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Doubles in session


Current system
01281-1716
HJ 3437
HD 8957


Nearby doubles
13' : 01288-1723
SKF 119

17' : 01287-1702
HDS 194

26' : 01265-1727
B 2515

39' : 01305-1734
B 2516

53' : 01313-1741
KPP2685

62' : 01283-1615
LDS3284

65' : 01240-1743
LDS3272

78' : 01237-1631
AOT 3

80' : 01245-1615
HU 418

82' : 01284-1554
RST3355

86' : 01224-1652
AOT 2

86' : 01222-1705
GWP 176

88' : 01221-1723
LDS5331

91' : 01320-1604
GAL 310

96' : 01304-1846
B 653AB

99' : 01251-1547
CLZ 7

99' : 01323-1834
RST2262AB

106' : 01215-1629
HU 417

107' : 01247-1541
LDS3276AB

109' : 01247-1540
HDS 182

110' : 01355-1648
HU 419

110' : 01350-1630
GWP 200

112' : 01249-1534
BRT 604

113' : 01304-1903
ARA 518

113' : 01359-1732
HJ 2061

114' : 01344-1607
FAR 25



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.

01281-1716 HJ 3437 (HD 8957)

 
 
01h 28m 05.85s -17° 15' 41.6" P.A. 246.00 sep 12.1 mag 7.41,9.36 Sp F2III dist. 56.09 pc (182.97 l.y.)
 
 
Coord 2000 01281-1716 Discov num HJ 3437 Comp Coord arcsec 2000 01 28 05.85 -17 15 41.6
Date first 1836 Date last 2015 Obs 26
Pa first 247 Pa last 246.1 P.A. Now (θ) 246.1°
Sep first 12.3 Sep last 12.082 Sep. Now (ρ) 12.082"
Mag pri 7.41 Mag sec 9.36 delta mag (ΔM) 1.95 Spectral class F2III (yellow-white)
Pri motion ra +046 Sec motion ra +044
Pri motion dec +007 Sec motion dec +004
Notes V (Proper motion indicates physical)
rPM=0.077 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 8957 Constellation Cetus SAO 147822 HIP 6847
Tycho2 5852-02103-1 Gaia DR2 2451237345925738880 HD 8957 GC 1777
BD BD-18 234 Distance 56.09 Distance ly 182.97
 
 
WDS 01281-1716 HJ 3437 (HD 8957) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HJ_1826 Mb - Herschel, J.F.W. 1826MmRAS...2..459H
HJ_1826 MemRAS 2, 459, 1826
HJ_1829a Mb - Herschel, J.F.W. 1829MmRAS...3...47H
HJ_1829a MemRAS 3, 47, 1829
HJ_1829b Mb - Herschel, J.F.W. 1829MmRAS...3..177H
HJ_1829b MemRAS 3, 177, 1829
HJ_1831 Ma - Herschel, J.F.W. 1831MmRAS...4..331H
HJ_1831 +Mb MemRAS 4, part 2, 331, 1831
HJ_1833a Ma - Herschel, J.F.W. 1833MmRAS...5...13H
HJ_1833a +Mb MemRAS 5, 13, 1833
HJ_1833b orb - Herschel, J.F.W. 1833MmRAS...5..171H
HJ_1833b MemRAS 5, 171, 1833
HJ_1833c Mb - Herschel, J.F.W. 1833MmRAS...6....1H
HJ_1833c MemRAS 6, 1, 1833
HJ_1833d orb - Herschel, J.F.W. 1833MmRAS...6..149H
HJ_1833d MemRAS 6, 149, 1833
HJ_1835 Ma - Herschel, J.F.W. 1835MmRAS...8...37H
HJ_1835 +Mb MemRAS 8, 37, 1835
HJ_1836 Mb - Herschel, J.F.W. 1836MmRAS...9..193H
HJ_1836 MemRAS 9, 193, 1836
HJ_1847a Ma j Herschel, J.F.W. .
HJ_1847a +Mb Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838)
HJ_1847b Ma j Herschel, J.F.W. .
HJ_1847b Cape Results, London, 1847
HJ_1850 orb - Herschel, J.F.W. 1850MmRAS..18...47H
HJ_1850 MemRAS 18, 47, 1850
HJ_1870 Mb - Herschel, J.F.W. 1870MmRAS..38....1H
HJ_1870 MemRAS 38, 1, 1870
HJ_1874A - Herschel, J.F.W. 1874MNRAS..35...28B
HJ_1874A cited by Burnham (MNRAS 35, 28, 1874)
HJ_1875A Ma - Herschel, J.F.W. 1875AN.....85..323D
HJ_1875A +Mb cited by Doberck, 1875 (see Dob1875b,f,g,h)
HJ_1880A Ma - Herschel, J.F.W. 1880Obs.....3..508G
HJ_1880A +Mb cited by Gledhill (Obs 3, 508, 1880)
HJ_1880B Mb - Herschel, J.F.W. 1880MNRAS..40..497B
HJ_1880B cited by Burnham (MNRAS 40, 497, 1880)
HJ_1897A Ma j Herschel, J.F.W. 1897MNRAS..57..541S
HJ_1897A cited by See (MNRAS 57, 541, 1897)
HJ_1905A Ma - Herschel, J.F.W. 1905LicOB...3..147A
HJ_1905A +Mb cited by Aitken (Lick Obs. Bull. 3, 147, 1905)
HJ_1906A Ma - Herschel, J.F.W. 1906MmRAS..56....1L
HJ_1906A +Mb cited by Lewis (MemRAS 56, 1, 1906)
HJ_1906B Ma - Herschel, J.F.W. 1906QB821.B972.....
HJ_1906B +Mb cited in BDS (Burnham Double Star Cat.), 1906
HJ_1927A Mb - Herschel, J.F.W. 1927sdsc.book......
HJ_1927A cited in SDS (Southern Double Star Catalog), 1927
HJ_1932A Mb - Herschel, J.F.W. 1932QB821.A43......
HJ_1932A cited in ADS (Aitken Double Star Cat.), 1932
HJ_9999 M j Herschel, J.F.W. ...................
HJ_9999 +Ma Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01281-1716 HJ 3437 2002 22 247 11.9 7.41 9.36 F2III D 012805.85-171541.6
01281-1716 HJ 3437 2011 23 247 12.3 7.41 9.36 F2III D 012805.85-171541.6
01281-1716 HJ 3437 2015 26 246 12.1 7.41 9.36 F2III 012805.85-171541.6

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

 
 
WDS 01281-1716 HJ 3437 (HD 8957) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 01281-1716 HJ 3437 (HD 8957) : MEASURES
 
 
No records found.

 
 
WDS 01281-1716 (HD 8957) : VIRTUAL EYEPIECE
 
 

01281-1716 HJ 3437A mag 7.41 Sp F2III 01281-1716 HJ 3437B sep 11.6 P.A. 245.10 mag 9.36 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 01281-1716 (HD 8957) : ALADIN DSS IMAGE @ 01h 28m 05.85s -17° 15' 41.6"
 
 
 
 
WDS 01281-1716 HJ 3437 (HD 8957) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

01281-1716 HJ 3437 distance=0' 01288-1723 SKF 119 distance=13' 01287-1702 HDS 194 distance=17' 01265-1727 B 2515 distance=26' 01305-1734 B 2516 distance=39' 01313-1741 KPP2685 distance=53' 01283-1615 LDS3284 distance=62' 01240-1743 LDS3272 distance=65' 01237-1631 AOT 3 distance=78' 01245-1615 HU 418 distance=80' 01284-1554 RST3355 distance=82' 01224-1652 AOT 2 distance=86' 01222-1705 GWP 176 distance=86' 01221-1723 LDS5331 distance=88' 01320-1604 GAL 310 distance=91' 01304-1846 B 653AB distance=96' 01304-1846 SKF2152AC distance=96' 01251-1547 CLZ 7 distance=99' 01323-1834 RST2262AB distance=99' 01323-1834 BHA 1AC distance=99' 01215-1629 HU 417 distance=106' 01247-1541 LDS3276AB distance=107' 01247-1541 RAO 532Aa,Ab distance=107' 01247-1540 HDS 182 distance=109' 01355-1648 HU 419 distance=110' 01350-1630 GWP 200 distance=110' 01249-1534 BRT 604 distance=112' 01304-1903 ARA 518 distance=113' 01359-1732 HJ 2061 distance=113' 01344-1607 FAR 25 distance=114' 01316-1901 HJ 2052 distance=117' 01217-1831 LDS3269 distance=118' 01200-1648 AOT 1 distance=120' 01197-1709 GWP 170 distance=120' 01360-1805 SKF2157 distance=123' 01361-1805 GWP 202 distance=124' 01352-1829 RSS 49 distance=125' 01346-1552 RST3357 distance=126' 01360-1618 GWP 201 distance=127' 01326-1520 UC 574 distance=133' 01188-1728 ARA 143 distance=134' 01212-1544 GWP 173 distance=135' 01225-1905 HJ 2043 distance=136' 01287-1458 TSN 121 distance=138' 01185-1652 GWP 168 distance=140' 01363-1601 RST3360 distance=141' 01183-1711 SKF 329 distance=141' 01327-1922 SKF 332 distance=142' 01200-1549 HJ 2036 distance=146' 01361-1541 RST3359 distance=150' 01377-1822 CVR1075 distance=152' 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 01281-1716 HJ 3437 246 12.1
Show 01288-1723 SKF 119 346 19.9 13
Show 01287-1702 HDS 194 202 0.5 17
Show 01265-1727 B 2515 347 0.2 26
Show 01305-1734 B 2516 94 5.6 39
Show 01313-1741 KPP2685 168 2.7 53
Show 01283-1615 LDS3284 274 14.2 62
Show 01240-1743 LDS3272 180 32.3 65
Show 01237-1631 AOT 3 229 10.5 78
Show 01245-1615 HU 418 101 4.1 80
Show 01284-1554 RST3355 342 0.7 82
Show 01224-1652 AOT 2 179 16.6 86
Show 01222-1705 GWP 176 352 43.6 86
Show 01221-1723 LDS5331 286 155.3 88
Show 01320-1604 GAL 310 302 16.2 91
Show 01304-1846 B 653 AB 138 2.0 96
Show 01304-1846 SKF2152 AC 182 62.9 96
Show 01251-1547 CLZ 7 335 25.7 99
Show 01323-1834 RST2262 AB 163 2.3 99
Show 01323-1834 BHA 1 AC 115 3.4 99
Show 01215-1629 HU 417 327 2.7 106
Show 01247-1541 LDS3276 AB 163 33.6 107
Show 01247-1541 RAO 532 Aa,Ab 228 0.3 107
Show 01247-1540 HDS 182 214 0.3 109
Show 01355-1648 HU 419 49 0.1 110
Show 01350-1630 GWP 200 86 24.4 110
Show 01249-1534 BRT 604 102 5.0 112
Show 01304-1903 ARA 518 312 12.6 113
Show 01359-1732 HJ 2061 317 104.9 113
Show 01344-1607 FAR 25 145 0.2 114
Show 01316-1901 HJ 2052 114 80.8 117
Show 01217-1831 LDS3269 106 196.1 118
Show 01200-1648 AOT 1 312 28.6 120
Show 01197-1709 GWP 170 66 43.8 120
Show 01360-1805 SKF2157 236 10.0 123
Show 01361-1805 GWP 202 175 18.5 124
Show 01352-1829 RSS 49 2 8.4 125
Show 01346-1552 RST3357 10 0.9 126
Show 01360-1618 GWP 201 120 72.6 127
Show 01326-1520 UC 574 289 15.6 133
Show 01188-1728 ARA 143 222 7.0 134
Show 01212-1544 GWP 173 331 14.5 135
Show 01225-1905 HJ 2043 72 5.1 136
Show 01287-1458 TSN 121 306 0.3 138
Show 01185-1652 GWP 168 174 13.2 140
Show 01363-1601 RST3360 288 4.9 141
Show 01183-1711 SKF 329 135 2.5 141
Show 01327-1922 SKF 332 176 1.2 142
Show 01200-1549 HJ 2036 338 2.2 146
Show 01361-1541 RST3359 22 0.6 150
Show 01377-1822 CVR1075 204 4.6 152

 
 
WDS 01281-1716 : COMPONENTS
 
 
  A
B pa=245.1°
sep=11.63"
 
 
01281-1716 A
 
 
Componente originario normalizzato AB Name HD 8957 Coord arcsec 2000 012805.85-171541.6 Mag 7.41
Spectral class F2III (yellow-white) PmRA 46.00 PmDE 7.0 SAO 147822
HIP 6849 Tycho2 5852-02103-1 HD 8957 GC 1777
BD BD-18 234
Tycho2
Tycho2 5852-02103-1 Pflag RAmdeg 22.02436063 DEmdeg -17.26154766
PmRA 43.8 PmDE 3.0 E RAmdeg 5 E DEmdeg 6
E pmRA 1.9 E pmDE 1.8 EpRAm 1991.52 EpDEm 1991.16
Num 7 Q RAmdeg 2.8 Q DEmdeg 1.0 Q pmRA 2.9
Q pmDE 1.1 BTmag 7.791 E BTmag 0.016 VTmag 7.412
E VTmag 0.011 Prox 120 TYC T HIP 6849
CCDM A RAdeg 22.02425444 DEdeg -17.26155472 EpRA 1990 1.64
EpDE 1990 1.34 E RAdeg 5.0 E DEdeg 5.6 Posflg
Corr -0.1
SAO
SAO 147822 DelFlag RA1950 PmRA1950 0.0032
DE1950 PmDE1950 0.035 Vmag 7.1 SpType F0
Double code Source 70 CatNum 1777 DM BD-18 234
DMcomp BDsup HD 8957 M HD 0
GC 1777 RA1950rad 0.37377101 DE1950rad -0.30578034 PmRA2000 0.0035
PmDE2000 0.032
Hipparcos
Catalog H HIP 6849 Proxy RAhms 01 28 05.82
DEdms -17 15 41.6 Vmag 7.37 VarFlag R Vmag G
RAdeg 22.0243 DEdeg -17.2616 AstroRef A Plx 13.23
CCDM 01281-1716 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual A M HIP
Theta Rho HD 8957 BD BD-18 234
CD CP Dm number -18 234 VIred 0.44
SpType F2IV/V R SpType Coord arcsec 2000 012805.82-171541.6
Hipparcos 2
HIP 6849 Sn 95 So 3 Nc 1
RArad 0.384395661 DErad -0.3012709679 Plx 17.45 PmRA 44.76
PmDE 8.22 E RArad 1.52 E DErad 0.9 E Plx 1.78
E pmRA 1.6 E pmDE 0.86 Hpmag 7.4501 E Hpmag 0.0072
SHp 0.038 VA 0 BV 0.379 E BV 0.015
VI 0.44
CCDM
Ccdm 01281-1716 RComp Comp A Note1
Note2 Discov num DRAs -0.10 DDEs 21.2
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.3 Sp F0 PmNote *
PmRA 46 PmDE 35 Dm number -18 234 Cat1 BD
Name2 147822 Cat2 SAO HD 8957 M HD
ADS BDS A 1171 M ADS BDS N IDS IDS 01232S1747A
HIC 6849
 
 
01281-1716 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 012805.11-171546.5 Mag 9.36 PmRA 44.00
PmDE 4.0 HIP 6847 Calc delta mag 1.95 Calc coord yes
Hipparcos
Catalog H HIP 6847 Proxy RAhms 01 28 05.05
DEdms -17 15 46.4 Vmag 9.37 VarFlag R Vmag H
RAdeg 22.021 DEdeg -17.2629 AstroRef B Plx 15.71
CCDM 01281-1716 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual A M HIP
Theta Rho HD BD
CD CP Dm number VIred 0.72
SpType R SpType Coord arcsec 2000 012805.05-171546.4
Hipparcos 2
HIP 6847 Sn 95 So 3 Nc 1
RArad 0.3843397228 DErad -0.3012943037 Plx 17.83 PmRA 36.98
PmDE 8.23 E RArad 4.62 E DErad 2.71 E Plx 5.36
E pmRA 4.97 E pmDE 2.72 Hpmag 9.6168 E Hpmag 0.0414
SHp 0 VA 0 BV 0.696 E BV 0.044
VI 0.75
CCDM
Ccdm 01281-1716 RComp Comp B Note1
Note2 Discov num HJ 3437 DRAs -0.87 DDEs 16.3
R dRAs 90 Year 1836 Theta 247 Rho 12.3
Obs 7 Vmag 8.9 Sp PmNote *
PmRA 49 PmDE 32 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 1171 M ADS BDS N IDS IDS 01232S1747B
HIC 6847