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Current system
17122+8306
MFL 242


Nearby doubles
13' : 17162+8256
MLR 203

20' : 17106+8325
MFL 255

32' : 17162+8235
MFL 258

36' : 17225+8236
MFL 205

42' : 17283+8238
MFL 239

77' : 17116+8423
MFL 257

81' : 17031+8426
LDS1862

83' : 17200+8428
MFL 220

101' : 17082+8126
TDT 225

101' : 17253+8445
A 857

110' : 17294+8123
LDS1870

111' : 17091+8456
WFC 188

111' : 16568+8120
MFL 246

117' : 17199+8503
LDS1867

127' : 17208+8512
LDS1869

140' : 17090+8047
MFL 243

151' : 17200+8036
TDT 311AB

163' : 16532+8029
MFL 253

178' : 17074+8009
SKF1314

196' : 17032+7952
KPP2550

211' : 17322+8635
DRS 59
Yildun

218' : 17245+7930
MFL 223

226' : 16573+8651
STT 340AB

226' : 17139+7921
UC 3308

242' : 17237+8707
KPP4037

264' : 17046+7844
BVD 329



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

17122+8306 MFL 242

 
 
17h 12m 14.58s +83° 06' 17.0" P.A. 286.00 sep 17.9 mag 14.50,17.10
 
 
Coord 2000 17122+8306 Discov num MFL 242 Comp Coord arcsec 2000 17 12 14.58 +83 06 17.0
Date first 1999 Date last 2015 Obs 5
Pa first 286 Pa last 285.9 P.A. Now (θ) 285.9°
Sep first 17.7 Sep last 17.86 Sep. Now (ρ) 17.86"
Mag pri 14.50 Mag sec 17.10 delta mag (ΔM) 2.6 Spectral class
Pri motion ra -028 Sec motion ra -026
Pri motion dec +048 Sec motion dec +049
Notes V (Proper motion indicates physical)
rPM=0.04 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ursa Minor
 
 
WDS 17122+8306 MFL 242 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
MFL2018 C u Martinez, Fernando Limon 2018OED....21...80M
MFL2018 El Observador de Estrellas Dobles, Issue #21, 80, 2018
MFL2019a Hg u Martinez, Fernando Limon 2019OED....22...22M
MFL2019a El Observador de Estrellas Dobles, Issue #22, 22, 2019
MFL2019b C u Martinez, Fernando Limon 2019OED....22...53M
MFL2019b El Observador de Estrellas Dobles, Issue #22, 53, 2019
MFL2019c Hg u Martinez, Fernando Limon 2019OED....23...18M
MFL2019c El Observador de Estrellas Dobles, Issue #23, 18, 2019
MFL2019c Note: pairs already in WDS or WDSS not added.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17122+8306 MFL 242 2015 5 286 17.9 14.50 17.10 V 171214.58+830617.0

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

 
 
WDS 17122+8306 MFL 242 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17122+8306 MFL 242 : MEASURES
 
 
No records found.

 
 
WDS 17122+8306 : VIRTUAL EYEPIECE
 
 

17122+8306 MFL 242A mag 14.5 17122+8306 MFL 242B sep 5.3 P.A. 337.10 mag 17.1 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 17122+8306 : ALADIN DSS IMAGE @ 17h 12m 14.58s +83° 06' 17.0"
 
 
 
 
WDS 17122+8306 MFL 242 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17122+8306 MFL 242 distance=0' 17162+8256 MLR 203 distance=13' 17106+8325 MFL 255 distance=20' 17162+8235 MFL 258 distance=32' 17225+8236 MFL 205 distance=36' 17283+8238 MFL 239 distance=42' 17116+8423 MFL 257 distance=77' 17031+8426 LDS1862 distance=81' 17200+8428 MFL 220 distance=83' 17082+8126 TDT 225 distance=101' 17253+8445 A 857 distance=101' 17294+8123 LDS1870 distance=110' 17091+8456 WFC 188 distance=111' 16568+8120 MFL 246 distance=111' 17011+8456 MFL 247AC distance=112' 17199+8503 LDS1867 distance=117' 17208+8512 LDS1869 distance=127' 17090+8047 MFL 243 distance=140' 17200+8036 TDT 311AB distance=151' 16532+8029 MFL 253 distance=163' 17074+8009 SKF1314 distance=178' 17032+7952 KPP2550 distance=196' 17322+8635 DRS 59 (Yildun) distance=211' 17245+7930 MFL 223 distance=218' 16573+8651 STT 340AB distance=226' 16573+8651 WAL 75AC distance=226' 17139+7921 UC 3308 distance=226' 17237+8707 KPP4037 distance=242' 17046+7844 BVD 329 distance=264' 17086+7835 HU 919 distance=272' 17002+8737 MFL 212 distance=272' 17306+7826 MFL 232 distance=284' 17025+7815 MFL 256 distance=292' 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 17122+8306 MFL 242 286 17.9
Show 17162+8256 MLR 203 240 0.4 13
Show 17106+8325 MFL 255 56 50.4 20
Show 17162+8235 MFL 258 70 10.9 32
Show 17225+8236 MFL 205 239 4.8 36
Show 17283+8238 MFL 239 18 9.7 42
Show 17116+8423 MFL 257 353 11.2 77
Show 17031+8426 LDS1862 335 12.6 81
Show 17200+8428 MFL 220 42 7.6 83
Show 17082+8126 TDT 225 300 0.8 101
Show 17253+8445 A 857 46 2.1 101
Show 17294+8123 LDS1870 67 119.7 110
Show 17091+8456 WFC 188 174 11.3 111
Show 16568+8120 MFL 246 171 7.8 111
Show 17011+8456 MFL 247 AC 18 1.4 112
Show 17199+8503 LDS1867 3 14.4 117
Show 17208+8512 LDS1869 309 77.8 127
Show 17090+8047 MFL 243 135 45.7 140
Show 17200+8036 TDT 311 AB 154 2.3 151
Show 16532+8029 MFL 253 341 4.2 163
Show 17074+8009 SKF1314 342 9.3 178
Show 17032+7952 KPP2550 32 23.1 196
Show Yildun 17322+8635 DRS 59 67 4.5 211
Show 17245+7930 MFL 223 313 13.8 218
Show 16573+8651 STT 340 AB 221 31.4 226
Show 16573+8651 WAL 75 AC 92 78.1 226
Show 17139+7921 UC 3308 152 16.8 226
Show 17237+8707 KPP4037 208 1.8 242
Show 17046+7844 BVD 329 9 53.9 264
Show 17086+7835 HU 919 130 0.2 272
Show 17002+8737 MFL 212 23 28.5 272
Show 17306+7826 MFL 232 154 5.0 284
Show 17025+7815 MFL 256 241 19.4 292

 
 
WDS 17122+8306 : COMPONENTS
 
 
  A
B pa=337.1°
sep=5.31"
 
 
17122+8306 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 171214.58+830617.0 Mag 14.5 PmRA -28.00
PmDE 48.0
 
 
17122+8306 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 171213.43+830621.9 Mag 17.1 PmRA -26.00
PmDE 49.0 Calc delta mag 2.6 Calc coord yes