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Doubles in session


Current system
18410+2450
A 2988
HD 172743


Nearby doubles
3' : 18409+2447
POU3477

4' : 18411+2447
LDS6330

5' : 18410+2445
POU3478

7' : 18407+2454
POU3470

8' : 18414+2445
POU3484

12' : 18405+2440
POU3468

13' : 18404+2439
POU3467

13' : 18419+2446
POU3489

14' : 18408+2437
POU3473

15' : 18401+2442
STF2364

16' : 18412+2505
SLE 501

17' : 18398+2443
POU3459

17' : 18413+2506
SLE 502

18' : 18409+2506
POU3474

19' : 18421+2501
TDT1010

20' : 18398+2459
POU3458

20' : 18407+2509
SLE 499

23' : 18424+2438
POU3492

26' : 18424+2434
SLE 504

26' : 18397+2430
POU3457

27' : 18397+2429
POU3456

28' : 18407+2423
POU3471

28' : 18419+2514
TDT1006

29' : 18431+2447
TDS 937

29' : 18408+2518
SLE 500

30' : 18420+2516
TDS 934



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

18410+2450 A 2988 (HD 172743)

 
 
18h 40m 59.63s +24° 49' 30.3" P.A. 210.00 sep 0.1 mag 8.08,9.08 Sp F0V dist. 222.22 pc (724.88 l.y.)
 
 
Coord 2000 18410+2450 Discov num A  2988 Comp Coord arcsec 2000 18 40 59.63 +24 49 30.3
Date first 1916 Date last 2018 Obs 63
Pa first 12 Pa last 210.1 P.A. Now (θ) 207.1°
Sep first 0.2 Sep last 0.14 Sep. Now (ρ) 0.157"
Mag pri 8.08 Mag sec 9.08 delta mag (ΔM) 1 Spectral class F0V (yellow-white)
Pri motion ra -004 Sec motion ra
Pri motion dec +005 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 172743 Constellation Hercules SAO 86316 HIP 91609
Tycho2 2111-00370-1 Gaia DR2 4535929465420195456 HD 172743 ADS 11574
BD BD+24 3493 Distance 222.22 Distance ly 724.88
 
 
ORBITAL ELEMENTS
 
 
Period (P)57.172y± 1.168 Periastron (T)1941.464y± 1.52 Semi-major axis (a)0.102a± 0.019
Eccentricity (e)0.688± 0.101 Inclination (i)154.7°± 19 Longitude of periastron (ω)306.8°± 11.5
Node (Ω)329.6°± 9.7 Notes ReferenceFMR2010f
Equinox2000 Last observation1995 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 327.2 0.039
2001 303.9 0.048
2002 287.9 0.056
2003 276.2 0.065
2004 267.2 0.073
2005 259.9 0.081
2006 253.9 0.088
2007 248.7 0.095
2008 244.2 0.101
2009 240.3 0.107
2010 236.7 0.113
2011 233.5 0.118
2012 230.5 0.123
2013 227.8 0.128
2014 225.2 0.132
2015 222.8 0.136
2016 220.6 0.140
2017 218.4 0.143
2018 216.4 0.146
2019 214.4 0.149
2020 212.5 0.151
2021 210.6 0.154
2022 208.8 0.156
2023 207.1 0.157
2024 205.4 0.159
2025 203.7 0.160
2026 202.0 0.161
2027 200.4 0.162
2028 198.7 0.162
2029 197.1 0.162
2030 195.4 0.162


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds18410%2B2450b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 18410+2450 A 2988 (HD 172743) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
FMR2010f orb - Rica Romero, F.M. 2010RMxAA..46..263R
FMR2010f RevMexA&A 46, 263, 2010
 
 
DISCOVERER
 
 
idgroup discov author
1 A Aitken, R.G.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18410+2450 A 2988 1995 60 300 0.1 8.08 9.08 F0V NOD 184059.63+244930.3
18410+2450 A 2988 2006 61 251 0.1 8.08 9.08 F0V NOD 184059.63+244930.3
18410+2450 A 2988 2018 62 210 0.1 8.08 9.08 F0V O 184059.63+244930.3

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

 
 
WDS 18410+2450 A 2988 (HD 172743) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18410+2450 A 2988 (HD 172743) : MEASURES
 
 
No records found.

 
 
WDS 18410+2450 (HD 172743) : VIRTUAL EYEPIECE
 
 

18410+2450 A 2988A mag 8.08 Sp F0V 18410+2450 A 2988B sep 0.1 P.A. 207.70 mag 9.08 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 18410+2450 (HD 172743) : ALADIN DSS IMAGE @ 18h 40m 59.63s +24° 49' 30.3"
 
 
 
 
WDS 18410+2450 A 2988 (HD 172743) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18410+2450 A 2988 distance=0' 18409+2447 POU3477 distance=3' 18411+2447 LDS6330 distance=4' 18410+2445 POU3478 distance=5' 18407+2454 POU3470 distance=7' 18414+2445 POU3484 distance=8' 18405+2440 POU3468 distance=12' 18404+2439 POU3467 distance=13' 18419+2446 POU3489 distance=13' 18408+2437 POU3473 distance=14' 18401+2442 STF2364 distance=15' 18412+2505 SLE 501 distance=16' 18398+2443 POU3459 distance=17' 18413+2506 SLE 502 distance=17' 18409+2506 POU3474 distance=18' 18421+2501 TDT1010 distance=19' 18398+2459 POU3458 distance=20' 18407+2509 SLE 499 distance=20' 18424+2438 POU3492 distance=23' 18424+2434 SLE 504 distance=26' 18397+2430 POU3457 distance=26' 18397+2429 POU3456 distance=27' 18407+2423 POU3471 distance=28' 18419+2514 TDT1006 distance=28' 18431+2447 TDS 937 distance=29' 18408+2518 SLE 500 distance=29' 18420+2516 TDS 934 distance=30' 18417+2422 POU3487 distance=30' 18431+2500 POU3499 distance=31' 18387+2439 HJ 1332 distance=34' 18408+2417 POU3472 distance=34' 18434+2439 POU3504 distance=34' 18421+2419 POU3490 distance=35' 18432+2433 A 252 distance=36' 18433+2506 POU3503 distance=37' 18429+2420 POU3497 distance=40' 18420+2528 SLE 503 distance=41' 18429+2418 TDT1015 distance=41' 18380+2450 POU3449 distance=41' 18395+2415 POU3455 distance=42' 18387+2422 POU3452 distance=42' 18386+2422 POU3450 distance=42' 18411+2407 POU3480 distance=43' 18378+2450 POU3446 distance=44' 18441+2500 POU3514 distance=44' 18379+2435 POU3448 distance=44' 18377+2443 POU3445 distance=45' 18438+2516 SLE 506 distance=47' 18417+2405 POU3488 distance=47' 18444+2458 POU3518AB distance=48' 18444+2458 POU3519AC distance=48' 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 18410+2450 A 2988 210 0.1
Show 18409+2447 POU3477 147 14.0 3
Show 18411+2447 LDS6330 5 4.5 4
Show 18410+2445 POU3478 115 9.8 5
Show 18407+2454 POU3470 149 11.5 7
Show 18414+2445 POU3484 61 9.9 8
Show 18405+2440 POU3468 64 11.1 12
Show 18404+2439 POU3467 132 9.6 13
Show 18419+2446 POU3489 165 10.2 13
Show 18408+2437 POU3473 132 7.7 14
Show 18401+2442 STF2364 174 10.6 15
Show 18412+2505 SLE 501 314 19.3 16
Show 18398+2443 POU3459 72 9.7 17
Show 18413+2506 SLE 502 94 6.2 17
Show 18409+2506 POU3474 94 6.2 18
Show 18421+2501 TDT1010 323 1.9 19
Show 18398+2459 POU3458 21 7.2 20
Show 18407+2509 SLE 499 347 31.0 20
Show 18424+2438 POU3492 94 8.4 23
Show 18424+2434 SLE 504 13 20.4 26
Show 18397+2430 POU3457 322 6.4 26
Show 18397+2429 POU3456 190 21.3 27
Show 18407+2423 POU3471 164 10.0 28
Show 18419+2514 TDT1006 13 1.8 28
Show 18431+2447 TDS 937 44 1.7 29
Show 18408+2518 SLE 500 179 18.1 29
Show 18420+2516 TDS 934 203 1.3 30
Show 18417+2422 POU3487 152 11.0 30
Show 18431+2500 POU3499 295 12.4 31
Show 18387+2439 HJ 1332 232 27.8 34
Show 18408+2417 POU3472 38 6.3 34
Show 18434+2439 POU3504 212 6.3 34
Show 18421+2419 POU3490 259 3.7 35
Show 18432+2433 A 252 288 1.6 36
Show 18433+2506 POU3503 95 6.3 37
Show 18429+2420 POU3497 207 11.1 40
Show 18420+2528 SLE 503 130 9.8 41
Show 18429+2418 TDT1015 214 0.4 41
Show 18380+2450 POU3449 226 5.0 41
Show 18395+2415 POU3455 85 13.3 42
Show 18387+2422 POU3452 139 16.1 42
Show 18386+2422 POU3450 161 7.6 42
Show 18411+2407 POU3480 100 7.2 43
Show 18378+2450 POU3446 126 13.5 44
Show 18441+2500 POU3514 273 6.8 44
Show 18379+2435 POU3448 31 19.0 44
Show 18377+2443 POU3445 254 11.2 45
Show 18438+2516 SLE 506 143 13.0 47
Show 18417+2405 POU3488 142 13.0 47
Show 18444+2458 POU3518 AB 350 12.5 48
Show 18444+2458 POU3519 AC 303 12.8 48

 
 
WDS 18410+2450 : COMPONENTS
 
 
  A
B pa=207.7°
sep=0.14"
 
 
18410+2450 A
 
 
Componente originario normalizzato AB Name HD 172743 Coord arcsec 2000 184059.63+244930.3 Mag 8.08
Spectral class F0V (yellow-white) PmRA -4.00 PmDE 5.0 SAO 86316
HIP 91609 Tycho2 2111-00370-1 HD 172743 BD BD+24 3493
Tycho2
Tycho2 2111-00370-1 Pflag RAmdeg 280.24846965 DEmdeg 24.82510870
PmRA 1.9 PmDE 8.5 E RAmdeg 4 E DEmdeg 4
E pmRA 1.4 E pmDE 1.2 EpRAm 1991.31 EpDEm 1991.46
Num 9 Q RAmdeg 1.5 Q DEmdeg 0.8 Q pmRA 1.4
Q pmDE 0.8 BTmag 8.038 E BTmag 0.015 VTmag 7.669
E VTmag 0.010 Prox 999 TYC T HIP 91609
CCDM AB RAdeg 280.24846472 DEdeg 24.82508917 EpRA 1990 1.49
EpDE 1990 1.68 E RAdeg 4.4 E DEdeg 3.9 Posflg P
Corr -0.1
SAO
SAO 86316 DelFlag RA1950 PmRA1950 -0.0003
DE1950 PmDE1950 0.009 Vmag 7.8 SpType A5
Double code Source 35 CatNum 6602 DM BD+24 3493
DMcomp BDsup HD 172743 M HD 0
GC RA1950rad 4.88228424 DE1950rad 0.43243521 PmRA2000 -0.0002
PmDE2000 0.008
Hipparcos
Catalog H HIP 91609 Proxy H RAhms 18 40 59.63
DEdms +24 49 30.3 Vmag 7.63 VarFlag R Vmag H
RAdeg 280.248 DEdeg 24.8251 AstroRef * Plx 4.41
CCDM 18410+2450 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source S Qual B M HIP AB
Theta 300 Rho 0.117 HD 172743 BD BD+24 3493
CD CP Dm number +24 3493 VIred 0.4
SpType F0V R SpType Coord arcsec 2000 184059.63+244930.3
Hipparcos 2
HIP 91609 Sn 55 So 3 Nc 2
RArad 4.8912584314 DErad 0.4332795156 Plx 4.5 PmRA 4.57
PmDE 11.07 E RArad 0.41 E DErad 0.61 E Plx 0.8
E pmRA 0.51 E pmDE 0.77 Hpmag 7.7161 E Hpmag 0.0011
SHp 0.015 VA 0 BV 0.341 E BV 0.004
VI 0.4
CCDM
Ccdm 18410+2450 RComp Comp A Note1
Note2 Discov num DRAs -0.37 DDEs -29.6
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.6 Sp A5 PmNote *
PmRA 7 PmDE 9 Dm number +24 3493 Cat1 BD
Name2 +24 1917 Cat2 AGK2/3 HD 172743 M HD
ADS BDS A11574 M ADS BDS N IDS IDS 18369N2444A
HIC 91609
 
 
18410+2450 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184059.63+244930.2 Mag 9.08 Calc delta mag 1
Calc coord yes
CCDM
Ccdm 18410+2450 RComp Comp B Note1 *
Note2 Discov num A 2988 DRAs DDEs
R dRAs Year 1916 Theta Rho
Obs 28 Vmag 8.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11574 M ADS BDS N IDS IDS 18369N2444B
HIC 91609