20028+6752 LDS 2447 AC

 
 
20h 02m 49.05s +67° 52' 24.4" P.A. 226.00 sep 141.0 mag 4.51,17.80 Sp K3III dist. 131.41 pc (428.66 l.y.)
 
 
Coord 2000 20028+6752 Discov num LDS2447 Comp AC Coord arcsec 2000 20 02 49.05 +67 52 24.4
Date first 1953 Date last 2003 Obs 3
Pa first 225 Pa last 226.1 P.A. Now (θ) 226.1°
Sep first 145.0 Sep last 140.95 Sep. Now (ρ) 140.95"
Mag pri 4.51 Mag sec 17.80 delta mag (ΔM) 13.29 Spectral class K3III (yellow-orange)
Pri motion ra +016 Sec motion ra
Pri motion dec +047 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
20028+6752 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show Rho Dra 18676 20 02 49 +67 52 24 LDS 2447 AB 2003 2 180 125.4 4.51 14.60 10.09
Show 18676 20 02 49 +67 52 24 LDS 2447 AC 2003 3 226 141.0 4.51 17.80 13.29 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Draco SAO 18676 HIP 98702 Tycho2 4446-01736-1
Gaia DR2 2249908073868092544 HD 190940 HR 7685 GC 27856
BD BD+67 1222 Bayer Rho Draconis Bayer name Rho Dra Flamsteed 67 Draconis
Flamsteed name 67 Dra FK5 3608 Distance 131.41 Distance ly 428.66
Bayer greek ρ Dra
 
 
WDS 20028+6752 LDS 2447 AC : NOTES
 
 
discov_num notes refcode
LDS2447 rho Dra = 67 Dra
 
 
REFERENCES
 
 
refcode metd author reference
LDS Luyten p.m. catalog (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
20028+6752 LDS2447 AC 1999 2 226 141.3 4.51 17.80 K3III N D 200249.05+675224.4
20028+6752 LDS2447 AC 2003 3 226 141.6 4.51 17.80 K3III N D 200249.05+675224.4

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WDS 20028+6752 LDS 2447 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20028+6752 LDS 2447 AC : MEASURES
 
 
No records found.

 
 
WDS 20028+6752 : VIRTUAL EYEPIECE
 
 

20028+6752 LDS2447A mag 4.51 Sp K3III 20028+6752 LDS2447B sep 125.4 P.A. 180.10 mag 14.6 20028+6752 LDS2447C sep 105.0 P.A. 201.40 mag 17.8 virtual eyepiece
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Radius:
Components only
 
 
WDS 20028+6752 : ALADIN DSS IMAGE @ 20h 02m 49.05s +67° 52' 24.4"
 
 
 
 
WDS 20028+6752 LDS 2447 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


20028+6752  LDS2447AC distance=0' 20039+6754  MLB 295 distance=3' 20005+6759  MLB 359AB distance=15' 20005+6759  MLB 359AC distance=15' 19593+6729  TDT1903 distance=31' 20065+6817  TDT1984 distance=32' 20031+6721  MLB 294 distance=32' 20087+6730  SKF1244 distance=41' 20055+6834  TDT1964 distance=44' 20023+6706  SKF1242 distance=47' 19528+6732  LDS2446 distance=61' 20140+6736  MLB 296 distance=67' 19522+6726  OSO 114 distance=67' 20144+6705  MLB 297 distance=82' 19509+6852  HDS2826 distance=89' 20185+6743  MLB 298 distance=90' 20020+6922  MLB 293 distance=91' 20049+6926  HDS2863AB distance=94' 19503+6857  MLB 358 distance=95' 19540+6915  UC 4049 distance=96' 20070+6618  STF2650 distance=98' 20173+6658  LDS2450 distance=101' 19562+6618  HU 1307 distance=103' 19490+6646  MLB 265 distance=104' 20026+6952  SKF1243 distance=120' 20223+6709  KPP4193 distance=120' 19457+6908  MLB 357 distance=121' 20171+6943  LDS1930 distance=134' 20061+6538  TDT1975 distance=137' 20117+6542  TDT2071 distance=141' 19433+6929  MLB 415 distance=144' 19495+6957  MLB1086AB distance=145' 19528+7009  TDT1819 distance=147' 20207+6609  SKF2610 distance=147' 20194+6600  TDT2167 distance=149' 20016+7027  A   865 distance=156' 20160+7013  MLB 360 distance=158' 20023+6515  STI 941 distance=158' 20074+6511  HJL1102 distance=164' 19482+7016  STF2603 (Tyl) distance=164' 20185+6533  KPP 467 distance=168' 20183+6526  MLB 219 distance=172' 20086+7047  LDS1927 distance=177' 20015+6449  H 6  38AB distance=184' 20156+7051  MLB 418 distance=191' 20023+6438  STTA200AB distance=195' 20023+6438  STTA200AC distance=195' 20042+6434  BU 1479 distance=199' 19431+6506  TDT1667 distance=204' 19582+6430  UC 4059 distance=205' 20119+6431  STF2660 distance=210' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 20028+6752 LDS2447 AB 180 125.4
Show 20028+6752 LDS2447 AC 226 141.0
Show 20039+6754 MLB 295 305 7.3 3
Show 20005+6759 MLB 359 AB 284 4.9 15
Show 20005+6759 MLB 359 AC 326 30.9 15
Show 19593+6729 TDT1903 87 0.4 31
Show 20065+6817 TDT1984 39 1.6 32
Show 20031+6721 MLB 294 155 3.3 32
Show 20087+6730 SKF1244 184 97.9 41
Show 20055+6834 TDT1964 340 2.0 44
Show 20023+6706 SKF1242 13 20.8 47
Show 19528+6732 LDS2446 265 29.2 61
Show 20140+6736 MLB 296 284 3.2 67
Show 19522+6726 OSO 114 257 23.4 67
Show 20144+6705 MLB 297 213 2.7 82
Show 19509+6852 HDS2826 39 0.4 89
Show 20185+6743 MLB 298 156 9.0 90
Show 20020+6922 MLB 293 91 4.8 91
Show 20049+6926 HDS2863 AB 3 0.9 94
Show 19503+6857 MLB 358 254 3.9 95
Show 19540+6915 UC 4049 58 61.7 96
Show 20070+6618 STF2650 228 21.9 98
Show 20173+6658 LDS2450 227 13.2 101
Show 19562+6618 HU 1307 25 1.0 103
Show 19490+6646 MLB 265 196 2.7 104
Show 20026+6952 SKF1243 187 46.0 120
Show 20223+6709 KPP4193 9 1.5 120
Show 19457+6908 MLB 357 260 1.8 121
Show 20171+6943 LDS1930 292 51.8 134
Show 20061+6538 TDT1975 274 0.8 137
Show 20117+6542 TDT2071 65 0.8 141
Show 19433+6929 MLB 415 350 8.7 144
Show 19495+6957 MLB1086 AB 339 5.2 145
Show 19528+7009 TDT1819 256 0.4 147
Show 20207+6609 SKF2610 187 13.0 147
Show 20194+6600 TDT2167 125 0.4 149
Show 20016+7027 A 865 89 2.6 156
Show 20160+7013 MLB 360 202 2.5 158
Show 20023+6515 STI 941 96 11.7 158
Show 20074+6511 HJL1102 123 126.7 164
Show Tyl 19482+7016 STF2603 20 3.5 164
Show 20185+6533 KPP 467 243 4.7 168
Show 20183+6526 MLB 219 333 2.9 172
Show 20086+7047 LDS1927 220 3.9 177
Show 20015+6449 H 6 38 AB 171 193.1 184
Show 20156+7051 MLB 418 14 2.4 191
Show 20023+6438 STTA200 AB 332 98.9 195
Show 20023+6438 STTA200 AC 190 27.0 195
Show 20042+6434 BU 1479 46 43.0 199
Show 19431+6506 TDT1667 332 0.8 204
Show 19582+6430 UC 4059 43 8.6 205

 
 
WDS 20028+6752 : COMPONENTS
 
 
  A B
B pa=180.1°
sep=125.41"
 
C pa=201.4°
sep=104.96"
pa=306.0°
sep=47.05"
 
 
20028+6752 A
 
 
Name Rho Dra Coord arcsec 2000 200249.05+675224.4 Mag 4.51 Spectral class K3III (yellow-orange)
PmRA 16.00 PmDE 47.0 SAO 18676 HIP 98702
Tycho2 4446-01736-1 HD 190940 HR 7685 GC 27856
BD BD+67 1222 Bayer Rho Draconis Bayer name Rho Dra Flamsteed 67 Draconis
Flamsteed name 67 Dra FK5 3608
Tycho2
Tycho2 4446-01736-1 Pflag RAmdeg 300.70446338 DEmdeg 67.87356441
PmRA 15.7 PmDE 48.1 E RAmdeg 3 E DEmdeg 3
E pmRA 0.9 E pmDE 1.0 EpRAm 1991.44 EpDEm 1991.58
Num 13 Q RAmdeg 0.3 Q DEmdeg 0.7 Q pmRA 0.4
Q pmDE 0.7 BTmag 6.247 E BTmag 0.014 VTmag 4.653
E VTmag 0.009 Prox 999 TYC T HIP 98702
CCDM RAdeg 300.70436639 DEdeg 67.87345389 EpRA 1990 1.63
EpDE 1990 1.72 E RAdeg 3.4 E DEdeg 3.4 Posflg
Corr 0.0
SAO
SAO 18676 DelFlag RA1950 PmRA1950 0.002
DE1950 PmDE1950 0.05 Vmag 4.7 SpType K0
Double code Source 70 CatNum 27856 DM BD+67 1222
DMcomp BDsup HD 190940 M HD 0
GC 27856 RA1950rad 5.24732707 DE1950rad 1.18212706 PmRA2000 0.0025
PmDE2000 0.047
Hipparcos
Catalog H HIP 98702 Proxy RAhms 20 02 49.05
DEdms +67 52 24.4 Vmag 4.51 VarFlag R Vmag G
RAdeg 300.704 DEdeg 67.8735 AstroRef Plx 8.02
CCDM 20028+6752 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 190940 BD BD+67 1222
CD CP Dm number +67 1222 VIred 1.23
SpType K3III R SpType Coord arcsec 2000 200249.05+675224.4
Hipparcos 2
HIP 98702 Sn 5 So 0 Nc 1
RArad 5.2482812169 DErad 1.1846151552 Plx 7.61 PmRA 16.44
PmDE 47.31 E RArad 0.17 E DErad 0.16 E Plx 0.17
E pmRA 0.22 E pmDE 0.2 Hpmag 4.6767 E Hpmag 0.0005
SHp 0.005 VA 0 BV 1.313 E BV 0.008
VI 1.23
CCDM
Ccdm 20028+6752 RComp Comp A Note1
Note2 Discov num DRAs 1.04 DDEs 25.1
R dRAs 10 Year Theta Rho
Obs 3 Vmag 6.0 Sp K0 PmNote *
PmRA 12 PmDE 52 Dm number +67 1222 Cat1 BD
Name2 +67 888 Cat2 AGK2/3 HD 190940 M HD
ADS BDS M ADS BDS N IDS IDS 20024N6735A
HIC 98702
 
 
20028+6752 B
 
 
Coord arcsec 2000 200249.01+675019.0 Mag 14.6 PmRA 26.00 PmDE 39.0
Calc delta mag 10.09 Calc coord yes
CCDM
Ccdm 20028+6752 RComp Comp B Note1
Note2 Discov num LDS2447 DRAs DDEs
R dRAs Year 1953 Theta 180 Rho 124.0
Obs 1 Vmag 14.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20024N6735B
HIC
 
 
20028+6752 C
 
 
Coord arcsec 2000 200242.28+675046.7 Mag 17.8 Calc delta mag 13.29 Calc coord yes
CCDM
Ccdm 20028+6752 RComp Comp C Note1
Note2 Discov num LDS2447 DRAs DDEs
R dRAs Year 1953 Theta 225 Rho 145.0
Obs 1 Vmag 17.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20024N6735C
HIC