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Doubles in session


Current system
04472+2027
KU 85
HD 284802


Nearby doubles
27' : 04452+2029
LDS2272

35' : 04448+2018
LDS3612

40' : 04443+2017
KOH 22AB

52' : 04444+1952
KOH 23AB

52' : 04460+2116
BU 1386

55' : 04510+2026
GRV 219

56' : 04449+1941
LDS5589

58' : 04431+2038
OCC 380

59' : 04431+2015
HO 333AB

62' : 04429+2038
HO 332

64' : 04469+2130
SCA 32

66' : 04513+2057
BRT2318

76' : 04443+1923
LDS2269

76' : 04456+1914
TDS2956

78' : 04447+1918
ST 2

78' : 04459+1911
AG 311AB

79' : 04473+2145
OSW 72

81' : 04414+2014
A 2352

82' : 04516+2114
J 1901

83' : 04527+2000
A 2426

83' : 04444+2139
OCC 364

84' : 04461+1905
HZG 3

85' : 04495+2145
SCA 33

86' : 04479+1902
LDS3619

87' : 04413+2054
LWR 5

90' : 04452+1901
TDS 145



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.

04472+2027 KU 85 (HD 284802)

 
 
04h 47m 09.26s +20° 26' 30.6" P.A. 33.00 sep 33.5 mag 9.64,10.45 Sp F8
 
 
Coord 2000 04472+2027 Discov num KU   85 Comp Coord arcsec 2000 04 47 09.26 +20 26 30.6
Date first 1896 Date last 2015 Obs 27
Pa first 31 Pa last 32.6 P.A. Now (θ) 32.6°
Sep first 27.5 Sep last 33.52 Sep. Now (ρ) 33.52"
Mag pri 9.64 Mag sec 10.45 delta mag (ΔM) 0.81 Spectral class F8 (yellow-white)
Pri motion ra -037 Sec motion ra -007
Pri motion dec -048 Sec motion dec -005
Notes N U (See Notes, Proper motion indicates non-physical)
rPM=0.865
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 284802 Constellation Taurus SAO 76750 Tycho2 1275-01521-1
Gaia DR2 3410330545580940160 HD 284802
 
 
WDS 04472+2027 KU 85 (HD 284802) : NOTES
 
 
discov_num notes refcode
KU 85 Also known as STF 593.
 
 
REFERENCES
 
 
refcode metd author reference
Ku_1884 Ma - Kustner, F. 1884AN....108..281K
Ku_1884 AN 108, 281, 1884
Ku_1902 Ma - Kustner, F. 1902AN....160...71K
Ku_1902 AN 160, 71, 1902
Ku_1905A Ma - Kustner, F. 1905LicOB...3..147A
Ku_1905A cited by Aitken (Lick Obs. Bull. 3, 147, 1905)
Ku_1963A - Kustner, F. 1963icvd.book.....J
Ku_1963A cited in IDS (Lick Index Cat.), 1963
Ku_1932A - Kustner, F. 1932QB821.A43......
Ku_1932A cited in ADS (Aitken Double Star Cat.), 1932
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
04472+2027 KU 85 2007 15 32 33.2 9.64 10.45 F8 NLD 044709.26+202630.6
04472+2027 KU 85 2011 16 32 33.4 9.64 10.45 F8 NLD 044709.26+202630.6
04472+2027 KU 85 2012 18 33 34.1 9.64 10.45 F8 NLD 044709.26+202630.6
04472+2027 KU 85 2015 20 33 33.5 9.64 10.45 F8 NL 044709.26+202630.6

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

 
 
WDS 04472+2027 KU 85 (HD 284802) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 04472+2027 KU 85 (HD 284802) : MEASURES
 
 
No records found.

 
 
WDS 04472+2027 (HD 284802) : VIRTUAL EYEPIECE
 
 

04472+2027 KU 85A mag 9.64 Sp F8 04472+2027 KU 85B sep 32.9 P.A. 30.90 mag 10.45 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 04472+2027 (HD 284802) : ALADIN DSS IMAGE @ 04h 47m 09.26s +20° 26' 30.6"
 
 
 
 
WDS 04472+2027 KU 85 (HD 284802) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

04472+2027 KU 85 distance=0' 04452+2029 LDS2272 distance=27' 04448+2018 LDS3612 distance=35' 04443+2017 KOH 22AB distance=40' 04443+2017 DAE 32Aa,Ab distance=40' 04444+1952 KOH 23AB distance=52' 04444+1952 LDS2270AB,C distance=52' 04444+1952 DAE 33AD distance=52' 04460+2116 BU 1386 distance=52' 04510+2026 GRV 219 distance=55' 04449+1941 LDS5589 distance=56' 04431+2038 OCC 380 distance=58' 04431+2015 HO 333AB distance=59' 04431+2015 HO 333AC distance=59' 04429+2038 HO 332 distance=62' 04469+2130 SCA 32 distance=64' 04513+2057 BRT2318 distance=66' 04443+1923 LDS2269 distance=76' 04456+1914 TDS2956 distance=76' 04447+1918 ST 2 distance=78' 04459+1911 AG 311AB distance=78' 04459+1911 CTT 8AC distance=78' 04473+2145 OSW 72 distance=79' 04414+2014 A 2352 distance=81' 04516+2114 J 1901 distance=82' 04527+2000 A 2426 distance=83' 04444+2139 OCC 364 distance=83' 04461+1905 HZG 3 distance=84' 04495+2145 SCA 33 distance=85' 04479+1902 LDS3619 distance=86' 04413+2054 LWR 5 distance=87' 04452+1901 TDS 145 distance=90' 04409+2004 LDS2263 distance=92' 04408+2052 WSI 43 distance=94' 04537+2005 FOX 58 distance=94' 04496+2155 SCA 35 distance=95' 04438+1859 LDS2267 distance=99' 04409+2123 LDS5584 distance=104' 04476+2211 HU 443 distance=105' 04529+1920 KOH 31 distance=106' 04396+2045 HU 441 distance=108' 04522+1905 LDS1191 distance=110' 04491+1838 GUE 7 distance=112' 04399+1940 RED 8 distance=114' 04514+1850 BUP 70 distance=114' 04549+2057 LDS1194AB distance=115' 04468+2221 SCA 31 distance=115' 04495+2219 SCA 34 distance=118' 04411+1906 LDS2264 distance=118' 04429+1843 LDS2266BC distance=120' 04469+2226 OCC1055 distance=120' 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 04472+2027 KU 85 33 33.5
Show 04452+2029 LDS2272 154 5.2 27
Show 04448+2018 LDS3612 347 10.1 35
Show 04443+2017 KOH 22 AB 159 9.9 40
Show 04443+2017 DAE 32 Aa,Ab 98 0.2 40
Show 04444+1952 KOH 23 AB 353 0.3 52
Show 04444+1952 LDS2270 AB,C 7 6.2 52
Show 04444+1952 DAE 33 AD 201 2.8 52
Show 04460+2116 BU 1386 115 5.2 52
Show 04510+2026 GRV 219 344 12.7 55
Show 04449+1941 LDS5589 173 158.1 56
Show 04431+2038 OCC 380 -1 0.1 58
Show 04431+2015 HO 333 AB 152 1.8 59
Show 04431+2015 HO 333 AC 223 31.3 59
Show 04429+2038 HO 332 128 1.4 62
Show 04469+2130 SCA 32 96 37.1 64
Show 04513+2057 BRT2318 193 3.3 66
Show 04443+1923 LDS2269 20 46.6 76
Show 04456+1914 TDS2956 140 2.3 76
Show 04447+1918 ST 2 91 6.8 78
Show 04459+1911 AG 311 AB 112 33.0 78
Show 04459+1911 CTT 8 AC 172 54.3 78
Show 04473+2145 OSW 72 174 104.2 79
Show 04414+2014 A 2352 317 3.8 81
Show 04516+2114 J 1901 310 10.0 82
Show 04527+2000 A 2426 193 4.0 83
Show 04444+2139 OCC 364 -1 0.1 83
Show 04461+1905 HZG 3 258 2.6 84
Show 04495+2145 SCA 33 144 30.0 85
Show 04479+1902 LDS3619 37 3.6 86
Show 04413+2054 LWR 5 199 14.4 87
Show 04452+1901 TDS 145 213 0.9 90
Show 04409+2004 LDS2263 276 15.4 92
Show 04408+2052 WSI 43 357 18.6 94
Show 04537+2005 FOX 58 194 2.1 94
Show 04496+2155 SCA 35 107 36.2 95
Show 04438+1859 LDS2267 174 3.2 99
Show 04409+2123 LDS5584 98 26.9 104
Show 04476+2211 HU 443 295 0.5 105
Show 04529+1920 KOH 31 305 0.4 106
Show 04396+2045 HU 441 47 1.7 108
Show 04522+1905 LDS1191 85 85.3 110
Show 04491+1838 GUE 7 107 0.4 112
Show 04399+1940 RED 8 131 0.1 114
Show 04514+1850 BUP 70 302 181.5 114
Show 04549+2057 LDS1194 AB 149 7.6 115
Show 04468+2221 SCA 31 282 46.7 115
Show 04495+2219 SCA 34 329 23.8 118
Show 04411+1906 LDS2264 69 37.7 118
Show 04429+1843 LDS2266 BC 133 171.1 120
Show 04469+2226 OCC1055 -1 0.1 120

 
 
WDS 04472+2027 : COMPONENTS
 
 
  A
B pa=30.9°
sep=32.92"
 
 
04472+2027 A
 
 
Componente originario normalizzato AB Name HD 284802 Coord arcsec 2000 044709.26+202630.6 Mag 9.64
Spectral class F8 (yellow-white) PmRA -37.00 PmDE -48.0 SAO 76750
Tycho2 1275-01521-1 HD 284802 DM BD+20 821
Tycho2
Tycho2 1275-01521-1 Pflag RAmdeg 71.78856895 DEmdeg 20.44182310
PmRA -36.7 PmDE -47.3 E RAmdeg 16 E DEmdeg 20
E pmRA 0.8 E pmDE 0.8 EpRAm 1984.12 EpDEm 1980.71
Num 17 Q RAmdeg 1.2 Q DEmdeg 1.4 Q pmRA 1.2
Q pmDE 1.5 BTmag 10.345 E BTmag 0.037 VTmag 9.644
E VTmag 0.029 Prox 325 TYC T HIP
CCDM RAdeg 71.78865917 DEdeg 20.44193889 EpRA 1990 1.65
EpDE 1990 1.37 E RAdeg 18.5 E DEdeg 24.0 Posflg
Corr -0.3
SAO
SAO 76750 DelFlag RA1950 PmRA1950 -0.003
DE1950 PmDE1950 -0.035 Vmag 9.1 SpType F8
Double code Source 35 CatNum 1519 DM BD+20 821
DMcomp A BDsup HD 284802 M HD 0
GC RA1950rad 1.24006416 DE1950rad 0.35524245 PmRA2000 -0.0031
PmDE2000 -0.035
CCDM
Ccdm 04472+2027 RComp Comp A Note1
Note2 Discov num DRAs -2.72 DDEs -29.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.4 Sp F8 PmNote *
PmRA -30 PmDE -43 Dm number +20 821 Cat1 BD
Name2 +20 444 Cat2 AGK2/3 HD M HD
ADS BDS M ADS BDS N IDS IDS 04413N2015A
HIC
 
 
04472+2027 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 044710.46+202658.8 Mag 10.45 PmRA -7.00
PmDE -5.0 SAO 76752 Tycho2 1275-01515-1 HD 284803
DM BD+20 821 Calc delta mag 0.81 Calc coord yes
Tycho2
Tycho2 1275-01515-1 Pflag RAmdeg 71.79376560 DEmdeg 20.44956813
PmRA -6.2 PmDE -5.9 E RAmdeg 26 E DEmdeg 28
E pmRA 1.2 E pmDE 1.2 EpRAm 1983.28 EpDEm 1978.68
Num 7 Q RAmdeg 0.8 Q DEmdeg 0.4 Q pmRA 0.8
Q pmDE 0.4 BTmag 10.858 E BTmag 0.055 VTmag 10.449
E VTmag 0.054 Prox 325 TYC T HIP
CCDM RAdeg 71.79378083 DEdeg 20.44958444 EpRA 1990 1.66
EpDE 1990 1.37 E RAdeg 30.4 E DEdeg 40.2 Posflg
Corr -0.3
SAO
SAO 76752 DelFlag RA1950 PmRA1950 -0.0007
DE1950 PmDE1950 0.003 Vmag 9.4 SpType F8
Double code Source 35 CatNum 1520 DM BD+20 821
DMcomp B BDsup HD 284803 M HD 0
GC RA1950rad 1.24014488 DE1950rad 0.35536721 PmRA2000 -0.0007
PmDE2000 0.002
CCDM
Ccdm 04472+2027 RComp Comp B Note1
Note2 Discov num KU DRAs -1.46 DDEs -2.5
R dRAs 10 Year 1901 Theta 031 Rho 28.0
Obs 1 Vmag 9.8 Sp F8 PmNote *
PmRA 3 PmDE -20 Dm number Cat1
Name2 +20 445 Cat2 AGK2/3 HD M HD
ADS BDS M ADS BDS N IDS IDS 04413N2015B
HIC