stampa
Login

Too lazy to login each time? Click on "Remember me" at login and forget about it!
Register here!


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
04275-1707
HU 440
HD 28338


Nearby doubles
27' : 04286-1728
ARA 153

51' : 04256-1625
SKF2468

57' : 04302-1747
B 1937

61' : 04307-1627
HJ 3653

77' : 04290-1820
GWP 588

78' : 04240-1805
HJ 3647AB

79' : 04274-1548
DEA 12

84' : 04307-1817
GWP 594

84' : 04217-1658
RAO 545

86' : 04330-1633
CRI 7AB

92' : 04212-1656
TDS2831

94' : 04287-1535
TDS2865

100' : 04314-1544
GAL 139

101' : 04218-1804
ARA 325

107' : 04216-1559
LDS9169

108' : 04274-1855
STN 7

114' : 04202-1626
HU 438AB

115' : 04207-1806
ARA 324

119' : 04358-1659
TDS2905

119' : 04347-1805
ARA 326

124' : 04320-1852
I 727

127' : 04353-1607
CRC 47

129' : 04186-1725
TOI 427

130' : 04198-1602
RST3397

130' : 04190-1751
HDS 550

135' : 04368-1736
ARA 154



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.

04275-1707 HU 440 (HD 28338)

 
 
04h 27m 31.91s -17° 06' 30.6" P.A. 316.00 sep 1.8 mag 8.53,11.28 Sp G5 dist. 49.63 pc (161.89 l.y.)
 
 
Coord 2000 04275-1707 Discov num HU  440 Comp Coord arcsec 2000 04 27 31.91 -17 06 30.6
Date first 1901 Date last 2016 Obs 14
Pa first 327 Pa last 315.8 P.A. Now (θ) 315.8°
Sep first 2.2 Sep last 1.807 Sep. Now (ρ) 1.807"
Mag pri 8.53 Mag sec 11.28 delta mag (ΔM) 2.75 Spectral class G5 (yellow)
Pri motion ra +080 Sec motion ra +076
Pri motion dec +067 Sec motion dec +069
Notes N (See Notes)
rPM=0.043 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 28338 Constellation Eridanus HIP 20806 Tycho2 5891-01250-1
Gaia DR2 3171831011634286592 HD 28338 BD BD-17 883 Distance 49.63
Distance ly 161.89
 
 
WDS 04275-1707 HU 440 (HD 28338) : NOTES
 
 
discov_num notes refcode
HU 440 Primary is HH Eri, eclipsing binary (Algol-type), P=8.5d. Tok2014d
 
 
REFERENCES
 
 
refcode metd author reference
Tok2014d E2 - Tokovinin, A. 2014AJ....147...86T
Tok2014d AJ 147, 86, 2014
 
 
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
04275-1707 HU 440 1991 8 318 2.0 8.53 11.28 G5 042731.91-170630.6
04275-1707 HU 440 2008 9 316 1.9 8.53 11.28 G5 042731.91-170630.6
04275-1707 HU 440 2014 11 316 1.8 8.53 11.28 G5 042731.91-170630.6
04275-1707 HU 440 2015 12 316 1.8 8.53 11.28 G5 N 042731.91-170630.6
04275-1707 HU 440 2016 14 316 1.8 8.53 11.28 G5 N 042731.91-170630.6

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

 
 
WDS 04275-1707 HU 440 (HD 28338) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 04275-1707 HU 440 (HD 28338) : MEASURES
 
 
No records found.

 
 
WDS 04275-1707 (HD 28338) : VIRTUAL EYEPIECE
 
 

04275-1707 HU 440A mag 8.53 Sp G5 04275-1707 HU 440B sep 1.8 P.A. 317.10 mag 11.28 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 04275-1707 (HD 28338) : ALADIN DSS IMAGE @ 04h 27m 31.91s -17° 06' 30.6"
 
 
 
 
WDS 04275-1707 HU 440 (HD 28338) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

04275-1707 HU 440 distance=1' 04286-1728 ARA 153 distance=27' 04256-1625 SKF2468 distance=51' 04302-1747 B 1937 distance=57' 04307-1627 HJ 3653 distance=61' 04290-1820 GWP 588 distance=77' 04240-1805 HJ 3647AB distance=78' 04240-1805 HJ 3647AC distance=78' 04240-1805 HJ 3647BC distance=78' 04274-1548 DEA 12 distance=79' 04307-1817 GWP 594 distance=84' 04217-1658 RAO 545 distance=84' 04330-1633 CRI 7AB distance=86' 04330-1633 CRI 7BC distance=86' 04330-1633 CRI 7Ba,Bb distance=86' 04212-1656 TDS2831 distance=92' 04287-1535 TDS2865 distance=94' 04314-1544 GAL 139 distance=100' 04218-1804 ARA 325 distance=101' 04216-1559 LDS9169 distance=107' 04274-1855 STN 7 distance=108' 04202-1626 HU 438AB distance=114' 04207-1806 ARA 324 distance=115' 04358-1659 TDS2905 distance=119' 04347-1805 ARA 326 distance=119' 04320-1852 I 727 distance=124' 04353-1607 CRC 47 distance=127' 04186-1725 TOI 427 distance=129' 04198-1602 RST3397 distance=130' 04190-1751 HDS 550 distance=130' 04368-1736 ARA 154 distance=135' 04368-1733 A 2915 distance=136' 04362-1819 ARA 327 distance=145' 04174-1648 HJ 3633 distance=147' 04226-1916 B 1936 distance=148' 04359-1536 BRT 608 distance=152' 04367-1822 B 1938 distance=152' 04381-1749 B 1939 distance=157' 04331-1922 TOK 86 distance=157' 04290-1427 RST3398 distance=162' 04320-1936 UC 1178 distance=163' 04196-1510 HU 437 distance=164' 04208-1920 SEE 36 distance=165' 04160-1643 GWP 572 distance=168' 04156-1735 GWP 571 distance=174' 04346-1930 UC 1189 distance=176' 04398-1734 GWP 603 distance=178' 04155-1604 RST3396 distance=181' 04363-1917 RST2350 distance=181' 04187-1924 B 687 distance=186' 04369-1456 BU 185 distance=189' 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 04275-1707 HU 440 316 1.8 1
Show 04286-1728 ARA 153 35 10.0 27
Show 04256-1625 SKF2468 275 149.0 51
Show 04302-1747 B 1937 120 0.2 57
Show 04307-1627 HJ 3653 157 39.6 61
Show 04290-1820 GWP 588 3 108.4 77
Show 04240-1805 HJ 3647 AB 259 29.8 78
Show 04240-1805 HJ 3647 AC 317 41.8 78
Show 04240-1805 HJ 3647 BC 2 36.6 78
Show 04274-1548 DEA 12 207 38.8 79
Show 04307-1817 GWP 594 310 18.0 84
Show 04217-1658 RAO 545 55 0.4 84
Show 04330-1633 CRI 7 AB 154 37.3 86
Show 04330-1633 CRI 7 BC 163 22.4 86
Show 04330-1633 CRI 7 Ba,Bb 356 0.1 86
Show 04212-1656 TDS2831 236 0.8 92
Show 04287-1535 TDS2865 267 0.5 94
Show 04314-1544 GAL 139 269 7.6 100
Show 04218-1804 ARA 325 34 6.9 101
Show 04216-1559 LDS9169 143 12.9 107
Show 04274-1855 STN 7 185 4.8 108
Show 04202-1626 HU 438 AB 162 4.2 114
Show 04207-1806 ARA 324 102 6.6 115
Show 04358-1659 TDS2905 351 3.1 119
Show 04347-1805 ARA 326 205 9.5 119
Show 04320-1852 I 727 43 3.8 124
Show 04353-1607 CRC 47 132 7.9 127
Show 04186-1725 TOI 427 153 2.6 129
Show 04198-1602 RST3397 334 0.6 130
Show 04190-1751 HDS 550 1 0.8 130
Show 04368-1736 ARA 154 305 5.8 135
Show 04368-1733 A 2915 329 0.2 136
Show 04362-1819 ARA 327 255 9.0 145
Show 04174-1648 HJ 3633 11 33.3 147
Show 04226-1916 B 1936 72 2.6 148
Show 04359-1536 BRT 608 183 4.7 152
Show 04367-1822 B 1938 286 0.2 152
Show 04381-1749 B 1939 172 0.1 157
Show 04331-1922 TOK 86 359 18.7 157
Show 04290-1427 RST3398 57 1.1 162
Show 04320-1936 UC 1178 185 9.1 163
Show 04196-1510 HU 437 256 0.7 164
Show 04208-1920 SEE 36 342 8.0 165
Show 04160-1643 GWP 572 174 358.9 168
Show 04156-1735 GWP 571 151 90.0 174
Show 04346-1930 UC 1189 195 23.3 176
Show 04398-1734 GWP 603 78 129.3 178
Show 04155-1604 RST3396 219 1.0 181
Show 04363-1917 RST2350 241 1.9 181
Show 04187-1924 B 687 252 0.4 186
Show 04369-1456 BU 185 255 2.6 189

 
 
WDS 04275-1707 : COMPONENTS
 
 
  A
B pa=317.1°
sep=1.77"
 
 
04275-1707 A
 
 
Componente originario normalizzato AB Name HD 28338 Coord arcsec 2000 042731.91-170630.6 Mag 8.53
Spectral class G5 (yellow) PmRA 80.00 PmDE 67.0 HIP 20806
Tycho2 5891-01250-1 HD 28338 BD BD-17 883
Tycho2
Tycho2 5891-01250-1 Pflag RAmdeg 66.88294541 DEmdeg -17.10849411
PmRA 79.7 PmDE 66.6 E RAmdeg 7 E DEmdeg 9
E pmRA 2.5 E pmDE 2.5 EpRAm 1991.56 EpDEm 1991.28
Num 3 Q RAmdeg 1.7 Q DEmdeg 2.0 Q pmRA 1.7
Q pmDE 2.0 BTmag 9.306 E BTmag 0.020 VTmag 8.530
E VTmag 0.014 Prox 20 TYC T HIP 20806
CCDM A RAdeg 66.88275250 DEdeg -17.10865222 EpRA 1990 1.67
EpDE 1990 1.45 E RAdeg 7.1 E DEdeg 9.0 Posflg
Corr 0.2
Hipparcos
Catalog H HIP 20806 Proxy H RAhms 04 27 31.86
DEdms -17 06 31.2 Vmag 8.4 VarFlag 2 R Vmag H
RAdeg 66.8827 DEdeg -17.1087 AstroRef A Plx 20.9
CCDM 04275-1707 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 318 Rho 2.034 HD 28338 BD BD-17 883
CD CP Dm number -17 883 VIred 0.75
SpType G8/K0V + F/G R SpType Coord arcsec 2000 042731.86-170631.2
Hipparcos 2
HIP 20806 Sn 15 So 3 Nc 2
RArad 1.1673240749 DErad -0.2986023776 Plx 20.15 PmRA 76.91
PmDE 71.22 E RArad 0.9 E DErad 0.86 E Plx 1.26
E pmRA 1.37 E pmDE 1.17 Hpmag 8.5389 E Hpmag 0.0036
SHp 0.071 VA 2 BV 1 E BV 0.495
VI 0.75
CCDM
Ccdm 04275-1707 RComp Comp A Note1
Note2 Discov num DRAs 1.43 DDEs 22.5
R dRAs 19 Year Theta Rho
Obs 2 Vmag 8.3 Sp G5 PmNote
PmRA PmDE Dm number -17 883 Cat1 BD
Name2 Cat2 HD 28338 M HD
ADS BDS A 3239 M ADS BDS N IDS IDS 04230S1720A
HIC 20806
 
 
04275-1707 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 042731.83-170629.3 Mag 11.28 PmRA 76.00
PmDE 69.0 Calc delta mag 2.75 Calc coord yes
CCDM
Ccdm 04275-1707 RComp Comp B Note1
Note2 Discov num HU 440 DRAs DDEs
R dRAs Year 1901 Theta 328 Rho 2.1
Obs 6 Vmag 10.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 3239 M ADS BDS N IDS IDS 04230S1720B
HIC 20806