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Doubles in session


Current system
12247-4123
HJ 4518
HD 107998


Nearby doubles
18' : 12262-4117
UC 2336

37' : 12216-4112
CTI5585

50' : 12212-4151
TDS8348

53' : 12250-4031
KPP 269

60' : 12223-4216
RST1663

61' : 12300-4108
RST1673

64' : 12298-4151
TDS8411

67' : 12298-4050
RST1672

67' : 12302-4148
TDS8414

70' : 12246-4014
I 1553

71' : 12234-4014
I 1552

75' : 12313-4130
I 82

82' : 12211-4234
I 1221

84' : 12264-4244
DON1100

91' : 12326-4144
SKF 894

91' : 12282-4245
KPP1271

93' : 12219-4250
CPO 348

94' : 12305-4016
I 1555

97' : 12162-4112
WG 151

101' : 12161-4058
I 1219

104' : 12165-4211
BRT 807

109' : 12184-4245
CPO 346

109' : 12306-3958
RST1674

110' : 12153-4150
KPP 265

112' : 12227-3933
RST1664

114' : 12159-4217
SKF1013



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.

12247-4123 HJ 4518 (HD 107998)

 
 
12h 24m 44.72s -41° 23' 03.4" P.A. 208.00 sep 10.0 mag 6.47,8.37 Sp K2-3III dist. 90.66 pc (295.73 l.y.)
 
 
Coord 2000 12247-4123 Discov num HJ 4518 Comp Coord arcsec 2000 12 24 44.72 -41 23 03.4
Date first 1834 Date last 2016 Obs 19
Pa first 209 Pa last 208.1 P.A. Now (θ) 208.1°
Sep first 10.0 Sep last 10.001 Sep. Now (ρ) 10.001"
Mag pri 6.47 Mag sec 8.37 delta mag (ΔM) 1.9 Spectral class K2-3III (yellow-orange)
Pri motion ra -067 Sec motion ra -063
Pri motion dec -070 Sec motion dec -074
Notes
rPM=0.058 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 107998 Constellation Centaurus SAO 223417 HIP 60548
Tycho2 7765-02548-1 Gaia DR2 6146695991304132608 HD 107998 HR 4718
GC 16920 CD CD-40 7281 Distance 90.66 Distance ly 295.73
 
 
WDS 12247-4123 HJ 4518 (HD 107998) : 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
12247-4123 HJ 4518 2004 16 208 10.1 6.47 8.37 K2-3III D 122444.72-412303.4
12247-4123 HJ 4518 2015 18 208 10.0 6.47 8.37 K2-3III 122444.72-412303.4
12247-4123 HJ 4518 2016 19 208 10.0 6.47 8.37 K2-3III 122444.72-412303.4

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

 
 
WDS 12247-4123 HJ 4518 (HD 107998) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12247-4123 HJ 4518 (HD 107998) : MEASURES
 
 
No records found.

 
 
WDS 12247-4123 (HD 107998) : VIRTUAL EYEPIECE
 
 

12247-4123 HJ 4518A mag 6.47 Sp K2 12247-4123 HJ 4518B sep 9.5 P.A. 201.80 mag 8.37 Sp 3III 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 12247-4123 (HD 107998) : ALADIN DSS IMAGE @ 12h 24m 44.72s -41° 23' 03.4"
 
 
 
 
WDS 12247-4123 HJ 4518 (HD 107998) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12247-4123 HJ 4518 distance=0' 12262-4117 UC 2336 distance=18' 12216-4112 CTI5585 distance=37' 12212-4151 TDS8348 distance=50' 12250-4031 KPP 269 distance=53' 12223-4216 RST1663 distance=60' 12300-4108 RST1673 distance=61' 12298-4151 TDS8411 distance=64' 12298-4050 RST1672 distance=67' 12302-4148 TDS8414 distance=67' 12246-4014 I 1553 distance=70' 12234-4014 I 1552 distance=71' 12313-4130 I 82 distance=75' 12211-4234 I 1221 distance=82' 12264-4244 DON1100 distance=84' 12326-4144 SKF 894 distance=91' 12282-4245 KPP1271 distance=91' 12219-4250 CPO 348 distance=93' 12305-4016 I 1555 distance=94' 12162-4112 WG 151 distance=97' 12161-4058 I 1219 distance=101' 12165-4211 BRT 807 distance=104' 12184-4245 CPO 346 distance=109' 12306-3958 RST1674 distance=109' 12153-4150 KPP 265 distance=110' 12227-3933 RST1664 distance=112' 12159-4217 SKF1013 distance=114' 12182-4251 DAM1244 distance=115' 12264-4316 HDS1750 distance=115' 12145-4122 UC 2299 distance=116' 12154-4035 LDS 396 distance=116' 12329-4007 WG 153AB distance=120' 12280-3929 RST1669 distance=121' 12305-4305 DON 533 distance=121' 12141-4144 RST1656 distance=121' 12141-4056 B 2291 distance=124' 12175-4257 CPO 345 distance=124' 12347-4023 UC 2364 distance=129' 12317-4307 TDS8423 distance=130' 12208-4327 TDS8343 distance=132' 12147-4235 KPP1844 distance=134' 12354-4024 TDS8448 distance=135' 12227-3911 KPP3034 distance=135' 12144-4017 WIS 198 distance=135' 12202-3918 TDS8334 distance=136' 12144-4241 TDS8280 distance=140' 12155-3949 CVN 47 distance=142' 12164-4310 NSN 408 distance=143' 12373-4049 R 203 distance=146' 12218-3901 RST1662 distance=147' 12357-4005 RST1680 distance=148' 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 12247-4123 HJ 4518 208 10.0
Show 12262-4117 UC 2336 218 9.9 18
Show 12216-4112 CTI5585 30 11.1 37
Show 12212-4151 TDS8348 184 0.5 50
Show 12250-4031 KPP 269 194 3.9 53
Show 12223-4216 RST1663 345 0.1 60
Show 12300-4108 RST1673 153 0.9 61
Show 12298-4151 TDS8411 17 0.6 64
Show 12298-4050 RST1672 163 2.7 67
Show 12302-4148 TDS8414 262 0.5 67
Show 12246-4014 I 1553 162 4.7 70
Show 12234-4014 I 1552 201 0.8 71
Show 12313-4130 I 82 13 0.7 75
Show 12211-4234 I 1221 82 1.7 82
Show 12264-4244 DON1100 49 8.2 84
Show 12326-4144 SKF 894 210 99.5 91
Show 12282-4245 KPP1271 319 9.7 91
Show 12219-4250 CPO 348 137 3.6 93
Show 12305-4016 I 1555 300 0.8 94
Show 12162-4112 WG 151 56 7.9 97
Show 12161-4058 I 1219 231 0.9 101
Show 12165-4211 BRT 807 195 10.2 104
Show 12184-4245 CPO 346 22 3.8 109
Show 12306-3958 RST1674 60 0.9 109
Show 12153-4150 KPP 265 58 3.7 110
Show 12227-3933 RST1664 308 1.3 112
Show 12159-4217 SKF1013 191 34.3 114
Show 12182-4251 DAM1244 179 8.5 115
Show 12264-4316 HDS1750 41 0.1 115
Show 12145-4122 UC 2299 269 13.4 116
Show 12154-4035 LDS 396 135 13.5 116
Show 12329-4007 WG 153 AB 171 3.9 120
Show 12280-3929 RST1669 338 1.3 121
Show 12305-4305 DON 533 215 3.2 121
Show 12141-4144 RST1656 302 2.0 121
Show 12141-4056 B 2291 136 2.8 124
Show 12175-4257 CPO 345 188 11.2 124
Show 12347-4023 UC 2364 180 19.3 129
Show 12317-4307 TDS8423 142 0.5 130
Show 12208-4327 TDS8343 327 0.8 132
Show 12147-4235 KPP1844 259 14.3 134
Show 12354-4024 TDS8448 341 2.8 135
Show 12227-3911 KPP3034 333 17.8 135
Show 12144-4017 WIS 198 17 885.5 135
Show 12202-3918 TDS8334 174 0.9 136
Show 12144-4241 TDS8280 211 2.3 140
Show 12155-3949 CVN 47 347 9.0 142
Show 12164-4310 NSN 408 264 4.1 143
Show 12373-4049 R 203 181 8.4 146
Show 12218-3901 RST1662 55 2.0 147
Show 12357-4005 RST1680 335 1.0 148

 
 
WDS 12247-4123 : COMPONENTS
 
 
  A
B pa=201.8°
sep=9.50"
 
 
12247-4123 A
 
 
Componente originario normalizzato AB Name HD 107998 Coord arcsec 2000 122444.72-412303.4 Mag 6.47
Spectral class K2 (yellow-orange) PmRA -67.00 PmDE -70.0 SAO 223417
HIP 60549 Tycho2 7765-02548-1 HD 107998 HR 4718
GC 16920 CD CD-40 7281
Tycho2
Tycho2 7765-02548-1 Pflag RAmdeg 186.18633286 DEmdeg -41.38428270
PmRA -65.4 PmDE -66.9 E RAmdeg 4 E DEmdeg 4
E pmRA 1.4 E pmDE 1.4 EpRAm 1991.58 EpDEm 1991.61
Num 10 Q RAmdeg 2.0 Q DEmdeg 1.8 Q pmRA 2.1
Q pmDE 1.7 BTmag 7.949 E BTmag 0.016 VTmag 6.468
E VTmag 0.010 Prox 97 TYC T HIP 60549
CCDM A RAdeg 186.18653250 DEdeg -41.38412972 EpRA 1990 1.75
EpDE 1990 1.76 E RAdeg 3.9 E DEdeg 3.9 Posflg
Corr 0.2
SAO
SAO 223417 DelFlag RA1950 PmRA1950 -0.006
DE1950 PmDE1950 -0.075 Vmag 6.2 SpType K0
Double code Source 70 CatNum 16920 DM CD-40 7281
DMcomp A BDsup HD 107998 M HD 0
GC 16920 RA1950rad 3.23797066 DE1950rad -0.71743946 PmRA2000 -0.0057
PmDE2000 -0.071
Hipparcos
Catalog H HIP 60549 Proxy H RAhms 12 24 44.77
DEdms -41 23 02.8 Vmag 6.24 VarFlag R Vmag G
RAdeg 186.187 DEdeg -41.3841 AstroRef A Plx 6.55
CCDM 12247-4123 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual A M HIP
Theta Rho HD 107998 BD
CD CD-40 7281 CP Dm number -40 7281 VIred 1.19
SpType K2/K3III R SpType Coord arcsec 2000 122444.77-412302.8
Hipparcos 2
HIP 60549 Sn 95 So 3 Nc 1
RArad 3.2495682365 DErad -0.7222891391 Plx 5.26 PmRA -65.48
PmDE -70.56 E RArad 0.56 E DErad 0.57 E Plx 1.11
E pmRA 0.77 E pmDE 0.63 Hpmag 6.5138 E Hpmag 0.007
SHp 0.01 VA 0 BV 1.169 E BV 0.014
VI 1.19
CCDM
Ccdm 12247-4123 RComp Comp A Note1
Note2 Discov num DRAs 2.72 DDEs -3.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 6.2 Sp K0 PmNote *
PmRA -71 PmDE -77 Dm number -40 7281 Cat1 CD
Name2 223417 Cat2 SAO HD 107998 M HD
ADS BDS M ADS BDS N IDS IDS 12194S4050A
HIC 60549
 
 
12247-4123 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 122444.41-412312.2 Mag 8.37 Spectral class 3III
PmRA -63.00 PmDE -74.0 HIP 60548 Tycho2 7765-02550-1
Calc delta mag 1.9 Calc coord yes
Tycho2
Tycho2 7765-02550-1 Pflag RAmdeg 186.18463287 DEmdeg -41.38666542
PmRA -65.9 PmDE -66.6 E RAmdeg 8 E DEmdeg 8
E pmRA 2.0 E pmDE 1.9 EpRAm 1991.53 EpDEm 1991.55
Num 3 Q RAmdeg 1.9 Q DEmdeg 1.6 Q pmRA 2.0
Q pmDE 1.6 BTmag 9.398 E BTmag 0.020 VTmag 8.368
E VTmag 0.013 Prox 97 TYC T HIP 60548
CCDM B RAdeg 186.18483556 DEdeg -41.38651278 EpRA 1990 1.71
EpDE 1990 1.75 E RAdeg 7.6 E DEdeg 7.9 Posflg
Corr 0.0
Hipparcos
Catalog H HIP 60548 Proxy H RAhms 12 24 44.35
DEdms -41 23 11.7 Vmag 8.9 VarFlag R Vmag H
RAdeg 186.185 DEdeg -41.3866 AstroRef B Plx 7.96
CCDM 12247-4123 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual A M HIP
Theta Rho HD BD
CD CP Dm number VIred 1.26
SpType R SpType Coord arcsec 2000 122444.35-412311.7
Hipparcos 2
HIP 60548 Sn 95 So 3 Nc 1
RArad 3.2495379901 DErad -0.7223319679 Plx 11.03 PmRA -66.14
PmDE -72.55 E RArad 0.95 E DErad 0.99 E Plx 2.05
E pmRA 1.43 E pmDE 1.09 Hpmag 8.88 E Hpmag 0.0607
SHp 0 VA 0 BV 0 E BV 0
VI 0
CCDM
Ccdm 12247-4123 RComp Comp B Note1
Note2 Discov num HJ 4518 DRAs 2.26 DDEs -18.5
R dRAs 10 Year 1881 Theta 208 Rho 10.0
Obs 9 Vmag 9.5 Sp PmNote *
PmRA -82 PmDE -128 Dm number Cat1
Name2 223416 Cat2 SAO HD M HD
ADS BDS M ADS BDS N IDS IDS 12194S4050B
HIC 60548