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Doubles in session


Current system
20519+4537
SMA 122


Nearby doubles
13' : 20527+4547
TDT2597

18' : 20528+4551
COU2647

19' : 20514+4519
ARG 40

21' : 20504+4525
LDS5912

23' : 20535+4523
HDS2975

26' : 20500+4521
ES 2702

31' : 20492+4525
COU2646

32' : 20527+4607
A 750

32' : 20489+4537
HDS2965

33' : 20490+4525
SMA 120

36' : 20504+4518
SMA 121

38' : 20542+4508
LDS5915

39' : 20511+4459
LDS2459

42' : 20541+4507
STT 422

43' : 20485+4519
LDS2456

43' : 20489+4607
HJ 1581

44' : 20494+4613
ES 670

47' : 20494+4458
GRV 384

47' : 20547+4614
YSC 163

48' : 20473+4535
HO 280

52' : 20494+4452
TDS1103

54' : 20508+4628
BRT2276AB

56' : 20531+4615
HJ 1591

56' : 20549+4451
LDS2466

57' : 20539+4632
ES 673

59' : 20538+4443
LDS5914



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

20519+4537 SMA 122

 
 
20h 51m 53.12s +45° 37' 02.6" P.A. 262.00 sep 7.4 mag 12.77,14.80
 
 
Coord 2000 20519+4537 Discov num SMA 122 Comp Coord arcsec 2000 20 51 53.12 +45 37 02.6
Date first 1921 Date last 2015 Obs 7
Pa first 260 Pa last 261.6 P.A. Now (θ) 261.6°
Sep first 7.6 Sep last 7.389 Sep. Now (ρ) 7.389"
Mag pri 12.77 Mag sec 14.80 delta mag (ΔM) 2.03 Spectral class
Pri motion ra -003 Sec motion ra -015
Pri motion dec -002 Sec motion dec -002
Notes
rPM=0.793
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3575-00895-1 Gaia DR2 2163352246489281792
 
 
WDS 20519+4537 SMA 122 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Sma1931 Po - Smart, W.M., Green, H.E., & Fletcher, A. 1931MNRAS..92...37S
Sma1931 MNRAS 92, 37, 1931
Sma1932 Ma - Smart, W.M. & Green, H.E. 1932MNRAS..92..207S
Sma1932 +Po MNRAS 92, 207, 1932
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20519+4537 SMA 122 2000 2 262 7.3 12.77 14.80 D 205153.12+453702.6
20519+4537 SMA 122 2003 3 262 7.4 12.77 14.80 D 205153.12+453702.6
20519+4537 SMA 122 2015 4 262 7.4 12.77 14.80 205153.12+453702.6

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

 
 
WDS 20519+4537 SMA 122 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20519+4537 SMA 122 : MEASURES
 
 
No records found.

 
 
WDS 20519+4537 : VIRTUAL EYEPIECE
 
 

20519+4537 SMA 122A mag 12.77 20519+4537 SMA 122B sep 5.2 P.A. 258.10 mag 14.8 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20519+4537 : ALADIN DSS IMAGE @ 20h 51m 53.12s +45° 37' 02.6"
 
 
 
 
WDS 20519+4537 SMA 122 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20519+4537 SMA 122 distance=0' 20527+4547 TDT2597 distance=13' 20528+4551 COU2647 distance=18' 20514+4519 ARG 40 distance=19' 20504+4525 LDS5912 distance=21' 20535+4523 HDS2975 distance=23' 20500+4521 ES 2702 distance=26' 20492+4525 COU2646 distance=31' 20527+4607 A 750 distance=32' 20489+4537 HDS2965 distance=32' 20490+4525 SMA 120 distance=33' 20504+4518 SMA 121 distance=36' 20542+4508 LDS5915 distance=38' 20511+4459 LDS2459 distance=39' 20541+4507 STT 422 distance=42' 20485+4519 LDS2456 distance=43' 20489+4607 HJ 1581 distance=43' 20494+4613 ES 670 distance=44' 20494+4458 GRV 384 distance=47' 20547+4614 YSC 163 distance=47' 20473+4535 HO 280 distance=48' 20494+4452 TDS1103 distance=52' 20508+4628 BRT2276AB distance=54' 20508+4628 FYM 314AC distance=54' 20508+4628 FYM 314AD distance=54' 20531+4615 HJ 1591 distance=56' 20549+4451 LDS2466 distance=56' 20539+4632 ES 673 distance=57' 20538+4443 LDS5914 distance=59' 20562+4615 A 753AB distance=59' 20562+4615 A 753AB,C distance=59' 20556+4453 COU2648 distance=59' 20464+4551 CVR 230 distance=60' 20521+4438 HER 18 distance=60' 20501+4635 ES 671 distance=61' 20578+4530 ES 676 distance=63' 20579+4532 ES 677 distance=63' 20558+4448 ES 674 distance=65' 20566+4455 TRN 30 distance=65' 20565+4452 LDS2470 distance=66' 20499+4640 BU 250 distance=66' 20563+4447 ES 675BC distance=68' 20525+4430 BRT2279 distance=68' 20563+4447 ES 675AB distance=69' 20565+4447 TOB 203 distance=71' 20574+4451 LDS2472 distance=75' 20532+4423 LSC 94 distance=76' 20522+4653 BRT2278 distance=76' 20461+4452 ES 30 distance=77' 20509+4421 CHN 30AB distance=77' 20509+4421 CHN 30Aa,Ab distance=77' 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 20519+4537 SMA 122 262 7.4
Show 20527+4547 TDT2597 327 1.3 13
Show 20528+4551 COU2647 225 0.4 18
Show 20514+4519 ARG 40 250 9.2 19
Show 20504+4525 LDS5912 252 17.4 21
Show 20535+4523 HDS2975 191 0.2 23
Show 20500+4521 ES 2702 348 8.6 26
Show 20492+4525 COU2646 266 0.4 31
Show 20527+4607 A 750 211 0.1 32
Show 20489+4537 HDS2965 282 0.1 32
Show 20490+4525 SMA 120 313 4.3 33
Show 20504+4518 SMA 121 32 11.6 36
Show 20542+4508 LDS5915 43 18.0 38
Show 20511+4459 LDS2459 228 43.7 39
Show 20541+4507 STT 422 332 2.6 42
Show 20485+4519 LDS2456 236 18.0 43
Show 20489+4607 HJ 1581 170 22.4 43
Show 20494+4613 ES 670 81 6.5 44
Show 20494+4458 GRV 384 222 22.1 47
Show 20547+4614 YSC 163 101 0.7 47
Show 20473+4535 HO 280 75 11.7 48
Show 20494+4452 TDS1103 200 0.8 52
Show 20508+4628 BRT2276 AB 254 3.7 54
Show 20508+4628 FYM 314 AC 149 9.5 54
Show 20508+4628 FYM 314 AD 86 11.2 54
Show 20531+4615 HJ 1591 134 10.1 56
Show 20549+4451 LDS2466 287 4.8 56
Show 20539+4632 ES 673 76 5.2 57
Show 20538+4443 LDS5914 124 6.2 59
Show 20562+4615 A 753 AB 256 1.0 59
Show 20562+4615 A 753 AB,C 263 9.3 59
Show 20556+4453 COU2648 21 1.3 59
Show 20464+4551 CVR 230 7 112.9 60
Show 20521+4438 HER 18 85 60.7 60
Show 20501+4635 ES 671 91 1.6 61
Show 20578+4530 ES 676 293 7.6 63
Show 20579+4532 ES 677 160 5.8 63
Show 20558+4448 ES 674 94 5.6 65
Show 20566+4455 TRN 30 30 3.8 65
Show 20565+4452 LDS2470 306 13.5 66
Show 20499+4640 BU 250 7 18.3 66
Show 20563+4447 ES 675 BC 108 3.7 68
Show 20525+4430 BRT2279 5 4.5 68
Show 20563+4447 ES 675 AB 272 97.4 69
Show 20565+4447 TOB 203 329 15.8 71
Show 20574+4451 LDS2472 254 1.7 75
Show 20532+4423 LSC 94 183 0.3 76
Show 20522+4653 BRT2278 196 3.2 76
Show 20461+4452 ES 30 57 17.1 77
Show 20509+4421 CHN 30 AB 92 2.7 77
Show 20509+4421 CHN 30 Aa,Ab 108 0.6 77

 
 
WDS 20519+4537 : COMPONENTS
 
 
  A
B pa=258.1°
sep=5.23"
 
 
20519+4537 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 205153.12+453702.6 Mag 12.77 PmRA -3.00
PmDE -2.0 Tycho2 3575-00895-1
Tycho2
Tycho2 3575-00895-1 Pflag RAmdeg 312.97137760 DEmdeg 45.61739396
PmRA -6.1 PmDE -4.7 E RAmdeg 67 E DEmdeg 49
E pmRA 2.0 E pmDE 1.8 EpRAm 1974.87 EpDEm 1978.32
Num 4 Q RAmdeg 0.7 Q DEmdeg 0.3 Q pmRA 0.8
Q pmDE 0.3 BTmag 12.531 E BTmag 0.206 VTmag 12.775
E VTmag 0.264 Prox 999 TYC HIP
CCDM RAdeg 312.97140444 DEdeg 45.61739417 EpRA 1990 1.64
EpDE 1990 1.68 E RAdeg 102.5 E DEdeg 108.8 Posflg
Corr 0.1
 
 
20519+4537 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205152.63+453701.5 Mag 14.8 PmRA -15.00
PmDE -2.0 Calc delta mag 2.03 Calc coord yes