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Current system
18470+8244
LDS 1894


Nearby doubles
9' : 18427+8239
LDS1893

17' : 18438+8228
LOC 393

28' : 19009+8237
LOC 403

29' : 18362+8224
MLR 213

32' : 18349+8223
OCA 3

37' : 18293+8235
MLR 212

38' : 18363+8315
MLR 215

38' : 18399+8319
SKF1317

39' : 18302+8224
OCA 2

41' : 18480+8203
LOC 391

63' : 18329+8148
LOC 374

71' : 18445+8133
LOC 389

95' : 18322+8415
LDS1888

99' : 18384+8107
TDT 969

115' : 18492+8438
LOC 394

123' : 18566+8042
LDS1897

140' : 18274+8459
LOC 382

150' : 18569+8512
MLR 218

152' : 19046+8017
TDT1212

154' : 18475+8010
UC 3672

167' : 18500+7957
TDT1077

171' : 18411+7953
SKF1647

181' : 18282+8542
LOC 378

183' : 19049+7945
HDS2706

185' : 18395+7940
SKF1085

208' : 19027+8610
UC 3773



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

18470+8244 LDS 1894

 
 
18h 47m 02.64s +82° 43' 30.3" P.A. 81.00 sep 11.8 mag 9.41,15.20 Sp G0 dist. 70.27 pc (229.22 l.y.)
 
 
Coord 2000 18470+8244 Discov num LDS1894 Comp Coord arcsec 2000 18 47 02.64 +82 43 30.3
Date first 1950 Date last 2016 Obs 9
Pa first 80 Pa last 81 P.A. Now (θ) 81°
Sep first 11.2 Sep last 11.847 Sep. Now (ρ) 11.847"
Mag pri 9.41 Mag sec 15.20 delta mag (ΔM) 5.79 Spectral class G0 (yellow)
Pri motion ra +185 Sec motion ra +183
Pri motion dec +294 Sec motion dec +292
Notes V (Proper motion indicates physical)
rPM=0.008 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Draco HIP 92162 Tycho2 4648-00474-1 BD BD+82 565
Distance 70.27 Distance ly 229.22
 
 
WDS 18470+8244 LDS 1894 : NOTES
 
 
No records found.

 
 
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
18470+8244 LDS1894 1999 2 80 11.8 9.31 15.53 G0 DV 184702.62+824330.2
18470+8244 LDS1894 2000 5 88 11.5 9.41 15.20 G0 V 184702.64+824330.3
18470+8244 LDS1894 2010 6 81 11.8 9.41 15.20 G0 V 184702.64+824330.3
18470+8244 LDS1894 2015 6 81 11.8 9.41 15.20 G0 V 184702.64+824330.3
18470+8244 LDS1894 2016 8 81 11.8 9.41 15.20 G0 V 184702.64+824330.3

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

 
 
WDS 18470+8244 LDS 1894 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18470+8244 LDS 1894 : MEASURES
 
 
No records found.

 
 
WDS 18470+8244 : VIRTUAL EYEPIECE
 
 

18470+8244 LDS1894A mag 9.41 Sp G0 18470+8244 LDS1894B sep 2.4 P.A. 38.60 mag 15.2 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18470+8244 : ALADIN DSS IMAGE @ 18h 47m 02.64s +82° 43' 30.3"
 
 
 
 
WDS 18470+8244 LDS 1894 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18470+8244 LDS1894 distance=0' 18427+8239 LDS1893 distance=9' 18438+8228 LOC 393 distance=17' 19009+8237 LOC 403 distance=28' 18362+8224 MLR 213 distance=29' 18349+8223 OCA 3 distance=32' 18293+8235 MLR 212 distance=37' 18363+8315 MLR 215 distance=38' 18399+8319 SKF1317 distance=38' 18302+8224 OCA 2 distance=39' 18480+8203 LOC 391 distance=41' 18329+8148 LOC 374 distance=63' 18445+8133 LOC 389 distance=71' 18322+8415 LDS1888 distance=95' 18384+8107 TDT 969 distance=99' 18492+8438 LOC 394 distance=115' 18566+8042 LDS1897 distance=123' 18277+8459 LOC 379AC distance=139' 18274+8459 LOC 382 distance=140' 18569+8512 MLR 218 distance=150' 19046+8017 TDT1212 distance=152' 18475+8010 UC 3672 distance=154' 18500+7957 TDT1077 distance=167' 18411+7953 SKF1647 distance=171' 18282+8542 LOC 378 distance=181' 19049+7945 HDS2706 distance=183' 18395+7940 SKF1085 distance=185' 19027+8610 UC 3773 distance=208' 18453+8643 LOC 395 distance=240' 18539+7840 LDS1895 distance=245' 19023+7834 LDS1898 distance=251' 18340+7830 TDT 937 distance=256' 18554+7824 LDS1896 distance=261' 18401+7758 TDT 985 distance=286' 18438+7750 LOC 385 distance=294' 18584+8740 LOC 396 distance=297' 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 18470+8244 LDS1894 81 11.8
Show 18427+8239 LDS1893 310 9.9 9
Show 18438+8228 LOC 393 23 1.9 17
Show 19009+8237 LOC 403 57 8.0 28
Show 18362+8224 MLR 213 342 1.6 29
Show 18349+8223 OCA 3 145 4.7 32
Show 18293+8235 MLR 212 15 1.5 37
Show 18363+8315 MLR 215 104 4.3 38
Show 18399+8319 SKF1317 2 115.6 38
Show 18302+8224 OCA 2 341 3.3 39
Show 18480+8203 LOC 391 352 36.7 41
Show 18329+8148 LOC 374 287 5.7 63
Show 18445+8133 LOC 389 160 1.6 71
Show 18322+8415 LDS1888 102 6.0 95
Show 18384+8107 TDT 969 31 1.5 99
Show 18492+8438 LOC 394 14 1.6 115
Show 18566+8042 LDS1897 115 11.7 123
Show 18277+8459 LOC 379 AC 95 1.1 139
Show 18274+8459 LOC 382 292 1.8 140
Show 18569+8512 MLR 218 57 2.1 150
Show 19046+8017 TDT1212 282 2.2 152
Show 18475+8010 UC 3672 260 49.2 154
Show 18500+7957 TDT1077 34 2.0 167
Show 18411+7953 SKF1647 343 9.9 171
Show 18282+8542 LOC 378 242 3.6 181
Show 19049+7945 HDS2706 281 3.6 183
Show 18395+7940 SKF1085 110 1.5 185
Show 19027+8610 UC 3773 253 43.6 208
Show 18453+8643 LOC 395 209 2.1 240
Show 18539+7840 LDS1895 45 33.3 245
Show 19023+7834 LDS1898 345 112.0 251
Show 18340+7830 TDT 937 154 1.6 256
Show 18554+7824 LDS1896 133 6.0 261
Show 18401+7758 TDT 985 26 0.7 286
Show 18438+7750 LOC 385 321 3.2 294
Show 18584+8740 LOC 396 142 23.8 297

 
 
WDS 18470+8244 : COMPONENTS
 
 
  A
B pa=38.6°
sep=2.37"
 
 
18470+8244 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 184702.64+824330.3 Mag 9.41 Spectral class G0 (yellow)
PmRA 185.00 PmDE 294.0 HIP 92162 Tycho2 4648-00474-1
BD BD+82 565
Tycho2
Tycho2 4648-00474-1 Pflag RAmdeg 281.76097787 DEmdeg 82.72507681
PmRA 183.3 PmDE 292.3 E RAmdeg 13 E DEmdeg 12
E pmRA 1.5 E pmDE 1.5 EpRAm 1990.06 EpDEm 1990.37
Num 6 Q RAmdeg 0.5 Q DEmdeg 1.2 Q pmRA 0.5
Q pmDE 1.2 BTmag 10.138 E BTmag 0.027 VTmag 9.382
E VTmag 0.020 Prox 999 TYC T HIP 92162
CCDM RAdeg 281.75761250 DEdeg 82.72440917 EpRA 1990 1.63
EpDE 1990 1.76 E RAdeg 13.6 E DEdeg 13.4 Posflg
Corr 0.0
Hipparcos
Catalog H HIP 92162 Proxy RAhms 18 47 01.79
DEdms +82 43 27.7 Vmag 9.34 VarFlag R Vmag H
RAdeg 281.757 DEdeg 82.7244 AstroRef Plx 13.78
CCDM 18471+8244 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD BD BD+82 565
CD CP Dm number +82 565 VIred 0.69
SpType G0 R SpType Coord arcsec 2000 184701.79+824327.7
Hipparcos 2
HIP 92162 Sn 5 So 0 Nc 1
RArad 4.9175951811 DErad 1.4438125322 Plx 14.23 PmRA 184.21
PmDE 291.26 E RArad 0.58 E DErad 0.61 E Plx 0.66
E pmRA 0.76 E pmDE 0.84 Hpmag 9.4806 E Hpmag 0.0027
SHp 0.022 VA 0 BV 0.656 E BV 0.03
VI 0.72
 
 
18470+8244 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184703.42+824332.2 Mag 15.2 PmRA 183.00
PmDE 292.0 Calc delta mag 5.79 Calc coord yes