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Current system
18498+3249
H 5 40 AB


Nearby doubles
14' : 18493+3301
ES 2287AB

16' : 18499+3233
HO 440

26' : 18506+3313
TAR 3AB

27' : 18476+3248
COU1154

28' : 18495+3316
STF2407

32' : 18497+3223
J 131

33' : 18488+3319
HJ 1349AB

34' : 18501+3322
STFA 39AB
Sheliak

35' : 18473+3302
TDS 945

37' : 18469+3254
KPP4121

38' : 18494+3324
J 765

39' : 18527+3301
BAR 46AB

46' : 18523+3321
ES 2233AB

47' : 18461+3242
SEI 575

47' : 18533+3302
POP 192

50' : 18536+3303
HL 9001AB

51' : 18537+3256
ITF 165

55' : 18491+3343
UC 3682

56' : 18466+3210
HU 935

60' : 18545+3243
TDT1122

60' : 18462+3328
COU1152

61' : 18457+3218
SEI 574

61' : 18501+3149
A 256AB

65' : 18543+3221
KPP4127

65' : 18447+3237
LDS4797

65' : 18546+3311
ES 2234



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

18498+3249 H 5 40 AB

 
 
18h 49m 45.91s +32° 48' 46.2" P.A. 76.00 sep 33.7 mag 5.89,13.00 Sp B3IV dist. 401.61 pc (1310.05 l.y.)
 
 
Coord 2000 18498+3249 Discov num H 5  40 Comp AB Coord arcsec 2000 18 49 45.91 +32 48 46.2
Date first 1836 Date last 2015 Obs 11
Pa first 78 Pa last 76.1 P.A. Now (θ) 76.1°
Sep first 35.0 Sep last 33.698 Sep. Now (ρ) 33.698"
Mag pri 5.89 Mag sec 13.00 delta mag (ΔM) 7.11 Spectral class B3IV (blue-white)
Pri motion ra +002 Sec motion ra -007
Pri motion dec -004 Sec motion dec -033
Notes N (See Notes)
rPM=0.9
This double is not physical.
 
 
18498+3249 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 67441 18 49 46 +32 48 46 H 5 40 AB 2015 11 76 33.7 5.89 13.00 7.11 <===
Show Nu1 Lyr 67441 18 49 46 +32 48 46 H 5 40 AC 2015 23 120 57.5 5.89 11.20 5.31
Show 67441 18 49 46 +32 48 46 WAL 95 AE 2008 2 350 80.0 5.89 11.64 5.75
Show 67441 18 49 46 +32 48 46 WAL 95 AF 2015 8 349 70.5 5.89 12.92 7.03
Show 67441 18 49 50 +32 48 17 H 5 40 CD 2015 12 212 18.5 11.20 13.20 2.00
Sextuple system
6 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name NSV11400 Lyr Constellation Lyra SAO 67441 HIP 92398
Tycho2 2642-02931-1 Gaia DR2 2090563996916353024 HD 174585 HR 7100
GC 25837 ADS 11732 BD BD+32 3227 Bayer Nu 1 Lyrae
Bayer name Nu1 Lyr Flamsteed 8 Lyrae Flamsteed name 8 Lyr Distance 401.61
Distance ly 1310.05 Bayer greek ν1 Lyr
 
 
WDS 18498+3249 H 5 40 AB : NOTES
 
 
discov_num notes refcode
H 5 40 A: nu 1 Lyr = 8 Lyr. H V 40. A is a Beta Lyrae-type system.
 
 
DISCOVERER
 
 
discov author
WAL Wallenquist, A.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
18498+3249 H 5 40 AB 1998 8 76 34.1 5.93 10.89 B3IV +32 3227 N D 184945.91+324846.2
18498+3249 H 5 40 AB 2009 9 76 34.1 5.93 10.89 B3IV +32 3227 N D 184945.91+324846.2
18498+3249 H 5 40 AB 2015 11 76 33.7 5.89 13.00 B3IV +32 3227 N 184945.91+324846.2

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

 
 
WDS 18498+3249 H 5 40 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18498+3249 H 5 40 AB : MEASURES
 
 
No records found.

 
 
WDS 18498+3249 : VIRTUAL EYEPIECE
 
 

18498+3249 H 5 40A mag 5.89 Sp B3IV 18498+3249 H 5 40B sep 33.7 P.A. 76.10 mag 13 18498+3249 H 5 40C sep 57.7 P.A. 120.40 mag 11.2 Sp G0V 18498+3249 H 5 40D sep 60.0 P.A. 138.30 mag 13.2 18498+3249 WAL 95E sep 80.0 P.A. 350.00 mag 11.64 18498+3249 WAL 95F sep 70.5 P.A. 348.90 mag 12.92 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18498+3249 : ALADIN DSS IMAGE @ 18h 49m 45.91s +32° 48' 46.2"
 
 
 
 
WDS 18498+3249 H 5 40 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18498+3249 H 5 40AB distance=0' 18498+3249 H 5 40CD distance=1' 18493+3301 ES 2287AB distance=14' 18493+3301 ES 2287Aa,Ab distance=14' 18499+3233 HO 440 distance=16' 18506+3313 TAR 3AB distance=26' 18506+3313 BKO 54AD distance=26' 18506+3313 TAR 3BC distance=26' 18476+3248 COU1154 distance=27' 18495+3316 STF2407 distance=28' 18497+3223 J 131 distance=32' 18501+3322 BU 293BE distance=33' 18501+3322 BU 293BF distance=33' 18488+3319 HJ 1349AB distance=33' 18501+3322 RBR 11Aa,Ab distance=34' 18501+3322 STFA 39AB (Sheliak) distance=34' 18501+3322 BU 293AC (Sheliak) distance=34' 18501+3322 BU 293AD (Sheliak) distance=34' 18501+3322 BU 293AE (Sheliak) distance=34' 18501+3322 BU 293AF (Sheliak) distance=34' 18501+3322 CIA 3Aa1,2 (Sheliak) distance=34' 18501+3322 SMR 93AG (Sheliak) distance=34' 18501+3322 BU 293EF distance=34' 18473+3302 TDS 945 distance=35' 18469+3254 KPP4121 distance=37' 18494+3324 J 765 distance=38' 18527+3301 WLY 1CD distance=38' 18527+3301 BAR 46AB distance=39' 18527+3301 BAR 46AC distance=39' 18523+3321 ES 2233BC distance=45' 18523+3321 ES 2233BD distance=45' 18523+3321 ES 2233AB distance=46' 18461+3242 SEI 575 distance=47' 18533+3302 POP 192 distance=47' 18536+3303 HL 9001AB distance=50' 18536+3303 HL 9001AC distance=50' 18537+3256 ITF 165 distance=51' 18491+3343 UC 3682 distance=55' 18466+3210 HU 935 distance=56' 18545+3243 TDT1122 distance=60' 18462+3328 COU1152 distance=60' 18457+3218 SEI 574 distance=61' 18501+3149 A 256AB distance=61' 18501+3149 A 256Aa,Ab distance=61' 18543+3221 KPP4127 distance=65' 18447+3237 LDS4797 distance=65' 18546+3311 ES 2234 distance=65' 18548+3306 DAL 10 distance=66' 18542+3214 HU 1294 distance=67' 18475+3149 BRT 262 distance=68' 18488+3136 LDS1015 distance=74' 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 18498+3249 H 5 40 AB 76 33.7 0
Show 18498+3249 H 5 40 AC 120 57.5 0
Show 18498+3249 WAL 95 AE 350 80.0 0
Show 18498+3249 WAL 95 AF 349 70.5 0
Show 18498+3249 H 5 40 CD 212 18.5 1
Show 18493+3301 ES 2287 AB 292 3.8 14
Show 18493+3301 ES 2287 Aa,Ab 217 0.3 14
Show 18499+3233 HO 440 175 18.3 16
Show 18506+3313 TAR 3 AB 302 15.8 26
Show 18506+3313 BKO 54 AD 192 14.0 26
Show 18506+3313 TAR 3 BC 213 3.2 26
Show 18476+3248 COU1154 57 0.6 27
Show 18495+3316 STF2407 207 30.0 28
Show 18497+3223 J 131 177 2.9 32
Show 18501+3322 BU 293 BE 322 112.4 33
Show 18501+3322 BU 293 BF 1 120.6 33
Show 18488+3319 HJ 1349 AB 93 29.9 33
Show 18501+3322 RBR 11 Aa,Ab 176 0.5 34
Show Sheliak 18501+3322 STFA 39 AB 148 45.5 34
Show Sheliak 18501+3322 BU 293 AC 247 46.6 34
Show Sheliak 18501+3322 BU 293 AD 68 64.0 34
Show Sheliak 18501+3322 BU 293 AE 317 67.1 34
Show Sheliak 18501+3322 BU 293 AF 18 85.7 34
Show Sheliak 18501+3322 CIA 3 Aa1,2 88 0.0 34
Show Sheliak 18501+3322 SMR 93 AG 175 92.3 34
Show 18501+3322 BU 293 EF 66 79.4 34
Show 18473+3302 TDS 945 318 1.5 35
Show 18469+3254 KPP4121 75 6.5 37
Show 18494+3324 J 765 333 2.3 38
Show 18527+3301 WLY 1 CD 125 6.6 38
Show 18527+3301 BAR 46 AB 128 2.1 39
Show 18527+3301 BAR 46 AC 251 40.6 39
Show 18523+3321 ES 2233 BC 89 2.4 45
Show 18523+3321 ES 2233 BD 117 7.8 45
Show 18523+3321 ES 2233 AB 247 44.6 46
Show 18461+3242 SEI 575 263 28.6 47
Show 18533+3302 POP 192 43 2.5 47
Show 18536+3303 HL 9001 AB 263 4.9 50
Show 18536+3303 HL 9001 AC 4 18.9 50
Show 18537+3256 ITF 165 115 7.0 51
Show 18491+3343 UC 3682 310 18.4 55
Show 18466+3210 HU 935 153 3.1 56
Show 18545+3243 TDT1122 329 1.2 60
Show 18462+3328 COU1152 259 1.7 60
Show 18457+3218 SEI 574 263 18.7 61
Show 18501+3149 A 256 AB 60 2.9 61
Show 18501+3149 A 256 Aa,Ab 35 0.3 61
Show 18543+3221 KPP4127 303 1.5 65
Show 18447+3237 LDS4797 28 47.5 65
Show 18546+3311 ES 2234 300 6.7 65
Show 18548+3306 DAL 10 51 30.6 66

 
 
WDS 18498+3249 : COMPONENTS
 
 
  A B C D E
B pa=76.1°
sep=33.70"
 
C pa=120.4°
sep=57.73"
pa=155.4°
sep=41.02"
 
D pa=138.3°
sep=60.03"
pa=172.3°
sep=53.43"
pa=212.3°
sep=18.51"
 
E pa=350.0°
sep=80.00"
pa=326.6°
sep=84.67"
pa=329.5°
sep=125.36"
pa=336.5°
sep=134.83"
 
F pa=348.9°
sep=70.54"
pa=322.9°
sep=76.68"
pa=327.2°
sep=117.06"
pa=334.9°
sep=125.99"
pa=178.1°
sep=9.56"
 
 
18498+3249 A
 
 
Coord arcsec 2000 184945.91+324846.2 Mag 5.89 Spectral class B3IV (blue-white) PmRA 2.00
PmDE -4.0 SAO 86481 HIP 92398 Tycho2 2642-02931-1
HD 174585 HR 7100 GC 25837 BD BD+32 3227
Bayer Nu 1 Lyrae Bayer name Nu1 Lyr Flamsteed 8 Lyrae Flamsteed name 8 Lyr
Tycho2
Tycho2 2642-02931-1 Pflag RAmdeg 282.44130828 DEmdeg 32.81282215
PmRA 2.0 PmDE -4.3 E RAmdeg 3 E DEmdeg 3
E pmRA 0.9 E pmDE 1.0 EpRAm 1991.34 EpDEm 1991.43
Num 14 Q RAmdeg 0.7 Q DEmdeg 0.7 Q pmRA 0.7
Q pmDE 0.7 BTmag 5.721 E BTmag 0.014 VTmag 5.889
E VTmag 0.009 Prox 999 TYC T HIP 92398
CCDM RAdeg 282.44130250 DEdeg 32.81283250 EpRA 1990 1.49
EpDE 1990 1.58 E RAdeg 3.4 E DEdeg 3.3 Posflg
Corr 0.0
SAO
SAO 86481 DelFlag RA1950 PmRA1950 0.0001
DE1950 PmDE1950 0.032 Vmag 6.9 SpType A2
Double code Source 70 CatNum 25838 DM BD+26 3368
DMcomp BDsup HD 174549 M HD 0
GC 25838 RA1950rad 4.92142305 DE1950rad 0.46017194 PmRA2000 0.0002
PmDE2000 0.031
Hipparcos
Catalog H HIP 92398 Proxy RAhms 18 49 45.91
DEdms +32 48 46.2 Vmag 5.93 VarFlag R Vmag H
RAdeg 282.441 DEdeg 32.8128 AstroRef Plx 3.23
CCDM 1.87 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD BD BD+32 3227
CD CP Dm number +32 3227 VIred -0.16
SpType B3IV R SpType Coord arcsec 2000 184945.91+324846.2
Hipparcos 2
HIP 92398 Sn 5 So 0 Nc 1
RArad 4.9295306798 DErad 0.5726919761 Plx 2.49 PmRA 2.32
PmDE -3.87 E RArad 0.17 E DErad 0.25 E Plx 0.24
E pmRA 0.17 E pmDE 0.3 Hpmag E Hpmag 0.0006
SHp 0.006 VA 0 BV -0.154 E BV 0.004
VI -0.15
CCDM
Ccdm 18498+3249 RComp Comp A Note1
Note2 Discov num DRAs -2.21 DDEs -13.7
R dRAs 10 Year Theta Rho
Obs 4 Vmag 5.8 Sp B2 PmNote *
PmRA -23 PmDE 3 Dm number +32 3227 Cat1 BD
Name2 +32 1674 Cat2 AGK2/3 HD 174585 M HD
ADS BDS A11732 M ADS BDS N IDS IDS 18460N3242A
HIC 92398
 
 
18498+3249 B
 
 
Coord arcsec 2000 184948.50+324854.3 Mag 13 PmRA -7.00 PmDE -33.0
Delta magnitude 7.11 Coordinate calculated yes
CCDM
Ccdm 18498+3249 RComp Comp B Note1
Note2 Discov num H 40 DRAs DDEs
R dRAs Year 1924 Theta 073 Rho 34.8
Obs 4 Vmag 11.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11732 M ADS BDS N N IDS IDS 18460N3242B
HIC
 
 
18498+3249 C
 
 
Coord arcsec 2000 184949.86+324817.0 Coord calc 184949.86+324817.0 Mag 11.2 Spectral class G0V (yellow)
PmRA 2.00 PmDE 10.0 Delta magnitude 5.31
CCDM
Ccdm 18498+3249 RComp Comp C Note1
Note2 Discov num H 40 DRAs DDEs
R dRAs Year 1854 Theta 122 Rho 58.7
Obs 7 Vmag 10.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11732 M ADS BDS N IDS IDS 18460N3242C
HIC
 
 
18498+3249 D
 
 
Coord arcsec 2000 184949.08+324801.4 Mag 13.2 Delta magnitude 7.31 Coordinate calculated yes
CCDM
Ccdm 18498+3249 RComp C Comp D Note1
Note2 Discov num H 40 DRAs DDEs
R dRAs Year 1879 Theta 213 Rho 18.1
Obs 2 Vmag 11.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11732 M ADS BDS N IDS IDS 18460N3242D
HIC
 
 
18498+3249 E
 
 
Coord arcsec 2000 184944.81+325005.0 Mag 11.64 Delta magnitude 5.75 Coordinate calculated yes
 
 
18498+3249 F
 
 
Coord arcsec 2000 184944.83+324955.4 Mag 12.92 PmRA 1.00 PmDE -3.0
Delta magnitude 7.03 Coordinate calculated yes