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Doubles in session


Current system
10066-1919
S 607 AB
HD 87743


Nearby doubles
8' : 10066-1926
GWP1292

26' : 10074-1943
BU 218

30' : 10059-1851
ARA 408

36' : 10084-1945
BU 911AB

43' : 10074-2000
ARA 664

51' : 10100-1901
GWP1305

53' : 10073-2011
DON1087

58' : 10100-1845
UC 1887

63' : 10111-1922
XMI 97

65' : 10021-1921
WIS 165

66' : 10031-1837
GWP1276

69' : 10022-1946
B 781

72' : 10045-1814
RST3676

72' : 10113-1949
GWP1309

76' : 10025-2006
ARA 662

77' : 10027-2010
DAM 715

82' : 10056-2038
ARA1082

82' : 10040-1806
BU 1072AB

84' : 10082-2038
LDS3958

89' : 10121-1837
SUB 4

89' : 10114-2016
UC 1891AB

89' : 10014-1830
KPP 209

91' : 10057-2049
ARA1083

94' : 10124-1832
ARA 410

97' : 10059-2054
LDS3955

101' : 10093-2051
ARA1084



Selections
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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.

10066-1919 S 607 AB (HD 87743)

 
 
10h 06m 38.95s -19° 18' 38.8" P.A. 327.00 sep 9.5 mag 8.82,8.99 Sp G5 dist. 59.1 pc (192.78 l.y.)
 
 
Coord 2000 10066-1919 Discov num S   607 Comp AB Coord arcsec 2000 10 06 38.95 -19 18 38.8
Date first 1825 Date last 2017 Obs 25
Pa first 326 Pa last 327.3 P.A. Now (θ) 327.3°
Sep first 9.6 Sep last 9.515 Sep. Now (ρ) 9.515"
Mag pri 8.82 Mag sec 8.99 delta mag (ΔM) 0.17 Spectral class G5 (yellow)
Pri motion ra +041 Sec motion ra +044
Pri motion dec -058 Sec motion dec -055
Notes N (See Notes)
rPM=0.06 (< 0.3, Physical double)
This double is physical.
 
 
10066-1919 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 87743 155730 10 06 39 -19 18 39 S 607 AB 2017 25 327 9.5 8.82 8.99 0.17 <===
Show 155730 10 06 39 -19 18 39 TOK 66 AC 2015 3 123 100.3 8.82 17.07 8.25
Show 10 06 39 -19 18 31 TOK 66 Ba,Bb 2010 2 47 0.2 9.00 12.50 3.50
Quadruple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 87743 Constellation Hydra SAO 155730 HIP 49520
Tycho2 6054-00340-1 Gaia DR2 5670800145890728064 HD 87743 GC 13892
BD BD-18 2844 Distance 59.1 Distance ly 192.78
 
 
WDS 10066-1919 S 607 AB (HD 87743) : NOTES
 
 
discov_num notes refcode
TOK 66 Ba,Bb: Estimated masses 0.92 and 0.26 Msun; sep 12.6 au, period 40 y. Tok2010c
 
 
REFERENCES
 
 
refcode metd author reference
Tok2010c Ao j Tokovinin, A., Hartun, M., & Hayward, T.L. 2010AJ....140..510T
Tok2010c AJ 140, 510, 2010
 
 
DISCOVERER
 
 
idgroup discov author
1 S South, J.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10066-1919 S 607 AB 2010 21 327 9.6 8.82 8.99 G5 N D 100638.95-191838.8
10066-1919 S 607 AB 2016 23 328 9.6 8.82 8.99 G5 N 100638.95-191838.8
10066-1919 S 607 AB 2017 24 328 9.5 8.82 8.99 G5 N 100638.95-191838.8

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

 
 
WDS 10066-1919 S 607 AB (HD 87743) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 10066-1919 S 607 AB (HD 87743) : MEASURES
 
 
No records found.

 
 
WDS 10066-1919 (HD 87743) : VIRTUAL EYEPIECE
 
 

10066-1919 S 607A mag 8.82 Sp G5 10066-1919 TOK 66B sep 9.5 P.A. 326.50 mag 9 Sp G5 10066-1919 TOK 66Bb sep 9.5 P.A. 327.70 mag 12.5 10066-1919 TOK 66C sep 96.3 P.A. 124.00 mag 17.07 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 10066-1919 (HD 87743) : ALADIN DSS IMAGE @ 10h 06m 38.95s -19° 18' 38.8"
 
 
 
 
WDS 10066-1919 S 607 AB (HD 87743) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

10066-1919 S 607AB distance=0' 10066-1919 TOK 66Ba,Bb distance=1' 10066-1926 GWP1292 distance=8' 10074-1943 BU 218 distance=26' 10059-1851 ARA 408 distance=30' 10084-1945 BU 911AB distance=36' 10084-1945 BU 911AC distance=36' 10074-2000 ARA 664 distance=43' 10100-1901 GWP1305 distance=51' 10073-2011 DON1087 distance=53' 10100-1845 UC 1887 distance=58' 10111-1922 XMI 97 distance=63' 10021-1921 WIS 165 distance=65' 10031-1837 GWP1276 distance=66' 10022-1946 B 781 distance=69' 10045-1814 RST3676 distance=72' 10113-1949 GWP1309 distance=72' 10025-2006 ARA 662 distance=76' 10027-2010 DAM 715 distance=77' 10056-2038 ARA1082 distance=82' 10040-1806 BU 1072AB distance=82' 10040-1806 SHJ 110AC distance=82' 10040-1806 BU 1072BC distance=82' 10082-2038 LDS3958 distance=84' 10121-1837 SUB 4 distance=89' 10114-2016 UC 1891AB distance=89' 10014-1830 KPP 209 distance=89' 10057-2049 ARA1083 distance=91' 10124-1832 ARA 410 distance=94' 10059-2054 LDS3955 distance=97' 10093-2051 ARA1084 distance=101' 10134-1847 LDS3965 distance=102' 10063-1735 GWP1288 distance=104' 10008-1809 ARA 220 distance=109' 09593-1956 LDS 294 distance=111' 10006-1807 RST2664 distance=112' 10027-2103 DON 383 distance=118' 09595-1813 GWP1266 distance=121' 10140-1807 DAM2161 distance=127' 10146-2028 ARA 665 distance=131' 10157-1951 ARA 666BC distance=132' 10157-1951 ARA 666AB distance=132' 10157-1951 ARA 666AC distance=132' 10143-1802 HU 459 distance=133' 10152-1817 UC 1901 distance=137' 09585-2035 ARA1081 distance=138' 10015-1722 ARA 63 distance=139' 10157-1825 HLD 100 distance=140' 10031-1709 XMI 94 distance=140' 10007-2121 DON 380 distance=149' 10020-1704 TDS6969 distance=151' 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 10066-1919 S 607 AB 327 9.5
Show 10066-1919 TOK 66 AC 123 100.3
Show 10066-1919 TOK 66 Ba,Bb 47 0.2 1
Show 10066-1926 GWP1292 127 40.9 8
Show 10074-1943 BU 218 146 0.4 26
Show 10059-1851 ARA 408 308 8.3 30
Show 10084-1945 BU 911 AB 315 4.1 36
Show 10084-1945 BU 911 AC 54 83.4 36
Show 10074-2000 ARA 664 2 13.3 43
Show 10100-1901 GWP1305 143 26.8 51
Show 10073-2011 DON1087 234 6.6 53
Show 10100-1845 UC 1887 32 6.4 58
Show 10111-1922 XMI 97 300 17.9 63
Show 10021-1921 WIS 165 229 987.5 65
Show 10031-1837 GWP1276 288 20.2 66
Show 10022-1946 B 781 341 2.3 69
Show 10045-1814 RST3676 309 0.5 72
Show 10113-1949 GWP1309 189 7.0 72
Show 10025-2006 ARA 662 95 10.8 76
Show 10027-2010 DAM 715 114 16.1 77
Show 10056-2038 ARA1082 124 11.6 82
Show 10040-1806 BU 1072 AB 53 12.7 82
Show 10040-1806 SHJ 110 AC 274 21.2 82
Show 10040-1806 BU 1072 BC 259 32.0 82
Show 10082-2038 LDS3958 75.0 84
Show 10121-1837 SUB 4 193 399.4 89
Show 10114-2016 UC 1891 AB 60 9.5 89
Show 10014-1830 KPP 209 243 3.7 89
Show 10057-2049 ARA1083 274 15.4 91
Show 10124-1832 ARA 410 181 10.3 94
Show 10059-2054 LDS3955 131 4.1 97
Show 10093-2051 ARA1084 196 13.5 101
Show 10134-1847 LDS3965 97 37.1 102
Show 10063-1735 GWP1288 264 30.3 104
Show 10008-1809 ARA 220 6 7.7 109
Show 09593-1956 LDS 294 170 24.3 111
Show 10006-1807 RST2664 214 0.7 112
Show 10027-2103 DON 383 214 4.3 118
Show 09595-1813 GWP1266 205 31.3 121
Show 10140-1807 DAM2161 198 22.9 127
Show 10146-2028 ARA 665 61 11.4 131
Show 10157-1951 ARA 666 BC 194 30.2 132
Show 10157-1951 ARA 666 AB 1 20.7 132
Show 10157-1951 ARA 666 AC 217 11.2 132
Show 10143-1802 HU 459 95 1.3 133
Show 10152-1817 UC 1901 218 31.3 137
Show 09585-2035 ARA1081 353 4.2 138
Show 10015-1722 ARA 63 94 15.6 139
Show 10157-1825 HLD 100 206 1.8 140
Show 10031-1709 XMI 94 198 27.1 140
Show 10007-2121 DON 380 283 2.9 149

 
 
WDS 10066-1919 : COMPONENTS
 
 
  A B Bb
B pa=326.5°
sep=9.48"
 
Bb pa=327.7°
sep=9.52"
pa=44.9°
sep=0.20"
 
C pa=124.0°
sep=96.34"
pa=126.0°
sep=105.16"
pa=126.1°
sep=105.13"
 
 
10066-1919 A
 
 
Name HD 87743 Coord arcsec 2000 100638.95-191838.8 Mag 8.82 Spectral class G5 (yellow)
PmRA 41.00 PmDE -58.0 SAO 155730 HIP 49520
Tycho2 6054-00340-1 HD 87743 GC 13892 BD BD-18 2844
Tycho2
Tycho2 6054-00340-1 Pflag RAmdeg 151.66230350 DEmdeg -19.31078541
PmRA 38.5 PmDE -53.4 E RAmdeg 10 E DEmdeg 14
E pmRA 1.9 E pmDE 1.8 EpRAm 1991.23 EpDEm 1990.80
Num 6 Q RAmdeg 0.9 Q DEmdeg 1.5 Q pmRA 0.9
Q pmDE 1.6 BTmag 9.495 E BTmag 0.025 VTmag 8.820
E VTmag 0.019 Prox 95 TYC T HIP 49520
CCDM B RAdeg 151.66220833 DEdeg -19.31066083 EpRA 1990 1.62
EpDE 1990 1.60 E RAdeg 10.3 E DEdeg 14.0 Posflg
Corr 0.0
SAO
SAO 155730 DelFlag RA1950 PmRA1950 0.0017
DE1950 PmDE1950 0.007 Vmag 8.5 SpType G5
Double code Source 70 CatNum 13892 DM BD-18 2844
DMcomp A BDsup HD 87743 M HD 1
GC 13892 RA1950rad 2.63658947 DE1950rad -0.33270374 PmRA2000 0.002
PmDE2000 0.012
Hipparcos
Catalog H HIP 49520 Proxy H RAhms 10 06 38.93
DEdms -19 18 38.4 Vmag 8.01 VarFlag R Vmag H
RAdeg 151.662 DEdeg -19.3107 AstroRef B Plx 19.63
CCDM 10067-1919 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP BA
Theta 327 Rho 9.557 HD 87743 BD BD-18 2844
CD CP Dm number -18 2844 VIred 0.61
SpType G5 R SpType Coord arcsec 2000 100638.93-191838.4
Hipparcos 2
HIP 49520 Sn 15 So 3 Nc 2
RArad 2.6470048626 DErad -0.3370346352 Plx 16.92 PmRA 44.09
PmDE -53.06 E RArad 1.07 E DErad 1.16 E Plx 1.65
E pmRA 1.24 E pmDE 1.48 Hpmag 8.1448 E Hpmag 0.0017
SHp 0.015 VA 0 BV 0.62 E BV 0.021
VI 0.69
 
 
10066-1919 B
 
 
Coord arcsec 2000 100638.58-191830.9 Coord calc 100638.61-191830.8 Mag 9 Mag composta 8.99
Spectral class G5 (yellow) PmRA 51.00 PmDE -62.0 Tycho2 6054-00340-2
Calc delta mag 0.18
Tycho2
Tycho2 6054-00340-2 Pflag RAmdeg 151.66078524 DEmdeg -19.30859356
PmRA 50.5 PmDE -61.9 E RAmdeg 12 E DEmdeg 16
E pmRA 1.9 E pmDE 1.8 EpRAm 1991.08 EpDEm 1990.54
Num 6 Q RAmdeg 2.8 Q DEmdeg 1.2 Q pmRA 2.7
Q pmDE 1.2 BTmag 9.660 E BTmag 0.028 VTmag 8.993
E VTmag 0.020 Prox 95 TYC T HIP 49520
CCDM A RAdeg 151.66066083 DEdeg -19.30844861 EpRA 1990 1.63
EpDE 1990 1.58 E RAdeg 11.6 E DEdeg 15.8 Posflg
Corr 0.0
 
 
10066-1919 Bb
 
 
Coord arcsec 2000 100638.59-191830.8 Mag 12.5 Calc delta mag 3.68 Calc coord yes
 
 
10066-1919 C
 
 
Coord arcsec 2000 100644.59-191932.7 Mag 17.07 PmRA 34.00 PmDE -30.0
Calc delta mag 8.25 Calc coord yes