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Doubles in session


Current system
16178+3148
HDS 2303
HD 146946


Nearby doubles
15' : 16188+3154
HU 1172

29' : 16181+3215
SHN 212

37' : 16172+3111
LDS6311

44' : 16145+3143
LDS4652

46' : 16193+3229
CRB 113

57' : 16135+3202
HDS2293AB

59' : 16153+3238
SLW1168

64' : 16148+3239
UC 3141

67' : 16219+3229
KPP 369

72' : 16128+3116
CVR1661

72' : 16224+3108
CRB 114

74' : 16229+3220
H 5 38

74' : 16120+3159
FMR 123

76' : 16193+3301
SLW1170

77' : 16237+3200
GOM 30

78' : 16221+3054
BUP 167AB

89' : 16246+3200
TDS9883

91' : 16246+3124
SLW1178

95' : 16248+3217
FAR 47

95' : 16233+3251
COU 619

97' : 16123+3041
TDS 805

103' : 16097+3141
GRV 922

104' : 16121+3303
HU 1171

104' : 16186+3006
GOM 28

105' : 16244+3250
LDS4667AB

111' : 16116+3307
TDS9789



Selections
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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.

16178+3148 HDS 2303 (HD 146946)

 
 
16h 17m 45.96s +31° 48' 15.7" P.A. 128.00 sep 0.2 mag 7.02,10.23 Sp G0 dist. 28.52 pc (93.03 l.y.)
 
 
Coord 2000 16178+3148 Discov num HDS2303 Comp Coord arcsec 2000 16 17 45.96 +31 48 15.7
Date first 1991 Date last 2007 Obs 10
Pa first 201 Pa last 127.7 P.A. Now (θ) 127.7°
Sep first 0.2 Sep last 0.196 Sep. Now (ρ) 0.196"
Mag pri 7.02 Mag sec 10.23 delta mag (ΔM) 3.21 Spectral class G0 (yellow)
Pri motion ra +156 Sec motion ra
Pri motion dec +312 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 146946 Constellation Corona Borealis SAO 65206 HIP 79837
Tycho2 2580-01753-1 HD 146946 GC 21924 BD BD+32 2702
Distance 28.52 Distance ly 93.03
 
 
WDS 16178+3148 HDS 2303 (HD 146946) : 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
16178+3148 HDS2303 2001 5 149 0.2 7.02 10.23 G0 D 161745.86+314813.0
16178+3148 HDS2303 2007 6 128 0.2 7.02 10.23 G0 D 161745.86+314813.0

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

 
 
WDS 16178+3148 HDS 2303 (HD 146946) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16178+3148 HDS 2303 (HD 146946) : MEASURES
 
 
No records found.

 
 
WDS 16178+3148 (HD 146946) : VIRTUAL EYEPIECE
 
 

16178+3148 HDS2303A mag 7.02 Sp G0 16178+3148 HDS2303B sep 0.2 P.A. 132.30 mag 10.23 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 16178+3148 (HD 146946) : ALADIN DSS IMAGE @ 16h 17m 45.96s +31° 48' 15.7"
 
 
 
 
WDS 16178+3148 HDS 2303 (HD 146946) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16178+3148 HDS2303 distance=0' 16188+3154 HU 1172 distance=15' 16181+3215 SHN 212 distance=29' 16172+3111 LDS6311 distance=37' 16145+3143 LDS4652 distance=44' 16193+3229 CRB 113 distance=46' 16135+3202 HDS2293AB distance=57' 16135+3202 GII 229Aa,Ab distance=57' 16153+3238 SLW1168 distance=59' 16148+3239 UC 3141 distance=64' 16219+3229 KPP 369 distance=67' 16128+3116 CVR1661 distance=72' 16224+3108 CRB 114 distance=72' 16229+3220 H 5 38 distance=74' 16120+3159 FMR 123 distance=74' 16193+3301 SLW1170 distance=76' 16237+3200 GOM 30 distance=77' 16221+3054 CHR 53Aa,Ab distance=78' 16221+3054 BUP 167AB distance=78' 16246+3200 TDS9883 distance=89' 16246+3124 SLW1178 distance=91' 16248+3217 FAR 47 distance=95' 16233+3251 COU 619 distance=95' 16123+3041 TDS 805 distance=97' 16097+3141 GRV 922 distance=103' 16121+3303 HU 1171 distance=104' 16186+3006 GOM 28 distance=104' 16244+3250 LAW 25Ba,Bb distance=105' 16244+3250 LDS4667AB distance=105' 16116+3307 TDS9789 distance=111' 16095+3108 COU 979 distance=113' 16103+3048 TDS9781 distance=114' 16172+3341 COU 980AB distance=114' 16172+3341 COU 980AC distance=114' 16268+3148 SKF 342 distance=116' 16195+2952 TDS9839 distance=119' 16235+3321 VBS 26AB distance=119' 16235+3321 BU 951AB,C distance=119' 16117+3321 STT 305AB distance=121' 16117+3321 STT 305AC distance=121' 16147+3352 YSC 152Ea,Eb distance=128' 16147+3352 RAO 65EF distance=128' 16224+3348 H 6 18BD distance=129' 16147+3352 STF2032BD distance=130' 16147+3352 STF2032AB distance=130' 16147+3352 STF2032AC distance=130' 16147+3352 STF2032AE distance=130' 16147+3352 STF2032AD distance=130' 16239+3003 TDS9881 distance=132' 16267+3043 SKF1409 distance=132' 16224+3348 STFA 29AB distance=133' 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 16178+3148 HDS2303 128 0.2
Show 16188+3154 HU 1172 328 1.7 15
Show 16181+3215 SHN 212 -1 0.4 29
Show 16172+3111 LDS6311 330 4.3 37
Show 16145+3143 LDS4652 24 19.4 44
Show 16193+3229 CRB 113 83 23.5 46
Show 16135+3202 HDS2293 AB 115 0.3 57
Show 16135+3202 GII 229 Aa,Ab 176 0.1 57
Show 16153+3238 SLW1168 74 23.4 59
Show 16148+3239 UC 3141 204 40.4 64
Show 16219+3229 KPP 369 31 4.7 67
Show 16128+3116 CVR1661 333 3.4 72
Show 16224+3108 CRB 114 36 6.4 72
Show 16229+3220 H 5 38 16 31.0 74
Show 16120+3159 FMR 123 105 8.8 74
Show 16193+3301 SLW1170 191 156.8 76
Show 16237+3200 GOM 30 126 537.0 77
Show 16221+3054 CHR 53 Aa,Ab 139 0.1 78
Show 16221+3054 BUP 167 AB 63 188.7 78
Show 16246+3200 TDS9883 299 0.8 89
Show 16246+3124 SLW1178 333 137.8 91
Show 16248+3217 FAR 47 298 0.1 95
Show 16233+3251 COU 619 201 0.6 95
Show 16123+3041 TDS 805 67 2.0 97
Show 16097+3141 GRV 922 126 51.5 103
Show 16121+3303 HU 1171 305 1.1 104
Show 16186+3006 GOM 28 172 428.2 104
Show 16244+3250 LAW 25 Ba,Bb 236 0.4 105
Show 16244+3250 LDS4667 AB 288 10.4 105
Show 16116+3307 TDS9789 323 0.6 111
Show 16095+3108 COU 979 63 0.4 113
Show 16103+3048 TDS9781 338 0.6 114
Show 16172+3341 COU 980 AB 340 0.5 114
Show 16172+3341 COU 980 AC 81 38.8 114
Show 16268+3148 SKF 342 251 5.3 116
Show 16195+2952 TDS9839 178 0.6 119
Show 16235+3321 VBS 26 AB 17 0.1 119
Show 16235+3321 BU 951 AB,C 30 1.0 119
Show 16117+3321 STT 305 AB 263 5.7 121
Show 16117+3321 STT 305 AC 264 27.8 121
Show 16147+3352 YSC 152 Ea,Eb 29 0.5 128
Show 16147+3352 RAO 65 EF 239 30.7 128
Show 16224+3348 H 6 18 BD 16 98.7 129
Show 16147+3352 STF2032 BD 81 102.0 130
Show 16147+3352 STF2032 AB 240 7.2 130
Show 16147+3352 STF2032 AC 91 27.7 130
Show 16147+3352 STF2032 AE 241 635.1 130
Show 16147+3352 STF2032 AD 82 95.3 130
Show 16239+3003 TDS9881 101 1.8 132
Show 16267+3043 SKF1409 212 1.5 132
Show 16224+3348 STFA 29 AB 164 354.7 133

 
 
WDS 16178+3148 : COMPONENTS
 
 
  A
B pa=132.3°
sep=0.18"
 
 
16178+3148 A
 
 
Componente originario normalizzato AB Name HD 146946 Coord arcsec 2000 161745.96+314815.7 Mag 7.02
Spectral class G0 (yellow) PmRA 156.00 PmDE 312.0 SAO 65206
HIP 79837 Tycho2 2580-01753-1 HD 146946 GC 21924
BD BD+32 2702
Tycho2
Tycho2 2580-01753-1 Pflag RAmdeg 244.44154642 DEmdeg 31.80439052
PmRA 163.9 PmDE 314.7 E RAmdeg 4 E DEmdeg 4
E pmRA 0.8 E pmDE 0.8 EpRAm 1990.97 EpDEm 1991.18
Num 20 Q RAmdeg 1.5 Q DEmdeg 1.2 Q pmRA 1.5
Q pmDE 1.1 BTmag 7.565 E BTmag 0.015 VTmag 6.918
E VTmag 0.010 Prox 999 TYC T HIP 79837
CCDM AB RAdeg 244.44109111 DEdeg 31.80365806 EpRA 1990 1.50
EpDE 1990 1.62 E RAdeg 3.9 E DEdeg 3.7 Posflg P
Corr -0.1
SAO
SAO 65206 DelFlag RA1950 PmRA1950 0.0121
DE1950 PmDE1950 0.295 Vmag 6.9 SpType G0
Double code Source 70 CatNum 21924 DM BD+32 2702
DMcomp BDsup HD 146946 M HD 0
GC 21924 RA1950rad 4.25779685 DE1950rad 0.55712627 PmRA2000 0.0122
PmDE2000 0.298
Hipparcos
Catalog H HIP 79837 Proxy H RAhms 16 17 45.86
DEdms +31 48 13.0 Vmag 6.84 VarFlag R Vmag H
RAdeg 244.441 DEdeg 31.8036 AstroRef * Plx 34.81
CCDM 16178+3148 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual B M HIP AB
Theta 201 Rho 0.228 HD 146946 BD BD+32 2702
CD CP Dm number +32 2702 VIred 0.65
SpType G0 R SpType Coord arcsec 2000 161745.86+314813.0
Hipparcos 2
HIP 79837 Sn 55 So 3 Nc 2
RArad 4.2663016114 DErad 0.5550779677 Plx 35.06 PmRA 155.93
PmDE 312.5 E RArad 0.37 E DErad 0.44 E Plx 0.57
E pmRA 0.4 E pmDE 0.49 Hpmag 6.9646 E Hpmag 0.0006
SHp 0.009 VA 0 BV 0.605 E BV 0.005
VI 0.67
CCDM
Ccdm 16178+3148 RComp Comp A Note1
Note2 Discov num DRAs -2.04 DDEs 15.8
R dRAs 82 Year Theta Rho
Obs 2 Vmag 7.0 Sp G0 PmNote *
PmRA 156 PmDE 312 Dm number +32 2702 Cat1 BD
Name2 +31 1409 Cat2 AGK2/3 HD 146946 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 79837
 
 
16178+3148 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 161745.97+314815.6 Mag 10.23 Calc delta mag 3.21
Calc coord yes
CCDM
Ccdm 16178+3148 RComp Comp B Note1
Note2 Discov num HDS DRAs -2.04 DDEs 15.6
R dRAs 82 Year 1991 Theta 201 Rho 0.2
Obs 1 Vmag 10.2 Sp PmNote *
PmRA 156 PmDE 312 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 79837