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Doubles in session


Current system
09218+4330
LAW 17


Nearby doubles
31' : 09212+4301
ES 1392

39' : 09240+4300
TDS6535

53' : 09212+4239
LDS3877

56' : 09239+4420
HEI 351

65' : 09243+4232
SLW 352

65' : 09252+4424
OSW 46

74' : 09237+4441
A 1759

76' : 09190+4438
ES 1148

78' : 09150+4311
KPP1607

80' : 09228+4212
BVD 208

82' : 09292+4318
STF1352AB

86' : 09144+4403
BRT 103

87' : 09296+4312
KPP1670

90' : 09138+4313
BAG 45

93' : 09208+4159
TDS6493

96' : 09275+4445
DAM1621

97' : 09270+4449
TDS6563

98' : 09211+4155
LDS3878

104' : 09163+4455
HJ 1165

107' : 09277+4456
A 1762

107' : 09307+4418
TDS6615

112' : 09199+4141
FMR 209AB

113' : 09138+4443
HDS1335

115' : 09322+4344
KPP3789

117' : 09134+4220
STF1320

118' : 09300+4216
A 1985



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.

09218+4330 LAW 17

 
 
09h 21m 49.09s +43° 30' 28.4" P.A. 124.00 sep 0.7 mag 14.70, Sp M4.5+M4.5
 
 
Coord 2000 09218+4330 Discov num LAW  17 Comp Coord arcsec 2000 09 21 49.09 +43 30 28.4
Date first 2005 Date last 2015 Obs 4
Pa first 134 Pa last 124 P.A. Now (θ) 124°
Sep first 0.6 Sep last 0.71 Sep. Now (ρ) 0.71"
Mag pri 14.70 Mag sec delta mag (ΔM) Spectral class M4.5+M4.5 (red/red)
Pri motion ra -290 Sec motion ra
Pri motion dec -112 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ursa Major
 
 
WDS 09218+4330 LAW 17 : NOTES
 
 
discov_num notes refcode
LAW 17 LSPM J0921+4330 = GJ 3554. Law et al (2008) derive a distance of Law2008
11.8 +5.6/-2.2 pc and a projected separation of 7.1 +3.7/-1.2 au.
Estimated spectral types are M4.5 and M4.5.
GJ 3554. Estimated age 300-1000 Myr; masses 0.30 +/- 0.06 and 0.21 +/-
0.04 Msun; a ~14.8 au. Jnn2014
 
 
REFERENCES
 
 
refcode metd author reference
Jnn2014 A - Janson, M., Bergfors, C., Brandner, W., Kudryavtseva, N., Hormuth, F., 2014ApJ...789..102J
Jnn2014 +Cl Hippler, S., & Henning, T.
Jnn2014 ApJ 789, 102, 2014
Law2008 Ss - Law, N.M., Hodgkin, S.T., & Mackay, C.D. 2008MNRAS.384..150L
Law2008 MNRAS 384, 150, 2008
Law2008 All measures of known pairs in Law2008 appear to be off by 90 (or 270) degrees.
Law2008 Corrected and N code code added to measure.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09218+4330 LAW 17 2005 1 44 0.6 14.70   M4.5 M4.5 N 092149.09+433028.4
09218+4330 LAW 17 2011 2 128 0.7 14.70   M4.5 M4.5 N 092149.09+433028.4
09218+4330 LAW 17 2015 4 124 0.7 14.70   M4.5+M4.5 N 092149.09+433028.4

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

 
 
WDS 09218+4330 LAW 17 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 09218+4330 LAW 17 : MEASURES
 
 
No records found.

 
 
WDS 09218+4330 : VIRTUAL EYEPIECE
 
 

09218+4330 LAW 17A mag 14.7 Sp M4.5 09218+4330 LAW 17B sep 0.6 P.A. 132.90 Sp M4.5 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 09218+4330 : ALADIN DSS IMAGE @ 09h 21m 49.09s +43° 30' 28.4"
 
 
 
 
WDS 09218+4330 LAW 17 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

09218+4330 LAW 17 distance=1' 09212+4301 ES 1392 distance=31' 09240+4300 TDS6535 distance=39' 09212+4239 LDS3877 distance=53' 09239+4420 HEI 351 distance=56' 09243+4232 SLW 352 distance=65' 09252+4424 OSW 46 distance=65' 09237+4441 A 1759 distance=74' 09190+4438 ES 1148 distance=76' 09150+4311 KPP1607 distance=78' 09228+4212 BVD 208 distance=80' 09292+4318 STF1352AB distance=82' 09292+4318 SIN 44AC distance=82' 09144+4403 BRT 103 distance=86' 09296+4312 KPP1670 distance=87' 09138+4313 BAG 45 distance=90' 09208+4159 TDS6493 distance=93' 09275+4445 DAM1621 distance=96' 09270+4449 TDS6563 distance=97' 09211+4155 LDS3878 distance=98' 09163+4455 HJ 1165 distance=104' 09277+4456 A 1762 distance=107' 09307+4418 TDS6615 distance=107' 09199+4141 FMR 209AB distance=112' 09138+4443 HDS1335 distance=113' 09322+4344 KPP3789 distance=115' 09134+4220 STF1320 distance=117' 09300+4216 A 1985 distance=118' 09151+4156 SKF1716 distance=120' 09163+4146 SLW 341 distance=121' 09237+4131 CVR1219 distance=121' 09309+4441 STF1358 distance=121' 09134+4211 LDS3864 distance=122' 09282+4150 SLW 359 distance=123' 09108+4409 SKF 966 distance=126' 09327+4418 TDS6638 distance=127' 09150+4146 TDS6422 distance=129' 09307+4502 FLA 1 distance=133' 09336+4424 DAM1650 distance=139' 09292+4526 TDS 536 distance=141' 09348+4352 LDS3905 distance=143' 09162+4540 COU2688 distance=144' 09287+4536 S 598BC distance=145' 09287+4536 S 598AB (Intercrus) distance=146' 09287+4536 S 598AC (Intercrus) distance=146' 09087+4304 SKF 883 distance=146' 09266+4547 CBL 278 distance=147' 09087+4230 ES 1391 distance=149' 09088+4416 COU2619 distance=149' 09079+4338 BRT 102 distance=151' 09114+4520 CVR 523 distance=157' 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 09218+4330 LAW 17 124 0.7 1
Show 09212+4301 ES 1392 264 8.5 31
Show 09240+4300 TDS6535 303 0.4 39
Show 09212+4239 LDS3877 61 23.8 53
Show 09239+4420 HEI 351 353 2.1 56
Show 09243+4232 SLW 352 354 88.6 65
Show 09252+4424 OSW 46 137 87.7 65
Show 09237+4441 A 1759 318 1.7 74
Show 09190+4438 ES 1148 32 5.7 76
Show 09150+4311 KPP1607 75 12.2 78
Show 09228+4212 BVD 208 315 29.7 80
Show 09292+4318 STF1352 AB 353 21.7 82
Show 09292+4318 SIN 44 AC 123 73.0 82
Show 09144+4403 BRT 103 154 4.4 86
Show 09296+4312 KPP1670 296 12.9 87
Show 09138+4313 BAG 45 188 0.1 90
Show 09208+4159 TDS6493 16 0.6 93
Show 09275+4445 DAM1621 56 3.5 96
Show 09270+4449 TDS6563 130 0.5 97
Show 09211+4155 LDS3878 5 5.3 98
Show 09163+4455 HJ 1165 118 25.7 104
Show 09277+4456 A 1762 103 0.8 107
Show 09307+4418 TDS6615 162 0.6 107
Show 09199+4141 FMR 209 AB 193 4.4 112
Show 09138+4443 HDS1335 90 0.2 113
Show 09322+4344 KPP3789 347 4.2 115
Show 09134+4220 STF1320 217 12.1 117
Show 09300+4216 A 1985 23 1.7 118
Show 09151+4156 SKF1716 45 1.7 120
Show 09163+4146 SLW 341 339 51.0 121
Show 09237+4131 CVR1219 79 3.9 121
Show 09309+4441 STF1358 176 24.1 121
Show 09134+4211 LDS3864 343 2.9 122
Show 09282+4150 SLW 359 167 27.3 123
Show 09108+4409 SKF 966 114 1.7 126
Show 09327+4418 TDS6638 86 0.8 127
Show 09150+4146 TDS6422 315 0.7 129
Show 09307+4502 FLA 1 239 34.0 133
Show 09336+4424 DAM1650 36 1.9 139
Show 09292+4526 TDS 536 150 1.8 141
Show 09348+4352 LDS3905 308 10.5 143
Show 09162+4540 COU2688 48 0.4 144
Show 09287+4536 S 598 BC 33 106.8 145
Show Intercrus 09287+4536 S 598 AB 160 69.7 146
Show Intercrus 09287+4536 S 598 AC 73 83.7 146
Show 09087+4304 SKF 883 178 1.8 146
Show 09266+4547 CBL 278 259 13.4 147
Show 09087+4230 ES 1391 284 5.8 149
Show 09088+4416 COU2619 240 1.2 149
Show 09079+4338 BRT 102 56 3.9 151
Show 09114+4520 CVR 523 16 13.4 157

 
 
WDS 09218+4330 : COMPONENTS
 
 
  A
B pa=132.9°
sep=0.58"
 
 
09218+4330 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 092149.09+433028.4 Mag 14.7 Spectral class M4.5 (red)
PmRA -290.00 PmDE -112.0
 
 
09218+4330 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 092149.13+433028.0 Spectral class M4.5 (red) Calc delta mag 14.7
Calc coord yes