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Current system
15571-1602
HJ 1281


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

15571-1602 HJ 1281

 
 
15h 57m 05.20s -16° 02' 03.6" P.A. 237.00 sep 35.2 mag 6.77,13.73 Sp M0III dist. 283.29 pc (924.09 l.y.)
 
 
Coord 2000 15571-1602 Discov num HJ 1281 Comp Coord arcsec 2000 15 57 05.20 -16 02 03.6
Date first 1890 Date last 2005 Obs 7
Pa first 230 Pa last 236.5 P.A. Now (θ) 236.5°
Sep first 35.1 Sep last 35.2 Sep. Now (ρ) 35.2"
Mag pri 6.77 Mag sec 13.73 delta mag (ΔM) 6.96 Spectral class M0III (red)
Pri motion ra +010 Sec motion ra -034
Pri motion dec -034 Sec motion dec -024
Notes N (See Notes)
rPM=1.084
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Libra SAO 159598 HIP 78120 Tycho2 6187-01523-1
Gaia DR2 6262373002623583232 HD 142804 GC 21411 BD BD-15 4221
Distance 283.29 Distance ly 924.09
 
 
WDS 15571-1602 HJ 1281 : NOTES
 
 
discov_num notes refcode
HJ 1281 The primary is variable.
Additional notes may be found in Burnham (1894). Bu_1894
 
 
REFERENCES
 
 
refcode metd author reference
Bu_1894 Ma j Burnham, S.W. 1894PLicO...2....3B
Bu_1894 Pub. Lick Obs. 2, 3, 1894 (includes most data from Bu_1893a) 1893AN....131..329B
 
 
DISCOVERER
 
 
idgroup discov author
1 HJ Herschel, J.F.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15571-1602 HJ 1281 2005 6 237 35.2 6.60 13.73 M0III N 155705.20-160203.6

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

 
 
WDS 15571-1602 HJ 1281 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 15571-1602 HJ 1281 : MEASURES
 
 
No records found.

 
 
WDS 15571-1602 : VIRTUAL EYEPIECE
 
 

15571-1602 HJ 1281A mag 6.77 Sp M0III 15571-1602 HJ 1281B sep 34.2 P.A. 235.40 mag 13.73 virtual eyepiece
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Radius:
Components only
 
 
WDS 15571-1602 : ALADIN DSS IMAGE @ 15h 57m 05.20s -16° 02' 03.6"
 
 
 
 
WDS 15571-1602 HJ 1281 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

15571-1602 HJ 1281 distance=1' 15577-1649 HDS2248 distance=48' 16003-1632 ENG 55 distance=56' 15538-1644 OCC 985 distance=63' 15549-1658 ALD 57 distance=64' 15531-1634 HDS2237 distance=66' 15566-1450 VIG 18 distance=73' 16016-1513 FAL 52 distance=82' 16030-1538 UC 3107 distance=90' 15540-1441 UC 3084 distance=93' 15543-1726 J 1588AB distance=93' 15543-1726 J 1588BC distance=93' 16017-1455 GWP2578 distance=95' 15567-1736 LDS4605 distance=95' 15592-1734 TDS9711 distance=97' 15524-1714 SKI 9AB distance=99' 15524-1714 FOX9010AC distance=99' 16006-1739 RST2992 distance=110' 15495-1615 UC 3069 distance=111' 16034-1453 AHD 18 distance=114' 16011-1742 ARA 243 distance=116' 15588-1758 MET 66 distance=119' 15564-1805 LDS4603 distance=124' 16002-1811 UC 3102 distance=137' 15496-1437 GWP2556 distance=139' 15473-1610 HJ 1278 distance=142' 16036-1417 TVB 283 distance=142' 16034-1752 KSA 82AB distance=143' 16034-1752 USD 390Aa,Ab distance=143' 15546-1341 STF3099 distance=146' 16040-1751 USD 417 distance=148' 16030-1806 MET 68AB distance=151' 16030-1806 MET 68AC distance=151' 16030-1806 MET 68AD distance=151' 16030-1806 MET 68AE distance=151' 15523-1347 RAO 666 distance=152' 16052-1740 LDS4630 distance=153' 16071-1657 KOU 51GH distance=154' 16071-1657 LAF 111GI distance=154' 16071-1657 LAF 111GJ distance=154' 16071-1657 LAF 111GK distance=154' 16048-1749 USD 447AB distance=154' 16048-1749 USD 447AC distance=154' 15583-1837 LAF 90 distance=157' 15469-1707 HDS2221 distance=161' 15501-1809 OCC 51 distance=162' 15590-1844 KSA 121AB distance=165' 15590-1844 KSA 121AC distance=165' 15481-1747 LSC 60 distance=167' 16038-1345 UC 3113 distance=168' 15597-1848 GWP2573 distance=171' 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 15571-1602 HJ 1281 237 35.2 1
Show 15577-1649 HDS2248 117 0.7 48
Show 16003-1632 ENG 55 335 145.4 56
Show 15538-1644 OCC 985 -1 0.1 63
Show 15549-1658 ALD 57 98 5.3 64
Show 15531-1634 HDS2237 282 0.5 66
Show 15566-1450 VIG 18 77 6.7 73
Show 16016-1513 FAL 52 68 19.6 82
Show 16030-1538 UC 3107 40 57.1 90
Show 15540-1441 UC 3084 131 26.4 93
Show 15543-1726 J 1588 AB 168 9.0 93
Show 15543-1726 J 1588 BC 145 16.9 93
Show 16017-1455 GWP2578 158 41.1 95
Show 15567-1736 LDS4605 135 28.6 95
Show 15592-1734 TDS9711 248 0.6 97
Show 15524-1714 SKI 9 AB 270 2.4 99
Show 15524-1714 FOX9010 AC 285 40.2 99
Show 16006-1739 RST2992 81 2.4 110
Show 15495-1615 UC 3069 330 55.8 111
Show 16034-1453 AHD 18 4 5.9 114
Show 16011-1742 ARA 243 117 13.4 116
Show 15588-1758 MET 66 226 9.1 119
Show 15564-1805 LDS4603 38 3.6 124
Show 16002-1811 UC 3102 155 121.0 137
Show 15496-1437 GWP2556 14 40.4 139
Show 15473-1610 HJ 1278 130 28.6 142
Show 16036-1417 TVB 283 142 21.8 142
Show 16034-1752 KSA 82 AB 94 2.6 143
Show 16034-1752 USD 390 Aa,Ab 317 0.1 143
Show 15546-1341 STF3099 111 2.4 146
Show 16040-1751 USD 417 250 2.2 148
Show 16030-1806 MET 68 AB 191 1.6 151
Show 16030-1806 MET 68 AC 275 5.8 151
Show 16030-1806 MET 68 AD 73 9.1 151
Show 16030-1806 MET 68 AE 107 9.7 151
Show 15523-1347 RAO 666 216 8.0 152
Show 16052-1740 LDS4630 303 25.9 153
Show 16071-1657 KOU 51 GH 54 1.1 154
Show 16071-1657 LAF 111 GI 141 3.9 154
Show 16071-1657 LAF 111 GJ 114 5.5 154
Show 16071-1657 LAF 111 GK 74 12.2 154
Show 16048-1749 USD 447 AB 322 2.9 154
Show 16048-1749 USD 447 AC 230 3.4 154
Show 15583-1837 LAF 90 352 5.6 157
Show 15469-1707 HDS2221 336 0.1 161
Show 15501-1809 OCC 51 -1 0.1 162
Show 15590-1844 KSA 121 AB 56 0.9 165
Show 15590-1844 KSA 121 AC 320 3.3 165
Show 15481-1747 LSC 60 306 0.7 167
Show 16038-1345 UC 3113 42.0 168
Show 15597-1848 GWP2573 92 12.8 171

 
 
WDS 15571-1602 : COMPONENTS
 
 
  A
B pa=235.4°
sep=34.25"
 
 
15571-1602 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 155705.20-160203.6 Mag 6.77 Spectral class M0III (red)
PmRA 10.00 PmDE -34.0 SAO 159598 HIP 78120
Tycho2 6187-01523-1 HD 142804 GC 21411 BD BD-15 4221
Tycho2
Tycho2 6187-01523-1 Pflag RAmdeg 239.27170108 DEmdeg -16.03441187
PmRA 8.2 PmDE -34.5 E RAmdeg 4 E DEmdeg 5
E pmRA 0.9 E pmDE 0.9 EpRAm 1991.30 EpDEm 1990.77
Num 16 Q RAmdeg 0.8 Q DEmdeg 0.8 Q pmRA 0.7
Q pmDE 0.8 BTmag 8.918 E BTmag 0.018 VTmag 6.769
E VTmag 0.010 Prox 999 TYC T HIP 78120
CCDM RAdeg 239.27168111 DEdeg -16.03433000 EpRA 1990 1.80
EpDE 1990 1.49 E RAdeg 4.0 E DEdeg 5.0 Posflg
Corr 0.0
SAO
SAO 159598 DelFlag RA1950 PmRA1950 0.0007
DE1950 PmDE1950 -0.035 Vmag 6.8 SpType M0
Double code Source 70 CatNum 21411 DM BD-15 4221
DMcomp BDsup HD 142804 M HD 0
GC 21411 RA1950rad 4.1637045 DE1950rad -0.27733615 PmRA2000 0.0009
PmDE2000 -0.031
Hipparcos
Catalog H HIP 78120 Proxy RAhms 15 57 05.20
DEdms -16 02 03.6 Vmag 6.53 VarFlag 2 R Vmag H
RAdeg 239.272 DEdeg -16.0343 AstroRef Plx 3.96
CCDM 15571-1602 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 142804 BD BD-15 4221
CD CP Dm number -15 4221 VIred 2.28
SpType M1III R SpType Coord arcsec 2000 155705.20-160203.6
Hipparcos 2
HIP 78120 Sn 5 So 0 Nc 1
RArad 4.1760785815 DErad -0.2798518058 Plx 3.53 PmRA 9.59
PmDE -33.67 E RArad 0.51 E DErad 0.22 E Plx 0.5
E pmRA 0.44 E pmDE 0.36 Hpmag 6.5753 E Hpmag 0.0037
SHp 0.026 VA 2 BV 1.769 E BV 0.072
VI 2.28
CCDM
Ccdm 15571-1602 RComp Comp A Note1
Note2 Discov num DRAs -0.76 DDEs -3.8
R dRAs 10 Year Theta Rho
Obs 2 Vmag 6.8 Sp M1 PmNote *
PmRA 12 PmDE -35 Dm number -15 4221 Cat1 BD
Name2 159598 Cat2 SAO HD 142804 M HD
ADS BDS A 9848 M ADS BDS N IDS IDS 15514S1545A
HIC 78120
 
 
15571-1602 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 155703.24-160223.0 Mag 13.73 PmRA -34.00
PmDE -24.0 Calc delta mag 6.96 Calc coord yes
CCDM
Ccdm 15571-1602 RComp Comp B Note1
Note2 Discov num HJ 1281 DRAs -2.62 DDEs -25.8
R dRAs 90 Year 1890 Theta 232 Rho 34.8
Obs 4 Vmag 12.3 Sp PmNote
PmRA 12 PmDE -35 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 9848 M ADS BDS N IDS IDS 15514S1545B
HIC