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Doubles in session


Current system
20517-4054
HJ 5228
HD 198433


Nearby doubles
41' : 20552-4104
UC 4326

52' : 20492-4012
TSN 194

55' : 20523-4000
SKF1097

60' : 20552-4139
UC 4327

63' : 20536-4153
BRT1115

75' : 20501-3943
R 326

77' : 20573-4136
UC 4343

80' : 20561-3953
SKF1098

83' : 20452-4017
CRU9013AB

83' : 20556-4204
BRT1116

93' : 20561-4213
UC 4335

97' : 20497-3921
B 502

104' : 21007-4111
I 1049

107' : 21008-4123
B 513

111' : 21009-4132
WIS 346

112' : 20563-3916
TDT2646

120' : 20433-3945
WG 262

121' : 20574-3913
TDT2658

127' : 20576-3908
WG 263

130' : 20404-4012
WG 260

133' : 20442-3914
WSP 7AB

134' : 20400-4109
UC 4250

137' : 20503-3839
B 503

138' : 20436-3912
TDT2502

139' : 21038-4041
RSS 37

140' : 20530-3836
TOI 154



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.

20517-4054 HJ 5228 (HD 198433)

 
 
20h 51m 40.93s -40° 54' 21.6" P.A. 104.00 sep 32.5 mag 7.37,9.33 Sp K0IIICN
 
 
Coord 2000 20517-4054 Discov num HJ 5228 Comp Coord arcsec 2000 20 51 40.93 -40 54 21.6
Date first 1834 Date last 2016 Obs 16
Pa first 102 Pa last 104.1 P.A. Now (θ) 104.1°
Sep first 30.0 Sep last 32.49 Sep. Now (ρ) 32.49"
Mag pri 7.37 Mag sec 9.33 delta mag (ΔM) 1.96 Spectral class K0IIICN (yellow-orange)
Pri motion ra +018 Sec motion ra +017
Pri motion dec -012 Sec motion dec -013
Notes N T (See Notes, Parallax indicates physical)
rPM=0.065 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 198433 Constellation Microscopium SAO 230405 Tycho2 7968-00661-1
Gaia DR2 6678416966935433856 HD 198433 GC 29068
 
 
WDS 20517-4054 HJ 5228 (HD 198433) : NOTES
 
 
discov_num notes refcode
HJ 5228 B is CD-41@14265.
 
 
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
20517-4054 HJ 5228 2000 10 104 32.2 7.37 9.33 K0IIICN N D 205140.93-405421.6
20517-4054 HJ 5228 2010 12 104 31.9 7.37 9.33 K0IIICN N 205140.93-405421.6
20517-4054 HJ 5228 2016 13 104 32.5 7.37 9.33 K0IIICN N 205140.93-405421.6

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

 
 
WDS 20517-4054 HJ 5228 (HD 198433) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20517-4054 HJ 5228 (HD 198433) : MEASURES
 
 
No records found.

 
 
WDS 20517-4054 (HD 198433) : VIRTUAL EYEPIECE
 
 

20517-4054 HJ 5228A mag 7.37 Sp K0IIICN 20517-4054 HJ 5228B sep 25.1 P.A. 108.40 mag 9.33 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 20517-4054 (HD 198433) : ALADIN DSS IMAGE @ 20h 51m 40.93s -40° 54' 21.6"
 
 
 
 
WDS 20517-4054 HJ 5228 (HD 198433) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20517-4054 HJ 5228 distance=0' 20552-4104 UC 4326 distance=41' 20492-4012 TSN 194 distance=52' 20523-4000 SKF1097 distance=55' 20552-4139 UC 4327 distance=60' 20536-4153 BRT1115 distance=63' 20501-3943 R 326 distance=75' 20573-4136 UC 4343 distance=77' 20561-3953 SKF1098 distance=80' 20452-4017 CRU9013AB distance=83' 20452-4017 DAM 815AC distance=83' 20556-4204 BRT1116 distance=83' 20561-4213 UC 4335 distance=93' 20497-3921 B 502 distance=97' 21007-4111 I 1049 distance=104' 21008-4123 B 513 distance=107' 21009-4132 WIS 346 distance=111' 20563-3916 TDT2646 distance=112' 20433-3945 WG 262 distance=120' 20574-3913 TDT2658 distance=121' 20576-3908 WG 263 distance=127' 20404-4012 WG 260 distance=130' 20442-3914 WSP 7AB distance=133' 20442-3914 WSP 7AC distance=133' 20400-4109 UC 4250 distance=134' 20503-3839 B 503 distance=137' 20436-3912 TDT2502 distance=138' 21038-4041 RSS 37 distance=139' 20530-3836 TOI 154 distance=140' 20593-3902 WG 264 distance=144' 21028-4206 TDT2712 distance=145' 20435-3905 TDT2501 distance=145' 20392-4131 KPP1483 distance=146' 20409-4224 HJ 5211AB distance=151' 20409-4224 I 1121BC distance=151' 20562-3828 TDT2645AB distance=156' 21015-4246 NSN 455 distance=157' 20392-3945 UC 4244 distance=159' 20417-4253 TDT2475 distance=163' 20521-3810 SEE 429 distance=165' 21050-4203 CPO 619 distance=166' 20419-3853 TOI2247 distance=166' 21064-4123 SEE 437AB distance=169' 21064-4123 SEE 437AC distance=169' 21050-4214 UC 4372 distance=170' 21022-4300 DUN 236 distance=173' 21043-4233 DON 999 distance=173' 20374-4202 CPO 89 distance=175' 21065-4012 WG 265 distance=175' 20593-3820 B 2894 distance=178' 21055-3933 TDT2734 distance=179' 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 20517-4054 HJ 5228 104 32.5
Show 20552-4104 UC 4326 242 36.5 41
Show 20492-4012 TSN 194 187 0.0 52
Show 20523-4000 SKF1097 2 9.6 55
Show 20552-4139 UC 4327 96 77.2 60
Show 20536-4153 BRT1115 339 3.5 63
Show 20501-3943 R 326 293 40.3 75
Show 20573-4136 UC 4343 265 17.3 77
Show 20561-3953 SKF1098 225 6.9 80
Show 20452-4017 CRU9013 AB 101 70.2 83
Show 20452-4017 DAM 815 AC 180 19.5 83
Show 20556-4204 BRT1116 138 4.5 83
Show 20561-4213 UC 4335 196 30.8 93
Show 20497-3921 B 502 113 1.3 97
Show 21007-4111 I 1049 346 1.3 104
Show 21008-4123 B 513 29 3.8 107
Show 21009-4132 WIS 346 6 999.9 111
Show 20563-3916 TDT2646 242 1.6 112
Show 20433-3945 WG 262 199 3.3 120
Show 20574-3913 TDT2658 30 0.5 121
Show 20576-3908 WG 263 34 7.1 127
Show 20404-4012 WG 260 31 6.2 130
Show 20442-3914 WSP 7 AB 229 4.5 133
Show 20442-3914 WSP 7 AC 137 14.3 133
Show 20400-4109 UC 4250 315 28.8 134
Show 20503-3839 B 503 116 2.5 137
Show 20436-3912 TDT2502 230 0.7 138
Show 21038-4041 RSS 37 318 50.5 139
Show 20530-3836 TOI 154 203 0.2 140
Show 20593-3902 WG 264 82 5.3 144
Show 21028-4206 TDT2712 309 0.7 145
Show 20435-3905 TDT2501 52 0.5 145
Show 20392-4131 KPP1483 59 11.1 146
Show 20409-4224 HJ 5211 AB 299 20.0 151
Show 20409-4224 I 1121 BC 243 9.3 151
Show 20562-3828 TDT2645 AB 241 0.7 156
Show 21015-4246 NSN 455 189 2.5 157
Show 20392-3945 UC 4244 129 43.9 159
Show 20417-4253 TDT2475 303 1.0 163
Show 20521-3810 SEE 429 179 3.4 165
Show 21050-4203 CPO 619 252 5.6 166
Show 20419-3853 TOI2247 347 0.3 166
Show 21064-4123 SEE 437 AB 54 43.8 169
Show 21064-4123 SEE 437 AC 88 127.8 169
Show 21050-4214 UC 4372 12 13.9 170
Show 21022-4300 DUN 236 73 57.4 173
Show 21043-4233 DON 999 263 4.6 173
Show 20374-4202 CPO 89 284 16.0 175
Show 21065-4012 WG 265 64 10.0 175
Show 20593-3820 B 2894 311 11.4 178
Show 21055-3933 TDT2734 35 0.4 179

 
 
WDS 20517-4054 : COMPONENTS
 
 
  A
B pa=108.4°
sep=25.10"
 
 
20517-4054 A
 
 
Componente originario normalizzato AB Name HD 198433 Coord arcsec 2000 205140.93-405421.6 Mag 7.37
Spectral class K0IIICN (yellow-orange) PmRA 18.00 PmDE -12.0 SAO 230405
Tycho2 7968-00661-1 HD 198433 GC 29068 DM CD-4114263
Tycho2
Tycho2 7968-00661-1 Pflag RAmdeg 312.92055301 DEmdeg -40.90599937
PmRA 16.3 PmDE -10.6 E RAmdeg 5 E DEmdeg 5
E pmRA 0.9 E pmDE 0.9 EpRAm 1991.10 EpDEm 1991.05
Num 11 Q RAmdeg 1.2 Q DEmdeg 1.0 Q pmRA 1.3
Q pmDE 1.1 BTmag 8.592 E BTmag 0.017 VTmag 7.373
E VTmag 0.010 Prox 321 TYC T HIP
CCDM RAdeg 312.92050278 DEdeg -40.90597472 EpRA 1990 1.71
EpDE 1990 1.67 E RAdeg 4.6 E DEdeg 4.9 Posflg
Corr -0.3
SAO
SAO 230405 DelFlag RA1950 PmRA1950 -0.0008
DE1950 PmDE1950 0.002 Vmag 7.2 SpType K0
Double code Source 70 CatNum 29068 DM CD-4114263
DMcomp BDsup HD 198433 M HD 0
GC 29068 RA1950rad 5.44717911 DE1950rad -0.7172225 PmRA2000 -0.0007
PmDE2000 -0.001
CCDM
Ccdm 20517-4054 RComp Comp A Note1
Note2 Discov num DRAs -1.03 DDEs -22.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.2 Sp K0 PmNote *
PmRA 25 PmDE -13 Dm number -4114263 Cat1 CD
Name2 230405 Cat2 SAO HD 198433 M HD
ADS BDS M ADS BDS N IDS IDS 20451S4117A
HIC
 
 
20517-4054 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205143.03-405429.5 Mag 9.33 PmRA 17.00
PmDE -13.0 Tycho2 7968-01253-1 Calc delta mag 1.96 Calc coord yes
Tycho2
Tycho2 7968-01253-1 Pflag RAmdeg 312.93203474 DEmdeg -40.90806602
PmRA 21.8 PmDE -10.8 E RAmdeg 16 E DEmdeg 16
E pmRA 1.9 E pmDE 1.8 EpRAm 1990.87 EpDEm 1990.78
Num 3 Q RAmdeg 0.4 Q DEmdeg 0.6 Q pmRA 0.4
Q pmDE 0.6 BTmag 10.193 E BTmag 0.031 VTmag 9.333
E VTmag 0.021 Prox 321 TYC T HIP
CCDM RAdeg 312.93196806 DEdeg -40.90804111 EpRA 1990 1.67
EpDE 1990 1.67 E RAdeg 15.6 E DEdeg 15.7 Posflg
Corr -0.3
CCDM
Ccdm 20517-4054 RComp Comp B Note1
Note2 Discov num HJ 5228 DRAs DDEs
R dRAs Year 1879 Theta 104 Rho 32.1
Obs 3 Vmag 9.5 Sp PmNote
PmRA PmDE Dm number -4114265 Cat1 CD
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20451S4117B
HIC