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Current system
10468-4925
R 155
Mu Vel


Nearby doubles
17' : 10483-4918
R 158AB

19' : 10468-4907
RST 508

26' : 10492-4936
HDS1547

27' : 10490-4940
RSS 245

33' : 10434-4927
RST 505

34' : 10481-4957
BRT 789

36' : 10469-4850
RST 509AB

38' : 10435-4905
CPO 51

41' : 10441-4854
HJ 4352AB

48' : 10498-5002
TDS7491

50' : 10419-4935
CPO 299

61' : 10406-4923
DAM2479

64' : 10403-4917
TDS7407

64' : 10403-4929
RST 504

67' : 10400-4927
DAM2477

70' : 10469-5035
CPO 302

71' : 10540-4920
HJ 4379

74' : 10393-4932
RST 502

74' : 10397-4900
TOI 779AB

74' : 10519-4831
RST 514

74' : 10544-4929
LDS 321

78' : 10543-4952
BRT 791

91' : 10436-5050
KPP 227

91' : 10489-4757
CPO 303

94' : 10468-4752
RST4932

94' : 10398-4821
RST 503



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.

10468-4925 R 155 (Mu Vel)

 
 
10h 46m 46.20s -49° 25' 12.8" P.A. 58.00 sep 2.3 mag 2.82,5.65 Sp G5III+G2V dist. 35.92 pc (117.17 l.y.)
 
 
Coord 2000 10468-4925 Discov num R   155 Comp Coord arcsec 2000 10 46 46.20 -49 25 12.8
Date first 1880 Date last 2019 Obs 53
Pa first 55 Pa last 58.2 P.A. Now (θ) 58.2°
Sep first 2.8 Sep last 2.287 Sep. Now (ρ) 2.287"
Mag pri 2.82 Mag sec 5.65 delta mag (ΔM) 2.83 Spectral class G5III+G2V (yellow/yellow)
Pri motion ra +074 Sec motion ra +074
Pri motion dec -055 Sec motion dec -055
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name Mu Vel Constellation Vela SAO 222321 HIP 52727
Tycho2 8206-03033-1 Gaia DR2 5361403934681413248 HD 93497 HR 4216
GC 14842 CD CD-48 5913 CP CP-48 3516 Bayer Mu Velorum
Bayer name Mu Vel Distance 35.92 Distance ly 117.17 Bayer greek μ Vel
 
 
ORBITAL ELEMENTS
 
 
Period (P)142.927y± 7.8788 Periastron (T)1948.7102y± 1.4024 Semi-major axis (a)1.42551a± 0.21639
Eccentricity (e)0.93998± 0.02468 Inclination (i)40.323°± 11.216 Longitude of periastron (ω)122.424°± 19.329
Node (Ω)108.08°± 17.886 Notesn ReferenceIzm2019
Equinox Last observation2014 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 52.6 2.149
2001 52.9 2.163
2002 53.1 2.177
2003 53.4 2.189
2004 53.7 2.201
2005 54.0 2.213
2006 54.2 2.224
2007 54.5 2.234
2008 54.8 2.244
2009 55.0 2.253
2010 55.3 2.262
2011 55.6 2.270
2012 55.8 2.277
2013 56.1 2.284
2014 56.3 2.290
2015 56.6 2.296
2016 56.8 2.301
2017 57.1 2.306
2018 57.3 2.310
2019 57.6 2.313
2020 57.8 2.316
2021 58.1 2.318
2022 58.3 2.320
2023 58.6 2.321
2024 58.8 2.322
2025 59.1 2.322
2026 59.3 2.321
2027 59.6 2.320
2028 59.8 2.318
2029 60.1 2.316
2030 60.3 2.313


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


 
  


wds10468-4925c.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 10468-4925 R 155 (Mu Vel) : NOTES
 
 
discov_num notes refcode
R 155 mu Vel. A is a SB.
 
 
REFERENCES
 
 
refcode metd author reference
Izm2019 orb u Izmailov, I.S. 2019AstL...45...30I
Izm2019 Ast. Lett. 45, 30, 2019
Izm2019 (Orbital elements from weighted solutions used when available (Table 2),
Izm2019 unweighted elements (Table 1) used for remaining 29 systems.)
 
 
DISCOVERER
 
 
idgroup discov author
1 R Russell, H.C.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10468-4925 R 155 1995 44 51 2.1 2.82 5.65 G5III+G2V NOD 104646.20-492512.8
10468-4925 R 155 2001 45 53 2.0 2.82 5.65 G5III+G2V NOD 104646.20-492512.8
10468-4925 R 155 2013 46 56 2.3 2.82 5.65 G5III G2V NOD 104646.20-492512.8
10468-4925 R 155 2014 48 57 2.3 2.82 5.65 G5III G2V NO 104646.20-492512.8
10468-4925 R 155 2016 51 57 2.3 2.82 5.65 G5III+G2V NO 104646.20-492512.8
10468-4925 R 155 2019 53 58 2.3 2.82 5.65 G5III+G2V NO 104646.20-492512.8

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

 
 
WDS 10468-4925 R 155 (Mu Vel) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 10468-4925 R 155 (Mu Vel) : MEASURES
 
 
No records found.

 
 
WDS 10468-4925 (Mu Vel) : VIRTUAL EYEPIECE
 
 

10468-4925 R 155A mag 2.82 Sp G5III 10468-4925 R 155B sep 1.8 P.A. 46.40 mag 5.65 Sp G2V 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 10468-4925 (Mu Vel) : ALADIN DSS IMAGE @ 10h 46m 46.20s -49° 25' 12.8"
 
 
 
 
WDS 10468-4925 R 155 (Mu Vel) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

10468-4925 R 155 distance=0' 10483-4918 R 159BC distance=17' 10483-4918 R 158AB distance=17' 10468-4907 RST 508 distance=19' 10492-4936 HDS1547 distance=26' 10490-4940 RSS 245 distance=27' 10434-4927 RST 505 distance=33' 10481-4957 BRT 789 distance=34' 10469-4850 RST 509AB distance=36' 10469-4850 DAM 531AC distance=36' 10435-4905 CPO 51 distance=38' 10441-4854 HJ 4352AB distance=41' 10441-4854 HJ 4352AC distance=41' 10498-5002 TDS7491 distance=48' 10419-4935 CPO 299 distance=50' 10406-4923 DAM2479 distance=61' 10403-4917 TDS7407 distance=64' 10403-4929 RST 504 distance=64' 10400-4927 DAM2477 distance=67' 10469-5035 CPO 302 distance=70' 10540-4920 HJ 4379 distance=71' 10393-4932 RST 502 distance=74' 10397-4900 TOI 779AB distance=74' 10519-4831 RST 514 distance=74' 10544-4929 LDS 321 distance=74' 10543-4952 BRT 791 distance=78' 10436-5050 KPP 227 distance=91' 10489-4757 CPO 303 distance=91' 10468-4752 RST4932 distance=94' 10398-4821 RST 503 distance=94' 10518-4804 RST 513 distance=96' 10372-4910 CPO 295 distance=96' 10375-4853 TDS7379 distance=97' 10565-4910 BRT 792 distance=97' 10466-5103 HDS1540 distance=98' 10552-5024 KPP1687 distance=101' 10390-5032 B 1688 distance=101' 10496-5104 CPO 52AB distance=103' 10496-5104 CPO 52AC distance=103' 10520-5057 TDS7519 distance=105' 10418-5100 TVB 231 distance=107' 10455-5111 TDS7456 distance=107' 10357-4908 RST 498 distance=110' 10569-4837 TDS7568 distance=111' 10423-5108 CPO 300 distance=111' 10406-5059 I 1204 distance=112' 10354-4945 B 1686AB distance=112' 10354-4945 B 1686AC distance=112' 10580-4952 TDS7579 distance=113' 10429-5113 TDS7430 distance=114' 10361-5016 DAM2448 distance=116' 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 10468-4925 R 155 58 2.3
Show 10483-4918 R 159 BC 285 38.0 17
Show 10483-4918 R 158 AB 268 25.7 17
Show 10468-4907 RST 508 39 0.5 19
Show 10492-4936 HDS1547 204 0.3 26
Show 10490-4940 RSS 245 358 26.1 27
Show 10434-4927 RST 505 201 3.2 33
Show 10481-4957 BRT 789 305 8.9 34
Show 10469-4850 RST 509 AB 113 2.7 36
Show 10469-4850 DAM 531 AC 34 12.0 36
Show 10435-4905 CPO 51 24 10.5 38
Show 10441-4854 HJ 4352 AB 197 19.1 41
Show 10441-4854 HJ 4352 AC 227 44.4 41
Show 10498-5002 TDS7491 213 1.9 48
Show 10419-4935 CPO 299 30 5.1 50
Show 10406-4923 DAM2479 207 6.7 61
Show 10403-4917 TDS7407 223 1.9 64
Show 10403-4929 RST 504 142 0.8 64
Show 10400-4927 DAM2477 107 1.1 67
Show 10469-5035 CPO 302 336 7.5 70
Show 10540-4920 HJ 4379 61 24.7 71
Show 10393-4932 RST 502 190 1.0 74
Show 10397-4900 TOI 779 AB 165 1.5 74
Show 10519-4831 RST 514 276 3.6 74
Show 10544-4929 LDS 321 86 5.5 74
Show 10543-4952 BRT 791 184 4.7 78
Show 10436-5050 KPP 227 36 3.9 91
Show 10489-4757 CPO 303 260 5.4 91
Show 10468-4752 RST4932 161 1.2 94
Show 10398-4821 RST 503 219 4.1 94
Show 10518-4804 RST 513 26 1.4 96
Show 10372-4910 CPO 295 129 3.6 96
Show 10375-4853 TDS7379 11 0.5 97
Show 10565-4910 BRT 792 281 6.8 97
Show 10466-5103 HDS1540 340 0.2 98
Show 10552-5024 KPP1687 26 13.0 101
Show 10390-5032 B 1688 328 2.1 101
Show 10496-5104 CPO 52 AB 193 7.2 103
Show 10496-5104 CPO 52 AC 185 23.2 103
Show 10520-5057 TDS7519 172 0.6 105
Show 10418-5100 TVB 231 276 8.2 107
Show 10455-5111 TDS7456 158 1.9 107
Show 10357-4908 RST 498 253 0.3 110
Show 10569-4837 TDS7568 347 0.7 111
Show 10423-5108 CPO 300 152 10.2 111
Show 10406-5059 I 1204 129 4.3 112
Show 10354-4945 B 1686 AB 157 1.5 112
Show 10354-4945 B 1686 AC 129 8.4 112
Show 10580-4952 TDS7579 291 0.4 113
Show 10429-5113 TDS7430 35 0.4 114
Show 10361-5016 DAM2448 106 8.4 116

 
 
WDS 10468-4925 : COMPONENTS
 
 
  A
B pa=46.4°
sep=1.75"
 
 
10468-4925 A
 
 
Componente originario normalizzato AB Name Mu Vel Coord arcsec 2000 104646.20-492512.8 Mag 2.82
Spectral class G5III (yellow) PmRA 74.00 PmDE -55.0 SAO 222321
HIP 52727 Tycho2 8206-03033-1 HD 93497 HR 4216
GC 14842 CD CD-48 5913 CP CP-48 3516 Bayer Mu
Bayer name Mu
Tycho2
Tycho2 8206-03033-1 Pflag P RAmdeg 161.69248947 DEmdeg -49.42023604
PmRA 74.2 PmDE -54.9 E RAmdeg 3 E DEmdeg 3
E pmRA 2.4 E pmDE 2.1 EpRAm 1991.62 EpDEm 1991.74
Num 3 Q RAmdeg 1.3 Q DEmdeg 3.3 Q pmRA 1.3
Q pmDE 3.3 BTmag 3.907 E BTmag 0.014 VTmag 2.815
E VTmag 0.009 Prox 20 TYC T HIP 52727
CCDM A RAdeg 161.69218444 DEdeg -49.42013278 EpRA 1990 1.64
EpDE 1990 1.76 E RAdeg 3.2 E DEdeg 3.1 Posflg D
Corr -0.2
SAO
SAO 222321 DelFlag RA1950 PmRA1950 0.0072
DE1950 PmDE1950 -0.05 Vmag 2.8 SpType G5
Double code Source 71 CatNum 408 DM CD-48 5913
DMcomp BDsup HD 93497 M HD 0
GC 14842 RA1950rad 2.81265756 DE1950rad -0.85792464 PmRA2000 0.0075
PmDE2000 -0.048
Hipparcos
Catalog H HIP 52727 Proxy H RAhms 10 46 46.12
DEdms -49 25 12.5 Vmag 2.69 VarFlag R Vmag G
RAdeg 161.692 DEdeg -49.4201 AstroRef A Plx 28.18
CCDM 10468-4925 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 50 Rho 2.032 HD 93497 BD
CD CD-48 5913 CP CP-48 3516 Dm number -48 5913 VIred 0.91
SpType G5III SB R SpType Coord arcsec 2000 104646.12-492512.5
Hipparcos 2
HIP 52727 Sn 17 So 3 Nc 2
RArad 2.822060834 DErad -0.8625438986 Plx 27.84 PmRA 63.22
PmDE -54.21 E RArad 0.26 E DErad 0.28 E Plx 0.38
E pmRA 0.29 E pmDE 0.34 Hpmag 2.8299 E Hpmag 0.0005
SHp 0.005 VA 0 BV 0.901 E BV 0.005
VI 0.91
CCDM
Ccdm 10468-4925 RComp Comp A Note1
Note2 Discov num DRAs -1.69 DDEs -12.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 2.9 Sp G5 PmNote *
PmRA 83 PmDE -51 Dm number -48 5913 Cat1 CD
Name2 222321 Cat2 SAO HD 93497 M HD
ADS BDS M ADS BDS N IDS IDS 10425S4854A
HIC 52727
 
 
10468-4925 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 104646.33-492511.6 Mag 5.65 Spectral class G2V (yellow)
PmRA 74.00 PmDE -55.0 Tycho2 8206-03033-2 Calc delta mag 2.83
Calc coord yes
Tycho2
Tycho2 8206-03033-2 Pflag P RAmdeg 161.69248947 DEmdeg -49.42023604
PmRA 74.2 PmDE -54.9 E RAmdeg 3 E DEmdeg 3
E pmRA 2.4 E pmDE 2.1 EpRAm 1991.62 EpDEm 1991.74
Num 3 Q RAmdeg 1.3 Q DEmdeg 3.3 Q pmRA 1.3
Q pmDE 3.3 BTmag 6.202 E BTmag 0.014 VTmag 5.645
E VTmag 0.009 Prox 20 TYC HIP 52727
CCDM B RAdeg 161.69284000 DEdeg -49.41976778 EpRA 1990 1.65
EpDE 1990 1.73 E RAdeg 3.4 E DEdeg 3.4 Posflg D
Corr -0.3
CCDM
Ccdm 10468-4925 RComp Comp B Note1 *
Note2 Discov num R 155 DRAs DDEs
R dRAs Year 1942 Theta 090 Rho 0.7
Obs 25 Vmag 6.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N N IDS IDS 10425S4854B
HIC 52727