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Doubles in session


Current system
16168+1447
HDS 2301
HD 146642


Nearby doubles
26' : 16153+1435
BPM 655

28' : 16149+1453
ZHN 30

61' : 16158+1348
BPM 656

67' : 16177+1342
YSC 154

69' : 16121+1433
STF2017

69' : 16151+1343
LDS4654

79' : 16148+1600
A 2083

80' : 16115+1507
A 1799

91' : 16133+1332
STF2021AB

98' : 16216+1339
BPM 659

99' : 16173+1626
YSC 153AB

102' : 16104+1530
BPM 653

109' : 16095+1513
BPM 652

109' : 16231+1350
STF2040

113' : 16208+1624
TDS9851AB

118' : 16226+1608
HEI 242

123' : 16252+1437
LDS4668

124' : 16186+1247
HEI 241

129' : 16242+1558
VKI 27

130' : 16256+1502
TDS9893

131' : 16079+1425
A 1798

133' : 16255+1526
VKI 28

134' : 16254+1402
BU 625AB
Cujam

137' : 16254+1353
SLW1179

138' : 16106+1632
SKF 944

140' : 16111+1640
SKF1760



Selections
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Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

16168+1447 HDS 2301 (HD 146642)

 
 
16h 16m 46.04s +14° 47' 25.5" P.A. 55.00 sep 1.0 mag 8.75,11.23 Sp G5 dist. 153.14 pc (499.54 l.y.)
 
 
Coord 2000 16168+1447 Discov num HDS2301 Comp Coord arcsec 2000 16 16 46.04 +14 47 25.5
Date first 1991 Date last 2016 Obs 15
Pa first 60 Pa last 55.4 P.A. Now (θ) 55.4°
Sep first 1.0 Sep last 1.007 Sep. Now (ρ) 1.007"
Mag pri 8.75 Mag sec 11.23 delta mag (ΔM) 2.48 Spectral class G5 (yellow)
Pri motion ra -057 Sec motion ra -055
Pri motion dec -035 Sec motion dec -034
Notes
rPM=0.033 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 146642 Constellation Hercules SAO 102055 HIP 79764
Tycho2 0958-00289-1 Gaia DR2 4464451825101235328 HD 146642 BD BD+15 2972
Distance 153.14 Distance ly 499.54
 
 
WDS 16168+1447 HDS 2301 (HD 146642) : 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
16168+1447 HDS2301 1991 2 61 1.0 8.75 11.23 G5 161646.04+144725.5
16168+1447 HDS2301 2010 3 57 1.0 8.75 11.23 G5 161646.04+144725.5
16168+1447 HDS2301 2011 9 55 1.0 8.75 11.23 G5 161646.04+144725.5
16168+1447 HDS2301 2016 14 55 1.0 8.75 11.23 G5 161646.04+144725.5

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

 
 
WDS 16168+1447 HDS 2301 (HD 146642) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16168+1447 HDS 2301 (HD 146642) : MEASURES
 
 
No records found.

 
 
WDS 16168+1447 (HD 146642) : VIRTUAL EYEPIECE
 
 

16168+1447 HDS2301A mag 8.75 Sp G5 16168+1447 HDS2301B sep 1.0 P.A. 54.50 mag 11.23 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 16168+1447 (HD 146642) : ALADIN DSS IMAGE @ 16h 16m 46.04s +14° 47' 25.5"
 
 
 
 
WDS 16168+1447 HDS 2301 (HD 146642) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16168+1447 HDS2301 distance=1' 16153+1435 BPM 655 distance=26' 16149+1453 ZHN 30 distance=28' 16158+1348 BPM 656 distance=61' 16177+1342 YSC 154 distance=67' 16121+1433 STF2017 distance=69' 16151+1343 LDS4654 distance=69' 16148+1600 A 2083 distance=79' 16115+1507 A 1799 distance=80' 16133+1332 CHR 52Aa,Ab distance=91' 16133+1332 STF2021AB distance=91' 16133+1332 STF2021AC distance=91' 16216+1339 BPM 659 distance=98' 16173+1626 YSC 153AB distance=99' 16173+1626 CTI 602AB,C distance=99' 16173+1626 CTI 602AB,D distance=99' 16104+1530 BPM 653 distance=102' 16095+1513 BPM 652 distance=109' 16231+1350 STF2040 distance=109' 16208+1624 TDS9851AB distance=113' 16208+1624 TDS9851AC distance=113' 16226+1608 HEI 242 distance=118' 16252+1437 LDS4668 distance=123' 16186+1247 HEI 241 distance=124' 16242+1558 VKI 27 distance=129' 16256+1502 TDS9893 distance=130' 16079+1425 A 1798 distance=131' 16255+1526 VKI 28 distance=133' 16254+1402 BU 625AB (Cujam) distance=134' 16254+1402 BU 625AC (Cujam) distance=134' 16254+1402 BU 625AD (Cujam) distance=134' 16254+1353 SLW1179 distance=137' 16106+1632 SKF 944 distance=138' 16111+1640 SKF1760 distance=140' 16256+1554 VKI 29 distance=145' 16068+1444 CVR 179 distance=145' 16214+1659 SLW1173 distance=148' 16094+1305 HEI 385 distance=149' 16195+1715 KPP 367 distance=153' 16223+1238 KPP1229 distance=153' 16170+1212 GWP2614 distance=156' 16188+1724 STF2037 distance=160' 16119+1710 KPP3986 distance=160' 16260+1322 BRT1283 distance=160' 16074+1320 GWP2598AB distance=162' 16132+1721 GWP2608 distance=163' 16150+1203 BPM 654 distance=167' 16268+1325 KPP1902 distance=168' 16280+1533 JNN 279 distance=170' 16067+1620 KPP3301 distance=173' 16221+1214 FAR 18 distance=174' 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 16168+1447 HDS2301 55 1.0 1
Show 16153+1435 BPM 655 4 82.7 26
Show 16149+1453 ZHN 30 56 437.8 28
Show 16158+1348 BPM 656 264 36.2 61
Show 16177+1342 YSC 154 45 0.7 67
Show 16121+1433 STF2017 258 29.9 69
Show 16151+1343 LDS4654 141 69.1 69
Show 16148+1600 A 2083 156 1.2 79
Show 16115+1507 A 1799 116 0.8 80
Show 16133+1332 CHR 52 Aa,Ab 125 0.2 91
Show 16133+1332 STF2021 AB 4.0 91
Show 16133+1332 STF2021 AC 118 206.2 91
Show 16216+1339 BPM 659 161 117.3 98
Show 16173+1626 YSC 153 AB 131 0.3 99
Show 16173+1626 CTI 602 AB,C 107 29.3 99
Show 16173+1626 CTI 602 AB,D 107 28.6 99
Show 16104+1530 BPM 653 130 42.9 102
Show 16095+1513 BPM 652 136 96.8 109
Show 16231+1350 STF2040 313 7.0 109
Show 16208+1624 TDS9851 AB 62 3.2 113
Show 16208+1624 TDS9851 AC 60 7.9 113
Show 16226+1608 HEI 242 71 3.5 118
Show 16252+1437 LDS4668 299 11.7 123
Show 16186+1247 HEI 241 60 0.8 124
Show 16242+1558 VKI 27 277 3.3 129
Show 16256+1502 TDS9893 242 3.4 130
Show 16079+1425 A 1798 344 0.2 131
Show 16255+1526 VKI 28 112 3.2 133
Show Cujam 16254+1402 BU 625 AB 304 0.9 134
Show Cujam 16254+1402 BU 625 AC 87 25.4 134
Show Cujam 16254+1402 BU 625 AD 272 130.0 134
Show 16254+1353 SLW1179 55 12.3 137
Show 16106+1632 SKF 944 12 7.2 138
Show 16111+1640 SKF1760 124 0.9 140
Show 16256+1554 VKI 29 30 2.5 145
Show 16068+1444 CVR 179 316 66.2 145
Show 16214+1659 SLW1173 23 21.1 148
Show 16094+1305 HEI 385 8 1.9 149
Show 16195+1715 KPP 367 297 4.6 153
Show 16223+1238 KPP1229 110 9.5 153
Show 16170+1212 GWP2614 60 55.3 156
Show 16188+1724 STF2037 256 1.1 160
Show 16119+1710 KPP3986 19 1.6 160
Show 16260+1322 BRT1283 144 3.3 160
Show 16074+1320 GWP2598 AB 350 27.8 162
Show 16132+1721 GWP2608 276 183.8 163
Show 16150+1203 BPM 654 227 67.8 167
Show 16268+1325 KPP1902 270 14.9 168
Show 16280+1533 JNN 279 35 0.6 170
Show 16067+1620 KPP3301 110 5.6 173
Show 16221+1214 FAR 18 311 62.5 174

 
 
WDS 16168+1447 : COMPONENTS
 
 
  A
B pa=54.5°
sep=0.98"
 
 
16168+1447 A
 
 
Componente originario normalizzato AB Name HD 146642 Coord arcsec 2000 161646.04+144725.5 Mag 8.75
Spectral class G5 (yellow) PmRA -57.00 PmDE -35.0 SAO 102055
HIP 79764 Tycho2 0958-00289-1 HD 146642 BD BD+15 2972
Tycho2
Tycho2 0958-00289-1 Pflag RAmdeg 244.19183000 DEmdeg 14.79041599
PmRA -57.0 PmDE -35.0 E RAmdeg 9 E DEmdeg 10
E pmRA 0.8 E pmDE 0.7 EpRAm 1989.67 EpDEm 1988.99
Num 18 Q RAmdeg 1.4 Q DEmdeg 0.9 Q pmRA 1.5
Q pmDE 1.0 BTmag 9.213 E BTmag 0.020 VTmag 8.748
E VTmag 0.016 Prox 10 TYC T HIP 79764
CCDM A RAdeg 244.19196667 DEdeg 14.79049750 EpRA 1990 1.61
EpDE 1990 1.48 E RAdeg 8.6 E DEdeg 9.9 Posflg
Corr 0.0
SAO
SAO 102055 DelFlag RA1950 PmRA1950 -0.0031
DE1950 PmDE1950 -0.037 Vmag 8.7 SpType G5
Double code Source 29 CatNum 5673 DM BD+15 2972
DMcomp BDsup HD 146642 M HD 0
GC RA1950rad 4.25193943 DE1950rad 0.26028663 PmRA2000 -0.003
PmDE2000 -0.034
Hipparcos
Catalog H HIP 79764 Proxy H RAhms 16 16 46.07
DEdms +14 47 25.8 Vmag 8.57 VarFlag R Vmag H
RAdeg 244.192 DEdeg 14.7905 AstroRef A Plx 6.11
CCDM 16168+1447 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 60 Rho 0.997 HD 146642 BD BD+15 2972
CD CP Dm number +15 2972 VIred 0.53
SpType G5 R SpType Coord arcsec 2000 161646.07+144725.8
Hipparcos 2
HIP 79764 Sn 15 So 3 Nc 2
RArad 4.2619539717 DErad 0.2581428567 Plx 6.53 PmRA -54.96
PmDE -34.81 E RArad 0.86 E DErad 0.65 E Plx 1.01
E pmRA 1.03 E pmDE 0.84 Hpmag 8.6764 E Hpmag 0.0017
SHp 0.016 VA 0 BV 0.474 E BV 0.023
VI 0.55
CCDM
Ccdm 16168+1447 RComp Comp A Note1
Note2 Discov num DRAs -1.96 DDEs 25.5
R dRAs 82 Year Theta Rho
Obs 2 Vmag 8.8 Sp G5 PmNote *
PmRA -55 PmDE -34 Dm number +15 2972 Cat1 BD
Name2 +14 1631 Cat2 AGK2/3 HD 146642 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 79764
 
 
16168+1447 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 161646.10+144726.1 Mag 11.23 PmRA -55.00
PmDE -34.0 Calc delta mag 2.48 Calc coord yes
CCDM
Ccdm 16168+1447 RComp Comp B Note1
Note2 Discov num HDS DRAs -1.90 DDEs 26.0
R dRAs 82 Year 1991 Theta 60 Rho 1.0
Obs 1 Vmag 11.2 Sp PmNote *
PmRA -55 PmDE -34 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 79764