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Doubles in session


Current system
20593+1534
STT 424 AB


Nearby doubles
21' : 20592+1513
BPM2306

24' : 21007+1547
SLW1228

30' : 21009+1552
BPM2310

35' : 20585+1607
J 3118

35' : 20573+1515
BPM2300

40' : 20594+1614
BPM2307

40' : 20598+1455
BPM2308

50' : 21006+1449
BPM2309

51' : 21003+1446
GWP3026

53' : 20585+1626
STF2738AB

54' : 21030+1529
BPM2314

57' : 21025+1606
BPM2313

66' : 21034+1508
BPM2315

67' : 20573+1434
BPM2301

68' : 20596+1642
TDT2679

72' : 20580+1426
BPM2302

76' : 21042+1558
BPM2316

76' : 20570+1426
UC 4340

76' : 20598+1649
STTA213

78' : 20554+1442
BPM2296

79' : 21035+1446
UC 4367

80' : 21022+1426
A 1688

82' : 21021+1423
A 1687

83' : 21031+1434
A 1689

83' : 21049+1549
BPM2320

85' : 21048+1506
BPM2319



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

20593+1534 STT 424 AB

 
 
20h 59m 16.45s +15° 34' 21.8" P.A. 307.00 sep 0.5 mag 8.43,9.39 Sp A3 dist. 408.16 pc (1331.42 l.y.)
 
 
Coord 2000 20593+1534 Discov num STT 424 Comp AB Coord arcsec 2000 20 59 16.45 +15 34 21.8
Date first 1845 Date last 2009 Obs 49
Pa first 325 Pa last 307.2 P.A. Now (θ) 307.2°
Sep first 0.3 Sep last 0.498 Sep. Now (ρ) 0.498"
Mag pri 8.43 Mag sec 9.39 delta mag (ΔM) 0.96 Spectral class A3 (white)
Pri motion ra +011 Sec motion ra +011
Pri motion dec -004 Sec motion dec -004
Notes O (Orbital solution)
This double is physical.
 
 
20593+1534 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 106732 20 59 16 +15 34 22 STT 424 AB 2009 49 307 0.5 8.43 9.39 0.96 Y <===
Show 106732 20 59 16 +15 34 22 STT 424 AC 2015 23 305 33.9 8.43 10.90 2.47
Show HD 199823 106732 20 59 16 +15 34 22 WAL 133 AB,D 2015 16 206 83.7 8.12 9.98 1.86
Quadruple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus SAO 106732 HIP 103584 Tycho2 1648-00403-1
Gaia DR2 1763484713854530944 HD 199839 ADS 14505 BD BD+15 4304
Distance 408.16 Distance ly 1331.42
 
 
ORBITAL ELEMENTS
 
 
Period (P)1629y± 4 Periastron (T)1686.3y± 1.5 Semi-major axis (a)0.547a± 0.001
Eccentricity (e)0.223± 0.022 Inclination (i)121.2°± 0.2 Longitude of periastron (ω)89.9°± 0.9
Node (Ω)128.2°± 1 Notes ReferencePkO2018b
Equinox Last observation Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 305.7 0.529
2001 305.6 0.529
2002 305.4 0.529
2003 305.3 0.530
2004 305.2 0.530
2005 305.1 0.530
2006 305.0 0.531
2007 304.9 0.531
2008 304.7 0.531
2009 304.6 0.531
2010 304.5 0.532
2011 304.4 0.532
2012 304.3 0.532
2013 304.1 0.533
2014 304.0 0.533
2015 303.9 0.533
2016 303.8 0.533
2017 303.7 0.534
2018 303.6 0.534
2019 303.4 0.534
2020 303.3 0.534
2021 303.2 0.535
2022 303.1 0.535
2023 303.0 0.535
2024 302.9 0.535
2025 302.7 0.535
2026 302.6 0.536
2027 302.5 0.536
2028 302.4 0.536
2029 302.3 0.536
2030 302.2 0.536


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


 
  


wds20593%2B1534a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 20593+1534 STT 424 AB : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
PkO2018b orb Baidin, A.E., Perov, N.I. & Romanenko, L.G. .
PkO2018b Vestnik of Saint Petersburg University, Volume 5 (63), 148, 2018
 
 
DISCOVERER
 
 
idgroup discov author
1 STT Struve, O.
38 WAL Wallenquist, A.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20593+1534 STT 424 AB 1994 47 307 0.5 8.43 9.39 A3 D 205916.45+153421.8
20593+1534 STT 424 AB 2007 48 306 0.5 8.43 9.39 A3 D 205916.45+153421.8
20593+1534 STT 424 AB 2009 49 307 0.5 8.43 9.39 A3 O 205916.45+153421.8

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

 
 
WDS 20593+1534 STT 424 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20593+1534 STT 424 AB : MEASURES
 
 
No records found.

 
 
WDS 20593+1534 : VIRTUAL EYEPIECE
 
 

20593+1534 STT 424A mag 8.43 Sp A3 20593+1534 STT 424B sep 0.5 P.A. 308.20 mag 9.39 20593+1534 STT 424C sep 33.1 P.A. 306.40 mag 10.9 20593+1534 WAL 133D sep 83.2 P.A. 205.50 mag 9.98 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 20593+1534 : ALADIN DSS IMAGE @ 20h 59m 16.45s +15° 34' 21.8"
 
 
 
 
WDS 20593+1534 STT 424 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20593+1534 STT 424AB distance=0' 20583+1542 JNN 154AC distance=16' 20592+1513 BPM2306 distance=21' 21007+1547 SLW1228 distance=24' 21009+1552 BPM2310 distance=30' 20585+1607 J 3118 distance=35' 20573+1515 BPM2300 distance=35' 20594+1614 BPM2307 distance=40' 20598+1455 BPM2308 distance=40' 21006+1449 BPM2309 distance=50' 21003+1446 GWP3026 distance=51' 20585+1626 STF2738BC distance=53' 20585+1626 STF2738AB distance=53' 20585+1626 STF2738AC distance=53' 21030+1529 BPM2314 distance=54' 21025+1606 BPM2313 distance=57' 21034+1508 BPM2315 distance=66' 20573+1434 BPM2301 distance=67' 20596+1642 TDT2679 distance=68' 20580+1426 BPM2302 distance=72' 21042+1558 BPM2316 distance=76' 20570+1426 UC 4340 distance=76' 20598+1649 STTA213 distance=76' 20554+1442 BPM2296 distance=78' 21035+1446 UC 4367 distance=79' 21022+1426 A 1688 distance=80' 21021+1423 A 1687 distance=82' 21031+1434 A 1689 distance=83' 21049+1549 BPM2320 distance=83' 21048+1506 BPM2319 distance=85' 21017+1652 BPM2311AB distance=86' 21017+1652 BPM2312BC distance=86' 20542+1619 BPM2289 distance=86' 20588+1701 BPM2305 distance=87' 20548+1642 ROE 126 distance=89' 21052+1600 SLW1230 distance=89' 21044+1625 BPM2317 distance=91' 20538+1451 BPM2287 distance=91' 20550+1423 BPM2294 distance=95' 20527+1528 HJ 1585 distance=96' 20577+1402 A 1685AB distance=96' 20577+1402 A 1685AC distance=96' 21033+1655 J 284 distance=98' 20562+1406 GRV 398 distance=98' 20595+1712 GRV 400 distance=99' 21051+1435 NSN 740DE distance=104' 21056+1443 HEI 78AB distance=105' 21056+1443 HEI 78AC distance=105' 21056+1443 TDT2738CD distance=106' 21029+1708 BPMA250 distance=108' 21058+1432 WNO 11AB distance=109' 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 20593+1534 STT 424 AB 307 0.5
Show 20593+1534 STT 424 AC 305 33.9
Show 20593+1534 WAL 133 AB,D 206 83.7
Show 20583+1542 JNN 154 AC 216 10.5 16
Show 20592+1513 BPM2306 201 37.2 21
Show 21007+1547 SLW1228 262 14.9 24
Show 21009+1552 BPM2310 143 95.9 30
Show 20585+1607 J 3118 73 5.7 35
Show 20573+1515 BPM2300 275 111.3 35
Show 20594+1614 BPM2307 316 48.9 40
Show 20598+1455 BPM2308 200 85.3 40
Show 21006+1449 BPM2309 244 10.4 50
Show 21003+1446 GWP3026 158 55.3 51
Show 20585+1626 STF2738 BC 102 222.7 53
Show 20585+1626 STF2738 AB 254 15.0 53
Show 20585+1626 STF2738 AC 104 209.4 53
Show 21030+1529 BPM2314 2 72.5 54
Show 21025+1606 BPM2313 221 94.0 57
Show 21034+1508 BPM2315 276 68.2 66
Show 20573+1434 BPM2301 61 73.1 67
Show 20596+1642 TDT2679 61 0.6 68
Show 20580+1426 BPM2302 340 14.3 72
Show 21042+1558 BPM2316 216 35.5 76
Show 20570+1426 UC 4340 2 31.5 76
Show 20598+1649 STTA213 36 70.9 76
Show 20554+1442 BPM2296 243 70.1 78
Show 21035+1446 UC 4367 339 47.5 79
Show 21022+1426 A 1688 70 0.3 80
Show 21021+1423 A 1687 189 0.8 82
Show 21031+1434 A 1689 341 2.4 83
Show 21049+1549 BPM2320 23 67.8 83
Show 21048+1506 BPM2319 158 83.0 85
Show 21017+1652 BPM2311 AB 110 113.7 86
Show 21017+1652 BPM2312 BC 68 82.7 86
Show 20542+1619 BPM2289 75 96.0 86
Show 20588+1701 BPM2305 249 73.9 87
Show 20548+1642 ROE 126 138 9.7 89
Show 21052+1600 SLW1230 207 13.6 89
Show 21044+1625 BPM2317 186 91.4 91
Show 20538+1451 BPM2287 315 51.9 91
Show 20550+1423 BPM2294 342 59.0 95
Show 20527+1528 HJ 1585 195 14.3 96
Show 20577+1402 A 1685 AB 86 0.7 96
Show 20577+1402 A 1685 AC 126 14.6 96
Show 21033+1655 J 284 236 2.7 98
Show 20562+1406 GRV 398 148 61.1 98
Show 20595+1712 GRV 400 197 58.7 99
Show 21051+1435 NSN 740 DE 268 9.2 104
Show 21056+1443 HEI 78 AB 235 1.7 105
Show 21056+1443 HEI 78 AC 169 49.8 105
Show 21056+1443 TDT2738 CD 190 1.9 106

 
 
WDS 20593+1534 : COMPONENTS
 
 
  A B C
B pa=308.2°
sep=0.49"
 
C pa=306.4°
sep=33.10"
pa=306.4°
sep=32.61"
 
D pa=205.5°
sep=83.15"
pa=205.1°
sep=83.26"
pa=185.5°
sep=95.16"
 
 
20593+1534 A
 
 
Coord arcsec 2000 205916.45+153421.8 Mag 8.43 Spectral class A3 (white) PmRA 11.00
PmDE -4.0 SAO 106732 HIP 103584 Tycho2 1648-00403-1
HD 199839 BD BD+15 4304
Tycho2
Tycho2 1648-00403-1 Pflag RAmdeg 314.81853580 DEmdeg 15.57272237
PmRA 10.7 PmDE -4.4 E RAmdeg 4 E DEmdeg 5
E pmRA 1.0 E pmDE 1.0 EpRAm 1991.23 EpDEm 1990.72
Num 11 Q RAmdeg 1.0 Q DEmdeg 1.0 Q pmRA 1.1
Q pmDE 1.0 BTmag 8.414 E BTmag 0.015 VTmag 8.119
E VTmag 0.011 Prox 840 TYC T HIP 103584
CCDM AB RAdeg 314.81850972 DEdeg 15.57273306 EpRA 1990 1.53
EpDE 1990 1.15 E RAdeg 4.3 E DEdeg 5.2 Posflg P
Corr 0.0
SAO
SAO 106732 DelFlag RA1950 PmRA1950 0.001
DE1950 PmDE1950 -0.001 Vmag 7.8 SpType A3
Double code Source 29 CatNum 8267 DM BD+15 4304
DMcomp BDsup HD 199839 M HD 0
GC RA1950rad 5.48439307 DE1950rad 0.26838885 PmRA2000 0.0011
PmDE2000 -0.004
Hipparcos
Catalog H HIP 103584 Proxy H RAhms 20 59 16.45
DEdms +15 34 21.8 Vmag 8.05 VarFlag R Vmag H
RAdeg 314.819 DEdeg 15.5727 AstroRef A Plx 2.9
CCDM 20593+1534 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 308 Rho 0.52 HD 199839 BD BD+15 4304
CD CP Dm number +15 4304 VIred 0.3
SpType A3 R SpType Coord arcsec 2000 205916.45+153421.8
Hipparcos 2
HIP 103584 Sn 15 So 3 Nc 2
RArad 5.4946201267 DErad 0.2717950346 Plx 2.45 PmRA 10.07
PmDE -5.54 E RArad 0.95 E DErad 0.49 E Plx 1.18
E pmRA 1.05 E pmDE 0.5 Hpmag 8.1178 E Hpmag 0.0013
SHp 0.012 VA 0 BV 0.257 E BV 0.01
VI 0.29
CCDM
Ccdm 20593+1534 RComp Comp A Note1
Note2 Discov num DRAs -1.59 DDEs 22.4
R dRAs 10 Year Theta Rho
Obs 3 Vmag 8.3 Sp A3 PmNote *
PmRA 5 PmDE 5 Dm number +15 4304 Cat1 BD
Name2 +15 2323 Cat2 AGK2/3 HD 199839 M HD
ADS BDS A14505 M ADS BDS N IDS IDS 20546N1511A
HIC 103584
 
 
20593+1534 B
 
 
Coord arcsec 2000 205916.42+153422.1 Mag 9.39 PmRA 11.00 PmDE -4.0
Calc delta mag 0.96 Calc coord yes
CCDM
Ccdm 20593+1534 RComp Comp B Note1
Note2 Discov num STT 424 DRAs DDEs
R dRAs Year 1955 Theta 306 Rho 0.6
Obs 20 Vmag 9.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14505 M ADS BDS N IDS IDS 20546N1511B
HIC 103584
 
 
20593+1534 C
 
 
Coord arcsec 2000 205914.61+153441.4 Mag 10.9 PmRA 14.00 PmDE -4.0
Calc delta mag 2.47 Calc coord yes
CCDM
Ccdm 20593+1534 RComp Comp C Note1
Note2 Discov num STT 424 DRAs -3.57 DDEs 40.7
R dRAs 10 Year 1891 Theta 306 Rho 34.3
Obs 6 Vmag 10.6 Sp PmNote *
PmRA -11 PmDE -18 Dm number Cat1
Name2 +15 2322 Cat2 AGK2/3 HD M HD
ADS BDS A14505 M ADS BDS N IDS IDS 20546N1511C
HIC
 
 
20593+1534 D
 
 
Coord arcsec 2000 205913.98+153306.7 Mag 9.98 PmRA 10.00 PmDE -3.0
SAO 106731 Tycho2 1648-00730-1 HD 199823 DM BD+14 4499
Calc delta mag 1.55 Calc coord yes
Tycho2
Tycho2 1648-00730-1 Pflag RAmdeg 314.80802595 DEmdeg 15.55169700
PmRA 7.4 PmDE -2.8 E RAmdeg 11 E DEmdeg 14
E pmRA 1.3 E pmDE 1.2 EpRAm 1990.14 EpDEm 1988.48
Num 7 Q RAmdeg 0.6 Q DEmdeg 0.9 Q pmRA 0.7
Q pmDE 0.9 BTmag 9.970 E BTmag 0.022 VTmag 9.985
E VTmag 0.026 Prox 840 TYC T HIP
CCDM RAdeg 314.80800778 DEdeg 15.55170278 EpRA 1990 1.56
EpDE 1990 1.17 E RAdeg 11.1 E DEdeg 15.3 Posflg
Corr 0.1
SAO
SAO 106731 DelFlag RA1950 PmRA1950 0.0008
DE1950 PmDE1950 0.01 Vmag 8.8 SpType A
Double code Source 29 CatNum 8266 DM BD+14 4499
DMcomp BDsup HD 199823 M HD 0
GC RA1950rad 5.48421112 DE1950rad 0.26802225 PmRA2000 0.0009
PmDE2000 0.007