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Doubles in session


Current system
04274-2756
B 2574 A,BC


Nearby doubles
26' : 04293-2801
TDS2868

26' : 04255-2749
B 66

27' : 04253-2755
B 65

40' : 04286-2832
TDS2863

45' : 04299-2826
DAW 80

54' : 04258-2845
HU 1369

57' : 04315-2813
UC 1177

62' : 04275-2655
RST1274

64' : 04312-2835
TDS2880

73' : 04297-2902
HDS 579

76' : 04274-2912
TOK 709

86' : 04245-2913
SKF1325

88' : 04221-2849
BWL 15

88' : 04335-2719
BRT2854

90' : 04218-2846
TDS2834

96' : 04236-2635
TDS2841

102' : 04348-2730
LDS 124AB

105' : 04248-2618
TDS2843

111' : 04286-2945
B 68

115' : 04318-2617
KPP2056

116' : 04196-2847
SHY 463

123' : 04209-2629
SKF1287AB

124' : 04216-2933
HDS 560

128' : 04369-2734
B 71

128' : 04367-2722
LDS 125

129' : 04358-2901
RST 109



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

04274-2756 B 2574 A,BC

 
 
04h 27m 24.11s -27° 56' 07.7" P.A. 38.00 sep 84.0 mag 9.98,11.95 Sp F5 dist. 86.96 pc (283.66 l.y.)
 
 
Coord 2000 04274-2756 Discov num B  2574 Comp A,BC Coord arcsec 2000 04 27 24.11 -27 56 07.7
Date first 1913 Date last 2015 Obs 4
Pa first 38 Pa last 37.9 P.A. Now (θ) 37.9°
Sep first 86.6 Sep last 84 Sep. Now (ρ) 84"
Mag pri 9.98 Mag sec 11.95 delta mag (ΔM) 1.97 Spectral class F5 (yellow-white)
Pri motion ra +009 Sec motion ra -045
Pri motion dec +013 Sec motion dec -003
Notes
rPM=1.249
This double is not physical.
 
 
04274-2756 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 169470 04 27 24 -27 56 08 B 2574 A,BC 2015 4 38 84.0 9.98 11.95 1.97 <===
Show 04 27 28 -27 55 01 B 2574 BC 2015 3 95 3.7 12.70 12.70 0.00
Triple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Eridanus SAO 169470 HIP 20802 Tycho2 6463-00731-1
Gaia DR2 4891425312955606144 GC 5420 CD CD-29 1728 CP CP-29 582
Distance 86.96 Distance ly 283.66
 
 
WDS 04274-2756 B 2574 A,BC : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
B van den Bos, W.H.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
04274-2756 B 2574 A,BC 1998 2 38 84.3 9.98 11.95 F5 -28 1554 D 042724.11-275607.7
04274-2756 B 2574 A,BC 1999 3 38 84.2 9.98 11.95 F5 -28 1554 D 042724.11-275607.7
04274-2756 B 2574 A,BC 2015 4 38 84.0 9.98 11.95 F5 -28 1554 042724.11-275607.7

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

 
 
WDS 04274-2756 B 2574 A,BC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 04274-2756 B 2574 A,BC : MEASURES
 
 
No records found.

 
 
WDS 04274-2756 : VIRTUAL EYEPIECE
 
 

04274-2756 B 2574A mag 9.98 Sp F5 04274-2756 B 2574B sep 85.0 P.A. 38.60 mag 12.7 04274-2756 B 2574C sep 87.1 P.A. 40.60 mag 12.7 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 04274-2756 : ALADIN DSS IMAGE @ 04h 27m 24.11s -27° 56' 07.7"
 
 
 
 
WDS 04274-2756 B 2574 A,BC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

04274-2756 B 2574A,BC distance=0' 04274-2756 B 2574BC distance=2' 04293-2801 TDS2868 distance=26' 04255-2749 B 66 distance=26' 04253-2755 B 65 distance=27' 04286-2832 TDS2863 distance=40' 04299-2826 DAW 80 distance=45' 04258-2845 HU 1369 distance=54' 04315-2813 UC 1177 distance=57' 04275-2655 RST1274 distance=62' 04312-2835 TDS2880 distance=64' 04297-2902 HDS 579 distance=73' 04274-2912 TOK 709 distance=76' 04245-2913 SKF1325 distance=86' 04221-2849 BWL 15 distance=88' 04335-2719 BRT2854 distance=88' 04218-2846 TDS2834 distance=90' 04236-2635 TDS2841 distance=96' 04348-2730 LDS 124AB distance=102' 04348-2730 GKM9097Ba,Bb distance=103' 04248-2618 TDS2843 distance=105' 04286-2945 B 68 distance=111' 04318-2617 KPP2056 distance=115' 04196-2847 SHY 463 distance=116' 04209-2629 SKF1287AB distance=123' 04216-2933 HDS 560 distance=124' 04369-2734 B 71 distance=128' 04367-2722 LDS 125 distance=128' 04358-2901 RST 109 distance=129' 04202-2626 SPM 10Aa,Ab distance=132' 04202-2626 SPM 10AB distance=132' 04366-2703 B 70 distance=134' 04189-2644 B 2569AB distance=135' 04189-2644 HJ 3637AC distance=135' 04173-2838 LDS3569 distance=141' 04314-2544 AOT 15 distance=143' 04305-2538 AOT 14 distance=145' 04169-2706 TDS2807 distance=149' 04237-2535 UC 1158 distance=149' 04371-2918 SEE 38 distance=152' 04215-2544 BU 744AB distance=155' 04215-2544 HJ 3644AB,C distance=155' 04215-2544 HJ 3644AB,D distance=155' 04252-2521 UC 1166 distance=158' 04167-2646 SKF1285 distance=159' 04388-2702 TOK 661CA distance=161' 04388-2702 CVN 38AB distance=161' 04155-2708 RST1268 distance=165' 04289-2512 B 69AB distance=166' 04289-2512 STN 8AC distance=166' 04358-3001 TDS2906 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 04274-2756 B 2574 A,BC 38 84.0 0
Show 04274-2756 B 2574 BC 95 3.7 2
Show 04293-2801 TDS2868 330 0.4 26
Show 04255-2749 B 66 177 2.4 26
Show 04253-2755 B 65 251 4.5 27
Show 04286-2832 TDS2863 177 1.8 40
Show 04299-2826 DAW 80 167 1.4 45
Show 04258-2845 HU 1369 312 0.4 54
Show 04315-2813 UC 1177 224 45.1 57
Show 04275-2655 RST1274 105 1.3 62
Show 04312-2835 TDS2880 124 0.6 64
Show 04297-2902 HDS 579 58 22.6 73
Show 04274-2912 TOK 709 87 0.2 76
Show 04245-2913 SKF1325 151 151.7 86
Show 04221-2849 BWL 15 240 0.8 88
Show 04335-2719 BRT2854 20 4.7 88
Show 04218-2846 TDS2834 265 1.1 90
Show 04236-2635 TDS2841 269 1.3 96
Show 04348-2730 LDS 124 AB 15 38.2 102
Show 04348-2730 GKM9097 Ba,Bb 110 1.1 103
Show 04248-2618 TDS2843 159 1.4 105
Show 04286-2945 B 68 304 0.1 111
Show 04318-2617 KPP2056 99 16.5 115
Show 04196-2847 SHY 463 299 999.9 116
Show 04209-2629 SKF1287 AB 98 85.8 123
Show 04216-2933 HDS 560 149 0.1 124
Show 04369-2734 B 71 258 3.0 128
Show 04367-2722 LDS 125 16 49.7 128
Show 04358-2901 RST 109 88 2.6 129
Show 04202-2626 SPM 10 Aa,Ab 272 2.4 132
Show 04202-2626 SPM 10 AB 150 25.8 132
Show 04366-2703 B 70 68 1.2 134
Show 04189-2644 B 2569 AB 264 13.9 135
Show 04189-2644 HJ 3637 AC 219 29.3 135
Show 04173-2838 LDS3569 315 2.0 141
Show 04314-2544 AOT 15 75 12.8 143
Show 04305-2538 AOT 14 16 5.6 145
Show 04169-2706 TDS2807 299 0.5 149
Show 04237-2535 UC 1158 200 44.7 149
Show 04371-2918 SEE 38 176 2.5 152
Show 04215-2544 BU 744 AB 246 0.5 155
Show 04215-2544 HJ 3644 AB,C 1 41.1 155
Show 04215-2544 HJ 3644 AB,D 41 43.7 155
Show 04252-2521 UC 1166 153 38.9 158
Show 04167-2646 SKF1285 146 28.2 159
Show 04388-2702 TOK 661 CA 90 23.0 161
Show 04388-2702 CVN 38 AB 241 7.8 161
Show 04155-2708 RST1268 278 1.0 165
Show 04289-2512 B 69 AB 352 2.6 166
Show 04289-2512 STN 8 AC 352 7.1 166
Show 04358-3001 TDS2906 125 0.9 167

 
 
WDS 04274-2756 : COMPONENTS
 
 
  A B
B pa=38.6°
sep=84.97"
 
C pa=40.6°
sep=87.07"
pa=94.8°
sep=3.69"
 
 
04274-2756 A
 
 
Name HD 28388 Coord arcsec 2000 042724.11-275607.7 Mag 9.98 Spectral class F5 (yellow-white)
PmRA 9.00 PmDE 13.0 SAO 169470 HIP 20802
Tycho2 6463-00731-1 GC 5420 CD CD-29 1728 CP CP-29 582
Tycho2
Tycho2 6463-00731-1 Pflag RAmdeg 66.85045840 DEmdeg -27.93548428
PmRA 4.0 PmDE 13.0 E RAmdeg 15 E DEmdeg 14
E pmRA 1.6 E pmDE 1.9 EpRAm 1988.61 EpDEm 1990.52
Num 6 Q RAmdeg 1.0 Q DEmdeg 1.3 Q pmRA 1.0
Q pmDE 1.3 BTmag 10.445 E BTmag 0.028 VTmag 9.981
E VTmag 0.025 Prox 999 TYC T HIP
CCDM RAdeg 66.85044833 DEdeg -27.93551472 EpRA 1990 1.69
EpDE 1990 1.74 E RAdeg 16.3 E DEdeg 14.0 Posflg
Corr 0.1
SAO
SAO 169470 DelFlag RA1950 PmRA1950 0.0045
DE1950 PmDE1950 0.126 Vmag 7.6 SpType G5
Double code Source 70 CatNum 5420 DM CD-29 1728
DMcomp BDsup HD 28388 M HD 0
GC 5420 RA1950rad 1.15825017 DE1950rad -0.51153386 PmRA2000 0.0049
PmDE2000 0.124
Hipparcos
Catalog H HIP 20802 Proxy RAhms 04 27 26.56
DEdms -29 11 49.0 Vmag 7.75 VarFlag R Vmag H
RAdeg 66.8607 DEdeg -29.1969 AstroRef Plx 10.05
CCDM 58.55 N CCDM Nsys Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD BD
CD CD-29 1728 CP CP-29 582 Dm number -29 1728 VIred 0.8
SpType G6V R SpType Coord arcsec 2000 042726.56-291149.0
Hipparcos 2
HIP 20802 Sn 5 So 0 Nc 1
RArad 1.1669390266 DErad -0.5095825868 Plx 11.5 PmRA 58.27
PmDE 120.49 E RArad 0.45 E DErad 0.51 E Plx 0.7
E pmRA 0.54 E pmDE 0.69 Hpmag E Hpmag 0.0013
SHp 0.015 VA 0 BV 0.752 E BV 0.015
VI 0.8
 
 
04274-2756 B
 
 
Coord arcsec 2000 042728.11-275501.3 Mag 12.7 PmRA -45.00 PmDE -3.0
Delta magnitude 2.72
 
 
04274-2756 C
 
 
Coord arcsec 2000 042728.39-275501.6 Mag 12.7 PmRA 60.00 PmDE -12.0
Delta magnitude 2.72 Coordinate calculated yes