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Current system
20514+4519
ARG 40


Nearby doubles
13' : 20504+4525
LDS5912

15' : 20500+4521
ES 2702

18' : 20504+4518
SMA 121

19' : 20519+4537
SMA 122

20' : 20511+4459
LDS2459

24' : 20535+4523
HDS2975

24' : 20492+4525
COU2646

26' : 20490+4525
SMA 120

30' : 20494+4458
GRV 384

31' : 20527+4547
TDT2597

32' : 20542+4508
LDS5915

32' : 20489+4537
HDS2965

34' : 20485+4519
LDS2456

34' : 20494+4452
TDS1103

36' : 20528+4551
COU2647

38' : 20541+4507
STT 422

43' : 20521+4438
HER 18

46' : 20473+4535
HO 280

46' : 20538+4443
LDS5914

47' : 20549+4451
LDS2466

50' : 20527+4607
A 750

51' : 20525+4430
BRT2279

52' : 20556+4453
COU2648

55' : 20489+4607
HJ 1581

57' : 20558+4448
ES 674

58' : 20494+4613
ES 670



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

20514+4519 ARG 40

 
 
20h 51m 21.57s +45° 19' 03.3" P.A. 250.00 sep 9.2 mag 9.35,10.29 Sp A5+F
 
 
Coord 2000 20514+4519 Discov num ARG  40 Comp Coord arcsec 2000 20 51 21.57 +45 19 03.3
Date first 1892 Date last 2018 Obs 31
Pa first 250 Pa last 250 P.A. Now (θ) 250°
Sep first 9.2 Sep last 9.213 Sep. Now (ρ) 9.213"
Mag pri 9.35 Mag sec 10.29 delta mag (ΔM) 0.94 Spectral class A5+F (white/yellow-white)
Pri motion ra +010 Sec motion ra +011
Pri motion dec +001 Sec motion dec +001
Notes T (Parallax indicates physical)
rPM=0.091 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3575-01826-1 Gaia DR2 2163253981941534336
 
 
WDS 20514+4519 ARG 40 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Arg1857 - Argelander, F. ...................
Arg1857 Oeltzen Argelander Cat -15 to -31, 1857
Arg1862A - Argelander, F. 1862AN.....59....1A
Arg1862A cited by Auwers (AN 59, 1, 1862)
Arg1864 T - Argelander, F. 1864AN.....62R.253A
Arg1864 AN 62, 253, 1864
Arg1865 T - Argelander, F. 1865AN.....65...61A
Arg1865 AN 65, 61, 1865
Arg1880A - Argelander, F. 1880Obs.....3..569G
Arg1880A cited by Gledhill (Obs. 3, 569, 1880)
Arg1906A T - Argelander, F. (BD) 1906QB821.B972.....
Arg1906A cited in BDS (Burnham Double Star Cat., 1906)
Arg1908A T - Argelander, F. 1908JRASC...2..248E
Arg1908A cited by Espin (JRASC 2, 248, 1908) .
Arg1913A T - Argelander, F. (BD) 1913QB811.B8.......
Arg1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Arg1932A T - Argelander, F. (BD) 1932QB821.A43......
Arg1932A cited in ADS (Aitken Double Star Cat., 1932)
Arg1937A - Argelander, F. 1937AnLei..18....1S
Arg1937A cited by Strand (Ann. Sterrew. Leiden 18, 1937)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20514+4519 ARG 40 2004 19 251 9.4 9.35 10.29 A5 F D 205121.57+451903.3
20514+4519 ARG 40 2010 22 251 8.9 9.35 10.29 A5+F 205121.57+451903.3
20514+4519 ARG 40 2015 23 250 9.2 9.35 10.29 A5+F W 205121.57+451903.3
20514+4519 ARG 40 2018 25 250 9.2 9.35 10.29 A5+F W 205121.57+451903.3

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

 
 
WDS 20514+4519 ARG 40 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20514+4519 ARG 40 : MEASURES
 
 
No records found.

 
 
WDS 20514+4519 : VIRTUAL EYEPIECE
 
 

20514+4519 ARG 40A mag 9.35 Sp A5 20514+4519 ARG 40B sep 6.8 P.A. 242.60 mag 10.29 Sp F 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 20514+4519 : ALADIN DSS IMAGE @ 20h 51m 21.57s +45° 19' 03.3"
 
 
 
 
WDS 20514+4519 ARG 40 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20514+4519 ARG 40 distance=0' 20504+4525 LDS5912 distance=13' 20500+4521 ES 2702 distance=15' 20504+4518 SMA 121 distance=18' 20519+4537 SMA 122 distance=19' 20511+4459 LDS2459 distance=20' 20535+4523 HDS2975 distance=24' 20492+4525 COU2646 distance=24' 20490+4525 SMA 120 distance=26' 20494+4458 GRV 384 distance=30' 20527+4547 TDT2597 distance=31' 20542+4508 LDS5915 distance=32' 20489+4537 HDS2965 distance=32' 20485+4519 LDS2456 distance=34' 20494+4452 TDS1103 distance=34' 20528+4551 COU2647 distance=36' 20541+4507 STT 422 distance=38' 20521+4438 HER 18 distance=43' 20473+4535 HO 280 distance=46' 20538+4443 LDS5914 distance=46' 20549+4451 LDS2466 distance=47' 20527+4607 A 750 distance=50' 20525+4430 BRT2279 distance=51' 20556+4453 COU2648 distance=52' 20489+4607 HJ 1581 distance=55' 20558+4448 ES 674 distance=57' 20494+4613 ES 670 distance=58' 20509+4421 CHN 30AB distance=58' 20509+4421 CHN 30Aa,Ab distance=58' 20506+4421 CHN 29 distance=59' 20532+4423 LSC 94 distance=60' 20565+4452 LDS2470 distance=60' 20566+4455 TRN 30 distance=61' 20563+4447 ES 675BC distance=61' 20464+4551 CVR 230 distance=62' 20563+4447 ES 675AB distance=62' 20461+4452 ES 30 distance=63' 20565+4447 TOB 203 distance=64' 20512+4415 CHN 31 distance=65' 20547+4614 YSC 163 distance=65' 20459+4448 ES 2701 distance=66' 20472+4427 COU2424 distance=68' 20578+4530 ES 676 distance=69' 20567+4439 BRT2283 distance=70' 20574+4451 LDS2472 distance=70' 20579+4532 ES 677 distance=70' 20508+4628 BRT2276AB distance=71' 20508+4628 FYM 314AC distance=71' 20508+4628 FYM 314AD distance=71' 20574+4443 LDS2473 distance=73' 20531+4615 HJ 1591 distance=73' 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 20514+4519 ARG 40 250 9.2
Show 20504+4525 LDS5912 252 17.4 13
Show 20500+4521 ES 2702 348 8.6 15
Show 20504+4518 SMA 121 32 11.6 18
Show 20519+4537 SMA 122 262 7.4 19
Show 20511+4459 LDS2459 228 43.7 20
Show 20535+4523 HDS2975 191 0.2 24
Show 20492+4525 COU2646 266 0.4 24
Show 20490+4525 SMA 120 313 4.3 26
Show 20494+4458 GRV 384 222 22.1 30
Show 20527+4547 TDT2597 327 1.3 31
Show 20542+4508 LDS5915 43 18.0 32
Show 20489+4537 HDS2965 282 0.1 32
Show 20485+4519 LDS2456 236 18.0 34
Show 20494+4452 TDS1103 200 0.8 34
Show 20528+4551 COU2647 225 0.4 36
Show 20541+4507 STT 422 332 2.6 38
Show 20521+4438 HER 18 85 60.7 43
Show 20473+4535 HO 280 75 11.7 46
Show 20538+4443 LDS5914 124 6.2 46
Show 20549+4451 LDS2466 287 4.8 47
Show 20527+4607 A 750 211 0.1 50
Show 20525+4430 BRT2279 5 4.5 51
Show 20556+4453 COU2648 21 1.3 52
Show 20489+4607 HJ 1581 170 22.4 55
Show 20558+4448 ES 674 94 5.6 57
Show 20494+4613 ES 670 81 6.5 58
Show 20509+4421 CHN 30 AB 92 2.7 58
Show 20509+4421 CHN 30 Aa,Ab 108 0.6 58
Show 20506+4421 CHN 29 52 5.3 59
Show 20532+4423 LSC 94 183 0.3 60
Show 20565+4452 LDS2470 306 13.5 60
Show 20566+4455 TRN 30 30 3.8 61
Show 20563+4447 ES 675 BC 108 3.7 61
Show 20464+4551 CVR 230 7 112.9 62
Show 20563+4447 ES 675 AB 272 97.4 62
Show 20461+4452 ES 30 57 17.1 63
Show 20565+4447 TOB 203 329 15.8 64
Show 20512+4415 CHN 31 47 6.7 65
Show 20547+4614 YSC 163 101 0.7 65
Show 20459+4448 ES 2701 81 50.9 66
Show 20472+4427 COU2424 255 0.5 68
Show 20578+4530 ES 676 293 7.6 69
Show 20567+4439 BRT2283 339 6.0 70
Show 20574+4451 LDS2472 254 1.7 70
Show 20579+4532 ES 677 160 5.8 70
Show 20508+4628 BRT2276 AB 254 3.7 71
Show 20508+4628 FYM 314 AC 149 9.5 71
Show 20508+4628 FYM 314 AD 86 11.2 71
Show 20574+4443 LDS2473 119 15.7 73
Show 20531+4615 HJ 1591 134 10.1 73

 
 
WDS 20514+4519 : COMPONENTS
 
 
  A
B pa=242.6°
sep=6.85"
 
 
20514+4519 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 205121.57+451903.3 Mag 9.35 Spectral class A5 (white)
PmRA 10.00 PmDE 1.0 Tycho2 3575-01826-1
Tycho2
Tycho2 3575-01826-1 Pflag RAmdeg 312.83989206 DEmdeg 45.31758730
PmRA 10.2 PmDE 0.6 E RAmdeg 11 E DEmdeg 11
E pmRA 1.1 E pmDE 1.1 EpRAm 1990.52 EpDEm 1990.55
Num 6 Q RAmdeg 1.0 Q DEmdeg 1.1 Q pmRA 1.0
Q pmDE 1.2 BTmag 9.716 E BTmag 0.021 VTmag 9.351
E VTmag 0.018 Prox 92 TYC T HIP
CCDM RAdeg 312.83985833 DEdeg 45.31758583 EpRA 1990 1.62
EpDE 1990 1.67 E RAdeg 10.9 E DEdeg 11.0 Posflg
Corr 0.1
CCDM
Ccdm 20514+4519 RComp Comp A Note1
Note2 Discov num DRAs -2.56 DDEs 4.8
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.7 Sp PmNote *
PmRA 0 PmDE 27 Dm number +44 3603 Cat1 BD
Name2 +45 1763 Cat2 AGK2/3 HD M HD
ADS BDS A14371 M ADS BDS N IDS IDS 20479N4457A
HIC
 
 
20514+4519 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205120.99+451900.1 Mag 10.29 Spectral class F (yellow-white)
PmRA 11.00 PmDE 1.0 Tycho2 3575-01826-2 Calc delta mag 0.94
Calc coord yes
Tycho2
Tycho2 3575-01826-2 Pflag RAmdeg 312.83646514 DEmdeg 45.31673884
PmRA 10.5 PmDE 2.3 E RAmdeg 25 E DEmdeg 23
E pmRA 1.3 E pmDE 1.3 EpRAm 1986.77 EpDEm 1987.41
Num 5 Q RAmdeg 0.7 Q DEmdeg 0.7 Q pmRA 0.7
Q pmDE 0.7 BTmag 10.737 E BTmag 0.040 VTmag 10.287
E VTmag 0.038 Prox 92 TYC T HIP
CCDM RAdeg 312.83643028 DEdeg 45.31673333 EpRA 1990 1.57
EpDE 1990 1.69 E RAdeg 25.6 E DEdeg 23.6 Posflg
Corr 0.2
CCDM
Ccdm 20514+4519 RComp Comp B Note1
Note2 Discov num ARG 40 DRAs -3.32 DDEs 1.6
R dRAs 10 Year 1902 Theta 252 Rho 9.4
Obs 6 Vmag 9.9 Sp F PmNote *
PmRA 6 PmDE 25 Dm number Cat1
Name2 +45 1762 Cat2 AGK2/3 HD M HD
ADS BDS A14371 M ADS BDS N IDS IDS 20479N4457B
HIC