.3 29
Show 18440+2528 SLE 507 70 18.3 31
Show 18447+2428 POU3522 AB 267 9.9 31
Show 18447+2428 POU3521 AC 165 13.7 31
Show 18432+2433 A 252 288 1.6 31
Show 18460+2422 SLE 508 194 6.7 32
Show 18452+2529 TDT1032 122 0.5 32
Show 18421+2501 TDT1010 323 1.9 33
Show 18424+2438 POU3492 94 8.4 35
Show 18424+2434 SLE 504 13 20.4 37
Show 18419+2446 POU3489 165 10.2 37
Show 18420+2516 TDS 934 203 1.3 38
Show 18419+2514 TDT1006 13 1.8 38
Show 18465+2432 TDS 942 37 0.9 38
Show 18447+2420 TDT1026 2 0.4 39
Show 18454+2420 POU3531 91 3.6 41
Show 18413+2506 SLE 502 94 6.2 43
Show 18414+2445 POU3484 61 9.9 43
Show 18420+2528 SLE 503 130 9.8 45
Show 18429+2420 POU3497 207 11.1 45
Show 18412+2505 SLE 501 314 19.3 45
Show 18473+2437 POU3550 132 10.7 46
Show 18411+2447 LDS6330 5 4.5 47
Show 18429+2418 TDT1015 214 0.4 47
Show 18410+2450 A 2988 210 0.1 48
Show 18425+2537 ROE 7 198 9.8 48
Show 18410+2445 POU3478 115 9.8 49
Show 18409+2506 POU3474 94 6.2 49
Show 18409+2447 POU3477 147 14.0 49
Show 18462+2542 SLE 509 18 19.9 50
Show 18463+2415 POU3541 289 12.1 50
Show 18433+2546 SLE 505 145 12.7 51
Show 18459+2411 POU3538 125 5.1 51
Show 18421+2419 POU3490 259 3.7 51
Show 18407+2509 SLE 499 347 31.0 52
Show 18407+2454 POU3470 149 11.5 52
Show 18417+2422 POU3487 152 11.0 52
Show 18448+2405 POU3523 255 8.8 54

 
 
WDS 18444+2458 : COMPONENTS
 
 
  A B
B pa=351.0°
sep=12.45"
 
C pa=305.5°
sep=11.96"
pa=235.5°
sep=9.45"
 
 
18444+2458 A
 
 
Coord arcsec 2000 184426.61+245826.4 Mag 12.39 PmRA -6.00 PmDE 2.0
Tycho2 2112-01656-1
Tycho2
Tycho2 2112-01656-1 Pflag RAmdeg 281.11088912 DEmdeg 24.97402121
PmRA -8.0 PmDE 5.2 E RAmdeg 88 E DEmdeg 84
E pmRA 2.1 E pmDE 2.1 EpRAm 1965.91 EpDEm 1967.88
Num 4 Q RAmdeg 1.6 Q DEmdeg 1.2 Q pmRA 1.6
Q pmDE 1.2 BTmag 14.378 E BTmag 0.414 VTmag 12.387
E VTmag 0.165 Prox 999 TYC HIP
CCDM RAdeg 281.11090917 DEdeg 24.97401056 EpRA 1990 1.54
EpDE 1990 1.67 E RAdeg 103.3 E DEdeg 96.7 Posflg
Corr 0.0
 
 
18444+2458 B
 
 
Coord arcsec 2000 184426.47+245838.7 Mag 12.8 PmRA -10.00 PmDE -6.0
Calc delta mag 0.41 Calc coord yes
 
 
18444+2458 C
 
 
Coord arcsec 2000 184425.89+245833.3 Mag 14.2 Calc delta mag 1.81 Calc coord yes