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Current system
20244+2802
HDS 2918
HD 340062


Nearby doubles
16' : 20241+2746
TDT2238

22' : 20241+2823
AG 404

22' : 20247+2739
MLB 707

32' : 20268+2804
A 393

37' : 20223+2826
TDT2214

37' : 20254+2727
J 509

40' : 20222+2736
MLB 611

41' : 20258+2726
TDT2265

41' : 20264+2832
TDT2269

42' : 20266+2831
TDT2276

42' : 20276+2803
AG 405

43' : 20256+2723
J 2310AB

43' : 20227+2837
COU1169AB

43' : 20273+2820
MLB 774AB

46' : 20269+2731
RAO 432

49' : 20275+2735
BVD 164

50' : 20213+2736
TDT2202

50' : 20207+2808
TDT2195

52' : 20281+2819
MLB 662

52' : 20280+2739
BRT 48

53' : 20237+2710
TDS1067

54' : 20284+2800
TDT2311

58' : 20229+2708
STF2676AB

59' : 20242+2900
BU 443AB

63' : 20201+2735
TDT2179

64' : 20284+2728
COU 725



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

20244+2802 HDS 2918 (HD 340062)

 
 
20h 24m 24.97s +28° 01' 30.6" P.A. 228.00 sep 0.2 mag 10.31,10.76 Sp B9 dist. 465.12 pc (1517.22 l.y.)
 
 
Coord 2000 20244+2802 Discov num HDS2918 Comp Coord arcsec 2000 20 24 24.97 +28 01 30.6
Date first 1991 Date last 2012 Obs 3
Pa first 218 Pa last 227.5 P.A. Now (θ) 227.5°
Sep first 0.2 Sep last 0.154 Sep. Now (ρ) 0.154"
Mag pri 10.31 Mag sec 10.76 delta mag (ΔM) 0.45 Spectral class B9 (blue-white)
Pri motion ra +000 Sec motion ra
Pri motion dec -003 Sec motion dec
Notes X (Dubious double)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 340062 Constellation Vulpecula SAO 88634 HIP 100641
Tycho2 2164-01187-1 Gaia DR2 1860081895612626304 HD 340062 BD BD+27 3718
Distance 465.12 Distance ly 1517.22
 
 
WDS 20244+2802 HDS 2918 (HD 340062) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HDS Hipparcos Double Star (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
20244+2802 HDS2918 1991 1 218 0.2 10.31 10.76 B9 X 202424.97+280130.6
20244+2802 HDS2918 2012 3 228 0.2 10.31 10.76 B9 X 202424.97+280130.6

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

 
 
WDS 20244+2802 HDS 2918 (HD 340062) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20244+2802 HDS 2918 (HD 340062) : MEASURES
 
 
No records found.

 
 
WDS 20244+2802 (HD 340062) : VIRTUAL EYEPIECE
 
 

20244+2802 HDS2918A mag 10.31 Sp B9 20244+2802 HDS2918B sep 0.1 P.A. 223.90 mag 10.76 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20244+2802 (HD 340062) : ALADIN DSS IMAGE @ 20h 24m 24.97s +28° 01' 30.6"
 
 
 
 
WDS 20244+2802 HDS 2918 (HD 340062) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20244+2802 HDS2918 distance=0' 20241+2746 TDT2238 distance=16' 20241+2823 AG 404 distance=22' 20247+2739 MLB 707 distance=22' 20268+2804 A 393 distance=32' 20223+2826 TDT2214 distance=37' 20254+2727 J 509 distance=37' 20222+2736 MLB 611 distance=40' 20258+2726 TDT2265 distance=41' 20264+2832 TDT2269 distance=41' 20266+2831 TDT2276 distance=42' 20276+2803 AG 405 distance=42' 20256+2723 J 2310BC distance=42' 20256+2723 J 2310AB distance=43' 20256+2723 J 2310AC distance=43' 20227+2837 COU1169AB distance=43' 20227+2837 COU1169AC distance=43' 20273+2820 MLB 774AB distance=43' 20273+2820 MLB 774BC distance=44' 20269+2731 RAO 432 distance=46' 20275+2735 BVD 164 distance=49' 20213+2736 TDT2202 distance=50' 20207+2808 TDT2195 distance=50' 20281+2819 MLB 662 distance=52' 20280+2739 BRT 48 distance=52' 20237+2710 TDS1067 distance=53' 20284+2800 TDT2311 distance=54' 20229+2708 ARN 50CD distance=57' 20229+2708 STF2676AB distance=58' 20229+2708 ARN 50AC distance=58' 20229+2708 ARN 50AD distance=58' 20242+2900 BU 443AB distance=59' 20242+2900 BU 443AC distance=59' 20242+2900 BU 443AD distance=59' 20201+2735 TDT2179 distance=63' 20284+2728 COU 725 distance=64' 20266+2858 TDT2275 distance=64' 20288+2735 TDS1076 distance=64' 20270+2902 TDT2283 distance=70' 20195+2740 MLB 609AB distance=70' 20195+2740 MLB 609BC distance=70' 20292+2731 HJ 1519 distance=71' 20253+2651 BUP 210AB distance=71' 20253+2651 BUP 210AD distance=71' 20253+2651 BUP 210AE distance=71' 20253+2651 BUP 210BC distance=72' 20261+2910 MLB 479 distance=72' 20268+2657 J 3086 distance=72' 20196+2727 MLB 610BC distance=73' 20201+2716 KPP3357 distance=74' 20196+2727 MLB 610AB 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 20244+2802 HDS2918 228 0.2
Show 20241+2746 TDT2238 205 0.4 16
Show 20241+2823 AG 404 247 34.4 22
Show 20247+2739 MLB 707 358 3.5 22
Show 20268+2804 A 393 217 0.5 32
Show 20223+2826 TDT2214 8 1.0 37
Show 20254+2727 J 509 262 4.0 37
Show 20222+2736 MLB 611 206 9.9 40
Show 20258+2726 TDT2265 264 2.5 41
Show 20264+2832 TDT2269 332 0.4 41
Show 20266+2831 TDT2276 316 0.7 42
Show 20276+2803 AG 405 70 23.3 42
Show 20256+2723 J 2310 BC 357 5.3 42
Show 20256+2723 J 2310 AB 323 33.5 43
Show 20256+2723 J 2310 AC 328 38.0 43
Show 20227+2837 COU1169 AB 59 0.3 43
Show 20227+2837 COU1169 AC 175 1.7 43
Show 20273+2820 MLB 774 AB 63 44.1 43
Show 20273+2820 MLB 774 BC 279 4.3 44
Show 20269+2731 RAO 432 336 0.2 46
Show 20275+2735 BVD 164 350 2.9 49
Show 20213+2736 TDT2202 0.4 50
Show 20207+2808 TDT2195 346 0.4 50
Show 20281+2819 MLB 662 42 3.4 52
Show 20280+2739 BRT 48 265 4.2 52
Show 20237+2710 TDS1067 203 1.8 53
Show 20284+2800 TDT2311 97 1.5 54
Show 20229+2708 ARN 50 CD 186 25.9 57
Show 20229+2708 STF2676 AB 170 3.0 58
Show 20229+2708 ARN 50 AC 331 84.8 58
Show 20229+2708 ARN 50 AD 318 65.2 58
Show 20242+2900 BU 443 AB 151 16.7 59
Show 20242+2900 BU 443 AC 97 33.6 59
Show 20242+2900 BU 443 AD 139 31.6 59
Show 20201+2735 TDT2179 161 0.7 63
Show 20284+2728 COU 725 59 0.5 64
Show 20266+2858 TDT2275 87 0.4 64
Show 20288+2735 TDS1076 293 1.0 64
Show 20270+2902 TDT2283 355 0.4 70
Show 20195+2740 MLB 609 AB 280 5.5 70
Show 20195+2740 MLB 609 BC 282 17.4 70
Show 20292+2731 HJ 1519 234 15.6 71
Show 20253+2651 BUP 210 AB 232 68.9 71
Show 20253+2651 BUP 210 AD 94 934.4 71
Show 20253+2651 BUP 210 AE 70 448.6 71
Show 20253+2651 BUP 210 BC 232 163.1 72
Show 20261+2910 MLB 479 141 6.4 72
Show 20268+2657 J 3086 17 3.7 72
Show 20196+2727 MLB 610 BC 287 8.1 73
Show 20201+2716 KPP3357 293 3.8 74
Show 20196+2727 MLB 610 AB 26 63.3 74

 
 
WDS 20244+2802 : COMPONENTS
 
 
  A
B pa=223.9°
sep=0.14"
 
 
20244+2802 A
 
 
Componente originario normalizzato AB Name HD 340062 Coord arcsec 2000 202424.97+280130.6 Mag 10.31
Spectral class B9 (blue-white) PmRA 0.00 PmDE -3.0 SAO 88634
HIP 100641 Tycho2 2164-01187-1 HD 340062 BD BD+27 3718
Tycho2
Tycho2 2164-01187-1 Pflag RAmdeg 306.10404457 DEmdeg 28.02514274
PmRA 2.8 PmDE -4.0 E RAmdeg 9 E DEmdeg 9
E pmRA 1.4 E pmDE 1.3 EpRAm 1990.96 EpDEm 1990.90
Num 8 Q RAmdeg 0.9 Q DEmdeg 0.4 Q pmRA 0.9
Q pmDE 0.5 BTmag 9.993 E BTmag 0.018 VTmag 9.701
E VTmag 0.017 Prox 999 TYC T HIP 100641
CCDM AB RAdeg 306.10403750 DEdeg 28.02515222 EpRA 1990 1.82
EpDE 1990 1.87 E RAdeg 9.4 E DEdeg 8.7 Posflg P
Corr 0.3
SAO
SAO 88634 DelFlag RA1950 PmRA1950 -0.0009
DE1950 PmDE1950 0.004 Vmag 9 SpType B9
Double code Source 34 CatNum 11252 DM BD+27 3718
DMcomp BDsup HD 340062 M HD 0
GC RA1950rad 5.33342694 DE1950rad 0.48628794 PmRA2000 -0.0008
PmDE2000 0.001
Hipparcos
Catalog H HIP 100641 Proxy H RAhms 20 24 24.97
DEdms +28 01 30.6 Vmag 9.68 VarFlag R Vmag H
RAdeg 306.104 DEdeg 28.0252 AstroRef * Plx 1.55
CCDM 20244+2802 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source S Qual A M HIP AB
Theta 218 Rho 0.161 HD 340062 BD BD+27 3718
CD CP Dm number +27 3718 VIred 0.06
SpType B9 R SpType Coord arcsec 2000 202424.97+280130.6
Hipparcos 2
HIP 100641 Sn 55 So 3 Nc 2
RArad 5.3425233117 DErad 0.4891311979 Plx 2.15 PmRA 0.14
PmDE -3.45 E RArad 0.71 E DErad 0.89 E Plx 1.55
E pmRA 0.74 E pmDE 0.84 Hpmag 9.7612 E Hpmag 0.0022
SHp 0.032 VA 0 BV 0.287 E BV 0.022
VI 0.33
CCDM
Ccdm 20244+2802 RComp Comp A Note1
Note2 Discov num DRAs 0.98 DDEs -29.4
R dRAs 82 Year Theta Rho
Obs 2 Vmag 10.3 Sp B9 PmNote *
PmRA 0 PmDE -3 Dm number +27 3718 Cat1 BD
Name2 +27 2191 Cat2 AGK2/3 HD 340062 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 100641
 
 
20244+2802 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202424.96+280130.5 Mag 10.76 Calc delta mag 0.45
Calc coord yes
CCDM
Ccdm 20244+2802 RComp Comp B Note1
Note2 Discov num HDS DRAs 0.96 DDEs -29.6
R dRAs 82 Year 1991 Theta 218 Rho 0.2
Obs 1 Vmag 10.8 Sp PmNote *
PmRA 0 PmDE -3 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 100641