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Doubles in session


Current system
12284+6528
HDS 1756
HD 108649


Nearby doubles
45' : 12277+6612
SLN 25

50' : 12287+6618
TDS8403

52' : 12358+6550
LDS2652

55' : 12196+6538
LDS2639

56' : 12284+6433
LDS2643

57' : 12360+6458
LDS2653

62' : 12266+6429
LDS2642

62' : 12203+6605
KPP3866

69' : 12342+6627
LDS2651

71' : 12170+6534
GRV1074

73' : 12390+6553
GRV1080

74' : 12204+6623
HDS1737

78' : 12191+6621
MLR 150

79' : 12376+6623
MLR 152

84' : 12233+6646
CBL 381

84' : 12416+6546
LDS2657

85' : 12382+6628
LDS2656

86' : 12396+6440
STF1667AB

88' : 12307+6404
MLB 465

89' : 12170+6623
LDS2638

90' : 12242+6655
LDS2641

93' : 12313+6700
LDS2649

97' : 12317+6355
CBL 384

103' : 12251+6348
BU 1432

105' : 12243+6348
STF1640

107' : 12236+6711
HDS1745



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.

12284+6528 HDS 1756 (HD 108649)

 
 
12h 28m 23.43s +65° 28' 25.3" P.A. 160.00 sep 0.2 mag 8.61,9.30 Sp F3V dist. 112.11 pc (365.7 l.y.)
 
 
Coord 2000 12284+6528 Discov num HDS1756 Comp Coord arcsec 2000 12 28 23.43 +65 28 25.3
Date first 1991 Date last 2014 Obs 8
Pa first 318 Pa last 160.3 P.A. Now (θ) 160.3°
Sep first 0.1 Sep last 0.2 Sep. Now (ρ) 0.2"
Mag pri 8.61 Mag sec 9.30 delta mag (ΔM) 0.69 Spectral class F3V (yellow-white)
Pri motion ra -057 Sec motion ra
Pri motion dec +026 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 108649 Constellation Draco SAO 15808 HIP 60858
Tycho2 4161-01055-1 Gaia DR2 1680293258914381824 HD 108649 BD BD+66 761
Distance 112.11 Distance ly 365.7
 
 
WDS 12284+6528 HDS 1756 (HD 108649) : 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
12284+6528 HDS1756 2004 2 325 0.2 8.61 9.30 F3V D 122823.43+652825.3
12284+6528 HDS1756 2007 4 144 0.2 8.61 9.30 F3V D 122823.43+652825.3
12284+6528 HDS1756 2012 6 155 0.2 8.61 9.30 F3V 122823.43+652825.3
12284+6528 HDS1756 2014 8 160 0.2 8.61 9.30 F3V 122823.43+652825.3

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

 
 
WDS 12284+6528 HDS 1756 (HD 108649) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12284+6528 HDS 1756 (HD 108649) : MEASURES
 
 
No records found.

 
 
WDS 12284+6528 (HD 108649) : VIRTUAL EYEPIECE
 
 

12284+6528 HDS1756A mag 8.61 Sp F3V 12284+6528 HDS1756B sep 0.2 P.A. 171.50 mag 9.3 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 12284+6528 (HD 108649) : ALADIN DSS IMAGE @ 12h 28m 23.43s +65° 28' 25.3"
 
 
 
 
WDS 12284+6528 HDS 1756 (HD 108649) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12284+6528 HDS1756 distance=1' 12277+6612 SLN 25 distance=45' 12287+6618 TDS8403 distance=50' 12358+6550 LDS2652 distance=52' 12196+6538 LDS2639 distance=55' 12284+6433 LDS2643 distance=56' 12360+6458 LDS2653 distance=57' 12266+6429 LDS2642 distance=62' 12203+6605 KPP3866 distance=62' 12342+6627 LDS2651 distance=69' 12170+6534 GRV1074 distance=71' 12390+6553 GRV1080 distance=73' 12204+6623 HDS1737 distance=74' 12191+6621 MLR 150 distance=78' 12376+6623 MLR 152 distance=79' 12233+6646 CBL 381 distance=84' 12416+6546 LDS2657 distance=84' 12382+6628 LDS2656 distance=85' 12396+6440 STF1667AB distance=86' 12396+6440 STF1667AC distance=86' 12307+6404 MLB 465 distance=88' 12170+6623 LDS2638 distance=89' 12242+6655 LDS2641 distance=90' 12313+6700 LDS2649 distance=93' 12317+6355 CBL 384 distance=97' 12251+6348 BU 1432 distance=103' 12243+6348 STF1640 distance=105' 12236+6711 HDS1745 distance=107' 12115+6501 NSN 625 distance=110' 12140+6638 TDS8278 distance=113' 12451+6438 HDS1786AB distance=118' 12451+6438 GII 193Aa,Ab distance=118' 12182+6711 HDS1732 distance=120' 12121+6428 HDS1725 distance=120' 12273+6326 SLW 724 distance=123' 12153+6359 MLB 410 distance=123' 12117+6415 LDS2636 distance=129' 12311+6320 LDS2648 distance=130' 12201+6729 SKF2325 distance=131' 12131+6704 STF1614 distance=133' 12297+6743 LDS2645 distance=135' 12297+6313 LDS2646 distance=137' 12353+6740 CVR1451 distance=139' 12117+6357 LDS2635 distance=142' 12330+6752 TDS8430 distance=147' 12307+6756 LDS2647 distance=149' 12477+6357 LDS2659 distance=153' 12109+6724 HJ 3336 distance=157' 12314+6810 LDS2650 distance=163' 12228+6811 A 1089 distance=166' 12380+6804 LDS2655 distance=166' 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 12284+6528 HDS1756 160 0.2 1
Show 12277+6612 SLN 25 90 11.4 45
Show 12287+6618 TDS8403 17 0.6 50
Show 12358+6550 LDS2652 23 3.2 52
Show 12196+6538 LDS2639 312 118.3 55
Show 12284+6433 LDS2643 350 57.0 56
Show 12360+6458 LDS2653 250 25.6 57
Show 12266+6429 LDS2642 234 2.8 62
Show 12203+6605 KPP3866 250 18.9 62
Show 12342+6627 LDS2651 5 158.3 69
Show 12170+6534 GRV1074 296 16.4 71
Show 12390+6553 GRV1080 121 19.3 73
Show 12204+6623 HDS1737 149 0.1 74
Show 12191+6621 MLR 150 229 0.7 78
Show 12376+6623 MLR 152 309 0.2 79
Show 12233+6646 CBL 381 313 33.4 84
Show 12416+6546 LDS2657 54 9.9 84
Show 12382+6628 LDS2656 257 69.3 85
Show 12396+6440 STF1667 AB 40 1.2 86
Show 12396+6440 STF1667 AC 262 46.4 86
Show 12307+6404 MLB 465 156 2.0 88
Show 12170+6623 LDS2638 256 69.8 89
Show 12242+6655 LDS2641 207 11.1 90
Show 12313+6700 LDS2649 261 120.6 93
Show 12317+6355 CBL 384 123 17.9 97
Show 12251+6348 BU 1432 246 38.6 103
Show 12243+6348 STF1640 244 37.9 105
Show 12236+6711 HDS1745 33 0.6 107
Show 12115+6501 NSN 625 235 2.0 110
Show 12140+6638 TDS8278 139 2.8 113
Show 12451+6438 HDS1786 AB 240 0.4 118
Show 12451+6438 GII 193 Aa,Ab 104 0.2 118
Show 12182+6711 HDS1732 7 0.2 120
Show 12121+6428 HDS1725 359 1.0 120
Show 12273+6326 SLW 724 70 13.2 123
Show 12153+6359 MLB 410 34 6.6 123
Show 12117+6415 LDS2636 11 5.1 129
Show 12311+6320 LDS2648 321 1.9 130
Show 12201+6729 SKF2325 15 13.1 131
Show 12131+6704 STF1614 191 18.6 133
Show 12297+6743 LDS2645 174 3.6 135
Show 12297+6313 LDS2646 70 5.2 137
Show 12353+6740 CVR1451 133 3.2 139
Show 12117+6357 LDS2635 223 40.7 142
Show 12330+6752 TDS8430 159 1.2 147
Show 12307+6756 LDS2647 306 1.9 149
Show 12477+6357 LDS2659 188 8.3 153
Show 12109+6724 HJ 3336 293 9.1 157
Show 12314+6810 LDS2650 17 3.9 163
Show 12228+6811 A 1089 288 0.9 166
Show 12380+6804 LDS2655 48 50.4 166

 
 
WDS 12284+6528 : COMPONENTS
 
 
  A
B pa=171.5°
sep=0.19"
 
 
12284+6528 A
 
 
Componente originario normalizzato AB Name HD 108649 Coord arcsec 2000 122823.43+652825.3 Mag 8.61
Spectral class F3V (yellow-white) PmRA -57.00 PmDE 26.0 SAO 15808
HIP 60858 Tycho2 4161-01055-1 HD 108649 BD BD+66 761
Tycho2
Tycho2 4161-01055-1 Pflag RAmdeg 187.09731647 DEmdeg 65.47374023
PmRA -53.4 PmDE 22.9 E RAmdeg 5 E DEmdeg 5
E pmRA 1.2 E pmDE 1.2 EpRAm 1991.50 EpDEm 1991.45
Num 9 Q RAmdeg 1.2 Q DEmdeg 1.2 Q pmRA 1.2
Q pmDE 1.2 BTmag 8.552 E BTmag 0.016 VTmag 8.101
E VTmag 0.011 Prox 999 TYC T HIP 60858
CCDM AB RAdeg 187.09760889 DEdeg 65.47368778 EpRA 1990 1.81
EpDE 1990 1.75 E RAdeg 5.1 E DEdeg 5.2 Posflg P
Corr 0.0
SAO
SAO 15808 DelFlag RA1950 PmRA1950 -0.0083
DE1950 PmDE1950 0.004 Vmag 7.9 SpType F2
Double code Source 2 CatNum 603 DM BD+66 761
DMcomp BDsup HD 108649 M HD 0
GC RA1950rad 3.25558819 DE1950rad 1.1475476 PmRA2000 -0.0079
PmDE2000 0.008
Hipparcos
Catalog H HIP 60858 Proxy H RAhms 12 28 23.43
DEdms +65 28 25.3 Vmag 8.06 VarFlag R Vmag G
RAdeg 187.098 DEdeg 65.4737 AstroRef * Plx 8.76
CCDM 12284+6528 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source S Qual B M HIP AB
Theta 318 Rho 0.112 HD 108649 BD BD+66 761
CD CP Dm number +66 761 VIred 0.54
SpType F3V R SpType Coord arcsec 2000 122823.43+652825.3
Hipparcos 2
HIP 60858 Sn 55 So 3 Nc 2
RArad 3.2654697331 DErad 1.1427313713 Plx 8.92 PmRA -57.53
PmDE 25.06 E RArad 0.45 E DErad 0.42 E Plx 0.54
E pmRA 0.52 E pmDE 0.49 Hpmag 8.1453 E Hpmag 0.0015
SHp 0.012 VA 0 BV 0.466 E BV 0.015
VI 0.54
CCDM
Ccdm 12284+6528 RComp Comp A Note1
Note2 Discov num DRAs -0.64 DDEs 25.5
R dRAs 82 Year Theta Rho
Obs 2 Vmag 8.6 Sp F3 PmNote *
PmRA -57 PmDE 26 Dm number +66 761 Cat1 BD
Name2 +65 603 Cat2 AGK2/3 HD 108649 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 60858
 
 
12284+6528 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 122823.43+652825.1 Mag 9.3 Calc delta mag 0.69
Calc coord yes
CCDM
Ccdm 12284+6528 RComp Comp B Note1
Note2 Discov num HDS DRAs -0.66 DDEs 25.5
R dRAs 82 Year 1991 Theta 318 Rho 0.1
Obs 1 Vmag 9.3 Sp PmNote *
PmRA -57 PmDE 26 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 60858