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Doubles in session


Current system
18370+3452
STF 2352 AB
HD 172131


Nearby doubles
12' : 18360+3452
TDT 953

14' : 18366+3505
COU1307

16' : 18357+3452
GII 48

17' : 18379+3505
POP 16AB

18' : 18379+3506
TRA 1

22' : 18385+3503
COU1308

27' : 18390+3501
POP 17

33' : 18352+3427
CHR 75

34' : 18344+3503
POP 15

38' : 18380+3417
LDS4793

38' : 18380+3416
CRB 128

38' : 18394+3430
SEI 568

40' : 18393+3517
HJ 1335

46' : 18335+3510
HO 86

49' : 18403+3425
HDS2645AB

56' : 18332+3420
TDT 935

57' : 18345+3540
WSP 3AB

60' : 18416+3503
GRV 237

63' : 18420+3505
SEI 570

63' : 18347+3548
HDS2635

65' : 18421+3445
STF2372AB

67' : 18377+3346
TDT 963

69' : 18316+3513
UC 3601

70' : 18349+3347
TDT 944

71' : 18426+3459
UC 3650

71' : 18313+3447
POP 152



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.

18370+3452 STF 2352 AB (HD 172131)

 
 
18h 36m 57.43s +34° 51' 59.0" P.A. 287.00 sep 15.9 mag 8.06,10.63 Sp K0
 
 
Coord 2000 18370+3452 Discov num STF2352 Comp AB Coord arcsec 2000 18 36 57.43 +34 51 59.0
Date first 1830 Date last 2016 Obs 20
Pa first 284 Pa last 286.6 P.A. Now (θ) 286.6°
Sep first 15.2 Sep last 15.915 Sep. Now (ρ) 15.915"
Mag pri 8.06 Mag sec 10.63 delta mag (ΔM) 2.57 Spectral class K0 (yellow-orange)
Pri motion ra -003 Sec motion ra -001
Pri motion dec -006 Sec motion dec +005
Notes N (See Notes)
rPM=1.667
This double is not physical.
 
 
18370+3452 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 172131 67172 18 36 57 +34 51 59 STF 2352 AB 2016 20 287 15.9 8.06 10.63 2.57 <===
Show 67172 18 36 57 +34 51 59 STF 2352 AC 2015 14 161 210.3 8.06 10.45 2.39
Show 67172 18 36 57 +34 51 59 WAL 93 AD 2015 8 204 37.9 8.06 12.81 4.75
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 172131 Constellation Lyra SAO 67172 Tycho2 2645-01507-1
Gaia DR2 2094826185020137984 HD 172131
 
 
WDS 18370+3452 STF 2352 AB (HD 172131) : NOTES
 
 
discov_num notes refcode
STF2352 AB: SEI 566. Nsn2017b
 
 
REFERENCES
 
 
refcode metd author reference
Nsn2017b not - Nanson, J. ...................
Nsn2017b private communication, 2017
 
 
DISCOVERER
 
 
idgroup discov author
1 STF Struve, F.G.W.
34 WAL Wallenquist, A.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18370+3452 STF2352 AB 2006 13 287 15.6 8.06 11.10 K0 D 183657.43+345159.0
18370+3452 STF2352 AB 2016 15 287 15.9 8.06 10.63 K0 183657.43+345159.0

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

 
 
WDS 18370+3452 STF 2352 AB (HD 172131) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18370+3452 STF 2352 AB (HD 172131) : MEASURES
 
 
No records found.

 
 
WDS 18370+3452 (HD 172131) : VIRTUAL EYEPIECE
 
 

18370+3452 STF2352A mag 8.06 Sp K0 18370+3452 STF2352B sep 13.3 P.A. 290.00 mag 10.63 18370+3452 STF2352C sep 206.5 P.A. 164.00 mag 10.45 18370+3452 WAL 93D sep 36.9 P.A. 200.30 mag 12.81 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 18370+3452 (HD 172131) : ALADIN DSS IMAGE @ 18h 36m 57.43s +34° 51' 59.0"
 
 
 
 
WDS 18370+3452 STF 2352 AB (HD 172131) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18370+3452 STF2352AB distance=0' 18360+3452 TDT 953 distance=12' 18366+3505 COU1307 distance=14' 18357+3452 GII 48 distance=16' 18379+3505 POP 16AB distance=17' 18379+3505 POP 16AC distance=17' 18379+3505 DAM 688AD distance=17' 18379+3506 TRA 1 distance=18' 18385+3503 COU1308 distance=22' 18390+3501 POP 17 distance=27' 18352+3427 CHR 75 distance=33' 18344+3503 POP 15 distance=34' 18380+3417 LDS4793 distance=38' 18380+3416 CRB 128 distance=38' 18394+3430 SEI 568 distance=38' 18393+3517 HJ 1335 distance=40' 18335+3510 HO 86 distance=46' 18403+3425 HDS2645AB distance=49' 18403+3425 GII 270Aa,Ab distance=49' 18332+3420 TDT 935 distance=56' 18345+3540 WSP 3AB distance=57' 18345+3540 WSP 3AC distance=57' 18416+3503 GRV 237 distance=60' 18420+3505 SEI 570 distance=63' 18347+3548 HDS2635 distance=63' 18421+3445 B 2546Aa,Ab distance=65' 18421+3445 STF2372AB distance=65' 18421+3445 BLL 34AC distance=65' 18421+3445 BLL 34BC distance=65' 18377+3346 TDT 963 distance=67' 18316+3513 UC 3601 distance=69' 18349+3347 TDT 944 distance=70' 18426+3459 UC 3650 distance=71' 18313+3447 POP 152 distance=71' 18425+3432 POP 45 distance=72' 18384+3603 STF2362 distance=74' 18430+3445 SEI 572AB distance=75' 18430+3445 BKO 52AC distance=75' 18416+3541 KPP4116 distance=75' 18430+3445 BKO 52BD distance=75' 18315+3530 LDS4790 distance=76' 18319+3538 COU1151AB distance=78' 18346+3608 HU 1293 distance=82' 18309+3417 COU1150Aa,Ab distance=83' 18309+3417 STF2335AB distance=83' 18309+3417 STF2335AC distance=83' 18309+3417 ABH 100AD distance=83' 18309+3417 ABH 100AE distance=83' 18366+3328 STF2349AB distance=84' 18366+3328 WAL 92AC distance=84' 18438+3433 SEI 573 distance=87' 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 18370+3452 STF2352 AB 287 15.9
Show 18370+3452 STF2352 AC 161 210.3
Show 18370+3452 WAL 93 AD 204 37.9
Show 18360+3452 TDT 953 136 0.4 12
Show 18366+3505 COU1307 327 1.2 14
Show 18357+3452 GII 48 313 0.3 16
Show 18379+3505 POP 16 AB 310 9.2 17
Show 18379+3505 POP 16 AC 279 53.0 17
Show 18379+3505 DAM 688 AD 108 5.4 17
Show 18379+3506 TRA 1 164 9.4 18
Show 18385+3503 COU1308 29 0.4 22
Show 18390+3501 POP 17 16 8.7 27
Show 18352+3427 CHR 75 267 0.2 33
Show 18344+3503 POP 15 313 8.8 34
Show 18380+3417 LDS4793 182 54.2 38
Show 18380+3416 CRB 128 148 11.7 38
Show 18394+3430 SEI 568 192 10.5 38
Show 18393+3517 HJ 1335 7 16.7 40
Show 18335+3510 HO 86 200 0.3 46
Show 18403+3425 HDS2645 AB 19 1.9 49
Show 18403+3425 GII 270 Aa,Ab 109 0.2 49
Show 18332+3420 TDT 935 175 0.9 56
Show 18345+3540 WSP 3 AB 87 1.2 57
Show 18345+3540 WSP 3 AC 246 18.3 57
Show 18416+3503 GRV 237 176 57.8 60
Show 18420+3505 SEI 570 131 9.4 63
Show 18347+3548 HDS2635 53 0.1 63
Show 18421+3445 B 2546 Aa,Ab 24 0.1 65
Show 18421+3445 STF2372 AB 82 25.0 65
Show 18421+3445 BLL 34 AC 69 114.0 65
Show 18421+3445 BLL 34 BC 65 91.1 65
Show 18377+3346 TDT 963 148 1.2 67
Show 18316+3513 UC 3601 131 40.5 69
Show 18349+3347 TDT 944 153 0.7 70
Show 18426+3459 UC 3650 159 22.3 71
Show 18313+3447 POP 152 311 2.8 71
Show 18425+3432 POP 45 275 6.8 72
Show 18384+3603 STF2362 187 4.4 74
Show 18430+3445 SEI 572 AB 53 22.3 75
Show 18430+3445 BKO 52 AC 147 18.7 75
Show 18416+3541 KPP4116 252 1.7 75
Show 18430+3445 BKO 52 BD 82 7.5 75
Show 18315+3530 LDS4790 283 315.1 76
Show 18319+3538 COU1151 AB 280 1.3 78
Show 18346+3608 HU 1293 76 1.1 82
Show 18309+3417 COU1150 Aa,Ab 283 0.4 83
Show 18309+3417 STF2335 AB 318 11.7 83
Show 18309+3417 STF2335 AC 153 25.3 83
Show 18309+3417 ABH 100 AD 270 35.1 83
Show 18309+3417 ABH 100 AE 20 42.6 83
Show 18366+3328 STF2349 AB 204 7.2 84

 
 
WDS 18370+3452 : COMPONENTS
 
 
  A B C
B pa=290.0°
sep=13.31"
 
C pa=164.0°
sep=206.51"
pa=161.1°
sep=214.61"
 
D pa=200.3°
sep=36.88"
pa=180.4°
sep=39.13"
pa=336.9°
sep=178.17"
 
 
18370+3452 A
 
 
Name HD 172131 Coord arcsec 2000 183657.43+345159.0 Mag 8.06 Spectral class K0 (yellow-orange)
PmRA -3.00 PmDE -6.0 SAO 67172 Tycho2 2645-01507-1
HD 172131 DM BD+34 3257
Tycho2
Tycho2 2645-01507-1 Pflag RAmdeg 279.23933234 DEmdeg 34.86639735
PmRA -2.5 PmDE -5.7 E RAmdeg 7 E DEmdeg 6
E pmRA 1.8 E pmDE 1.8 EpRAm 1991.31 EpDEm 1991.53
Num 4 Q RAmdeg 0.4 Q DEmdeg 1.2 Q pmRA 0.5
Q pmDE 1.2 BTmag 9.480 E BTmag 0.019 VTmag 8.063
E VTmag 0.012 Prox 999 TYC T HIP
CCDM RAdeg 279.23933972 DEdeg 34.86641056 EpRA 1990 1.48
EpDE 1990 1.65 E RAdeg 6.7 E DEdeg 6.0 Posflg
Corr 0.1
SAO
SAO 67172 DelFlag RA1950 PmRA1950 0.0003
DE1950 PmDE1950 -0.017 Vmag 8 SpType K0
Double code Source 6 CatNum 1717 DM BD+34 3257
DMcomp BDsup HD 172131 M HD 0
GC RA1950rad 4.8658016 DE1950rad 0.60776897 PmRA2000 0.0006
PmDE2000 -0.017
 
 
18370+3452 B
 
 
Coord arcsec 2000 183656.41+345203.5 Mag 10.63 PmRA -1.00 PmDE 5.0
Calc delta mag 2.57 Calc coord yes
 
 
18370+3452 C
 
 
Coord arcsec 2000 183702.06+344840.5 Mag 10.45 PmRA -7.00 PmDE -5.0
Tycho2 2645-01340-1 Calc delta mag 2.39 Calc coord yes
Tycho2
Tycho2 2645-01340-1 Pflag RAmdeg 279.26289608 DEmdeg 34.81125565
PmRA -8.4 PmDE -9.1 E RAmdeg 29 E DEmdeg 27
E pmRA 2.6 E pmDE 2.6 EpRAm 1986.85 EpDEm 1987.70
Num 5 Q RAmdeg 0.7 Q DEmdeg 0.7 Q pmRA 0.7
Q pmDE 0.7 BTmag 12.545 E BTmag 0.199 VTmag 10.452
E VTmag 0.040 Prox 999 TYC T HIP
CCDM RAdeg 279.26291861 DEdeg 34.81127944 EpRA 1990 1.46
EpDE 1990 1.63 E RAdeg 38.6 E DEdeg 34.3 Posflg
Corr 0.0
 
 
18370+3452 D
 
 
Coord arcsec 2000 183656.39+345124.4 Mag 12.81 PmRA 8.00 PmDE -14.0
Calc delta mag 4.75 Calc coord yes