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Current system
00291-0742
MLR 2
HD 2542


Nearby doubles
31' : 00271-0753
A 431AB

44' : 00294-0825
BRT 531

49' : 00259-0748
RIA 1

53' : 00296-0650
A 432

68' : 00247-0756
HJ 1025

73' : 00336-0811
LDS5280AB

74' : 00310-0850
RST4149

81' : 00271-0628
LDS3169

83' : 00322-0850
CVR 328

89' : 00251-0637
LDS5271

95' : 00340-0843
RST4151

98' : 00259-0907
GWP 48

102' : 00266-0916
SLW 22

103' : 00275-0921
HJ 1966

108' : 00293-0555
SHY 384AB

111' : 00348-0853
A 433

113' : 00290-0933
GIC 10

116' : 00226-0639
HDS 51

119' : 00217-0825
CVR1037

121' : 00305-0940
UC 381

126' : 00302-0947
LDS3172

127' : 00374-0714
SKF 330

127' : 00365-0639
LDS3183

130' : 00260-0542
LDS3168

131' : 00304-0947
CHE 27

135' : 00269-0531
SCJ 1



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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

00291-0742 MLR 2 (HD 2542)

 
 
00h 29m 05.68s -07° 42' 10.1" P.A. 100.00 sep 0.2 mag 9.50,9.80 Sp F5 dist. 122.55 pc (399.76 l.y.)
 
 
Coord 2000 00291-0742 Discov num MLR   2 Comp Coord arcsec 2000 00 29 05.68 -07 42 10.1
Date first 1953 Date last 1990 Obs 5
Pa first 185 Pa last 100 P.A. Now (θ) 100°
Sep first 0.1 Sep last 0.15 Sep. Now (ρ) 0.15"
Mag pri 9.50 Mag sec 9.80 delta mag (ΔM) 0.3 Spectral class F5 (yellow-white)
Pri motion ra +051 Sec motion ra
Pri motion dec -027 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 2542 Constellation Cetus SAO 128778 HIP 2275
Tycho2 5262-00061-1 Gaia DR2 2430315117117364480 HD 2542 BD BD-08 78
Distance 122.55 Distance ly 399.76
 
 
WDS 00291-0742 MLR 2 (HD 2542) : NOTES
 
 
discov_num notes refcode
MLR 2 Speckle measures show rapid motion.
 
 
DISCOVERER
 
 
discov author
MLR Muller, P.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
00291-0742 MLR 2 1990 5 100 0.2 9.50 9.80 F5 -08 78 N 002905.68-074210.1

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

 
 
WDS 00291-0742 MLR 2 (HD 2542) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 00291-0742 MLR 2 (HD 2542) : MEASURES
 
 
No records found.

 
 
WDS 00291-0742 (HD 2542) : VIRTUAL EYEPIECE
 
 

00291-0742 MLR 2A mag 9.5 Sp F5 00291-0742 MLR 2B sep 0.1 P.A. 100.00 mag 9.8 virtual eyepiece
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Radius:
Components only
 
 
WDS 00291-0742 (HD 2542) : ALADIN DSS IMAGE @ 00h 29m 05.68s -07° 42' 10.1"
 
 
 
 
WDS 00291-0742 MLR 2 (HD 2542) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

00291-0742 MLR 2 distance=0' 00271-0753 A 431AB distance=31' 00271-0753 SKF1423AB,C distance=31' 00294-0825 BRT 531 distance=44' 00259-0748 RIA 1 distance=49' 00296-0650 A 432 distance=53' 00247-0756 HJ 1025 distance=68' 00336-0811 LDS5280AB distance=73' 00336-0811 LDS5281AC distance=73' 00310-0850 RST4149 distance=74' 00271-0628 LDS3169 distance=81' 00322-0850 CVR 328 distance=83' 00251-0637 LDS5271 distance=89' 00340-0843 RST4151 distance=95' 00259-0907 GWP 48 distance=98' 00266-0916 SLW 22 distance=102' 00275-0921 HJ 1966 distance=103' 00293-0555 SHY 384AB distance=108' 00348-0853 A 433 distance=111' 00290-0933 GIC 10 distance=113' 00226-0639 HDS 51 distance=116' 00293-0555 RAO 1BC distance=118' 00217-0825 CVR1037 distance=119' 00305-0940 UC 381 distance=121' 00302-0947 LDS3172 distance=126' 00374-0714 SKF 330 distance=127' 00365-0639 LDS3183 distance=127' 00260-0542 LDS3168 distance=130' 00304-0947 CHE 27 distance=131' 00269-0531 SCJ 1 distance=135' 00267-0529 GWP 49 distance=139' 00207-0844 LDS3155 distance=140' 00357-0604 HJ 1039 distance=140' 00245-0950 SLW 17 distance=145' 00310-1005 HJ 1981A,BC distance=146' 00310-1005 BU 1158BC distance=146' 00390-0717 DAM 764 distance=150' 00391-0727 UC 414 distance=150' 00331-0959 LSC 8 distance=150' 00353-0942 CHE 28 distance=152' 00394-0716 RST4153Aa,Ab distance=156' 00394-0716 HAU 9AB distance=156' 00395-0809 LDS3186 distance=157' 00312-1016 SLW 25 distance=157' 00321-0511 A 111AB distance=159' 00321-0511 SKF 293AB,E distance=159' 00321-0511 A 111AB,C distance=159' 00321-0511 A 111AB,D distance=159' 00194-0849 HJ 1953AB distance=159' 00194-0849 HJ 1953AC distance=159' 00396-0824 LDS5285 distance=162' 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 00291-0742 MLR 2 100 0.2 0
Show 00271-0753 A 431 AB 270 0.2 31
Show 00271-0753 SKF1423 AB,C 318 110.3 31
Show 00294-0825 BRT 531 -1 -1.0 44
Show 00259-0748 RIA 1 -1 2.1 49
Show 00296-0650 A 432 274 1.1 53
Show 00247-0756 HJ 1025 134 23.3 68
Show 00336-0811 LDS5280 AB 297 163.6 73
Show 00336-0811 LDS5281 AC 113 317.6 73
Show 00310-0850 RST4149 155 2.1 74
Show 00271-0628 LDS3169 228 19.6 81
Show 00322-0850 CVR 328 228 27.0 83
Show 00251-0637 LDS5271 190 83.4 89
Show 00340-0843 RST4151 54 0.9 95
Show 00259-0907 GWP 48 335 80.4 98
Show 00266-0916 SLW 22 186 116.1 102
Show 00275-0921 HJ 1966 288 36.8 103
Show 00293-0555 SHY 384 AB 51 839.4 108
Show 00348-0853 A 433 30 4.1 111
Show 00290-0933 GIC 10 164 47.7 113
Show 00226-0639 HDS 51 123 0.1 116
Show 00293-0555 RAO 1 BC 177 0.5 118
Show 00217-0825 CVR1037 23 4.2 119
Show 00305-0940 UC 381 356 14.5 121
Show 00302-0947 LDS3172 221 8.4 126
Show 00374-0714 SKF 330 50 36.0 127
Show 00365-0639 LDS3183 192 6.0 127
Show 00260-0542 LDS3168 27 11.1 130
Show 00304-0947 CHE 27 224 20.9 131
Show 00269-0531 SCJ 1 28 25.1 135
Show 00267-0529 GWP 49 122 46.5 139
Show 00207-0844 LDS3155 50 2.0 140
Show 00357-0604 HJ 1039 269 54.0 140
Show 00245-0950 SLW 17 352 18.2 145
Show 00310-1005 HJ 1981 A,BC 89 78.9 146
Show 00310-1005 BU 1158 BC 328 0.5 146
Show 00390-0717 DAM 764 103 3.7 150
Show 00391-0727 UC 414 269 9.3 150
Show 00331-0959 LSC 8 18 0.3 150
Show 00353-0942 CHE 28 129 8.4 152
Show 00394-0716 RST4153 Aa,Ab 2 2.7 156
Show 00394-0716 HAU 9 AB 2 2.7 156
Show 00395-0809 LDS3186 206 29.5 157
Show 00312-1016 SLW 25 137 22.3 157
Show 00321-0511 A 111 AB 250 0.1 159
Show 00321-0511 SKF 293 AB,E 351 430.0 159
Show 00321-0511 A 111 AB,C 185 2.6 159
Show 00321-0511 A 111 AB,D 208 126.1 159
Show 00194-0849 HJ 1953 AB 18 68.4 159
Show 00194-0849 HJ 1953 AC 191 106.4 159
Show 00396-0824 LDS5285 315 110.1 162

 
 
WDS 00291-0742 : COMPONENTS
 
 
  A
B pa=100.0°
sep=0.15"
 
 
00291-0742 A
 
 
Name HD 2542 Coord arcsec 2000 002905.68-074210.1 Mag 9.5 Spectral class F5 (yellow-white)
PmRA 51.00 PmDE -27.0 SAO 128778 HIP 2275
Tycho2 5262-00061-1 HD 2542 BD BD-08 78
Tycho2
Tycho2 5262-00061-1 Pflag RAmdeg 7.27380227 DEmdeg -7.70286367
PmRA 47.9 PmDE -28.8 E RAmdeg 9 E DEmdeg 10
E pmRA 1.1 E pmDE 1.1 EpRAm 1989.99 EpDEm 1989.07
Num 10 Q RAmdeg 0.8 Q DEmdeg 1.3 Q pmRA 0.8
Q pmDE 1.3 BTmag 9.564 E BTmag 0.022 VTmag 9.026
E VTmag 0.017 Prox 999 TYC T HIP 2275
CCDM RAdeg 7.27369194 DEdeg -7.70279444 EpRA 1990 1.74
EpDE 1990 1.51 E RAdeg 9.0 E DEdeg 11.1 Posflg
Corr -0.3
SAO
SAO 128778 DelFlag RA1950 PmRA1950 0.002
DE1950 PmDE1950 -0.054 Vmag 8.9 SpType F5
Double code Source 26 CatNum 85 DM BD-08 78
DMcomp BDsup HD 2542 M HD 0
GC RA1950rad 0.11583675 DE1950rad -0.13926174 PmRA2000 0.0023
PmDE2000 -0.058
Hipparcos
Catalog H HIP 2275 Proxy RAhms 00 29 05.68
DEdms -07 42 10.1 Vmag 8.97 VarFlag R Vmag H
RAdeg 7.27368 DEdeg -7.7028 AstroRef Plx 8.81
CCDM 50.36 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD BD BD-08 78
CD CP Dm number -08 78 VIred 0.57
SpType F5 R SpType Coord arcsec 2000 002905.68-074210.1
Hipparcos 2
HIP 2275 Sn 5 So 0 Nc 1
RArad 0.1269497234 DErad -0.1344391565 Plx 8.16 PmRA 50.97
PmDE -27.91 E RArad 0.83 E DErad 0.56 E Plx 0.95
E pmRA 0.83 E pmDE 0.56 Hpmag E Hpmag 0.0016
SHp 0.016 VA 0 BV 0.523 E BV 0.025
VI 0.6
CCDM
Ccdm 00291-0742 RComp Comp A Note1
Note2 Discov num DRAs -0.38 DDEs -12.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.5 Sp F5 PmNote *
PmRA 30 PmDE -54 Dm number -08 78 Cat1 BD
Name2 128778 Cat2 SAO HD 2542 M HD
ADS BDS M ADS BDS N IDS IDS 00240S0816A
HIC 2275
 
 
00291-0742 B
 
 
Coord arcsec 2000 002905.69-074210.1 Mag 9.8 Delta magnitude 0.3 Coordinate calculated yes
CCDM
Ccdm 00291-0742 RComp Comp B Note1
Note2 Discov num MUL 2 DRAs DDEs
R dRAs Year 1953 Theta 185 Rho 0.1
Obs 2 Vmag 9.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N N IDS IDS 00240S0816B
HIC 2275