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Doubles in session


Current system
21273-3222
HWE 90
HD 204108


Nearby doubles
5' : 21273-3218
B 1007

23' : 21256-3227
JSP 825

35' : 21283-3254
KPP3117

39' : 21247-3202
JSP 824AB

41' : 21291-3148
LDS5924

45' : 21238-3219
LDS5922

46' : 21307-3238
BRT1821

64' : 21314-3146
SKF2099

72' : 21265-3111
TOK 372

79' : 21212-3212
NSN 492

83' : 21332-3147
HJ 3034

83' : 21247-3106
HJ 5266

85' : 21218-3311
SKF1650

86' : 21214-3140
UC 4455

87' : 21341-3221
HJ 5279

96' : 21307-3057
RSS 561AB

98' : 21196-3226
I 1605

105' : 21191-3221
SKF2098

105' : 21304-3045
UC 4480

108' : 21254-3037
HJ 3025

113' : 21322-3357
B 1009

120' : 21209-3054
HJ 5263

127' : 21368-3303
SKF2100

134' : 21291-3011
RST2179

138' : 21349-3044
UC 4501

139' : 21369-3330
SEE 450



Selections
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Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21273-3222 HWE 90 (HD 204108)

 
 
21h 27m 18.12s -32° 22' 14.6" P.A. 280.00 sep 1.3 mag 8.93,9.40 Sp G5V dist. 74.13 pc (241.81 l.y.)
 
 
Coord 2000 21273-3222 Discov num HWE  90 Comp Coord arcsec 2000 21 27 18.12 -32 22 14.6
Date first 1876 Date last 1991 Obs 19
Pa first 295 Pa last 279.6 P.A. Now (θ) 279.6°
Sep first 2.2 Sep last 1.28 Sep. Now (ρ) 1.28"
Mag pri 8.93 Mag sec 9.40 delta mag (ΔM) 0.47 Spectral class G5V (yellow)
Pri motion ra -013 Sec motion ra -013
Pri motion dec +009 Sec motion dec +009
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 204108 Constellation Microscopium SAO 213012 HIP 105938
Tycho2 7478-00602-1 Gaia DR2 6783431524366683264 HD 204108 CD CD-3216572
CP CP-32 6374 Distance 74.13 Distance ly 241.81
 
 
WDS 21273-3222 HWE 90 (HD 204108) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Hwe1876 Ma - Howe, H.A. 1876PCinO...1....1.
Hwe1876 Pub. Cincinnati Obs. #1, 1876
Hwe1877 Ma - Howe, H.A. 1877PCinO...3....1.
Hwe1877 Pub. Cincinnati Obs. #3, 1877
Hwe1878 Ma j Howe, H.A. 1878PCinO...4....1.
Hwe1878 Pub. Cincinnati Obs. #4, 1878
Hwe1879 Ma j Howe, H.A. 1879PCinO...5....1.
Hwe1879 Pub. Cincinnati Obs. #5, 1879
Hwe1882 Ma - Howe, H.A. 1882PCinO...6....1.
Hwe1882 Pub. Cincinnati Obs. #6, 1882
Hwe1906A Ma - Howe, H.A. 1906MmRAS..56....1L
Hwe1906A cited by Lewis (MemRAS 56, 1, 1906)
Hwe1932A - Howe, H.A. 1932QB821.A43......
Hwe1932A cited in ADS (Aitken Double Star Cat.), 1932
Hwe9999 Ma - Howe, H.A. ...................
Hwe9999 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
21273-3222 HWE 90 1991 19 280 1.3 8.93 9.40 G5V D 212718.12-322214.6

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

 
 
WDS 21273-3222 HWE 90 (HD 204108) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21273-3222 HWE 90 (HD 204108) : MEASURES
 
 
No records found.

 
 
WDS 21273-3222 (HD 204108) : VIRTUAL EYEPIECE
 
 

21273-3222 HWE 90A mag 8.93 Sp G5V 21273-3222 HWE 90B sep 1.1 P.A. 281.30 mag 9.4 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 21273-3222 (HD 204108) : ALADIN DSS IMAGE @ 21h 27m 18.12s -32° 22' 14.6"
 
 
 
 
WDS 21273-3222 HWE 90 (HD 204108) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21273-3222 HWE 90 distance=0' 21273-3218 B 1007 distance=5' 21256-3227 JSP 825 distance=23' 21283-3254 KPP3117 distance=35' 21247-3202 JSP 824AB distance=39' 21291-3148 LDS5924 distance=41' 21238-3219 LDS5922 distance=45' 21307-3238 BRT1821 distance=46' 21314-3146 SKF2099 distance=64' 21265-3111 TOK 372 distance=72' 21212-3212 NSN 492 distance=79' 21332-3147 HJ 3034 distance=83' 21247-3106 HJ 5266 distance=83' 21218-3311 SKF1650 distance=85' 21214-3140 UC 4455 distance=86' 21341-3221 HJ 5279 distance=87' 21307-3057 RSS 561AB distance=96' 21307-3057 TOK 636AC distance=96' 21196-3226 I 1605 distance=98' 21191-3221 SKF2098 distance=105' 21304-3045 UC 4480 distance=105' 21254-3037 HJ 3025 distance=108' 21322-3357 B 1009 distance=113' 21209-3054 HJ 5263 distance=120' 21368-3303 SKF2100 distance=127' 21291-3011 RST2179 distance=134' 21349-3044 UC 4501 distance=138' 21369-3330 SEE 450 distance=139' 21198-3406 KPP1676 distance=141' 21328-3017 JSP 826 distance=144' 21218-3014 UC 4457 distance=147' 21288-2955 RST2178 distance=149' 21352-3033 HJ 5280 distance=149' 21304-3448 HJ 5274 distance=152' 21342-3013 LDS5925 distance=156' 21368-3043 VOU 35AB distance=157' 21368-3043 TOK 386AC distance=157' 21247-3458 B 528 distance=160' 21168-3352 RST3283 distance=160' 21192-3018 RST2176AB distance=163' 21192-3018 WIS 348AC distance=163' 21363-3026 B 532 distance=164' 21223-3500 HJ 5264 distance=170' 21138-3247 B 2491 distance=173' 21405-3127 DAW 155 distance=178' 21150-3059 RSS 557 distance=178' 21131-3258 B 1005 distance=183' 21157-3414 RST3280 distance=183' 21137-3121 BRT3097AB distance=184' 21165-3431 BRT1818 distance=187' 21145-3045 RSS 556 distance=190' 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 21273-3222 HWE 90 280 1.3
Show 21273-3218 B 1007 343 0.1 5
Show 21256-3227 JSP 825 279 2.0 23
Show 21283-3254 KPP3117 259 2.3 35
Show 21247-3202 JSP 824 AB 198 1.7 39
Show 21291-3148 LDS5924 300 108.4 41
Show 21238-3219 LDS5922 284 201.1 45
Show 21307-3238 BRT1821 39 8.0 46
Show 21314-3146 SKF2099 259 23.1 64
Show 21265-3111 TOK 372 138 0.1 72
Show 21212-3212 NSN 492 320 9.3 79
Show 21332-3147 HJ 3034 259 36.0 83
Show 21247-3106 HJ 5266 256 10.7 83
Show 21218-3311 SKF1650 44 2.5 85
Show 21214-3140 UC 4455 283 11.4 86
Show 21341-3221 HJ 5279 290 11.5 87
Show 21307-3057 RSS 561 AB 98 5.3 96
Show 21307-3057 TOK 636 AC 125 930.0 96
Show 21196-3226 I 1605 298 1.7 98
Show 21191-3221 SKF2098 27 100.8 105
Show 21304-3045 UC 4480 124 22.3 105
Show 21254-3037 HJ 3025 282 32.4 108
Show 21322-3357 B 1009 59 6.7 113
Show 21209-3054 HJ 5263 93 27.9 120
Show 21368-3303 SKF2100 53 162.1 127
Show 21291-3011 RST2179 344 2.2 134
Show 21349-3044 UC 4501 42 58.5 138
Show 21369-3330 SEE 450 252 11.2 139
Show 21198-3406 KPP1676 139 12.9 141
Show 21328-3017 JSP 826 354 4.0 144
Show 21218-3014 UC 4457 240 34.7 147
Show 21288-2955 RST2178 229 2.6 149
Show 21352-3033 HJ 5280 305 9.5 149
Show 21304-3448 HJ 5274 121 26.2 152
Show 21342-3013 LDS5925 272 94.6 156
Show 21368-3043 VOU 35 AB 307 0.1 157
Show 21368-3043 TOK 386 AC 6 0.5 157
Show 21247-3458 B 528 168 7.0 160
Show 21168-3352 RST3283 102 0.2 160
Show 21192-3018 RST2176 AB 246 0.8 163
Show 21192-3018 WIS 348 AC 239 171.8 163
Show 21363-3026 B 532 290 0.6 164
Show 21223-3500 HJ 5264 47 16.3 170
Show 21138-3247 B 2491 201 6.5 173
Show 21405-3127 DAW 155 45 2.1 178
Show 21150-3059 RSS 557 339 55.4 178
Show 21131-3258 B 1005 124 3.2 183
Show 21157-3414 RST3280 28 1.8 183
Show 21137-3121 BRT3097 AB 124 3.4 184
Show 21165-3431 BRT1818 185 3.3 187
Show 21145-3045 RSS 556 24 11.8 190

 
 
WDS 21273-3222 : COMPONENTS
 
 
  A
B pa=281.3°
sep=1.09"
 
 
21273-3222 A
 
 
Componente originario normalizzato AB Name HD 204108 Coord arcsec 2000 212718.12-322214.6 Mag 8.93
Spectral class G5V (yellow) PmRA -13.00 PmDE 9.0 SAO 213012
HIP 105938 Tycho2 7478-00602-1 HD 204108 CD CD-3216572
CP CP-32 6374
Tycho2
Tycho2 7478-00602-1 Pflag P RAmdeg 321.82549038 DEmdeg -32.37073250
PmRA -13.0 PmDE 8.7 E RAmdeg 11 E DEmdeg 14
E pmRA 2.4 E pmDE 2.4 EpRAm 1991.54 EpDEm 1991.26
Num 6 Q RAmdeg 1.2 Q DEmdeg 0.6 Q pmRA 1.2
Q pmDE 0.6 BTmag 9.640 E BTmag 0.026 VTmag 8.934
E VTmag 0.018 Prox 13 TYC T HIP 105938
CCDM A RAdeg 321.82565611 DEdeg -32.37077056 EpRA 1990 1.90
EpDE 1990 1.82 E RAdeg 10.9 E DEdeg 13.5 Posflg D
Corr -0.1
SAO
SAO 213012 DelFlag RA1950 PmRA1950 0.0016
DE1950 PmDE1950 0.007 Vmag 8.4 SpType G0
Double code Source 40 CatNum 11700 DM CD-3216572
DMcomp BDsup HD 204108 M HD 0
GC RA1950rad 5.60380573 DE1950rad -0.56877935 PmRA2000 0.0016
PmDE2000 0.004
Hipparcos
Catalog H HIP 105938 Proxy H RAhms 21 27 18.16
DEdms -32 22 14.8 Vmag 8.33 VarFlag R Vmag G
RAdeg 321.826 DEdeg -32.3708 AstroRef A Plx 13.12
CCDM 21273-3222 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 279 Rho 1.297 HD 204108 BD
CD CD-3216572 CP CP-32 6374 Dm number -3216572 VIred 0.72
SpType G5V R SpType Coord arcsec 2000 212718.16-322214.8
Hipparcos 2
HIP 105938 Sn 15 So 3 Nc 2
RArad 5.6169173078 DErad -0.5649765148 Plx 13.49 PmRA -11.84
PmDE 11.17 E RArad 0.93 E DErad 0.93 E Plx 1.06
E pmRA 1.08 E pmDE 0.89 Hpmag 8.4673 E Hpmag 0.0019
SHp 0.013 VA 0 BV 0.654 E BV 0.015
VI 0.72
CCDM
Ccdm 21273-3222 RComp Comp A Note1
Note2 Discov num DRAs 0.22 DDEs -14.9
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.9 Sp G0 PmNote *
PmRA 20 PmDE 7 Dm number -3216572 Cat1 CD
Name2 213012 Cat2 SAO HD 204108 M HD
ADS BDS M ADS BDS N IDS IDS 21213S3248A
HIC 105938
 
 
21273-3222 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 212718.04-322214.4 Mag 9.4 PmRA -13.00
PmDE 9.0 HIP 105938 Tycho2 7478-00602-2 Calc delta mag 0.47
Calc coord yes
Tycho2
Tycho2 7478-00602-2 Pflag P RAmdeg 321.82549038 DEmdeg -32.37073250
PmRA -13.0 PmDE 8.7 E RAmdeg 11 E DEmdeg 14
E pmRA 2.4 E pmDE 2.4 EpRAm 1991.54 EpDEm 1991.26
Num 6 Q RAmdeg 1.2 Q DEmdeg 0.6 Q pmRA 1.2
Q pmDE 0.6 BTmag 10.137 E BTmag 0.034 VTmag 9.396
E VTmag 0.025 Prox 13 TYC HIP 105938
CCDM B RAdeg 321.82524111 DEdeg -32.37071139 EpRA 1990 1.90
EpDE 1990 1.80 E RAdeg 16.1 E DEdeg 19.7 Posflg D
Corr -0.1
Hipparcos
Catalog H HIP 105938 Proxy H RAhms 21 27 18.16
DEdms -32 22 14.8 Vmag 8.33 VarFlag R Vmag G
RAdeg 321.826 DEdeg -32.3708 AstroRef A Plx 13.12
CCDM 21273-3222 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 279 Rho 1.297 HD 204108 BD
CD CD-3216572 CP CP-32 6374 Dm number -3216572 VIred 0.72
SpType G5V R SpType Coord arcsec 2000 212718.16-322214.8
Hipparcos 2
HIP 105938 Sn 15 So 3 Nc 2
RArad 5.6169173078 DErad -0.5649765148 Plx 13.49 PmRA -11.84
PmDE 11.17 E RArad 0.93 E DErad 0.93 E Plx 1.06
E pmRA 1.08 E pmDE 0.89 Hpmag 8.4673 E Hpmag 0.0019
SHp 0.013 VA 0 BV 0.654 E BV 0.015
VI 0.72
CCDM
Ccdm 21273-3222 RComp Comp B Note1
Note2 Discov num HWE 90 DRAs DDEs
R dRAs Year 1947 Theta 287 Rho 1.5
Obs 11 Vmag 9.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 21213S3248B
HIC 105938