stampa
Login

Keep tracks of you favourite doubles.
Register here


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
18403+3425
HDS 2645 AB
HD 172715


Nearby doubles
12' : 18394+3430
SEI 568

29' : 18425+3432
POP 45

29' : 18380+3417
LDS4793

29' : 18380+3416
CRB 128

31' : 18421+3445
STF2372AB

39' : 18430+3445
SEI 572AB

41' : 18390+3501
POP 17

43' : 18416+3503
GRV 237

45' : 18385+3503
COU1308

45' : 18420+3505
SEI 570

45' : 18438+3433
SEI 573

45' : 18426+3459
UC 3650

49' : 18379+3505
POP 16AB

49' : 18370+3452
STF2352AB

51' : 18379+3506
TRA 1

51' : 18377+3346
TDT 963

55' : 18393+3517
HJ 1335

59' : 18445+3400
STTA172

60' : 18360+3452
TDT 953

60' : 18366+3505
COU1307

63' : 18352+3427
CHR 75

63' : 18357+3452
GII 48

64' : 18414+3323
TDT 997

67' : 18427+3326
UC 3651

70' : 18458+3431
STF2390

73' : 18366+3328
STF2349AB



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.

18403+3425 HDS 2645 AB (HD 172715)

 
 
18h 40m 16.21s +34° 25' 01.6" P.A. 19.00 sep 1.9 mag 7.69,11.72 Sp K0 dist. 344.83 pc (1124.84 l.y.)
 
 
Coord 2000 18403+3425 Discov num HDS2645 Comp AB Coord arcsec 2000 18 40 16.21 +34 25 01.6
Date first 1991 Date last 2016 Obs 11
Pa first 20 Pa last 18.8 P.A. Now (θ) 18.8°
Sep first 1.8 Sep last 1.888 Sep. Now (ρ) 1.888"
Mag pri 7.69 Mag sec 11.72 delta mag (ΔM) 4.03 Spectral class K0 (yellow-orange)
Pri motion ra +003 Sec motion ra +002
Pri motion dec -003 Sec motion dec -002
Notes
rPM=0.333
Nature of this double is uncertain.
 
 
18403+3425 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 67232 18 40 16 +34 25 02 GII 270 Aa,Ab 2014 1 109 0.2 8.40 8.40 0.00
Show HD 172715 67232 18 40 16 +34 25 02 HDS 2645 AB 2016 11 19 1.9 7.69 11.72 4.03 <===
Triple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 172715 Constellation Lyra SAO 67232 HIP 91554
Tycho2 2645-01906-1 HD 172715 BD BD+34 3274 Distance 344.83
Distance ly 1124.84
 
 
WDS 18403+3425 HDS 2645 AB (HD 172715) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Gii1991 Ma j Gili, R. 1991AN....312...41G
Gii1991 AN 312, 41, 1991
Gii1994 M+ j Gili, R. (Couteau & Gili) 1994A&AS..106..377G
Gii1994 +C A&AS 106, 377, 1994
Gii1997 M+ j Gili, R. & Couteau, P. 1997A&AS..126....1G
Gii1997 +C A&AS 126, 1, 1997
Gii2001 C j Gili, R. & Bonneau, D. 2001A&A...378..954G
Gii2001 A&A 378, 954, 2001
Gii2008 C j Gili, R. 2008IAUDS.165....1G
Gii2008 Inf. Circ. 165, 1, 2008
Gii2009 S j Gili, R. 2009IAUDS.168....1G
Gii2009 +orb Inf. Circ. 168, 1, 2009
Gii2009b C j Gili, R. & Agati, J.-L. 2009O&T....73....9G
Gii2009b +S Obs. et Travaux 73, 9, 2009
Gii2009c C j Gili, R. & Agati, J.-L. 2009O&T....74...14G
Gii2009c +S Obs. et Travaux 74, 14, 2009
Gii2012 S j Gili, R. & Prieur, J.-L. 2012AN....333..727G
Gii2012 +Cl AN 333, 727, 2012
Gii2016 S j Gili, R. 2016IAUDS.190....4G
Gii2016 +Cl Inf. Circ. 190, 4, 2016
Gii2016b Cl Gili, R.
Gii2016b private comm. (email 27 Aug 2016)
Gii2020 S Gili, R., Prieur, J.-L., Rivet, J.-P., Scardia, M., Pansecchi, L., Argyle, R.W., 2020AN....341..441G
Gii2020 +Cl Ling, J.F., Piccotti, L., Aristidi, E., Koechlin, L., Bonneau, D. & Maccarini, L.
Gii2020 AN 341, 441, 2020
Gii2021 S Gili, R., Prieur, J.-L., Rivet, J.-P., Vakili, F., Scardia, M., Pansecchi, L., 2021AN....342..865G
Gii2021 Argyle, R.W., Ling, J.F., Piccotti, L., Aristidi, E., Koechlin, L., Bonneau, D.,
Gii2021 Maccarini, L. & Serot, J.
Gii2021 AN 342, 865, 2021
Gii2022 S Gili, R., Prieur, J.-L., Rivet, J.-P., Vakili, F., Scardia, M., Pansecchi, L., 2022AN....34324008G
Gii2022 Argyle, R.W., Ling, J.F., Piccotti, L., Aristidi, E., Koechlin, L., Bonneau, D.,
Gii2022 Maccarini, L. & Serot, J.
Gii2022 AN 343, 24008, 2022
Gii2022 errata for Gii2022 (source of code "P" measures in wds) 2023AN....34437001G
Gii2022 AN 344, 37001, 2023
HDS Hipparcos Double Star (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18403+3425 HDS2645 AB 2016 11 19 1.9 7.69 11.72 K0 184016.21+342501.6

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

 
 
WDS 18403+3425 HDS 2645 AB (HD 172715) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18403+3425 HDS 2645 AB (HD 172715) : MEASURES
 
 
No records found.

 
 
WDS 18403+3425 (HD 172715) : VIRTUAL EYEPIECE
 
 

18403+3425 HDS2645A mag 7.69 Sp K0 18403+3425 GII 270Ab sep 0.2 P.A. 112.40 mag 8.4 18403+3425 HDS2645B sep 1.9 P.A. 15.70 mag 11.72 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 18403+3425 (HD 172715) : ALADIN DSS IMAGE @ 18h 40m 16.21s +34° 25' 01.6"
 
 
 
 
WDS 18403+3425 HDS 2645 AB (HD 172715) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18403+3425 HDS2645AB distance=0' 18394+3430 SEI 568 distance=12' 18425+3432 POP 45 distance=29' 18380+3417 LDS4793 distance=29' 18380+3416 CRB 128 distance=29' 18421+3445 B 2546Aa,Ab distance=31' 18421+3445 STF2372AB distance=31' 18421+3445 BLL 34AC distance=31' 18421+3445 BLL 34BC distance=31' 18430+3445 SEI 572AB distance=39' 18430+3445 BKO 52AC distance=39' 18430+3445 BKO 52BD distance=40' 18390+3501 POP 17 distance=41' 18416+3503 GRV 237 distance=43' 18385+3503 COU1308 distance=45' 18420+3505 SEI 570 distance=45' 18438+3433 SEI 573 distance=45' 18426+3459 UC 3650 distance=45' 18379+3505 POP 16AB distance=49' 18379+3505 POP 16AC distance=49' 18379+3505 DAM 688AD distance=49' 18370+3452 STF2352AB distance=49' 18370+3452 STF2352AC distance=49' 18370+3452 WAL 93AD distance=49' 18379+3506 TRA 1 distance=51' 18377+3346 TDT 963 distance=51' 18393+3517 HJ 1335 distance=55' 18445+3400 STTA172 distance=59' 18360+3452 TDT 953 distance=60' 18366+3505 COU1307 distance=60' 18352+3427 CHR 75 distance=63' 18357+3452 GII 48 distance=63' 18414+3323 TDT 997 distance=64' 18427+3326 UC 3651 distance=67' 18458+3431 STF2390 distance=70' 18366+3328 STF2349AB distance=73' 18366+3328 WAL 92AC distance=73' 18418+3314 KU 119 distance=74' 18349+3347 TDT 944 distance=77' 18416+3541 KPP4116 distance=78' 18434+3533 STF2378BC distance=78' 18434+3533 STF2378AB distance=78' 18434+3533 SLE 688AD distance=78' 18434+3533 STF2378AC distance=78' 18434+3533 FYM 48AE distance=78' 18434+3533 FYM 48AF distance=78' 18465+3414 COU1153 distance=79' 18344+3503 POP 15 distance=83' 18464+3500 SLE 367 distance=84' 18332+3420 TDT 935 distance=88' 18475+3415 KPP4122 distance=91' 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 18403+3425 HDS2645 AB 19 1.9
Show 18403+3425 GII 270 Aa,Ab 109 0.2
Show 18394+3430 SEI 568 192 10.5 12
Show 18425+3432 POP 45 275 6.8 29
Show 18380+3417 LDS4793 182 54.2 29
Show 18380+3416 CRB 128 148 11.7 29
Show 18421+3445 B 2546 Aa,Ab 24 0.1 31
Show 18421+3445 STF2372 AB 82 25.0 31
Show 18421+3445 BLL 34 AC 69 114.0 31
Show 18421+3445 BLL 34 BC 65 91.1 31
Show 18430+3445 SEI 572 AB 53 22.3 39
Show 18430+3445 BKO 52 AC 147 18.7 39
Show 18430+3445 BKO 52 BD 82 7.5 40
Show 18390+3501 POP 17 16 8.7 41
Show 18416+3503 GRV 237 176 57.8 43
Show 18385+3503 COU1308 29 0.4 45
Show 18420+3505 SEI 570 131 9.4 45
Show 18438+3433 SEI 573 298 20.9 45
Show 18426+3459 UC 3650 159 22.3 45
Show 18379+3505 POP 16 AB 310 9.2 49
Show 18379+3505 POP 16 AC 279 53.0 49
Show 18379+3505 DAM 688 AD 108 5.4 49
Show 18370+3452 STF2352 AB 287 15.9 49
Show 18370+3452 STF2352 AC 161 210.3 49
Show 18370+3452 WAL 93 AD 204 37.9 49
Show 18379+3506 TRA 1 164 9.4 51
Show 18377+3346 TDT 963 148 1.2 51
Show 18393+3517 HJ 1335 7 16.7 55
Show 18445+3400 STTA172 5 64.9 59
Show 18360+3452 TDT 953 136 0.4 60
Show 18366+3505 COU1307 327 1.2 60
Show 18352+3427 CHR 75 267 0.2 63
Show 18357+3452 GII 48 313 0.3 63
Show 18414+3323 TDT 997 139 0.6 64
Show 18427+3326 UC 3651 218 10.7 67
Show 18458+3431 STF2390 155 4.3 70
Show 18366+3328 STF2349 AB 204 7.2 73
Show 18366+3328 WAL 92 AC 314 32.9 73
Show 18418+3314 KU 119 86 20.6 74
Show 18349+3347 TDT 944 153 0.7 77
Show 18416+3541 KPP4116 252 1.7 78
Show 18434+3533 STF2378 BC 246 203.5 78
Show 18434+3533 STF2378 AB 190 11.5 78
Show 18434+3533 SLE 688 AD 16 109.8 78
Show 18434+3533 STF2378 AC 243 210.2 78
Show 18434+3533 FYM 48 AE 270 110.9 78
Show 18434+3533 FYM 48 AF 134 66.7 78
Show 18465+3414 COU1153 116 0.4 79
Show 18344+3503 POP 15 313 8.8 83
Show 18464+3500 SLE 367 290 18.5 84
Show 18332+3420 TDT 935 175 0.9 88

 
 
WDS 18403+3425 : COMPONENTS
 
 
  A Ab
Ab pa=112.4°
sep=0.19"
 
B pa=15.7°
sep=1.86"
pa=9.8°
sep=1.89"
 
 
18403+3425 A
 
 
Name HD 172715 Coord arcsec 2000 184016.21+342501.6 Mag 7.69 Spectral class K0 (yellow-orange)
PmRA 3.00 PmDE -3.0 SAO 67232 HIP 91554
Tycho2 2645-01906-1 HD 172715 BD BD+34 3274
Tycho2
Tycho2 2645-01906-1 Pflag RAmdeg 280.06755045 DEmdeg 34.41710312
PmRA 2.5 PmDE -3.1 E RAmdeg 6 E DEmdeg 5
E pmRA 1.8 E pmDE 1.8 EpRAm 1991.45 EpDEm 1991.55
Num 4 Q RAmdeg 0.8 Q DEmdeg 1.2 Q pmRA 0.9
Q pmDE 1.1 BTmag 9.379 E BTmag 0.019 VTmag 7.692
E VTmag 0.011 Prox 18 TYC T HIP 91554
CCDM A RAdeg 280.06754333 DEdeg 34.41711028 EpRA 1990 1.58
EpDE 1990 1.64 E RAdeg 5.6 E DEdeg 5.3 Posflg
Corr -0.1
SAO
SAO 67232 DelFlag RA1950 PmRA1950 -0.0011
DE1950 PmDE1950 -0.009 Vmag 7.7 SpType K0
Double code Source 6 CatNum 1720 DM BD+34 3274
DMcomp BDsup HD 172715 M HD 0
GC RA1950rad 4.88019058 DE1950rad 0.59985854 PmRA2000 -0.0008
PmDE2000 -0.009
Hipparcos
Catalog H HIP 91554 Proxy H RAhms 18 40 16.21
DEdms +34 25 01.6 Vmag 7.53 VarFlag R Vmag H
RAdeg 280.068 DEdeg 34.4171 AstroRef A Plx 3.86
CCDM 18403+3425 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual C M HIP AB
Theta 20 Rho 1.849 HD 172715 BD BD+34 3274
CD CP Dm number +34 3274 VIred 1.3
SpType K0 R SpType Coord arcsec 2000 184016.21+342501.6
Hipparcos 2
HIP 91554 Sn 15 So 3 Nc 2
RArad 4.8881006491 DErad 0.6006919111 Plx 2.9 PmRA 3.24
PmDE -1.08 E RArad 0.45 E DErad 0.53 E Plx 0.61
E pmRA 0.52 E pmDE 0.64 Hpmag 7.6866 E Hpmag 0.0013
SHp 0.012 VA 0 BV 1.071 E BV 0.197
VI 1.3
CCDM
Ccdm 18403+3425 RComp Comp A Note1
Note2 Discov num DRAs -1.79 DDEs 1.6
R dRAs 82 Year Theta Rho
Obs 2 Vmag 7.7 Sp K0 PmNote *
PmRA 2 PmDE -2 Dm number +34 3274 Cat1 BD
Name2 +34 1720 Cat2 AGK2/3 HD 172715 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 91554
 
 
18403+3425 Ab
 
 
Coord arcsec 2000 184016.22+342501.5 Mag 8.4 Calc coord yes
 
 
18403+3425 B
 
 
Coord arcsec 2000 184016.25+342503.4 Mag 11.72 PmRA 2.00 PmDE -2.0
Calc delta mag 3.32 Calc coord yes
CCDM
Ccdm 18403+3425 RComp Comp B Note1
Note2 Discov num HDS DRAs -1.74 DDEs 3.3
R dRAs 82 Year 1991 Theta 20 Rho 1.9
Obs 1 Vmag 11.7 Sp PmNote *
PmRA 2 PmDE -2 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 91554