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Current system
08462-1422
HU 120
HD 74861


Nearby doubles
8' : 08466-1419
DAM 480

10' : 08464-1413
BRT2713

19' : 08454-1407
HU 119

43' : 08477-1346
UC 1712

43' : 08435-1403
RST3605

45' : 08431-1422
RST3604

46' : 08486-1353
LDS3821AB

47' : 08491-1440
HJ 797

50' : 08464-1333
RST5507

53' : 08441-1506
GWP1072

62' : 08443-1327
J 2062

65' : 08501-1353
DVG 5

72' : 08491-1325
HJ 4140

75' : 08445-1312
UC 1709

78' : 08416-1341
UC 1701

79' : 08512-1448
GWP1094

84' : 08405-1439
HU 118

87' : 08415-1329
RST3601

88' : 08474-1548
HDS1272

88' : 08473-1257
J 2888

89' : 08404-1452
TDS 485

91' : 08408-1334
BRT1906AB

93' : 08516-1510
UC 1724

95' : 08418-1530
J 2644

101' : 08493-1253
RST3609

102' : 08507-1306
TDS6131



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.

08462-1422 HU 120 (HD 74861)

 
 
08h 46m 09.03s -14° 22' 04.1" P.A. 322.00 sep 0.4 mag 9.19,9.21 Sp F8V dist. 85.98 pc (280.47 l.y.)
 
 
Coord 2000 08462-1422 Discov num HU  120 Comp Coord arcsec 2000 08 46 09.03 -14 22 04.1
Date first 1900 Date last 2014 Obs 32
Pa first 61 Pa last 322.2 P.A. Now (θ) 333.1°
Sep first 0.5 Sep last 0.441 Sep. Now (ρ) 0.475"
Mag pri 9.19 Mag sec 9.21 delta mag (ΔM) 0.02 Spectral class F8V (yellow-white)
Pri motion ra +129 Sec motion ra
Pri motion dec -163 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 74861 Constellation Hydra SAO 154618 HIP 43038
Tycho2 5454-00549-1 HD 74861 ADS 6989 BD BD-13 2670
Distance 85.98 Distance ly 280.47
 
 
ORBITAL ELEMENTS
 
 
Period (P)197.6y Periastron (T)1983.19y Semi-major axis (a)0.475a
Eccentricity (e)0.375 Inclination (i)45.6° Longitude of periastron (ω)82.5°
Node (Ω)140.2° Notes ReferenceHrt2010a
Equinox2000 Last observation2009 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 295.8 0.324
2001 298.3 0.334
2002 300.6 0.343
2003 302.8 0.353
2004 304.9 0.362
2005 306.9 0.370
2006 308.8 0.379
2007 310.6 0.387
2008 312.3 0.395
2009 314.0 0.402
2010 315.6 0.409
2011 317.2 0.416
2012 318.7 0.423
2013 320.2 0.429
2014 321.6 0.435
2015 323.0 0.441
2016 324.4 0.446
2017 325.7 0.451
2018 327.0 0.456
2019 328.2 0.460
2020 329.5 0.464
2021 330.7 0.468
2022 331.9 0.472
2023 333.1 0.475
2024 334.3 0.478
2025 335.5 0.481
2026 336.6 0.484
2027 337.7 0.486
2028 338.9 0.488
2029 340.0 0.491
2030 341.1 0.492


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds08462-1422a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 08462-1422 HU 120 (HD 74861) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Hrt2010a orb - Hartkopf, W.I. & Mason, B.D. 2010IAUDS.170....1H
Hrt2010a Inf. Circ. 170, 1, 2010
 
 
DISCOVERER
 
 
idgroup discov author
1 HU Hussey, W.F.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
08462-1422 HU 120 1996 28 288 0.3 9.19 9.21 F8V NO 084609.03-142204.1
08462-1422 HU 120 2009 29 314 0.4 9.19 9.21 F8V NO 084609.03-142204.1
08462-1422 HU 120 2010 30 315 0.4 9.19 9.21 F8V NO 084609.03-142204.1
08462-1422 HU 120 2014 32 322 0.4 9.19 9.21 F8V O 084609.03-142204.1

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

 
 
WDS 08462-1422 HU 120 (HD 74861) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 08462-1422 HU 120 (HD 74861) : MEASURES
 
 
No records found.

 
 
WDS 08462-1422 (HD 74861) : VIRTUAL EYEPIECE
 
 

08462-1422 HU 120A mag 9.19 Sp F8V 08462-1422 HU 120B sep 0.4 P.A. 323.10 mag 9.21 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 08462-1422 (HD 74861) : ALADIN DSS IMAGE @ 08h 46m 09.03s -14° 22' 04.1"
 
 
 
 
WDS 08462-1422 HU 120 (HD 74861) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

08462-1422 HU 120 distance=0' 08466-1419 DAM 480 distance=8' 08464-1413 BRT2713 distance=10' 08454-1407 HU 119 distance=19' 08477-1346 UC 1712 distance=43' 08435-1403 RST3605 distance=43' 08431-1422 RST3604 distance=45' 08486-1353 LDS3821AB distance=46' 08486-1353 LDS3821AC distance=46' 08486-1353 JNN 64Ba,Bb distance=47' 08491-1440 HJ 797 distance=47' 08464-1333 RST5507 distance=50' 08441-1506 GWP1072 distance=53' 08443-1327 J 2062 distance=62' 08501-1353 DVG 5 distance=65' 08491-1325 HJ 4140 distance=72' 08445-1312 UC 1709 distance=75' 08416-1341 UC 1701 distance=78' 08512-1448 GWP1094 distance=79' 08405-1439 HU 118 distance=84' 08415-1329 RST3601 distance=87' 08474-1548 HDS1272 distance=88' 08473-1257 J 2888 distance=88' 08404-1452 TDS 485 distance=89' 08408-1334 BRT1906AB distance=91' 08408-1334 DAM1467AC distance=91' 08516-1510 UC 1724 distance=93' 08418-1530 J 2644 distance=95' 08493-1253 RST3609 distance=101' 08507-1306 TDS6131 distance=102' 08403-1518 A 3064 distance=102' 08458-1240 RST3607 distance=103' 08395-1503 J 2643 distance=105' 08491-1244 J 2064AB distance=107' 08421-1552 GWP1068 distance=108' 08491-1244 BRT2714BC distance=108' 08485-1235 UC 1714 distance=113' 08417-1557 HJ 4124AB distance=115' 08525-1314 HJ 4146 distance=116' 08541-1443 LDS3831 distance=118' 08504-1604 TDS6127 distance=119' 08527-1535 RST3611 distance=120' 08417-1237 ALD 39 distance=123' 08412-1602 TOI 564 distance=124' 08431-1225 RST3603 distance=125' 08388-1315 SHY 201 distance=127' 08548-1406 GWP1108AB distance=128' 08548-1406 GWP1109AC distance=128' 08408-1605 GWP1065 distance=129' 08518-1242 UC 1725 distance=130' 08512-1231 XMI 84 distance=134' 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 08462-1422 HU 120 322 0.4
Show 08466-1419 DAM 480 204 9.6 8
Show 08464-1413 BRT2713 139 2.9 10
Show 08454-1407 HU 119 356 2.6 19
Show 08477-1346 UC 1712 316 16.8 43
Show 08435-1403 RST3605 99 8.2 43
Show 08431-1422 RST3604 66 0.9 45
Show 08486-1353 LDS3821 AB 92 7.4 46
Show 08486-1353 LDS3821 AC 147 69.3 46
Show 08486-1353 JNN 64 Ba,Bb 166 0.3 47
Show 08491-1440 HJ 797 138 16.6 47
Show 08464-1333 RST5507 266 26.8 50
Show 08441-1506 GWP1072 213 9.3 53
Show 08443-1327 J 2062 199 3.7 62
Show 08501-1353 DVG 5 45 5.5 65
Show 08491-1325 HJ 4140 286 10.3 72
Show 08445-1312 UC 1709 133 10.7 75
Show 08416-1341 UC 1701 59 32.2 78
Show 08512-1448 GWP1094 34 84.7 79
Show 08405-1439 HU 118 328 2.4 84
Show 08415-1329 RST3601 144 1.4 87
Show 08474-1548 HDS1272 94 0.5 88
Show 08473-1257 J 2888 187 4.4 88
Show 08404-1452 TDS 485 301 0.9 89
Show 08408-1334 BRT1906 AB 40 3.5 91
Show 08408-1334 DAM1467 AC 108 6.4 91
Show 08516-1510 UC 1724 89 35.4 93
Show 08418-1530 J 2644 217 6.7 95
Show 08493-1253 RST3609 132 1.1 101
Show 08507-1306 TDS6131 37 1.8 102
Show 08403-1518 A 3064 354 0.7 102
Show 08458-1240 RST3607 342 1.5 103
Show 08395-1503 J 2643 232 2.2 105
Show 08491-1244 J 2064 AB 28 71.9 107
Show 08421-1552 GWP1068 146 24.6 108
Show 08491-1244 BRT2714 BC 204 3.3 108
Show 08485-1235 UC 1714 88 34.5 113
Show 08417-1557 HJ 4124 AB 88 25.0 115
Show 08525-1314 HJ 4146 109 29.6 116
Show 08541-1443 LDS3831 354 136.7 118
Show 08504-1604 TDS6127 17 2.0 119
Show 08527-1535 RST3611 42 1.1 120
Show 08417-1237 ALD 39 358 3.0 123
Show 08412-1602 TOI 564 74 0.7 124
Show 08431-1225 RST3603 317 0.4 125
Show 08388-1315 SHY 201 326 999.9 127
Show 08548-1406 GWP1108 AB 309 52.1 128
Show 08548-1406 GWP1109 AC 13 10.1 128
Show 08408-1605 GWP1065 151 130.2 129
Show 08518-1242 UC 1725 57 24.7 130
Show 08512-1231 XMI 84 268 21.0 134

 
 
WDS 08462-1422 : COMPONENTS
 
 
  A
B pa=323.1°
sep=0.44"
 
 
08462-1422 A
 
 
Componente originario normalizzato AB Name HD 74861 Coord arcsec 2000 084609.03-142204.1 Mag 9.19
Spectral class F8V (yellow-white) PmRA 129.00 PmDE -163.0 SAO 154618
HIP 43038 Tycho2 5454-00549-1 HD 74861 BD BD-13 2670
Tycho2
Tycho2 5454-00549-1 Pflag RAmdeg 131.53797002 DEmdeg -14.36820272
PmRA 132.8 PmDE -157.5 E RAmdeg 8 E DEmdeg 9
E pmRA 1.2 E pmDE 1.2 EpRAm 1990.62 EpDEm 1990.44
Num 10 Q RAmdeg 0.8 Q DEmdeg 1.1 Q pmRA 0.7
Q pmDE 1.2 BTmag 9.027 E BTmag 0.019 VTmag 8.410
E VTmag 0.015 Prox 999 TYC T HIP 43038
CCDM AS RAdeg 131.53765833 DEdeg -14.36783583 EpRA 1990 1.81
EpDE 1990 1.61 E RAdeg 7.6 E DEdeg 9.2 Posflg P
Corr 0.0
SAO
SAO 154618 DelFlag RA1950 PmRA1950 0.008
DE1950 PmDE1950 -0.179 Vmag 8.2 SpType F8
Double code Source 21 CatNum 3539 DM BD-13 2670
DMcomp BDsup HD 74861 M HD 0
GC RA1950rad 2.28548477 DE1950rad -0.24753259 PmRA2000 0.0084
PmDE2000 -0.175
Hipparcos
Catalog H HIP 43038 Proxy H RAhms 08 46 09.03
DEdms -14 22 04.1 Vmag 8.34 VarFlag R Vmag G
RAdeg 131.538 DEdeg -14.3678 AstroRef * Plx 10.88
CCDM 08462-1422 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AS
Theta 263 Rho 0.24 HD 74861 BD BD-13 2670
CD CP Dm number -13 2670 VIred 0.62
SpType F8V R SpType Coord arcsec 2000 084609.03-142204.1
Hipparcos 2
HIP 43038 Sn 55 So 3 Nc 2
RArad 2.2957649292 DErad -0.2507656988 Plx 11.63 PmRA 135.23
PmDE -156.01 E RArad 0.93 E DErad 0.59 E Plx 1.13
E pmRA 1.14 E pmDE 0.6 Hpmag 8.4469 E Hpmag 0.0013
SHp 0.014 VA 0 BV 0.543 E BV 0.015
VI 0.62
CCDM
Ccdm 08462-1422 RComp Comp A Note1
Note2 Discov num DRAs -2.95 DDEs -6.9
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.8 Sp F8 PmNote *
PmRA 116 PmDE -179 Dm number -13 2670 Cat1 BD
Name2 154618 Cat2 SAO HD 74861 M HD
ADS BDS A 6989 M ADS BDS N IDS IDS 08414S1400A
HIC 43038
 
 
08462-1422 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 084609.01-142203.8 Mag 9.21 Calc delta mag 0.02
Calc coord yes
CCDM
Ccdm 08462-1422 RComp Comp B Note1 *
Note2 Discov num HU 120 DRAs DDEs
R dRAs Year 1959 Theta 140 Rho 0.4
Obs 13 Vmag 9.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 6989 M ADS BDS N IDS IDS 08414S1400B
HIC 43038