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Doubles in session


Current system
18440+4328
HJ 1342


Nearby doubles
8' : 18442+4321
DEA 409

10' : 18442+4319
KOI2734

12' : 18445+4318
DEA 134

13' : 18445+4317
KOI4419AB

14' : 18452+4325
KOI 684

16' : 18433+4341
DEA 246

20' : 18454+4340
KOI6925

22' : 18456+4317
DEA 122

23' : 18457+4338
DEA 344

24' : 18457+4341
DEA 110

29' : 18465+4325
KOI5416

30' : 18466+4335
KOI5427

30' : 18428+4355
KOI2486AB

30' : 18442+4259
KOI4599

34' : 18440+4256
COU1791

35' : 18432+4402
KOI4005

35' : 18462+4353
JKA 4

36' : 18463+4304
KOI3995

36' : 18414+4350
KOI5457

36' : 18406+4325
DEA 159

37' : 18407+4336
TDT 990

37' : 18437+4405
KOI1985

40' : 18467+4303
ES 1425

40' : 18464+4359
KOI5471

41' : 18411+4356
ES 1423

42' : 18410+4355
KOI3245



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

18440+4328 HJ 1342

 
 
18h 43m 58.68s +43° 28' 27.7" P.A. 186.00 sep 18.5 mag 9.47,12.59 Sp F8
 
 
Coord 2000 18440+4328 Discov num HJ 1342 Comp Coord arcsec 2000 18 43 58.68 +43 28 27.7
Date first 1828 Date last 2016 Obs 13
Pa first 183 Pa last 185.7 P.A. Now (θ) 185.7°
Sep first 10.0 Sep last 18.49 Sep. Now (ρ) 18.49"
Mag pri 9.47 Mag sec 12.59 delta mag (ΔM) 3.12 Spectral class F8 (yellow-white)
Pri motion ra +026 Sec motion ra
Pri motion dec -024 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lyra Tycho2 3130-01901-1 Gaia DR2 2116892318236994816
 
 
WDS 18440+4328 HJ 1342 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HJ_1826 Mb - Herschel, J.F.W. 1826MmRAS...2..459H
HJ_1826 MemRAS 2, 459, 1826
HJ_1829a Mb - Herschel, J.F.W. 1829MmRAS...3...47H
HJ_1829a MemRAS 3, 47, 1829
HJ_1829b Mb - Herschel, J.F.W. 1829MmRAS...3..177H
HJ_1829b MemRAS 3, 177, 1829
HJ_1831 Ma - Herschel, J.F.W. 1831MmRAS...4..331H
HJ_1831 +Mb MemRAS 4, part 2, 331, 1831
HJ_1833a Ma - Herschel, J.F.W. 1833MmRAS...5...13H
HJ_1833a +Mb MemRAS 5, 13, 1833
HJ_1833b orb - Herschel, J.F.W. 1833MmRAS...5..171H
HJ_1833b MemRAS 5, 171, 1833
HJ_1833c Mb - Herschel, J.F.W. 1833MmRAS...6....1H
HJ_1833c MemRAS 6, 1, 1833
HJ_1833d orb - Herschel, J.F.W. 1833MmRAS...6..149H
HJ_1833d MemRAS 6, 149, 1833
HJ_1835 Ma - Herschel, J.F.W. 1835MmRAS...8...37H
HJ_1835 +Mb MemRAS 8, 37, 1835
HJ_1836 Mb - Herschel, J.F.W. 1836MmRAS...9..193H
HJ_1836 MemRAS 9, 193, 1836
HJ_1847a Ma j Herschel, J.F.W. .
HJ_1847a +Mb Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838)
HJ_1847b Ma j Herschel, J.F.W. .
HJ_1847b Cape Results, London, 1847
HJ_1850 orb - Herschel, J.F.W. 1850MmRAS..18...47H
HJ_1850 MemRAS 18, 47, 1850
HJ_1870 Mb - Herschel, J.F.W. 1870MmRAS..38....1H
HJ_1870 MemRAS 38, 1, 1870
HJ_1874A - Herschel, J.F.W. 1874MNRAS..35...28B
HJ_1874A cited by Burnham (MNRAS 35, 28, 1874)
HJ_1875A Ma - Herschel, J.F.W. 1875AN.....85..323D
HJ_1875A +Mb cited by Doberck, 1875 (see Dob1875b,f,g,h)
HJ_1880A Ma - Herschel, J.F.W. 1880Obs.....3..508G
HJ_1880A +Mb cited by Gledhill (Obs 3, 508, 1880)
HJ_1880B Mb - Herschel, J.F.W. 1880MNRAS..40..497B
HJ_1880B cited by Burnham (MNRAS 40, 497, 1880)
HJ_1897A Ma j Herschel, J.F.W. 1897MNRAS..57..541S
HJ_1897A cited by See (MNRAS 57, 541, 1897)
HJ_1905A Ma - Herschel, J.F.W. 1905LicOB...3..147A
HJ_1905A +Mb cited by Aitken (Lick Obs. Bull. 3, 147, 1905)
HJ_1906A Ma - Herschel, J.F.W. 1906MmRAS..56....1L
HJ_1906A +Mb cited by Lewis (MemRAS 56, 1, 1906)
HJ_1906B Ma - Herschel, J.F.W. 1906QB821.B972.....
HJ_1906B +Mb cited in BDS (Burnham Double Star Cat.), 1906
HJ_1927A Mb - Herschel, J.F.W. 1927sdsc.book......
HJ_1927A cited in SDS (Southern Double Star Catalog), 1927
HJ_1932A Mb - Herschel, J.F.W. 1932QB821.A43......
HJ_1932A cited in ADS (Aitken Double Star Cat.), 1932
HJ_9999 M j Herschel, J.F.W. ...................
HJ_9999 +Ma 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
18440+4328 HJ 1342 2006 4 186 18.5 9.47 12.50 F8 D 184358.68+432827.7
18440+4328 HJ 1342 2010 7 186 18.5 9.47 12.59 F8 184358.68+432827.7
18440+4328 HJ 1342 2015 8 186 18.5 9.47 12.59 F8 184358.68+432827.7
18440+4328 HJ 1342 2016 13 186 18.5 9.47 12.59 F8 184358.68+432827.7

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

 
 
WDS 18440+4328 HJ 1342 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18440+4328 HJ 1342 : MEASURES
 
 
No records found.

 
 
WDS 18440+4328 : VIRTUAL EYEPIECE
 
 

18440+4328 HJ 1342A mag 9.47 Sp F8 18440+4328 HJ 1342B sep 18.4 P.A. 184.10 mag 12.59 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 18440+4328 : ALADIN DSS IMAGE @ 18h 43m 58.68s +43° 28' 27.7"
 
 
 
 
WDS 18440+4328 HJ 1342 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18440+4328 HJ 1342 distance=0' 18442+4321 DEA 409 distance=8' 18442+4319 KOI2734 distance=10' 18445+4318 DEA 134 distance=12' 18445+4317 KOI4419AB distance=13' 18445+4317 JKA 3AC distance=13' 18452+4325 KOI 684 distance=14' 18433+4341 DEA 246 distance=16' 18454+4340 KOI6925 distance=20' 18456+4317 DEA 122 distance=22' 18457+4338 DEA 344 distance=23' 18457+4341 DEA 110 distance=24' 18465+4325 KOI5416 distance=29' 18466+4335 KOI5427 distance=30' 18428+4355 KOI2486AB distance=30' 18428+4355 KOI2486AC distance=30' 18442+4259 KOI4599 distance=30' 18440+4256 COU1791 distance=34' 18432+4402 KOI4005 distance=35' 18462+4353 JKA 4 distance=35' 18463+4304 KOI3995 distance=36' 18414+4350 KOI5457 distance=36' 18406+4325 DEA 159 distance=36' 18407+4336 TDT 990 distance=37' 18437+4405 KOI1985 distance=37' 18467+4303 ES 1425 distance=40' 18464+4359 KOI5471 distance=40' 18411+4356 ES 1423 distance=41' 18410+4355 KOI3245 distance=42' 18420+4410 TOI1341 distance=47' 18400+4346 BRT1920 distance=47' 18481+4338 KOI1818 distance=47' 18462+4408 HDS2662AB distance=47' 18462+4408 ARY 54AC distance=47' 18480+4313 DEA 283 distance=48' 18450+4415 TDT1031 distance=48' 18483+4336 DEA 169 distance=48' 18481+4345 DEA 308 distance=48' 18480+4352 HJ 1351AB distance=50' 18480+4352 ABH 104AD distance=50' 18480+4352 ABH 104AE distance=50' 18480+4352 ABH 104AF distance=50' 18480+4352 ABH 104AG distance=50' 18480+4352 ABH 104AH distance=50' 18480+4352 HJ 1351BC distance=51' 18486+4323 KOI2307 distance=51' 18450+4239 HDS2657 distance=52' 18462+4414 KOI4799 distance=52' 18454+4418 KOI1820 distance=52' 18436+4237 ES 478 distance=52' 18484+4347 DEA 367 distance=53' 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 18440+4328 HJ 1342 186 18.5
Show 18442+4321 DEA 409 257 21.4 8
Show 18442+4319 KOI2734 89 2.4 10
Show 18445+4318 DEA 134 300 7.2 12
Show 18445+4317 KOI4419 AB 116 4.0 13
Show 18445+4317 JKA 3 AC 273 15.9 13
Show 18452+4325 KOI 684 1 0.2 14
Show 18433+4341 DEA 246 21 10.6 16
Show 18454+4340 KOI6925 127 2.5 20
Show 18456+4317 DEA 122 353 6.8 22
Show 18457+4338 DEA 344 8 15.1 23
Show 18457+4341 DEA 110 37 6.4 24
Show 18465+4325 KOI5416 218 0.4 29
Show 18466+4335 KOI5427 176 3.1 30
Show 18428+4355 KOI2486 AB 68 0.2 30
Show 18428+4355 KOI2486 AC 85 6.2 30
Show 18442+4259 KOI4599 81 2.0 30
Show 18440+4256 COU1791 127 0.6 34
Show 18432+4402 KOI4005 236 2.0 35
Show 18462+4353 JKA 4 6 408.1 35
Show 18463+4304 KOI3995 117 3.8 36
Show 18414+4350 KOI5457 131 1.3 36
Show 18406+4325 DEA 159 310 7.8 36
Show 18407+4336 TDT 990 311 0.3 37
Show 18437+4405 KOI1985 155 2.8 37
Show 18467+4303 ES 1425 232 4.4 40
Show 18464+4359 KOI5471 72 3.5 40
Show 18411+4356 ES 1423 333 5.0 41
Show 18410+4355 KOI3245 185 1.5 42
Show 18420+4410 TOI1341 246 10.6 47
Show 18400+4346 BRT1920 197 2.9 47
Show 18481+4338 KOI1818 230 2.3 47
Show 18462+4408 HDS2662 AB 257 0.8 47
Show 18462+4408 ARY 54 AC 47 76.0 47
Show 18480+4313 DEA 283 275 11.7 48
Show 18450+4415 TDT1031 201 1.6 48
Show 18483+4336 DEA 169 147 8.6 48
Show 18481+4345 DEA 308 341 13.0 48
Show 18480+4352 HJ 1351 AB 348 24.2 50
Show 18480+4352 ABH 104 AD 340 82.6 50
Show 18480+4352 ABH 104 AE 309 80.2 50
Show 18480+4352 ABH 104 AF 249 52.8 50
Show 18480+4352 ABH 104 AG 193 37.7 50
Show 18480+4352 ABH 104 AH 19 36.2 50
Show 18480+4352 HJ 1351 BC 309 10.6 51
Show 18486+4323 KOI2307 277 2.4 51
Show 18450+4239 HDS2657 37 0.2 52
Show 18462+4414 KOI4799 283 3.5 52
Show 18454+4418 KOI1820 180 3.7 52
Show 18436+4237 ES 478 185 9.3 52
Show 18484+4347 DEA 367 326 17.0 53

 
 
WDS 18440+4328 : COMPONENTS
 
 
  A
B pa=184.1°
sep=18.45"
 
 
18440+4328 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 184358.68+432827.7 Mag 9.47 Spectral class F8 (yellow-white)
PmRA 26.00 PmDE -24.0 Tycho2 3130-01901-1
Tycho2
Tycho2 3130-01901-1 Pflag RAmdeg 280.99451085 DEmdeg 43.47437028
PmRA 27.5 PmDE -23.7 E RAmdeg 12 E DEmdeg 12
E pmRA 1.2 E pmDE 1.2 EpRAm 1989.76 EpDEm 1990.14
Num 7 Q RAmdeg 0.7 Q DEmdeg 1.1 Q pmRA 0.6
Q pmDE 1.1 BTmag 10.050 E BTmag 0.025 VTmag 9.466
E VTmag 0.019 Prox 999 TYC T HIP
CCDM RAdeg 280.99442028 DEdeg 43.47442583 EpRA 1990 1.56
EpDE 1990 1.63 E RAdeg 12.8 E DEdeg 12.1 Posflg
Corr 0.0
CCDM
Ccdm 18440+4328 RComp Comp A Note1
Note2 Discov num DRAs -1.39 DDEs 27.6
R dRAs 65 Year Theta Rho
Obs 2 Vmag 8.8 Sp PmNote
PmRA PmDE Dm number +43 3055 Cat1 BD
Name2 Cat2 HD M HD
ADS BDS B 8780 M ADS BDS N IDS IDS 18419N4323A
HIC
 
 
18440+4328 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184358.56+432809.3 Mag 12.59 Calc delta mag 3.12
Calc coord yes
CCDM
Ccdm 18440+4328 RComp Comp B Note1
Note2 Discov num HJ 1342 DRAs -1.55 DDEs 9.5
R dRAs 65 Year 1902 Theta 186 Rho 18.8
Obs 1 Vmag 11.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS B 8780 M ADS BDS N IDS IDS 18419N4323B
HIC