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Current system
01252-7954
HJ 3443
HD 9123


Nearby doubles
14' : 01233-7942
CVN 18

39' : 01150-8021
R 9

44' : 01416-8003
TDS 58

46' : 01232-8039
TDS1862

63' : 01414-7909
HJ 3467AB

70' : 01389-7855
KPP2785

87' : 01337-7830
HJ 3453

90' : 01289-7825
TDS1889

94' : 01209-8126
TDS1850

114' : 01088-7810
TOI2614

114' : 01069-8139
HJ 3420

127' : 01077-7756
JSP 18

146' : 01374-8217
GLI 14

156' : 01434-7727
KPP 959

158' : 01331-7717
TDS1909

159' : 01109-8229
R 6

176' : 01367-7701
HJ 3454

181' : 01099-8251
R 8

187' : 01379-8259
TOK 426

196' : 01317-7639
TDS1901

208' : 01206-7626
UC 547

212' : 01429-8322
HDS 227

222' : 01419-7618
UC 605

224' : 01417-7616
JSP 25

225' : 01410-7615
HJ 3464AB

234' : 01439-7608
UC 614



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.

01252-7954 HJ 3443 (HD 9123)

 
 
01h 25m 11.91s -79° 53' 45.8" P.A. 284.00 sep 34.4 mag 8.66,9.91 Sp G8/K0III dist. 425.53 pc (1388.08 l.y.)
 
 
Coord 2000 01252-7954 Discov num HJ 3443 Comp Coord arcsec 2000 01 25 11.91 -79 53 45.8
Date first 1835 Date last 2015 Obs 15
Pa first 279 Pa last 283.5 P.A. Now (θ) 283.5°
Sep first 40.0 Sep last 34.417 Sep. Now (ρ) 34.417"
Mag pri 8.66 Mag sec 9.91 delta mag (ΔM) 1.25 Spectral class G8/K0III (yellow)
Pri motion ra +025 Sec motion ra +074
Pri motion dec -004 Sec motion dec -019
Notes N L (See Notes, Linear solution)
rPM=0.671
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 9123 Constellation Hydrus SAO 258265 HIP 6641
Tycho2 9356-00785-1 Gaia DR2 4631609482656930816 HD 9123 GC 1760
CP CP-80 24 Distance 425.53 Distance ly 1388.08
 
 
WDS 01252-7954 HJ 3443 (HD 9123) : NOTES
 
 
discov_num notes refcode
HJ 3443 B is CPD-80@23.
 
 
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
01252-7954 HJ 3443 1999 12 284 35.3 8.66 9.91 G8/K0III NLD 012511.91-795345.8
01252-7954 HJ 3443 2010 14 284 34.7 8.66 9.91 G8/K0III NL 012511.91-795345.8
01252-7954 HJ 3443 2015 15 284 34.4 8.66 9.91 G8/K0III NL 012511.91-795345.8

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

 
 
WDS 01252-7954 HJ 3443 (HD 9123) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 01252-7954 HJ 3443 (HD 9123) : MEASURES
 
 
No records found.

 
 
WDS 01252-7954 (HD 9123) : VIRTUAL EYEPIECE
 
 

01252-7954 HJ 3443A mag 8.66 Sp G8/K0III 01252-7954 HJ 3443B sep 9.9 P.A. 323.80 mag 9.91 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 01252-7954 (HD 9123) : ALADIN DSS IMAGE @ 01h 25m 11.91s -79° 53' 45.8"
 
 
 
 
WDS 01252-7954 HJ 3443 (HD 9123) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

01252-7954 HJ 3443 distance=1' 01233-7942 CVN 18 distance=14' 01150-8021 R 9 distance=39' 01416-8003 TDS 58 distance=44' 01232-8039 TDS1862 distance=46' 01414-7909 HDS 223Aa,Ab distance=63' 01414-7909 HJ 3467AB distance=63' 01389-7855 KPP2785 distance=70' 01337-7830 HJ 3453 distance=87' 01289-7825 TDS1889 distance=90' 01209-8126 TDS1850 distance=94' 01126-7822 UC 517AC distance=99' 01088-7810 TOI2614 distance=114' 01069-8139 HJ 3420 distance=114' 01077-7756 JSP 18 distance=127' 01374-8217 GLI 14 distance=146' 01434-7727 KPP 959 distance=156' 01331-7717 TDS1909 distance=158' 01109-8229 R 6 distance=159' 01367-7701 HJ 3454 distance=176' 01099-8251 R 8 distance=181' 01379-8259 TOK 426 distance=187' 01317-7639 TDS1901 distance=196' 01206-7626 UC 547 distance=208' 01429-8322 HDS 227 distance=212' 01419-7618 UC 605 distance=222' 01417-7616 JSP 25 distance=224' 01410-7615 HJ 3464AB distance=225' 01439-7608 UC 614 distance=234' 01393-7601 R 11 distance=237' 01155-7554 R 7 distance=242' 01449-7551 TDS1984 distance=251' 01130-7531 LDS 40 distance=266' 01303-7517 UC 569 distance=278' 01360-8438 TDS1924 distance=285' 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 01252-7954 HJ 3443 284 34.4 1
Show 01233-7942 CVN 18 13 0.3 14
Show 01150-8021 R 9 322 6.4 39
Show 01416-8003 TDS 58 37 1.0 44
Show 01232-8039 TDS1862 115 2.4 46
Show 01414-7909 HDS 223 Aa,Ab 141 0.1 63
Show 01414-7909 HJ 3467 AB 350 15.9 63
Show 01389-7855 KPP2785 329 1.0 70
Show 01337-7830 HJ 3453 319 52.9 87
Show 01289-7825 TDS1889 259 0.4 90
Show 01209-8126 TDS1850 68 0.5 94
Show 01126-7822 UC 517 AC 233 70.7 99
Show 01088-7810 TOI2614 315 1.8 114
Show 01069-8139 HJ 3420 10 27.1 114
Show 01077-7756 JSP 18 232 1.1 127
Show 01374-8217 GLI 14 53 5.5 146
Show 01434-7727 KPP 959 232 7.9 156
Show 01331-7717 TDS1909 322 1.3 158
Show 01109-8229 R 6 347 21.7 159
Show 01367-7701 HJ 3454 289 15.0 176
Show 01099-8251 R 8 276 28.6 181
Show 01379-8259 TOK 426 282 0.1 187
Show 01317-7639 TDS1901 106 0.5 196
Show 01206-7626 UC 547 298 25.8 208
Show 01429-8322 HDS 227 73 0.3 212
Show 01419-7618 UC 605 213 28.1 222
Show 01417-7616 JSP 25 149 1.0 224
Show 01410-7615 HJ 3464 AB 158 2.7 225
Show 01439-7608 UC 614 354 15.2 234
Show 01393-7601 R 11 137 1.2 237
Show 01155-7554 R 7 252 18.6 242
Show 01449-7551 TDS1984 31 0.8 251
Show 01130-7531 LDS 40 292 16.3 266
Show 01303-7517 UC 569 130 13.0 278
Show 01360-8438 TDS1924 313 0.7 285

 
 
WDS 01252-7954 : COMPONENTS
 
 
  A
B pa=323.8°
sep=9.95"
 
 
01252-7954 A
 
 
Componente originario normalizzato AB Name HD 9123 Coord arcsec 2000 012511.91-795345.8 Mag 8.66
Spectral class G8/K0III (yellow) PmRA 25.00 PmDE -4.0 SAO 258265
HIP 6641 Tycho2 9356-00785-1 HD 9123 GC 1760
CP CP-80 24
Tycho2
Tycho2 9356-00785-1 Pflag RAmdeg 21.29960621 DEmdeg -79.89606308
PmRA 26.3 PmDE -1.0 E RAmdeg 8 E DEmdeg 8
E pmRA 1.0 E pmDE 1.1 EpRAm 1990.04 EpDEm 1990.31
Num 16 Q RAmdeg 0.5 Q DEmdeg 0.5 Q pmRA 0.5
Q pmDE 0.5 BTmag 9.800 E BTmag 0.021 VTmag 8.657
E VTmag 0.013 Prox 356 TYC T HIP 6641
CCDM RAdeg 21.29926167 DEdeg -79.89606083 EpRA 1990 1.70
EpDE 1990 1.71 E RAdeg 7.6 E DEdeg 7.6 Posflg
Corr 0.0
SAO
SAO 258265 DelFlag RA1950 PmRA1950 0.0134
DE1950 PmDE1950 -0.013 Vmag 9 SpType G5
Double code Source 70 CatNum 1760 DM CP-80 24
DMcomp BDsup HD 9123 M HD 0
GC 1760 RA1950rad 0.3705652 DE1950rad -1.39898276 PmRA2000 0.0111
PmDE2000 -0.021
Hipparcos
Catalog H HIP 6641 Proxy RAhms 01 25 11.82
DEdms -79 53 45.8 Vmag 8.56 VarFlag R Vmag H
RAdeg 21.2992 DEdeg -79.8961 AstroRef Plx 2.75
CCDM 01251-7954 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 9123 BD
CD CP CP-80 24 Dm number -80 24 VIred 0.99
SpType G8/K0III R SpType Coord arcsec 2000 012511.82-795345.8
Hipparcos 2
HIP 6641 Sn 5 So 0 Nc 1
RArad 0.3717418593 DErad -1.3944493923 Plx 2.35 PmRA 25.61
PmDE -0.46 E RArad 0.51 E DErad 0.52 E Plx 0.58
E pmRA 0.56 E pmDE 0.57 Hpmag 8.7287 E Hpmag 0.0018
SHp 0.016 VA 0 BV 0.997 E BV 0.016
VI 0.98
 
 
01252-7954 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 012509.68-795337.8 Mag 9.91 PmRA 74.00
PmDE -19.0 Calc delta mag 1.25 Calc coord yes