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Current system
18448+4458
WEB 7


Nearby doubles
20' : 18429+4456
STF2380

30' : 18465+4434
DEA 241

31' : 18476+4450
KOI 68AB

35' : 18470+4432
DEA 207

37' : 18450+4422
ES 1424

41' : 18454+4418
KOI1820

42' : 18485+4513
UC 3679

44' : 18450+4415
TDT1031

46' : 18465+4416
TDT1049

47' : 18462+4414
KOI4799

47' : 18471+4418
KOI1150

50' : 18481+4423
KOI2385

50' : 18486+4429
RAO 512

52' : 18462+4408
HDS2662AB

53' : 18447+4550
ES 22AB

54' : 18437+4405
KOI1985

55' : 18474+4411
DEA 249

56' : 18473+4409
KOI2593AB

56' : 18477+4412
DEA 305

56' : 18485+4418
KOI4399AB

57' : 18420+4410
TOI1341

57' : 18499+4444
DEA 443

58' : 18411+4416
HDS2647

59' : 18432+4402
KOI4005

62' : 18464+4359
KOI5471

63' : 18500+4526
LDS4800



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

18448+4458 WEB 7

 
 
18h 44m 47.67s +44° 57' 37.8" P.A. 50.00 sep 11.3 mag 9.55,10.35 Sp A5
 
 
Coord 2000 18448+4458 Discov num WEB   7 Comp Coord arcsec 2000 18 44 47.67 +44 57 37.8
Date first 1893 Date last 2016 Obs 19
Pa first 51 Pa last 49.5 P.A. Now (θ) 49.5°
Sep first 11.5 Sep last 11.288 Sep. Now (ρ) 11.288"
Mag pri 9.55 Mag sec 10.35 delta mag (ΔM) 0.8 Spectral class A5 (white)
Pri motion ra +003 Sec motion ra +003
Pri motion dec +002 Sec motion dec +003
Notes
rPM=0.236 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lyra Tycho2 3130-00107-1 Gaia DR2 2117477120983431552
 
 
WDS 18448+4458 WEB 7 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
WEB Webb, T.W. (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18448+4458 WEB 7 2003 9 49 11.9 9.55 10.35 A5 D 184447.67+445737.8
18448+4458 WEB 7 2013 11 49 11.2 9.55 10.35 A5 D 184447.67+445737.8
18448+4458 WEB 7 2015 13 50 11.3 9.55 10.35 A5 184447.67+445737.8
18448+4458 WEB 7 2016 18 50 11.3 9.55 10.35 A5 184447.67+445737.8

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

 
 
WDS 18448+4458 WEB 7 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18448+4458 WEB 7 : MEASURES
 
 
No records found.

 
 
WDS 18448+4458 : VIRTUAL EYEPIECE
 
 

18448+4458 WEB 7A mag 9.55 Sp A5 18448+4458 WEB 7B sep 9.5 P.A. 39.60 mag 10.35 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 18448+4458 : ALADIN DSS IMAGE @ 18h 44m 47.67s +44° 57' 37.8"
 
 
 
 
WDS 18448+4458 WEB 7 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18448+4458 WEB 7 distance=0' 18429+4456 STF2380 distance=20' 18465+4434 DEA 241 distance=30' 18476+4450 KOI 68AB distance=31' 18476+4450 KOI 68AC distance=31' 18476+4450 KOI 68AD distance=31' 18470+4432 DEA 207 distance=35' 18450+4422 ES 1424 distance=37' 18454+4418 KOI1820 distance=41' 18485+4513 UC 3679 distance=42' 18450+4415 TDT1031 distance=44' 18465+4416 TDT1049 distance=46' 18462+4414 KOI4799 distance=47' 18471+4418 KOI1150 distance=47' 18481+4423 KOI2385 distance=50' 18486+4429 RAO 512 distance=50' 18462+4408 HDS2662AB distance=52' 18462+4408 ARY 54AC distance=52' 18447+4550 ES 22AB distance=53' 18447+4550 HJ 1346AC distance=53' 18437+4405 KOI1985 distance=54' 18474+4411 DEA 249 distance=55' 18473+4409 KOI2593AB distance=56' 18473+4409 KOI2593AC distance=56' 18477+4412 DEA 305 distance=56' 18485+4418 KOI4399AB distance=56' 18485+4418 KOI4399AC distance=56' 18485+4418 KOI4399AD distance=56' 18485+4418 KOI4399Aa,Ab distance=56' 18420+4410 TOI1341 distance=57' 18499+4444 DEA 443 distance=57' 18411+4416 HDS2647 distance=58' 18432+4402 KOI4005 distance=59' 18464+4359 KOI5471 distance=62' 18500+4526 LDS4800 distance=63' 18395+4425 KPP3332 distance=66' 18462+4353 JKA 4 distance=66' 18428+4355 KOI2486AB distance=67' 18428+4355 KOI2486AC distance=67' 18451+4608 STF2395AB distance=71' 18451+4608 WAL 94AC distance=71' 18474+4606 HJ 1348AB distance=74' 18474+4606 HJ 1348BC distance=74' 18411+4356 ES 1423 distance=74' 18480+4352 HJ 1351BC distance=75' 18480+4352 HJ 1351AB distance=75' 18480+4352 ABH 104AD distance=75' 18480+4352 ABH 104AE distance=75' 18480+4352 ABH 104AF distance=75' 18480+4352 ABH 104AG distance=75' 18480+4352 ABH 104AH distance=75' 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 18448+4458 WEB 7 50 11.3
Show 18429+4456 STF2380 8 25.5 20
Show 18465+4434 DEA 241 98 10.6 30
Show 18476+4450 KOI 68 AB 257 0.7 31
Show 18476+4450 KOI 68 AC 260 2.7 31
Show 18476+4450 KOI 68 AD 356 3.4 31
Show 18470+4432 DEA 207 283 9.7 35
Show 18450+4422 ES 1424 90 7.9 37
Show 18454+4418 KOI1820 180 3.7 41
Show 18485+4513 UC 3679 313 24.0 42
Show 18450+4415 TDT1031 201 1.6 44
Show 18465+4416 TDT1049 1.3 46
Show 18462+4414 KOI4799 283 3.5 47
Show 18471+4418 KOI1150 323 0.4 47
Show 18481+4423 KOI2385 337 3.5 50
Show 18486+4429 RAO 512 -1 0.2 50
Show 18462+4408 HDS2662 AB 257 0.8 52
Show 18462+4408 ARY 54 AC 47 76.0 52
Show 18447+4550 ES 22 AB 133 3.3 53
Show 18447+4550 HJ 1346 AC 216 28.0 53
Show 18437+4405 KOI1985 155 2.8 54
Show 18474+4411 DEA 249 164 11.1 55
Show 18473+4409 KOI2593 AB 321 0.4 56
Show 18473+4409 KOI2593 AC 342 2.9 56
Show 18477+4412 DEA 305 141 12.8 56
Show 18485+4418 KOI4399 AB 17 2.1 56
Show 18485+4418 KOI4399 AC 359 2.3 56
Show 18485+4418 KOI4399 AD 348 2.7 56
Show 18485+4418 KOI4399 Aa,Ab 347 0.1 56
Show 18420+4410 TOI1341 246 10.6 57
Show 18499+4444 DEA 443 36 27.5 57
Show 18411+4416 HDS2647 279 0.1 58
Show 18432+4402 KOI4005 236 2.0 59
Show 18464+4359 KOI5471 72 3.5 62
Show 18500+4526 LDS4800 76 35.0 63
Show 18395+4425 KPP3332 297 21.9 66
Show 18462+4353 JKA 4 6 408.1 66
Show 18428+4355 KOI2486 AB 68 0.2 67
Show 18428+4355 KOI2486 AC 85 6.2 67
Show 18451+4608 STF2395 AB 308 8.5 71
Show 18451+4608 WAL 94 AC 170 58.2 71
Show 18474+4606 HJ 1348 AB 294 72.6 74
Show 18474+4606 HJ 1348 BC 311 17.5 74
Show 18411+4356 ES 1423 333 5.0 74
Show 18480+4352 HJ 1351 BC 309 10.6 75
Show 18480+4352 HJ 1351 AB 348 24.2 75
Show 18480+4352 ABH 104 AD 340 82.6 75
Show 18480+4352 ABH 104 AE 309 80.2 75
Show 18480+4352 ABH 104 AF 249 52.8 75
Show 18480+4352 ABH 104 AG 193 37.7 75
Show 18480+4352 ABH 104 AH 19 36.2 75

 
 
WDS 18448+4458 : COMPONENTS
 
 
  A
B pa=39.6°
sep=9.52"
 
 
18448+4458 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 184447.67+445737.8 Mag 9.55 Spectral class A5 (white)
PmRA 3.00 PmDE 2.0 Tycho2 3130-00107-1
Tycho2
Tycho2 3130-00107-1 Pflag RAmdeg 281.19862445 DEmdeg 44.96050349
PmRA 3.3 PmDE 2.6 E RAmdeg 13 E DEmdeg 13
E pmRA 1.3 E pmDE 1.2 EpRAm 1990.43 EpDEm 1990.28
Num 6 Q RAmdeg 1.2 Q DEmdeg 0.6 Q pmRA 1.2
Q pmDE 0.7 BTmag 9.771 E BTmag 0.023 VTmag 9.546
E VTmag 0.023 Prox 114 TYC T HIP
CCDM RAdeg 281.19861278 DEdeg 44.96049694 EpRA 1990 1.74
EpDE 1990 1.64 E RAdeg 12.9 E DEdeg 12.7 Posflg
Corr 0.0
CCDM
Ccdm 18448+4458 RComp Comp A Note1
Note2 Discov num DRAs -0.36 DDEs -22.2
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.1 Sp PmNote *
PmRA 8 PmDE -1 Dm number +44 2985 Cat1 BD
Name2 +44 1530 Cat2 AGK2/3 HD M HD
ADS BDS A11648 M ADS BDS N IDS IDS 18418N4451A
HIC
 
 
18448+4458 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184448.24+445745.1 Mag 10.35 PmRA 3.00
PmDE 3.0 Tycho2 3130-02984-1 Calc delta mag 0.8 Calc coord yes
Tycho2
Tycho2 3130-02984-1 Pflag RAmdeg 281.20201372 DEmdeg 44.96256509
PmRA 3.1 PmDE 4.8 E RAmdeg 36 E DEmdeg 33
E pmRA 1.7 E pmDE 1.6 EpRAm 1986.58 EpDEm 1986.81
Num 3 Q RAmdeg 0.2 Q DEmdeg 0.4 Q pmRA 0.2
Q pmDE 0.4 BTmag 11.495 E BTmag 0.078 VTmag 10.353
E VTmag 0.044 Prox 114 TYC T HIP
CCDM RAdeg 281.20200361 DEdeg 44.96255417 EpRA 1990 1.71
EpDE 1990 1.71 E RAdeg 36.8 E DEdeg 33.5 Posflg
Corr 0.1
CCDM
Ccdm 18448+4458 RComp Comp B Note1
Note2 Discov num WEB DRAs DDEs
R dRAs Year 1913 Theta 050 Rho 10.9
Obs 2 Vmag 9.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11648 M ADS BDS N IDS IDS 18418N4451B
HIC