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Doubles in session


Current system
18477+3600
ALI 142
EZ Lyr


Nearby doubles
16' : 18484+3612
ES 2023

37' : 18504+3614
ES 2024

41' : 18452+3532
STF2386AB

45' : 18454+3634
HDS2659

49' : 18475+3647
ES 2022

54' : 18495+3512
POP 44

55' : 18511+3524
J 110

58' : 18471+3656
COU1310

59' : 18434+3533
STF2378AB

62' : 18459+3657
COU1309

62' : 18464+3500
SLE 367

63' : 18449+3651
ES 2483

65' : 18529+3614
A 1383

66' : 18530+3603
ALI 143

68' : 18423+3616
A 1381

68' : 18516+3648
ES 241

68' : 18532+3606
TDT1111

68' : 18530+3621
HJ 1354AB

76' : 18419+3629
SLE 364

77' : 18416+3541
KPP4116

83' : 18412+3627
TDT 993

84' : 18446+3715
UC 3660

87' : 18532+3654
TDT1110

87' : 18426+3459
UC 3650

88' : 18548+3611
ES 2029

89' : 18536+3651
UC 3714



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

18477+3600 ALI 142 (EZ Lyr)

 
 
18h 47m 40.34s +35° 59' 34.1" P.A. 126.00 sep 12.7 mag 11.40,11.63 Sp K0V dist. 81.5 pc (265.85 l.y.)
 
 
Coord 2000 18477+3600 Discov num ALI 142 Comp Coord arcsec 2000 18 47 40.34 +35 59 34.1
Date first 1934 Date last 2016 Obs 15
Pa first 122 Pa last 126 P.A. Now (θ) 126°
Sep first 13.7 Sep last 12.741 Sep. Now (ρ) 12.741"
Mag pri 11.40 Mag sec 11.63 delta mag (ΔM) 0.23 Spectral class K0V (yellow-orange)
Pri motion ra +011 Sec motion ra -005
Pri motion dec +007 Sec motion dec +000
Notes N (See Notes)
rPM=1.339
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name EZ Lyr Constellation Lyra HIP 92221 Tycho2 2650-00495-1
Gaia DR2 2093443098171439104 Distance 81.5 Distance ly 265.85
 
 
WDS 18477+3600 ALI 142 (EZ Lyr) : NOTES
 
 
discov_num notes refcode
ALI 142 A is the RR Lyrae-type variable EZ Lyr.
 
 
REFERENCES
 
 
refcode metd author reference
Ali1949 Pa - Ali, A. 1949AJ.....54..199A
Ali1949 AJ 54, 199, 1949
Ali1950 Pa - Ali, A. 1950AJ.....55..209A
Ali1950 AJ 55, 208, 1950
Ali1952 Pa - Ali, A. 1952AJ.....57..146A
Ali1952 AJ 57, 146, 1952
Ali1955 Pa - Ali, A. .
Ali1955 Pub. Nizamiah Obs. 13, Pt. 2, 1955
Ali9999 Pa - Ali, A. ...................
Ali9999 +Po Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18477+3600 ALI 142 2000 7 125 12.8 11.40 11.63 N D 184740.34+355934.1
18477+3600 ALI 142 2002 8 126 12.8 11.40 11.63 N D 184740.34+355934.1
18477+3600 ALI 142 2010 9 126 12.4 11.40 11.63 K0V N 184740.34+355934.1
18477+3600 ALI 142 2016 10 127 12.7 11.40 11.63 K0V N 184740.34+355934.1

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

 
 
WDS 18477+3600 ALI 142 (EZ Lyr) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18477+3600 ALI 142 (EZ Lyr) : MEASURES
 
 
No records found.

 
 
WDS 18477+3600 (EZ Lyr) : VIRTUAL EYEPIECE
 
 

18477+3600 ALI 142A mag 11.4 Sp K0V 18477+3600 ALI 142B sep 11.2 P.A. 131.90 mag 11.63 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18477+3600 (EZ Lyr) : ALADIN DSS IMAGE @ 18h 47m 40.34s +35° 59' 34.1"
 
 
 
 
WDS 18477+3600 ALI 142 (EZ Lyr) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18477+3600 ALI 142 distance=0' 18484+3612 ES 2023 distance=16' 18504+3614 ES 2024 distance=37' 18452+3532 STF2386AB distance=41' 18452+3532 FOX 234AC distance=41' 18454+3634 HDS2659 distance=45' 18475+3647 ES 2022 distance=49' 18495+3512 POP 44 distance=54' 18511+3524 J 110 distance=55' 18471+3656 COU1310 distance=58' 18434+3533 STF2378AB distance=59' 18434+3533 SLE 688AD distance=59' 18434+3533 STF2378AC distance=59' 18434+3533 FYM 48AE distance=59' 18434+3533 FYM 48AF distance=59' 18434+3533 STF2378BC distance=59' 18459+3657 COU1309 distance=62' 18464+3500 SLE 367 distance=62' 18449+3651 ES 2483 distance=63' 18529+3614 A 1383 distance=65' 18530+3603 ALI 143 distance=66' 18423+3616 A 1381 distance=68' 18516+3648 ES 241 distance=68' 18532+3606 TDT1111 distance=68' 18530+3621 HJ 1354AB distance=68' 18419+3629 SLE 364 distance=76' 18416+3541 KPP4116 distance=77' 18412+3627 TDT 993 distance=83' 18446+3715 UC 3660 distance=84' 18532+3654 TDT1110 distance=87' 18426+3459 UC 3650 distance=87' 18548+3611 ES 2029 distance=88' 18536+3651 UC 3714 distance=89' 18527+3704 UC 3706 distance=89' 18490+3432 YSC 11 distance=89' 18420+3505 SEI 570 distance=90' 18483+3432 POP 43 distance=90' 18551+3611 TDT1125 distance=91' 18458+3431 STF2390 distance=92' 18416+3503 GRV 237 distance=93' 18523+3713 COU1311 distance=93' 18430+3445 BKO 52BD distance=94' 18537+3658 H 6 3 distance=94' 18430+3445 SEI 572AB distance=95' 18430+3445 BKO 52AC distance=95' 18554+3556 A 1385AB distance=95' 18554+3556 A 1385AC distance=95' 18528+3448 DAM 288AB distance=95' 18528+3448 DAM 288AC distance=95' 18545+3654 SMR 13HI distance=97' 18545+3654 ES 2028AB distance=99' 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 18477+3600 ALI 142 126 12.7
Show 18484+3612 ES 2023 245 6.5 16
Show 18504+3614 ES 2024 351 6.4 37
Show 18452+3532 STF2386 AB 18 21.1 41
Show 18452+3532 FOX 234 AC 75 56.7 41
Show 18454+3634 HDS2659 17 0.2 45
Show 18475+3647 ES 2022 127 4.5 49
Show 18495+3512 POP 44 230 9.7 54
Show 18511+3524 J 110 174 1.9 55
Show 18471+3656 COU1310 4 1.5 58
Show 18434+3533 STF2378 AB 190 11.5 59
Show 18434+3533 SLE 688 AD 16 109.8 59
Show 18434+3533 STF2378 AC 243 210.2 59
Show 18434+3533 FYM 48 AE 270 110.9 59
Show 18434+3533 FYM 48 AF 134 66.7 59
Show 18434+3533 STF2378 BC 246 203.5 59
Show 18459+3657 COU1309 175 0.5 62
Show 18464+3500 SLE 367 290 18.5 62
Show 18449+3651 ES 2483 89 5.7 63
Show 18529+3614 A 1383 299 1.4 65
Show 18530+3603 ALI 143 60 13.0 66
Show 18423+3616 A 1381 93 0.4 68
Show 18516+3648 ES 241 72 2.2 68
Show 18532+3606 TDT1111 175 0.9 68
Show 18530+3621 HJ 1354 AB 5 10.2 68
Show 18419+3629 SLE 364 170 22.1 76
Show 18416+3541 KPP4116 252 1.7 77
Show 18412+3627 TDT 993 164 0.4 83
Show 18446+3715 UC 3660 258 29.3 84
Show 18532+3654 TDT1110 3 1.3 87
Show 18426+3459 UC 3650 159 22.3 87
Show 18548+3611 ES 2029 208 5.1 88
Show 18536+3651 UC 3714 305 76.2 89
Show 18527+3704 UC 3706 241 15.4 89
Show 18490+3432 YSC 11 55 0.4 89
Show 18420+3505 SEI 570 131 9.4 90
Show 18483+3432 POP 43 297 2.6 90
Show 18551+3611 TDT1125 326 0.4 91
Show 18458+3431 STF2390 155 4.3 92
Show 18416+3503 GRV 237 176 57.8 93
Show 18523+3713 COU1311 226 1.3 93
Show 18430+3445 BKO 52 BD 82 7.5 94
Show 18537+3658 H 6 3 20 175.3 94
Show 18430+3445 SEI 572 AB 53 22.3 95
Show 18430+3445 BKO 52 AC 147 18.7 95
Show 18554+3556 A 1385 AB 295 0.5 95
Show 18554+3556 A 1385 AC 304 15.8 95
Show 18528+3448 DAM 288 AB 347 11.4 95
Show 18528+3448 DAM 288 AC 301 11.6 95
Show 18545+3654 SMR 13 HI 251 26.1 97
Show 18545+3654 ES 2028 AB 349 86.3 99

 
 
WDS 18477+3600 : COMPONENTS
 
 
  A
B pa=131.9°
sep=11.21"
 
 
18477+3600 A
 
 
Componente originario normalizzato AB Var name EZ Lyr Coord arcsec 2000 184740.34+355934.1 Mag 11.4
Spectral class K0V (yellow-orange) PmRA 11.00 PmDE 7.0 HIP 92221
Tycho2 2650-00495-1
Tycho2
Tycho2 2650-00495-1 Pflag RAmdeg 281.91808783 DEmdeg 35.99279567
PmRA 13.7 PmDE 7.5 E RAmdeg 57 E DEmdeg 53
E pmRA 4.6 E pmDE 4.5 EpRAm 1988.43 EpDEm 1988.95
Num 3 Q RAmdeg 0.1 Q DEmdeg 1.0 Q pmRA 0.1
Q pmDE 1.0 BTmag 11.949 E BTmag 0.098 VTmag 11.402
E VTmag 0.091 Prox 129 TYC HIP 92221
CCDM B RAdeg 281.91804806 DEdeg 35.99277861 EpRA 1990 1.58
EpDE 1990 1.63 E RAdeg 59.2 E DEdeg 54.3 Posflg
Corr 0.0
Hipparcos
Catalog H HIP 92221 Proxy RAhms 18 47 40.32
DEdms +35 59 34.0 Vmag 11.66 VarFlag 3 R Vmag H
RAdeg 281.918 DEdeg 35.9928 AstroRef B Plx 0.02
CCDM 18477+3559 N CCDM M Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP BA
Theta 125 Rho 12.924 HD BD
CD CP Dm number VIred 0.41
SpType A9.7 R SpType Coord arcsec 2000 184740.32+355934.0
Hipparcos 2
HIP 92221 Sn 15 So 3 Nc 2
RArad 4.9203975998 DErad 0.6281923891 Plx 12.27 PmRA -11.77
PmDE 19.78 E RArad 3.76 E DErad 4.63 E Plx 5.61
E pmRA 5.25 E pmDE 6.51 Hpmag 11.7446 E Hpmag 0.0463
SHp 0.26 VA 1 BV 0 E BV 0
VI 0
 
 
18477+3600 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184741.03+355926.6 Mag 11.63 PmRA -5.00
PmDE 0.0 Tycho2 2650-00506-1 Calc delta mag 0.23 Calc coord yes
Tycho2
Tycho2 2650-00506-1 Pflag RAmdeg 281.92164758 DEmdeg 35.99071089
PmRA -2.8 PmDE -1.4 E RAmdeg 64 E DEmdeg 59
E pmRA 3.4 E pmDE 3.3 EpRAm 1983.56 EpDEm 1984.94
Num 5 Q RAmdeg 0.6 Q DEmdeg 0.3 Q pmRA 0.6
Q pmDE 0.3 BTmag 12.116 E BTmag 0.128 VTmag 11.629
E VTmag 0.115 Prox 129 TYC HIP 92221
CCDM A RAdeg 281.92165611 DEdeg 35.99071417 EpRA 1990 1.54
EpDE 1990 1.64 E RAdeg 69.5 E DEdeg 62.7 Posflg
Corr 0.0