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Current system
17005+7514
HDS 2408
HD 154955


Nearby doubles
54' : 16587+7607
STF2134

59' : 16563+7417
A 1144

65' : 16471+7435
TDS 835

75' : 17116+7615
MFL 254

76' : 17201+7522
WFC 190

76' : 16491+7412
TDT 101

85' : 16592+7349
TDT 166

87' : 17049+7638
TDS 851

87' : 17198+7602
LDS1863

89' : 17046+7641
WIS 309

94' : 16536+7344
UR 10

100' : 17179+7630
BVD 330

102' : 17132+7344
LDS5853

107' : 17010+7327
UC 3275AB

110' : 16420+7353
MLR 198

121' : 17055+7713
SKF2777

121' : 16573+7314
CRB 198

129' : 17048+7306
CVR 195

137' : 16407+7323
MLR 197AB

148' : 17159+7301
SKF2734

150' : 16546+7741
MFL 215

151' : 16431+7731
KU 1AB

153' : 17130+7739
MFL 262

155' : 16595+7748
MFL 207AB

167' : 17153+7239
HJ 3346

169' : 16452+7753
UC 3224



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

17005+7514 HDS 2408 (HD 154955)

 
 
17h 00m 27.60s +75° 13' 30.9" P.A. 111.00 sep 0.6 mag 7.13,10.33 Sp F2 dist. 93.9 pc (306.3 l.y.)
 
 
Coord 2000 17005+7514 Discov num HDS2408 Comp Coord arcsec 2000 17 00 27.60 +75 13 30.9
Date first 1991 Date last 2011 Obs 5
Pa first 132 Pa last 110.8 P.A. Now (θ) 110.8°
Sep first 0.3 Sep last 0.601 Sep. Now (ρ) 0.601"
Mag pri 7.13 Mag sec 10.33 delta mag (ΔM) 3.2 Spectral class F2 (yellow-white)
Pri motion ra +040 Sec motion ra
Pri motion dec -043 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 154955 Constellation Ursa Minor SAO 8690 HIP 83218
Tycho2 4568-01503-1 Gaia DR2 1656522500421191552 HD 154955 GC 23036
BD BD+75 612 Distance 93.9 Distance ly 306.3
 
 
WDS 17005+7514 HDS 2408 (HD 154955) : 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
17005+7514 HDS2408 2006 2 112 0.6 7.13 10.33 F2 D 170027.60+751330.9
17005+7514 HDS2408 2010 3 110 0.6 7.13 10.33 F2 D 170027.60+751330.9
17005+7514 HDS2408 2011 5 111 0.6 7.13 10.33 F2 170027.60+751330.9

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

 
 
WDS 17005+7514 HDS 2408 (HD 154955) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17005+7514 HDS 2408 (HD 154955) : MEASURES
 
 
No records found.

 
 
WDS 17005+7514 (HD 154955) : VIRTUAL EYEPIECE
 
 

17005+7514 HDS2408A mag 7.13 Sp F2 17005+7514 HDS2408B sep 0.3 P.A. 146.10 mag 10.33 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 17005+7514 (HD 154955) : ALADIN DSS IMAGE @ 17h 00m 27.60s +75° 13' 30.9"
 
 
 
 
WDS 17005+7514 HDS 2408 (HD 154955) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17005+7514 HDS2408 distance=1' 16587+7607 STF2134 distance=54' 16563+7417 A 1144 distance=59' 16471+7435 TDS 835 distance=65' 17116+7615 MFL 254 distance=75' 17201+7522 WFC 190 distance=76' 16491+7412 TDT 101 distance=76' 16592+7349 TDT 166 distance=85' 17049+7638 TDS 851 distance=87' 17198+7602 LDS1863 distance=87' 17046+7641 WIS 309 distance=89' 16536+7344 UR 10 distance=94' 17179+7630 BVD 330 distance=100' 17132+7344 LDS5853 distance=102' 17010+7327 UC 3275AB distance=107' 17010+7327 UC 3275AC distance=107' 16420+7353 MLR 198 distance=110' 17055+7713 SKF2777 distance=121' 16573+7314 CRB 198 distance=121' 17048+7306 CVR 195 distance=129' 16407+7323 MLR 197AB distance=137' 16407+7323 MLR 197AC distance=137' 17159+7301 SKF2734 distance=148' 16546+7741 MFL 215 distance=150' 16431+7731 KU 1AB distance=151' 16431+7731 KU 1AC distance=151' 17130+7739 MFL 262 distance=153' 16595+7748 MFL 207AB distance=155' 17153+7239 HJ 3346 distance=167' 16452+7753 UC 3224 distance=169' 17189+7241 CVR 859 distance=171' 17138+7225 TDT 271 distance=178' 17200+7235 STF2179 distance=178' 17025+7815 MFL 256 distance=182' 16529+7203 NSN 685 distance=194' 16473+7208 CRB 196 distance=194' 17086+7835 HU 919 distance=204' 16545+7145 TDS 842 distance=210' 17046+7844 BVD 329 distance=211' 16446+7145 MLR 182Aa,Ab distance=219' 16446+7145 UC 3219AB distance=219' 17166+7136 HDS2443 distance=229' 16428+7122 HDS2373 distance=244' 16588+7106 STF2126 distance=248' 17126+7108 PRZ 13 distance=252' 17139+7921 UC 3308 distance=252' 17060+7103 AG 352 distance=253' 17086+7100 TOB 136 distance=256' 16499+7932 CVR 191 distance=261' 17032+7952 KPP2550 distance=279' 17058+7034 LDS1860 distance=281' 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 17005+7514 HDS2408 111 0.6 1
Show 16587+7607 STF2134 143 45.9 54
Show 16563+7417 A 1144 307 5.3 59
Show 16471+7435 TDS 835 295 1.2 65
Show 17116+7615 MFL 254 39 6.0 75
Show 17201+7522 WFC 190 39 7.8 76
Show 16491+7412 TDT 101 141 0.7 76
Show 16592+7349 TDT 166 257 0.5 85
Show 17049+7638 TDS 851 41 1.8 87
Show 17198+7602 LDS1863 136 12.2 87
Show 17046+7641 WIS 309 223 390.9 89
Show 16536+7344 UR 10 9 46.3 94
Show 17179+7630 BVD 330 113 11.2 100
Show 17132+7344 LDS5853 176 644.7 102
Show 17010+7327 UC 3275 AB 57 44.7 107
Show 17010+7327 UC 3275 AC 76 1.3 107
Show 16420+7353 MLR 198 51 0.2 110
Show 17055+7713 SKF2777 137 9.7 121
Show 16573+7314 CRB 198 358 11.8 121
Show 17048+7306 CVR 195 65 78.5 129
Show 16407+7323 MLR 197 AB 74 0.5 137
Show 16407+7323 MLR 197 AC 247 1.9 137
Show 17159+7301 SKF2734 158 23.5 148
Show 16546+7741 MFL 215 293 8.3 150
Show 16431+7731 KU 1 AB 175 2.4 151
Show 16431+7731 KU 1 AC 13 102.5 151
Show 17130+7739 MFL 262 356 4.9 153
Show 16595+7748 MFL 207 AB 89 4.6 155
Show 17153+7239 HJ 3346 29 13.4 167
Show 16452+7753 UC 3224 125 22.7 169
Show 17189+7241 CVR 859 65 12.3 171
Show 17138+7225 TDT 271 238 0.7 178
Show 17200+7235 STF2179 210 5.2 178
Show 17025+7815 MFL 256 241 19.4 182
Show 16529+7203 NSN 685 138 10.1 194
Show 16473+7208 CRB 196 189 50.2 194
Show 17086+7835 HU 919 130 0.2 204
Show 16545+7145 TDS 842 25 1.6 210
Show 17046+7844 BVD 329 9 53.9 211
Show 16446+7145 MLR 182 Aa,Ab 94 0.3 219
Show 16446+7145 UC 3219 AB 113 27.7 219
Show 17166+7136 HDS2443 141 0.6 229
Show 16428+7122 HDS2373 181 0.2 244
Show 16588+7106 STF2126 133 23.0 248
Show 17126+7108 PRZ 13 138 25.1 252
Show 17139+7921 UC 3308 152 16.8 252
Show 17060+7103 AG 352 238 1.5 253
Show 17086+7100 TOB 136 261 21.8 256
Show 16499+7932 CVR 191 138 24.4 261
Show 17032+7952 KPP2550 32 23.1 279
Show 17058+7034 LDS1860 78 101.2 281

 
 
WDS 17005+7514 : COMPONENTS
 
 
  A
B pa=146.1°
sep=0.26"
 
 
17005+7514 A
 
 
Componente originario normalizzato AB Name HD 154955 Coord arcsec 2000 170027.60+751330.9 Mag 7.13
Spectral class F2 (yellow-white) PmRA 40.00 PmDE -43.0 SAO 8690
HIP 83218 Tycho2 4568-01503-1 HD 154955 GC 23036
BD BD+75 612
Tycho2
Tycho2 4568-01503-1 Pflag RAmdeg 255.11546127 DEmdeg 75.22515035
PmRA 47.7 PmDE -44.7 E RAmdeg 4 E DEmdeg 4
E pmRA 1.4 E pmDE 1.3 EpRAm 1991.60 EpDEm 1991.56
Num 9 Q RAmdeg 1.2 Q DEmdeg 1.0 Q pmRA 1.2
Q pmDE 1.0 BTmag 7.448 E BTmag 0.015 VTmag 7.018
E VTmag 0.010 Prox 999 TYC T HIP 83218
CCDM AB RAdeg 255.11503278 DEdeg 75.22525306 EpRA 1990 1.77
EpDE 1990 1.73 E RAdeg 4.1 E DEdeg 4.0 Posflg P
Corr 0.0
SAO
SAO 8690 DelFlag RA1950 PmRA1950 0.0112
DE1950 PmDE1950 -0.053 Vmag 6.9 SpType F2
Double code Source 70 CatNum 23036 DM BD+75 612
DMcomp BDsup HD 154955 M HD 0
GC 23036 RA1950rad 4.45923513 DE1950rad 1.31416853 PmRA2000 0.0132
PmDE2000 -0.051
Hipparcos
Catalog H HIP 83218 Proxy H RAhms 17 00 27.60
DEdms +75 13 30.9 Vmag 6.98 VarFlag R Vmag H
RAdeg 255.115 DEdeg 75.2253 AstroRef * Plx 11.19
CCDM 17005+7514 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual B M HIP AB
Theta 132 Rho 0.287 HD 154955 BD BD+75 612
CD CP Dm number +75 612 VIred 0.48
SpType F2 R SpType Coord arcsec 2000 170027.60+751330.9
Hipparcos 2
HIP 83218 Sn 55 So 3 Nc 2
RArad 4.4525969474 DErad 1.312928454 Plx 10.65 PmRA 40.23
PmDE -43.86 E RArad 0.29 E DErad 0.33 E Plx 0.33
E pmRA 0.3 E pmDE 0.43 Hpmag 7.0703 E Hpmag 0.0008
SHp 0.008 VA 0 BV 0.414 E BV 0.007
VI 0.48
CCDM
Ccdm 17005+7514 RComp Comp A Note1
Note2 Discov num DRAs -2.31 DDEs -29.4
R dRAs 82 Year Theta Rho
Obs 2 Vmag 7.1 Sp F2 PmNote *
PmRA 40 PmDE -43 Dm number +75 612 Cat1 BD
Name2 +75 694 Cat2 AGK2/3 HD 154955 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 83218
 
 
17005+7514 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 170027.64+751330.7 Mag 10.33 Calc delta mag 3.2
Calc coord yes
CCDM
Ccdm 17005+7514 RComp Comp B Note1
Note2 Discov num HDS DRAs -2.25 DDEs -29.6
R dRAs 82 Year 1991 Theta 132 Rho 0.3
Obs 1 Vmag 10.3 Sp PmNote *
PmRA 40 PmDE -43 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 83218