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Doubles in session


Current system
04404-1940
STN 9
54 Eri


Nearby doubles
17' : 04398-1953
HWE 11

36' : 04421-1914
GWP 609

48' : 04402-1853
KPP2060

63' : 04363-1917
RST2350

63' : 04421-2039
SHN 91

69' : 04421-2045
ARA 839

70' : 04441-2027
TDS2952

76' : 04354-2004
DON 71

84' : 04425-2058
DON 75

84' : 04346-1930
UC 1189

87' : 04365-2046
UC 1193

90' : 04467-1946
UC 1213AB

91' : 04458-1851
UC 1210

94' : 04405-1807
GWP 606

95' : 04367-1822
B 1938

96' : 04396-2115
BU 1236AB

101' : 04362-1819
ARA 327

102' : 04434-2113
TDS2946

106' : 04331-1922
TOK 86

109' : 04429-1758
B 1940

110' : 04436-1801
ARA 328

117' : 04381-1749
B 1939

119' : 04422-2136
UC 1204

119' : 04320-1936
UC 1178

124' : 04486-2026
ARA 840

124' : 04478-2049
BU 312



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.

04404-1940 STN 9 (54 Eri)

 
 
04h 40m 26.49s -19° 40' 16.5" P.A. 135.00 sep 0.1 mag 5.10,5.40 Sp M3II-III dist. 112.99 pc (368.57 l.y.)
 
 
Coord 2000 04404-1940 Discov num STN   9 Comp Coord arcsec 2000 04 40 26.49 -19 40 16.5
Date first 1877 Date last 1926 Obs 3
Pa first 161 Pa last 135 P.A. Now (θ) 135°
Sep first 0.3 Sep last 0.1 Sep. Now (ρ) 0.1"
Mag pri 5.10 Mag sec 5.40 delta mag (ΔM) 0.3 Spectral class M3II-III (red)
Pri motion ra +023 Sec motion ra
Pri motion dec -093 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name 54 Eri Var name DM Eri Constellation Eridanus SAO 149818
HIP 21763 Tycho2 5895-01948-1 Gaia DR2 2977433305688884224 HD 29755
HR 1496 GC 5695 ADS 3380 BD BD-19 988
Flamsteed 54 Eridani Flamsteed name 54 Eri Distance 112.99 Distance ly 368.57
 
 
WDS 04404-1940 STN 9 (54 Eri) : NOTES
 
 
discov_num notes refcode
STN 9 54 Eri. A semiregular variable, DM Eri. No very positive observations
as a visual double. Needs speckle.
 
 
REFERENCES
 
 
refcode metd author reference
Stn1877 Ma j Stone, O. 1877PCinO...3....1S
Stn1877 Pub. Cincinnati Obs. #3, 1877
Stn1878 Ma - Stone, O. 1878PCinO...4....1.
Stn1878 Pub. Cincinnati Obs. #4, 1878
Stn1879 Ma j Stone, O. 1879PCinO...5....1S
Stn1879 Pub. Cincinnati Obs. #5, 1879
Stn1880A Ma - Stone, O. 1880Obs.....3..314G
Stn1880A cited by Gledhill (Obs 3, 314, 1880)
Stn1882 Ma - Stone, O. 1882PCinO...6....1S
Stn1882 Pub. Cincinnati Obs. #6, 1882
Stn1890 Ma j Stone, O. 1890PCinO..10....1.
Stn1890 Pub. Cincinnati Obs. #10, 1890
Stn1906A Ma - Stone, O. 1906MmRAS..56....1L
Stn1906A cited by Lewis (MemRAS 56, 1, 1906)
Stn1932A Ma - Stone, O. 1932QB821.A43......
Stn1932A cited in ADS (Aitken Double Star Cat.), 1932
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
04404-1940 STN 9 1926 3 135 0.1 5.10 5.40 M3II-III N 044026.49-194016.5

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

 
 
WDS 04404-1940 STN 9 (54 Eri) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 04404-1940 STN 9 (54 Eri) : MEASURES
 
 
No records found.

 
 
WDS 04404-1940 (54 Eri) : VIRTUAL EYEPIECE
 
 

04404-1940 STN 9A mag 5.1 Sp M3II 04404-1940 STN 9B sep 0.1 P.A. 136.70 mag 5.4 Sp III virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 04404-1940 (54 Eri) : ALADIN DSS IMAGE @ 04h 40m 26.49s -19° 40' 16.5"
 
 
 
 
WDS 04404-1940 STN 9 (54 Eri) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

04404-1940 STN 9 distance=0' 04398-1953 HWE 11 distance=17' 04421-1914 GWP 609 distance=36' 04402-1853 KPP2060 distance=48' 04363-1917 RST2350 distance=63' 04421-2039 SHN 91 distance=63' 04421-2045 ARA 839 distance=69' 04441-2027 TDS2952 distance=70' 04354-2004 DON 71 distance=76' 04425-2058 DON 75 distance=84' 04346-1930 UC 1189 distance=84' 04365-2046 UC 1193 distance=87' 04467-1946 UC 1213AB distance=90' 04458-1851 UC 1210 distance=91' 04405-1807 GWP 606 distance=94' 04367-1822 B 1938 distance=95' 04396-2115 BU 1236AB distance=96' 04396-2115 BU 1236AC distance=96' 04362-1819 ARA 327 distance=101' 04434-2113 TDS2946 distance=102' 04331-1922 TOK 86 distance=106' 04429-1758 B 1940 distance=109' 04436-1801 ARA 328 distance=110' 04381-1749 B 1939 distance=117' 04422-2136 UC 1204 distance=119' 04320-1936 UC 1178 distance=119' 04486-2026 ARA 840 distance=124' 04478-2049 BU 312 distance=124' 04333-2054 SKF2470 distance=125' 04347-1805 ARA 326 distance=125' 04398-1734 GWP 603 distance=127' 04320-1852 I 727 distance=130' 04470-2113 DON 79 distance=131' 04427-2147 LDS3608 distance=131' 04333-2108 LDS 122 distance=134' 04462-2128 OL 2 distance=135' 04368-1736 ARA 154 distance=136' 04384-2154 DON 74 distance=137' 04368-1733 A 2915 distance=138' 04332-2127 TDS2893 distance=148' 04493-2059 TDS2978 distance=148' 04325-2119 DON 69 distance=150' 04468-2141 DON 78 distance=151' 04410-1709 KPP2610 distance=152' 04312-2113 UC 1176 distance=160' 04307-1817 GWP 594 distance=162' 04299-2046 KPP3571 distance=163' 04410-2223 SKF2471 distance=164' 04431-2219 B 689 distance=164' 04504-2108 DON 82 distance=166' 04518-2025 ARA 841 distance=167' 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 04404-1940 STN 9 135 0.1
Show 04398-1953 HWE 11 100 3.6 17
Show 04421-1914 GWP 609 218 151.1 36
Show 04402-1853 KPP2060 205 16.5 48
Show 04363-1917 RST2350 241 1.9 63
Show 04421-2039 SHN 91 -1 0.2 63
Show 04421-2045 ARA 839 337 7.0 69
Show 04441-2027 TDS2952 125 1.5 70
Show 04354-2004 DON 71 261 5.2 76
Show 04425-2058 DON 75 88 0.2 84
Show 04346-1930 UC 1189 195 23.3 84
Show 04365-2046 UC 1193 270 49.9 87
Show 04467-1946 UC 1213 AB 182 36.4 90
Show 04458-1851 UC 1210 65 6.7 91
Show 04405-1807 GWP 606 91 164.9 94
Show 04367-1822 B 1938 286 0.2 95
Show 04396-2115 BU 1236 AB 95 1.5 96
Show 04396-2115 BU 1236 AC 314 39.9 96
Show 04362-1819 ARA 327 255 9.0 101
Show 04434-2113 TDS2946 68 0.7 102
Show 04331-1922 TOK 86 359 18.7 106
Show 04429-1758 B 1940 20 1.5 109
Show 04436-1801 ARA 328 93 7.6 110
Show 04381-1749 B 1939 172 0.1 117
Show 04422-2136 UC 1204 293 16.5 119
Show 04320-1936 UC 1178 185 9.1 119
Show 04486-2026 ARA 840 117 1.4 124
Show 04478-2049 BU 312 346 3.4 124
Show 04333-2054 SKF2470 88 6.0 125
Show 04347-1805 ARA 326 205 9.5 125
Show 04398-1734 GWP 603 78 129.3 127
Show 04320-1852 I 727 43 3.8 130
Show 04470-2113 DON 79 327 9.2 131
Show 04427-2147 LDS3608 113 9.0 131
Show 04333-2108 LDS 122 194 249.3 134
Show 04462-2128 OL 2 227 4.4 135
Show 04368-1736 ARA 154 305 5.8 136
Show 04384-2154 DON 74 314 0.7 137
Show 04368-1733 A 2915 329 0.2 138
Show 04332-2127 TDS2893 290 0.8 148
Show 04493-2059 TDS2978 192 0.6 148
Show 04325-2119 DON 69 128 2.4 150
Show 04468-2141 DON 78 242 2.0 151
Show 04410-1709 KPP2610 293 23.9 152
Show 04312-2113 UC 1176 242 66.0 160
Show 04307-1817 GWP 594 310 18.0 162
Show 04299-2046 KPP3571 295 1.7 163
Show 04410-2223 SKF2471 256 39.0 164
Show 04431-2219 B 689 291 0.6 164
Show 04504-2108 DON 82 47 0.7 166
Show 04518-2025 ARA 841 200 10.5 167

 
 
WDS 04404-1940 : COMPONENTS
 
 
  A
B pa=136.7°
sep=0.10"
 
 
04404-1940 A
 
 
Componente originario normalizzato AB Name 54 Eri Coord arcsec 2000 044026.49-194016.5 Mag 5.1
Spectral class M3II (red) PmRA 23.00 PmDE -93.0 SAO 149818
HIP 21763 Tycho2 5895-01948-1 HD 29755 HR 1496
GC 5695 ADS 3380 BD BD-19 988 Flamsteed 54 Eridani
Flamsteed name 54 Eri
Tycho2
Tycho2 5895-01948-1 Pflag RAmdeg 70.11045293 DEmdeg -19.67148449
PmRA 23.7 PmDE -93.1 E RAmdeg 3 E DEmdeg 3
E pmRA 0.8 E pmDE 0.8 EpRAm 1991.43 EpDEm 1991.37
Num 18 Q RAmdeg 1.0 Q DEmdeg 1.3 Q pmRA 1.1
Q pmDE 1.2 BTmag 6.391 E BTmag 0.014 VTmag 4.528
E VTmag 0.009 Prox 999 TYC T HIP 21763
CCDM RAdeg 70.11039444 DEdeg -19.67126722 EpRA 1990 1.68
EpDE 1990 1.60 E RAdeg 3.3 E DEdeg 3.4 Posflg
Corr 0.1
SAO
SAO 149818 DelFlag RA1950 PmRA1950 0.0011
DE1950 PmDE1950 -0.096 Vmag 4.5 SpType M0
Double code Source 70 CatNum 5695 DM BD-19 988
DMcomp BDsup HD 29755 M HD 0
GC 5695 RA1950rad 1.21410575 DE1950rad -0.34498566 PmRA2000 0.0015
PmDE2000 -0.096
Hipparcos
Catalog H HIP 21763 Proxy RAhms 04 40 26.49
DEdms -19 40 16.5 Vmag 4.32 VarFlag 2 R Vmag H
RAdeg 70.1104 DEdeg -19.6713 AstroRef Plx 9.03
CCDM 04404-1940 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 29755 BD BD-19 988
CD CP Dm number -19 988 VIred 2.27
SpType M3/M4III R SpType Coord arcsec 2000 044026.49-194016.5
Hipparcos 2
HIP 21763 Sn 7 So 0 Nc 1
RArad 1.2236571744 DErad -0.3433282067 Plx 8.85 PmRA 29.13
PmDE -96.42 E RArad 0.56 E DErad 0.39 E Plx 0.6
E pmRA 0.61 E pmDE 0.48 Hpmag 4.3758 E Hpmag 0.0023
SHp 0.021 VA 2 BV 1.599 E BV 0.021
VI 2.27
CCDM
Ccdm 04404-1940 RComp Comp A Note1
Note2 Discov num DRAs 2.48 DDEs -17.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 5.1 Sp M1 PmNote *
PmRA 16 PmDE -91 Dm number -19 988 Cat1 BD
Name2 149818 Cat2 SAO HD 29755 M HD
ADS BDS A 3380 M ADS BDS N IDS IDS 04361S1952A
HIC 21763
 
 
04404-1940 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 044026.49-194016.6 Mag 5.4 Spectral class III
Calc delta mag 0.3 Calc coord yes
CCDM
Ccdm 04404-1940 RComp Comp B Note1
Note2 Discov num STN 9 DRAs DDEs
R dRAs Year 1877 Theta 161 Rho 0.3
Obs 2 Vmag 5.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 3380 M ADS BDS N IDS IDS 04361S1952B
HIC 21763