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Current system
20351+2518
POU 4691 AB
HD 340608


Nearby doubles
4' : 20349+2516
BKO 461

5' : 20353+2515
POU4696

5' : 20354+2515
POU4701

6' : 20348+2514
POU4678

6' : 20355+2520
POU4708

7' : 20350+2513
POU4685

7' : 20355+2523
POU4705

8' : 20351+2511
BKO 465

9' : 20357+2523
BUP 214

10' : 20357+2524
BKO 468

10' : 20344+2516
POU4668AB

11' : 20353+2508
BKO 466

11' : 20354+2508
POU4700

13' : 20352+2506
POU4693

13' : 20343+2522
POU4664

13' : 20360+2524
POU4716

13' : 20344+2525
POU4666

15' : 20350+2504
POU4688AB

15' : 20350+2503
POU4687AB

15' : 20360+2509
POU4717

16' : 20361+2511
POU4719

16' : 20355+2503
POU4707

17' : 20355+2502
POU4706

18' : 20340+2511
POU4656

18' : 20339+2512
POU4652

18' : 20340+2508
POU4657



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

20351+2518 POU 4691 AB (HD 340608)

 
 
20h 35m 08.12s +25° 17' 50.0" P.A. 108.00 sep 6.0 mag 10.23,12.20
 
 
Coord 2000 20351+2518 Discov num POU4691 Comp AB Coord arcsec 2000 20 35 08.12 +25 17 50.0
Date first 1898 Date last 2015 Obs 6
Pa first 104 Pa last 108.3 P.A. Now (θ) 108.3°
Sep first 7.5 Sep last 6.022 Sep. Now (ρ) 6.022"
Mag pri 10.23 Mag sec 12.20 delta mag (ΔM) 1.97 Spectral class
Pri motion ra +009 Sec motion ra +026
Pri motion dec +001 Sec motion dec -007
Notes
rPM=0.698
Nature of this double is uncertain.
 
 
20351+2518 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 340608 20 35 08 +25 17 50 POU 4691 AB 2015 6 108 6.0 10.23 12.20 1.97 <===
Show 20 35 08 +25 17 50 POU 4692 AC 2015 10 264 18.6 10.23 16.89 6.66
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 340608 Constellation Vulpecula Tycho2 2161-00560-1 Gaia DR2 1855576337470418432
HD 340608
 
 
WDS 20351+2518 POU 4691 AB (HD 340608) : 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
20351+2518 POU4691 AB 2000 2 107 6.0 10.23 12.20 D 203508.12+251750.0
20351+2518 POU4691 AB 2008 3 112 5.7 10.23 12.20 D 203508.12+251750.0
20351+2518 POU4691 AB 2015 5 108 6.0 10.23 12.20 203508.12+251750.0

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

 
 
WDS 20351+2518 POU 4691 AB (HD 340608) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20351+2518 POU 4691 AB (HD 340608) : MEASURES
 
 
No records found.

 
 
WDS 20351+2518 (HD 340608) : VIRTUAL EYEPIECE
 
 

20351+2518 POU4691A mag 10.23 20351+2518 POU4691B sep 5.5 P.A. 110.10 mag 12.2 20351+2518 POU4692C sep 16.8 P.A. 263.60 mag 16.89 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 20351+2518 (HD 340608) : ALADIN DSS IMAGE @ 20h 35m 08.12s +25° 17' 50.0"
 
 
 
 
WDS 20351+2518 POU 4691 AB (HD 340608) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20351+2518 POU4691AB distance=1' 20351+2518 POU4692AC distance=1' 20349+2516 BKO 461 distance=4' 20353+2515 POU4696 distance=5' 20354+2515 POU4701 distance=5' 20348+2514 POU4678 distance=6' 20355+2520 POU4708 distance=6' 20350+2513 POU4685 distance=7' 20355+2523 POU4705 distance=7' 20351+2511 BKO 465 distance=8' 20357+2523 BUP 214 distance=9' 20357+2524 BKO 468 distance=10' 20344+2516 POU4668AB distance=10' 20344+2516 POU4667AC distance=10' 20353+2508 BKO 466 distance=11' 20354+2508 POU4700 distance=11' 20352+2506 POU4693 distance=13' 20343+2522 POU4664 distance=13' 20360+2524 POU4716 distance=13' 20344+2525 POU4666 distance=13' 20350+2504 POU4688AB distance=15' 20350+2504 BKO 463BC distance=15' 20350+2503 POU4687AB distance=15' 20350+2503 BKO 464AC distance=15' 20360+2509 POU4717 distance=15' 20361+2511 POU4719 distance=16' 20355+2503 POU4707 distance=16' 20355+2502 POU4706 distance=17' 20340+2511 POU4656 distance=18' 20339+2512 POU4652 distance=18' 20340+2508 POU4657 distance=18' 20362+2508 POU4720 distance=18' 20341+2505 POU4661AB distance=20' 20341+2505 POU4662AC distance=20' 20366+2516 POU4730 distance=20' 20347+2458 POU4677 distance=22' 20366+2511 POU4731 distance=22' 20346+2458 POU4676 distance=22' 20340+2502 POU4659 distance=22' 20335+2527 TDT2371 distance=24' 20345+2455 POU4669 distance=25' 20333+2516 POU4637 distance=25' 20351+2453 POU4690 distance=26' 20349+2451 POU4679 distance=28' 20333+2506 POU4636 distance=28' 20332+2510 POU4629 distance=28' 20333+2507 POU4634 distance=28' 20354+2450 POU4703 distance=29' 20343+2450 POU4663 distance=30' 20373+2517 POU4744 distance=30' 20349+2449 POU4680 distance=30' 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 20351+2518 POU4691 AB 108 6.0 1
Show 20351+2518 POU4692 AC 264 18.6 1
Show 20349+2516 BKO 461 27 6.5 4
Show 20353+2515 POU4696 136 9.3 5
Show 20354+2515 POU4701 124 8.3 5
Show 20348+2514 POU4678 226 9.5 6
Show 20355+2520 POU4708 88 17.3 6
Show 20350+2513 POU4685 122 12.8 7
Show 20355+2523 POU4705 64 2.9 7
Show 20351+2511 BKO 465 286 8.0 8
Show 20357+2523 BUP 214 264 163.4 9
Show 20357+2524 BKO 468 353 1.6 10
Show 20344+2516 POU4668 AB 104 15.1 10
Show 20344+2516 POU4667 AC 76 17.3 10
Show 20353+2508 BKO 466 337 3.9 11
Show 20354+2508 POU4700 71 15.1 11
Show 20352+2506 POU4693 219 14.2 13
Show 20343+2522 POU4664 221 20.8 13
Show 20360+2524 POU4716 18 6.0 13
Show 20344+2525 POU4666 83 16.8 13
Show 20350+2504 POU4688 AB 136 8.0 15
Show 20350+2504 BKO 463 BC 225 1.4 15
Show 20350+2503 POU4687 AB 322 19.6 15
Show 20350+2503 BKO 464 AC 351 2.9 15
Show 20360+2509 POU4717 66 15.4 15
Show 20361+2511 POU4719 161 17.8 16
Show 20355+2503 POU4707 122 15.2 16
Show 20355+2502 POU4706 343 17.5 17
Show 20340+2511 POU4656 129 12.2 18
Show 20339+2512 POU4652 288 10.6 18
Show 20340+2508 POU4657 38 5.7 18
Show 20362+2508 POU4720 250 10.5 18
Show 20341+2505 POU4661 AB 254 16.2 20
Show 20341+2505 POU4662 AC 64 12.4 20
Show 20366+2516 POU4730 10 9.9 20
Show 20347+2458 POU4677 86 5.1 22
Show 20366+2511 POU4731 157 10.1 22
Show 20346+2458 POU4676 343 5.7 22
Show 20340+2502 POU4659 141 15.9 22
Show 20335+2527 TDT2371 11 0.7 24
Show 20345+2455 POU4669 263 14.3 25
Show 20333+2516 POU4637 337 14.7 25
Show 20351+2453 POU4690 114 18.6 26
Show 20349+2451 POU4679 166 16.4 28
Show 20333+2506 POU4636 350 9.7 28
Show 20332+2510 POU4629 126 13.8 28
Show 20333+2507 POU4634 76 13.5 28
Show 20354+2450 POU4703 169 18.5 29
Show 20343+2450 POU4663 111 15.2 30
Show 20373+2517 POU4744 127 12.5 30
Show 20349+2449 POU4680 74 15.4 30

 
 
WDS 20351+2518 : COMPONENTS
 
 
  A B
B pa=110.1°
sep=5.50"
 
C pa=263.6°
sep=16.79"
pa=270.0°
sep=21.86"
 
 
20351+2518 A
 
 
Name HD 340608 Coord arcsec 2000 203508.12+251750.0 Mag 10.23 PmRA 9.00
PmDE 1.0 Tycho2 2161-00560-1 HD 340608
Tycho2
Tycho2 2161-00560-1 Pflag RAmdeg 308.78385342 DEmdeg 25.29723684
PmRA 9.6 PmDE 0.7 E RAmdeg 28 E DEmdeg 27
E pmRA 1.5 E pmDE 1.5 EpRAm 1987.86 EpDEm 1988.04
Num 4 Q RAmdeg 0.3 Q DEmdeg 0.7 Q pmRA 0.3
Q pmDE 0.7 BTmag 11.483 E BTmag 0.064 VTmag 10.234
E VTmag 0.034 Prox 999 TYC T HIP
CCDM RAdeg 308.78382889 DEdeg 25.29723528 EpRA 1990 1.67
EpDE 1990 1.64 E RAdeg 28.6 E DEdeg 28.0 Posflg
Corr 0.2
 
 
20351+2518 B
 
 
Coord arcsec 2000 203508.50+251748.1 Mag 12.2 PmRA 26.00 PmDE -7.0
Calc delta mag 1.97 Calc coord yes
 
 
20351+2518 C
 
 
Coord arcsec 2000 203506.89+251748.1 Mag 16.89 PmRA 22.00 PmDE 12.0
Calc delta mag 6.66 Calc coord yes