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Doubles in session


Current system
18312+6608
ES 1911


Nearby doubles
42' : 18312+6526
KUI 86

44' : 18241+6619
TDT 832

47' : 18260+6534
UC 3580
Fafnir

57' : 18364+6655
TOK 323

64' : 18409+6633
LDS2419

64' : 18287+6506
HU 931AB

71' : 18427+6618
TOI1825

74' : 18212+6651
KPP4105

74' : 18384+6708
STF2384AB

78' : 18252+6455
STF2332

81' : 18417+6520
LDS2748

91' : 18446+6649
MLB 286

97' : 18335+6432
FAR 67AB

102' : 18232+6440
SHN 37

114' : 18338+6415
MLB 213

116' : 18305+6412
MLR 62

117' : 18196+6743
MLB 413

119' : 18494+6528
ES 1912

123' : 18200+6426
TDS 917

124' : 18396+6416
LDS2745

126' : 18430+6427
UC 3653

126' : 18361+6405
MLB 214

129' : 18426+6420
LDS2420

134' : 18145+6454
MLB 212

135' : 18142+6445
COM 4

136' : 18411+6810
MLB 355AB



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

18312+6608 ES 1911

 
 
18h 31m 10.70s +66° 07' 34.5" P.A. 293.00 sep 5.7 mag 9.20,11.89 Sp K0 dist. 414.94 pc (1353.53 l.y.)
 
 
Coord 2000 18312+6608 Discov num ES 1911 Comp Coord arcsec 2000 18 31 10.70 +66 07 34.5
Date first 1894 Date last 2020 Obs 21
Pa first 289 Pa last 292.6 P.A. Now (θ) 292.6°
Sep first 5.6 Sep last 5.72 Sep. Now (ρ) 5.72"
Mag pri 9.20 Mag sec 11.89 delta mag (ΔM) 2.69 Spectral class K0 (yellow-orange)
Pri motion ra +017 Sec motion ra +014
Pri motion dec -002 Sec motion dec +004
Notes
rPM=0.392
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Draco SAO 17913 HIP 90771 Tycho2 4226-01410-1
Gaia DR2 2257164335212546048 BD BD+66 1108 Distance 414.94 Distance ly 1353.53
 
 
WDS 18312+6608 ES 1911 : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
ES Espin, T.E.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
18312+6608 ES 1911 1999 11 294 5.7 9.20 11.89 K0 +66 1108 D 183110.70+660734.5
18312+6608 ES 1911 2004 13 294 6.0 9.20 11.89 K0 +66 1108 D 183110.70+660734.5
18312+6608 ES 1911 2015 14 293 5.9 9.20 11.89 K0 +66 1108 183110.70+660734.5
18312+6608 ES 1911 2020 20 293 5.7 9.20 11.89 K0 +66 1108 183110.70+660734.5

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

 
 
WDS 18312+6608 ES 1911 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18312+6608 ES 1911 : MEASURES
 
 
No records found.

 
 
WDS 18312+6608 : VIRTUAL EYEPIECE
 
 

18312+6608 ES 1911A mag 9.2 Sp K0 18312+6608 ES 1911B sep 5.7 P.A. 292.60 mag 11.89 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18312+6608 : ALADIN DSS IMAGE @ 18h 31m 10.70s +66° 07' 34.5"
 
 
 
 
WDS 18312+6608 ES 1911 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18312+6608 ES 1911 distance=1' 18312+6526 KUI 86 distance=42' 18241+6619 TDT 832 distance=44' 18260+6534 UC 3580 (Fafnir) distance=47' 18364+6655 TOK 323 distance=57' 18409+6633 LDS2419 distance=64' 18287+6506 HU 931AB distance=64' 18287+6506 STF2343AC distance=64' 18427+6618 TOI1825 distance=71' 18212+6651 KPP4105 distance=74' 18384+6708 STF2384AB distance=74' 18384+6708 STF2384AB,C distance=74' 18252+6455 STF2332 distance=78' 18417+6520 LDS2748 distance=81' 18446+6649 MLB 286 distance=91' 18335+6432 FAR 67Aa,Ab distance=97' 18335+6432 FAR 67AB distance=97' 18232+6440 SHN 37 distance=102' 18338+6415 MLB 213 distance=114' 18305+6412 MLR 62 distance=116' 18196+6743 MLB 413 distance=117' 18494+6528 ES 1912 distance=119' 18200+6426 TDS 917 distance=123' 18396+6416 LDS2745 distance=124' 18430+6427 UC 3653 distance=126' 18361+6405 MLB 214 distance=126' 18426+6420 LDS2420 distance=129' 18145+6454 MLB 212 distance=134' 18142+6445 COM 4 distance=135' 18411+6810 MLB 355AB distance=136' 18411+6810 MLB 355AC distance=136' 18114+6721 LDS1462 distance=138' 18402+6815 KPP 813 distance=139' 18128+6737 UC 237 distance=141' 18418+6402 WIS 329 distance=143' 18254+6349 SLW1219 distance=144' 18218+6358 ES 1837 distance=144' 18169+6415 SLW1218 distance=145' 18329+6343 STF2357 distance=146' 18352+6342 STF2365 distance=148' 18393+6348 ES 126BC distance=149' 18393+6348 ES 126AB distance=150' 18393+6348 ES 126AD distance=150' 18294+6338 KPP 414 distance=150' 18462+6412 HU 937 distance=150' 18139+6424 STT 586AB distance=151' 18139+6424 RDR 7AC distance=151' 18226+6347 MLR 55 distance=151' 18497+6429 LDS2422 distance=152' 18377+6342 HU 933 distance=152' 18381+6341 KPP2683 distance=154' 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 18312+6608 ES 1911 293 5.7 1
Show 18312+6526 KUI 86 42 22.3 42
Show 18241+6619 TDT 832 131 2.3 44
Show Fafnir 18260+6534 UC 3580 208 24.4 47
Show 18364+6655 TOK 323 116 181.1 57
Show 18409+6633 LDS2419 212 45.1 64
Show 18287+6506 HU 931 AB 82 0.5 64
Show 18287+6506 STF2343 AC 212 8.6 64
Show 18427+6618 TOI1825 208 3.0 71
Show 18212+6651 KPP4105 151 1.5 74
Show 18384+6708 STF2384 AB 303 0.4 74
Show 18384+6708 STF2384 AB,C 162 136.5 74
Show 18252+6455 STF2332 260 11.6 78
Show 18417+6520 LDS2748 226 50.5 81
Show 18446+6649 MLB 286 290 3.8 91
Show 18335+6432 FAR 67 Aa,Ab 222 0.1 97
Show 18335+6432 FAR 67 AB 129 1.8 97
Show 18232+6440 SHN 37 83 0.2 102
Show 18338+6415 MLB 213 321 4.3 114
Show 18305+6412 MLR 62 8 1.0 116
Show 18196+6743 MLB 413 147 2.6 117
Show 18494+6528 ES 1912 21 7.6 119
Show 18200+6426 TDS 917 148 0.9 123
Show 18396+6416 LDS2745 86 37.5 124
Show 18430+6427 UC 3653 335 32.5 126
Show 18361+6405 MLB 214 124 2.0 126
Show 18426+6420 LDS2420 84 9.3 129
Show 18145+6454 MLB 212 321 3.6 134
Show 18142+6445 COM 4 279 298.5 135
Show 18411+6810 MLB 355 AB 197 8.5 136
Show 18411+6810 MLB 355 AC 270 23.4 136
Show 18114+6721 LDS1462 237 119.1 138
Show 18402+6815 KPP 813 166 7.0 139
Show 18128+6737 UC 237 172 57.0 141
Show 18418+6402 WIS 329 288 491.7 143
Show 18254+6349 SLW1219 313 9.6 144
Show 18218+6358 ES 1837 212 16.2 144
Show 18169+6415 SLW1218 44 12.7 145
Show 18329+6343 STF2357 270 4.6 146
Show 18352+6342 STF2365 23 20.0 148
Show 18393+6348 ES 126 BC 22 4.8 149
Show 18393+6348 ES 126 AB 51 72.6 150
Show 18393+6348 ES 126 AD 54 46.0 150
Show 18294+6338 KPP 414 187 4.9 150
Show 18462+6412 HU 937 334 1.1 150
Show 18139+6424 STT 586 AB 263 331.4 151
Show 18139+6424 RDR 7 AC 97 3.4 151
Show 18226+6347 MLR 55 202 1.0 151
Show 18497+6429 LDS2422 94 75.9 152
Show 18377+6342 HU 933 2 0.9 152
Show 18381+6341 KPP2683 134 3.5 154

 
 
WDS 18312+6608 : COMPONENTS
 
 
  A
B pa=292.6°
sep=5.72"
 
 
18312+6608 A
 
 
Coord arcsec 2000 183110.70+660734.5 Mag 9.2 Spectral class K0 (yellow-orange) PmRA 17.00
PmDE -2.0 SAO 17913 DM BD+66 1108
SAO
SAO 17913 DelFlag RA1950 PmRA1950 -0.0002
DE1950 PmDE1950 -0.037 Vmag 8.4 SpType
Double code Source 2 CatNum 842 DM BD+66 1108
DMcomp BDsup HD M HD
GC RA1950rad 4.84810033 DE1950rad 1.15345959 PmRA2000 0.0008
PmDE2000 -0.038
CCDM
Ccdm 18312+6608 RComp Comp A Note1
Note2 Discov num DRAs -1.31 DDEs -25.2
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.1 Sp K0 PmNote *
PmRA 8 PmDE -1 Dm number +66 1108 Cat1 BD
Name2 +66 842 Cat2 AGK2/3 HD M HD
ADS BDS A11449 M ADS BDS N IDS IDS 18310N6603A
HIC 90771
 
 
18312+6608 B
 
 
Coord arcsec 2000 183109.83+660736.7 Mag 11.89 PmRA 14.00 PmDE 4.0
Delta magnitude 2.69 Coordinate calculated yes
CCDM
Ccdm 18312+6608 RComp Comp B Note1
Note2 Discov num ES 1911 DRAs -2.12 DDEs -23.1
R dRAs 10 Year 1921 Theta 296 Rho 6.3
Obs 1 Vmag 10.6 Sp PmNote *
PmRA 12 PmDE 11 Dm number Cat1
Name2 +66 841 Cat2 AGK2/3 HD M HD
ADS BDS A11449 M ADS BDS N IDS IDS 18310N6603B
HIC 90771