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Current system
04448+0517
STF 589 AB
HD 30101


Nearby doubles
21' : 04434+0516
HDS 609AB

30' : 04466+0508
KPP3176

37' : 04467+0540
GWP 616

42' : 04436+0440
LDS3609AB

42' : 04427+0450
STF 585

45' : 04441+0601
HEI 841

55' : 04455+0424
BAL2617

55' : 04424+0559
A 1940AB

59' : 04456+0420
BAL2618

60' : 04487+0525
GRV 218

65' : 04491+0513
STTA 55

79' : 04427+0630
AG 81

80' : 04454+0359
BAL2124

83' : 04461+0357
TDS2960

84' : 04465+0358
A 2425

91' : 04420+0637
STZ 8

105' : 04514+0550
HEI 842

105' : 04379+0503
ELP 10

107' : 04507+0418
A 1942

108' : 04455+0331
BAL2125

111' : 04520+0453
GWP 624AB

111' : 04463+0329
LDS3617

112' : 04458+0708
HJ 682AB

112' : 04499+0345
BAL2126

112' : 04374+0528
A 1842

112' : 04443+0326
UC 1206



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.

04448+0517 STF 589 AB (HD 30101)

 
 
04h 44m 48.23s +05° 17' 22.3" P.A. 276.00 sep 4.8 mag 8.78,8.92 Sp G5 dist. 37.75 pc (123.14 l.y.)
 
 
Coord 2000 04448+0517 Discov num STF 589 Comp AB Coord arcsec 2000 04 44 48.23 +05 17 22.3
Date first 1831 Date last 2020 Obs 161
Pa first 311 Pa last 276.2 P.A. Now (θ) 276.2°
Sep first 4.5 Sep last 4.805 Sep. Now (ρ) 4.805"
Mag pri 8.78 Mag sec 8.92 delta mag (ΔM) 0.14 Spectral class G5 (yellow)
Pri motion ra -116 Sec motion ra -122
Pri motion dec -044 Sec motion dec -058
Notes O (Orbital solution)
rPM=0.113 (< 0.3, Physical double)
This double is physical.
 
 
04448+0517 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 30101 112035 04 44 48 +05 17 22 STF 589 AB 2020 161 276 4.8 8.78 8.92 0.14 Y <===
Show 04 44 48 +05 17 23 GWP 612 BC 2016 5 245 181.4 8.92 13.80 4.88
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 30101 Constellation Orion SAO 112035 HIP 22067
Tycho2 0091-01410-1 Gaia DR2 3281945898565701504 HD 30101 GC 5779
ADS 3417 BD BD+05 718 Distance 37.75 Distance ly 123.14
 
 
ORBITAL ELEMENTS
 
 
Period (P)1191.4013y± 443.5595 Periastron (T)1679.8315y± 102.4838 Semi-major axis (a)5.7533a± 2.93268
Eccentricity (e)0.64885± 0.27335 Inclination (i)120.764°± 17.159 Longitude of periastron (ω)97.965°± 10.387
Node (Ω)156.743°± 38.983 Notes ReferenceIzm2019
Equinox Last observation2015 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 279.4 4.607
2001 279.3 4.608
2002 279.1 4.608
2003 278.9 4.608
2004 278.7 4.608
2005 278.5 4.609
2006 278.3 4.609
2007 278.2 4.609
2008 278.0 4.610
2009 277.8 4.610
2010 277.6 4.610
2011 277.4 4.610
2012 277.2 4.611
2013 277.1 4.611
2014 276.9 4.611
2015 276.7 4.611
2016 276.5 4.612
2017 276.3 4.612
2018 276.1 4.612
2019 276.0 4.613
2020 275.8 4.613
2021 275.6 4.613
2022 275.4 4.613
2023 275.2 4.614
2024 275.0 4.614
2025 274.9 4.614
2026 274.7 4.615
2027 274.5 4.615
2028 274.3 4.615
2029 274.1 4.616
2030 273.9 4.616


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


 
  


wds04448%2B0517a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 04448+0517 STF 589 AB (HD 30101) : NOTES
 
 
No records found.

 
 
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 GWP Garraf Wide Pairs: CPM wide pairs (>50mas/y) discovered in the Garraf Astronomical
6 STF Struve, F.G.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
04448+0517 STF 589 AB 2006 146 279 4.4 8.78 8.92 G5 D 044448.23+051722.3
04448+0517 STF 589 AB 2011 148 276 4.7 8.78 8.92 G5 D 044448.23+051722.3
04448+0517 STF 589 AB 2012 151 277 4.6 8.78 8.92 G5 D 044448.23+051722.3
04448+0517 STF 589 AB 2015 153 277 4.4 8.78 8.92 G5 044448.23+051722.3
04448+0517 STF 589 AB 2017 156 276 4.7 8.78 8.92 G5 044448.23+051722.3
04448+0517 STF 589 AB 2019 158 275 4.9 8.78 8.92 G5 044448.23+051722.3
04448+0517 STF 589 AB 2020 160 276 4.8 8.78 8.92 G5 O 044448.23+051722.3

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

 
 
WDS 04448+0517 STF 589 AB (HD 30101) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 04448+0517 STF 589 AB (HD 30101) : MEASURES
 
 
No records found.

 
 
WDS 04448+0517 (HD 30101) : VIRTUAL EYEPIECE
 
 

04448+0517 STF 589A mag 8.78 Sp G5 04448+0517 GWP 612B sep 5.5 P.A. 274.10 mag 8.92 Sp G5 04448+0517 GWP 612C sep 185.6 P.A. 245.80 mag 13.8 Sp ... 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 04448+0517 (HD 30101) : ALADIN DSS IMAGE @ 04h 44m 48.23s +05° 17' 22.3"
 
 
 
 
WDS 04448+0517 STF 589 AB (HD 30101) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

04448+0517 STF 589AB distance=1' 04448+0517 GWP 612BC distance=1' 04434+0516 HDS 609AB distance=21' 04434+0516 SKF1524AC distance=21' 04466+0508 KPP3176 distance=30' 04467+0540 GWP 616 distance=37' 04436+0440 LDS3609AB distance=42' 04436+0440 LDS3609Aa,Ab distance=42' 04427+0450 STF 585 distance=42' 04441+0601 HEI 841 distance=45' 04455+0424 BAL2617 distance=55' 04424+0559 A 1940AB distance=55' 04424+0559 GII 132Aa,Ab distance=55' 04456+0420 BAL2618 distance=59' 04487+0525 GRV 218 distance=60' 04491+0513 STTA 55 distance=65' 04427+0630 AG 81 distance=79' 04454+0359 BAL2124 distance=80' 04461+0357 TDS2960 distance=83' 04465+0358 A 2425 distance=84' 04420+0637 STZ 8 distance=91' 04514+0550 HEI 842 distance=105' 04379+0503 ELP 10 distance=105' 04507+0418 A 1942 distance=107' 04455+0331 BAL2125 distance=108' 04520+0453 GWP 624AB distance=111' 04463+0329 LDS3617 distance=111' 04458+0708 A 1941BC distance=112' 04458+0708 HJ 682AB distance=112' 04499+0345 BAL2126 distance=112' 04374+0528 A 1842 distance=112' 04443+0326 UC 1206 distance=112' 04441+0325 BAL2123 distance=113' 04523+0541 A 1943 distance=115' 04516+0423 BAL2619 distance=116' 04522+0442 HDS 629AB distance=117' 04522+0442 GII 134Aa,Ab distance=117' 04368+0523 A 1841 distance=120' 04528+0508 TDS2991 distance=120' 04370+0547 KPP1205 distance=120' 04498+0658 STT 560AB (Tabit) distance=126' 04498+0658 DAL 50AC (Tabit) distance=126' 04498+0658 LAF 32AD (Tabit) distance=126' 04498+0658 LAF 32AE (Tabit) distance=126' 04435+0723 KPP3584 distance=127' 04505+0652 TDS 149 distance=128' 04503+0657 H 6 83 distance=129' 04534+0452 VNI 1 distance=132' 04395+0332 NSN 549 distance=132' 04460+0305 DAM1319A,BC distance=134' 04358+0506 GRV 213AB 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 04448+0517 STF 589 AB 276 4.8 1
Show 04448+0517 GWP 612 BC 245 181.4 1
Show 04434+0516 HDS 609 AB 155 0.6 21
Show 04434+0516 SKF1524 AC 221 38.1 21
Show 04466+0508 KPP3176 140 6.1 30
Show 04467+0540 GWP 616 243 71.9 37
Show 04436+0440 LDS3609 AB 308 12.8 42
Show 04436+0440 LDS3609 Aa,Ab 300 1.0 42
Show 04427+0450 STF 585 277 12.1 42
Show 04441+0601 HEI 841 29 0.8 45
Show 04455+0424 BAL2617 6 12.2 55
Show 04424+0559 A 1940 AB 204 1.6 55
Show 04424+0559 GII 132 Aa,Ab 147 0.2 55
Show 04456+0420 BAL2618 12 7.7 59
Show 04487+0525 GRV 218 10 13.7 60
Show 04491+0513 STTA 55 17 37.4 65
Show 04427+0630 AG 81 280 38.6 79
Show 04454+0359 BAL2124 325 39.4 80
Show 04461+0357 TDS2960 101 0.4 83
Show 04465+0358 A 2425 97 1.4 84
Show 04420+0637 STZ 8 43 0.6 91
Show 04514+0550 HEI 842 113 2.0 105
Show 04379+0503 ELP 10 110 0.7 105
Show 04507+0418 A 1942 43 1.2 107
Show 04455+0331 BAL2125 144 4.2 108
Show 04520+0453 GWP 624 AB 144 12.1 111
Show 04463+0329 LDS3617 281 70.9 111
Show 04458+0708 A 1941 BC 12 4.5 112
Show 04458+0708 HJ 682 AB 151 26.0 112
Show 04499+0345 BAL2126 55 7.4 112
Show 04374+0528 A 1842 119 1.6 112
Show 04443+0326 UC 1206 201 17.1 112
Show 04441+0325 BAL2123 125 1.7 113
Show 04523+0541 A 1943 232 2.3 115
Show 04516+0423 BAL2619 31 19.7 116
Show 04522+0442 HDS 629 AB 264 0.6 117
Show 04522+0442 GII 134 Aa,Ab 130 0.1 117
Show 04368+0523 A 1841 150 2.6 120
Show 04528+0508 TDS2991 287 0.7 120
Show 04370+0547 KPP1205 31 9.3 120
Show Tabit 04498+0658 STT 560 AB 173 72.9 126
Show Tabit 04498+0658 DAL 50 AC 357 22.9 126
Show Tabit 04498+0658 LAF 32 AD 106 2.0 126
Show Tabit 04498+0658 LAF 32 AE 241 9.5 126
Show 04435+0723 KPP3584 12 2.3 127
Show 04505+0652 TDS 149 20 1.1 128
Show 04503+0657 H 6 83 5 95.0 129
Show 04534+0452 VNI 1 52 9.7 132
Show 04395+0332 NSN 549 160 1.2 132
Show 04460+0305 DAM1319 A,BC 242 47.7 134
Show 04358+0506 GRV 213 AB 204 49.2 134

 
 
WDS 04448+0517 : COMPONENTS
 
 
  A B
B pa=274.1°
sep=5.54"
 
C pa=245.8°
sep=185.61"
pa=245.0°
sep=180.75"
 
 
04448+0517 A
 
 
Name HD 30101 Coord arcsec 2000 044448.23+051722.3 Mag 8.78 Spectral class G5 (yellow)
PmRA -116.00 PmDE -44.0 SAO 112035 HD 30101
GC 5779 ADS 3417 DM BD+05 718
SAO
SAO 112035 DelFlag RA1950 PmRA1950 -0.007
DE1950 PmDE1950 -0.05 Vmag 8.9 SpType G5
Double code Source 70 CatNum 5779 DM BD+05 718
DMcomp A BDsup HD 30101 M HD 1
GC 5779 RA1950rad 1.23111713 DE1950rad 0.09073488 PmRA2000 -0.0068
PmDE2000 -0.051
CCDM
Ccdm 04448+0517 RComp Comp A Note1
Note2 Discov num DRAs 0.21 DDEs 21.2
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.0 Sp G5 PmNote *
PmRA -106 PmDE -51 Dm number +05 718 Cat1 BD
Name2 112035 Cat2 SAO HD 30101 M HD
ADS BDS A 3417 M ADS BDS N IDS IDS 04395N0506A
HIC 22067
 
 
04448+0517 B
 
 
Coord arcsec 2000 044447.86+051722.7 Coord calc 044447.86+051722.7 Mag 8.92 Spectral class G5 (yellow)
PmRA -122.00 PmDE -58.0 HIP 22067 Tycho2 0091-01410-1
BD BD+05 718 Calc delta mag 0.14
Tycho2
Tycho2 0091-01410-1 Pflag RAmdeg 71.19945063 DEmdeg 5.28964088
PmRA -111.9 PmDE -59.2 E RAmdeg 11 E DEmdeg 15
E pmRA 3.7 E pmDE 3.6 EpRAm 1991.65 EpDEm 1991.26
Num 2 Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 9.969 E BTmag 0.029 VTmag 8.923
E VTmag 0.019 Prox 46 TYC T HIP 22067
CCDM B RAdeg 71.19970778 DEdeg 5.28978111 EpRA 1990 1.76
EpDE 1990 1.48 E RAdeg 11.2 E DEdeg 15.2 Posflg D
Corr 0.0
Hipparcos
Catalog H HIP 22067 Proxy H RAhms 04 44 48.24
DEdms +05 17 22.3 Vmag 8.09 VarFlag R Vmag H
RAdeg 71.201 DEdeg 5.28954 AstroRef A Plx 23.43
CCDM 04448+0517 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 281 Rho 4.627 HD 30101 BD BD+05 718
CD CP Dm number +05 718 VIred 0.01
SpType G5+... R SpType Coord arcsec 2000 044448.24+051722.3
Hipparcos 2
HIP 22067 Sn 15 So 3 Nc 2
RArad 1.2426918418 DErad 0.0923198735 Plx 26.49 PmRA -115.82
PmDE -43 E RArad 1.47 E DErad 0.86 E Plx 1.83
E pmRA 1.77 E pmDE 1.32 Hpmag 8.2512 E Hpmag 0.0042
SHp 0.022 VA 0 BV 0.864 E BV 0.02
VI 0.88
CCDM
Ccdm 04448+0517 RComp Comp B Note1
Note2 Discov num STF 589 DRAs 0.00 DDEs 22.0
R dRAs 10 Year 1955 Theta 288 Rho 4.6
Obs 99 Vmag 9.0 Sp PmNote *
PmRA -135 PmDE -56 Dm number Cat1
Name2 112034 Cat2 SAO HD M HD
ADS BDS A 3417 M ADS BDS N IDS IDS 04395N0506B
HIC 22067
 
 
04448+0517 C
 
 
Coord arcsec 2000 044436.89+051606.3 Mag 13.8 Spectral class ... PmRA -114.00
PmDE -46.0 Calc delta mag 5.02 Calc coord yes