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Current system
18498+3249
H 5 40 AB


Nearby doubles
14' : 18493+3301
ES 2287

16' : 18499+3233
HO 440

26' : 18506+3313
TAR 3AB

26' : 18497+3223
J 131

27' : 18476+3248
COU1154

28' : 18495+3316
STF2407

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 256

65' : 18543+3221
KPP4127

65' : 18447+3237
LDS4797

65' : 18546+3311
ES 2234



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Neglected List I
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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 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.
 
 
REFERENCES
 
 
refcode metd author reference
Wal1934 Ma j Wallenquist, A. 1934AnBos...6....3W
Wal1934 Ann. Bosscha Obs. Lembang 6, Pt.2, 1934
Wal1944a Zw - Wallenquist, A. 1954MeUpp...85.....
Wal1944a Medd. Uppsala Obs. #85, 1944
Wal1944a (Visual measures with wedge photometer attached to 14-inch refractor. No dates
Wal1944a given for measures; default date = decade of publication added.)
Wal1944b Zw - Wallenquist, A. 1954MeUpp...87.....
Wal1944b Medd. Uppsala Obs. #87, 1944
Wal1944b (Visual measures with wedge photometer attached to 14-inch refractor. No dates
Wal1944b given for measures; default date = decade of publication added.)
Wal1947 Zw - Wallenquist, A. 1947UppAn...2....2W
Wal1947 Ann. Uppsala Astron. Obs. 2, No.2, 1947
Wal1947 (A catalogue containing results of the two prior series, plus additional measures
Wal1947 with the 14-inch refractor and wedge photometer)
Wal1948 Zw - Wallenquist, A. 1948UppAn...2....3W
Wal1948 Ann. Uppsala Astron Obs. 2, #3, 1948
Wal1948 (Visual measures of southern double stars made with 17-inch refractor of La Plata
Wal1948 and wedge photometer. No dates listed; default date = decade of publication added)
Wal1950 Zd - Wallenquist, A. 1950MeUpp..103.....
Wal1950 Medd. Uppsala Obs. #103, 1950
Wal1954 Zw - Wallenquist, A. 1954UppAn...4Q....W
Wal1954 Ann. Uppsala Astron Obs. 4, #2, 1954
Wal1954 ("General Catalogue of Differences in Magnitude of Double Stars". Weighted mean
Wal1954 values from numerous sources)
Wal1958 Zw - Wallenquist, A. 1958MeUpp..118.....
Wal1958 Medd. Uppsala Obs. #118, 1958
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18498+3249 H 5 40 AB 1998 8 76 34.1 5.93 10.89 B3IV N D 184945.91+324846.2
18498+3249 H 5 40 AB 2009 9 76 34.1 5.93 10.89 B3IV N D 184945.91+324846.2
18498+3249 H 5 40 AB 2015 11 76 33.7 5.89 13.00 B3IV 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 28.7 P.A. 73.60 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 61.1 P.A. 137.20 mag 13.2 18498+3249 WAL 95E sep 79.6 P.A. 351.60 mag 11.64 18498+3249 WAL 95F sep 70.2 P.A. 350.60 mag 12.92 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 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 2287 distance=14' 18499+3233 HO 440 distance=16' 18506+3313 TAR 3AB distance=26' 18506+3313 BKO 54AD distance=26' 18497+3223 J 131 distance=26' 18506+3313 TAR 3BC distance=26' 18476+3248 COU1154 distance=27' 18495+3316 STF2407 distance=28' 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 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 256 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' 18487+3401 HU 936 distance=74' 18486+3132 TDT1063AB distance=78' 18486+3132 TDT1063AC distance=78' 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
Show 18498+3249 H 5 40 AC 120 57.5
Show 18498+3249 WAL 95 AE 350 80.0
Show 18498+3249 WAL 95 AF 349 70.5
Show 18498+3249 H 5 40 CD 212 18.5 1
Show 18493+3301 ES 2287 292 3.8 14
Show 18499+3233 HO 440 175 18.4 16
Show 18506+3313 TAR 3 AB 302 15.8 26
Show 18506+3313 BKO 54 AD 192 14.0 26
Show 18497+3223 J 131 179 2.7 26
Show 18506+3313 TAR 3 BC 214 3.3 26
Show 18476+3248 COU1154 57 0.6 27
Show 18495+3316 STF2407 207 30.0 28
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 149 45.7 34
Show Sheliak 18501+3322 BU 293 AC 247 46.8 34
Show Sheliak 18501+3322 BU 293 AD 68 64.0 34
Show Sheliak 18501+3322 BU 293 AE 317 67.2 34
Show Sheliak 18501+3322 BU 293 AF 18 86.0 34
Show Sheliak 18501+3322 CIA 3 Aa1,2 88 0.0 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 140 2.2 39
Show 18527+3301 BAR 46 AC 251 40.6 39
Show 18523+3321 ES 2233 BC 88 2.8 45
Show 18523+3321 ES 2233 BD 117 7.8 45
Show 18523+3321 ES 2233 AB 246 44.9 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 60 2.9 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
Show 18542+3214 HU 1294 119 1.6 67
Show 18475+3149 BRT 262 342 4.8 68
Show 18488+3136 LDS1015 301 110.3 74

 
 
WDS 18498+3249 : COMPONENTS
 
 
  A B C D E
B pa=73.6°
sep=28.66"
 
C pa=120.4°
sep=57.73"
pa=149.1°
sep=43.46"
 
D pa=137.2°
sep=61.09"
pa=165.2°
sep=54.76"
pa=208.0°
sep=17.72"
 
E pa=351.6°
sep=79.64"
pa=331.0°
sep=80.81"
pa=330.3°
sep=124.25"
pa=336.7°
sep=134.58"
 
F pa=350.6°
sep=70.16"
pa=327.5°
sep=72.46"
pa=328.1°
sep=115.90"
pa=335.1°
sep=125.74"
pa=178.4°
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 67441 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 67441 DelFlag RA1950 PmRA1950 0.0002
DE1950 PmDE1950 -0.008 Vmag 5.8 SpType B2
Double code Source 70 CatNum 25837 DM BD+32 3227
DMcomp BDsup HD 174585 M HD 0
GC 25837 RA1950rad 4.92140324 DE1950rad 0.57166374 PmRA2000 0.0005
PmDE2000 -0.008
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 18498+3249 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 174585 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 5.8726 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 184948.09+324854.3 Mag 13 PmRA -7.00 PmDE -33.0
Calc delta mag 7.11 Calc coord 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 Calc delta mag 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 184949.20+324801.4 Mag 13.2 Calc delta mag 7.31 Calc coord 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 184944.98+325005.0 Mag 11.64 Calc delta mag 5.75 Calc coord yes
 
 
18498+3249 F
 
 
Coord arcsec 2000 184945.00+324955.4 Mag 12.92 PmRA 1.00 PmDE -3.0
Calc delta mag 7.03 Calc coord yes