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Doubles in session


Current system
21052-3221
HJ 5242


Nearby doubles
20' : 21038-3231
B 1004

46' : 21027-3254
TDT2711

47' : 21017-3231
KPP3116

50' : 21013-3215
RST5475

64' : 21076-3125
SKF 810

65' : 21022-3128
LDS 731

69' : 20598-3221
UC 4354

80' : 21007-3315
TDT2691

82' : 21015-3114
NSN 491

86' : 20593-3139
KPP2180

87' : 20591-3301
RST2169

99' : 20577-3248
ENO 6

100' : 20592-3325
RST2170

108' : 21131-3258
B 1005

113' : 20563-3216
JSP 819

113' : 21138-3247
B 2491

116' : 20561-3201
JSP 818

120' : 20562-3146
B 1001

120' : 21053-3420
TDT2731

121' : 20579-3339
RED 26

123' : 21031-3020
LDS4862

125' : 21137-3121
BRT3097AB

125' : 21002-3408
KPP4219

126' : 21031-3423
UC 4366

126' : 21111-3041
HJ 5248

126' : 20554-3202
TDT2631



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.

21052-3221 HJ 5242

 
 
21h 05m 11.45s -32° 20' 40.5" P.A. 265.00 sep 28.9 mag 7.99,13.20 Sp A3IIIm dist. 162.07 pc (528.67 l.y.)
 
 
Coord 2000 21052-3221 Discov num HJ 5242 Comp Coord arcsec 2000 21 05 11.45 -32 20 40.5
Date first 1913 Date last 2015 Obs 6
Pa first 265 Pa last 265 P.A. Now (θ) 265°
Sep first 31.2 Sep last 28.919 Sep. Now (ρ) 28.919"
Mag pri 7.99 Mag sec 13.20 delta mag (ΔM) 5.21 Spectral class A3IIIm (white)
Pri motion ra +001 Sec motion ra +029
Pri motion dec +019 Sec motion dec +019
Notes
rPM=0.808
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Microscopium SAO 212693 HIP 104081 Tycho2 7475-00382-1
Gaia DR2 6781179385252102400 HD 200552 GC 29432 CD CD-3216386
CP CP-32 6282 Distance 162.07 Distance ly 528.67
 
 
WDS 21052-3221 HJ 5242 : 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
21052-3221 HJ 5242 1998 3 265 29.2 8.10 13.20 A3IIIm D 210511.45-322040.5
21052-3221 HJ 5242 1999 4 265 29.4 8.10 13.20 A3IIIm D 210511.45-322040.5
21052-3221 HJ 5242 2010 5 265 29.0 7.99 13.20 A3IIIm 210511.45-322040.5
21052-3221 HJ 5242 2015 6 265 28.9 7.99 13.20 A3IIIm 210511.45-322040.5

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

 
 
WDS 21052-3221 HJ 5242 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21052-3221 HJ 5242 : MEASURES
 
 
No records found.

 
 
WDS 21052-3221 : VIRTUAL EYEPIECE
 
 

21052-3221 HJ 5242A mag 7.99 Sp A3IIIm 21052-3221 HJ 5242B sep 24.5 P.A. 264.10 mag 13.2 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 21052-3221 : ALADIN DSS IMAGE @ 21h 05m 11.45s -32° 20' 40.5"
 
 
 
 
WDS 21052-3221 HJ 5242 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21052-3221 HJ 5242 distance=0' 21038-3231 B 1004 distance=20' 21027-3254 TDT2711 distance=46' 21017-3231 KPP3116 distance=47' 21013-3215 RST5475 distance=50' 21076-3125 SKF 810 distance=64' 21022-3128 LDS 731 distance=65' 20598-3221 UC 4354 distance=69' 21095-3311 HDS3014Ba,Bb distance=74' 21007-3315 TDT2691 distance=80' 21015-3114 NSN 491 distance=82' 20593-3139 KPP2180 distance=86' 20591-3301 RST2169 distance=87' 20577-3248 ENO 6 distance=99' 20592-3325 RST2170 distance=100' 21131-3258 B 1005 distance=108' 20563-3216 JSP 819 distance=113' 21138-3247 B 2491 distance=113' 20561-3201 JSP 818 distance=116' 20562-3146 B 1001 distance=120' 21053-3420 TDT2731 distance=120' 20579-3339 RED 26 distance=121' 21031-3020 LDS4862 distance=123' 21137-3121 BRT3097AB distance=125' 21002-3408 KPP4219 distance=125' 21031-3423 UC 4366 distance=126' 21111-3041 HJ 5248 distance=126' 20554-3202 TDT2631 distance=126' 20556-3304 LDS6419 distance=128' 20588-3402 RST3274 distance=129' 20584-3043 JSP 821 distance=132' 20594-3031 HDS2992 distance=133' 21076-3011 RST2172AB distance=134' 21076-3011 SKF1252AB,C distance=134' 20565-3340 B 1002 distance=135' 21121-3035 BU 251 distance=138' 20543-3243 TDT2622Aa,Ab distance=139' 20543-3243 UC 4321AB distance=139' 21103-3424 KPP 629 distance=140' 21064-3002 JSP 822 distance=140' 20570-3406 RST3272 distance=147' 21150-3059 RSS 557 distance=150' 21137-3409 KPP3115 distance=153' 21145-3045 RSS 556 distance=153' 20529-3245 B 1000 distance=158' 21032-2945 BRT3095 distance=158' 21125-3430 UC 4403 distance=159' 21132-3429 HDS3021 distance=164' 20575-3435 BRT1816 distance=165' 21011-2944 SKF2097 distance=166' 20551-3408 HJ 5234 distance=166' 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 21052-3221 HJ 5242 265 28.9
Show 21038-3231 B 1004 16 2.7 20
Show 21027-3254 TDT2711 251 0.5 46
Show 21017-3231 KPP3116 98 2.7 47
Show 21013-3215 RST5475 95 26.8 50
Show 21076-3125 SKF 810 48 25.7 64
Show 21022-3128 LDS 731 179 59.3 65
Show 20598-3221 UC 4354 39.8 69
Show 21095-3311 HDS3014 Ba,Bb 268 0.3 74
Show 21007-3315 TDT2691 258 0.5 80
Show 21015-3114 NSN 491 314 2.9 82
Show 20593-3139 KPP2180 130 17.9 86
Show 20591-3301 RST2169 99 1.3 87
Show 20577-3248 ENO 6 24 13.6 99
Show 20592-3325 RST2170 33 1.0 100
Show 21131-3258 B 1005 124 3.2 108
Show 20563-3216 JSP 819 348 0.8 113
Show 21138-3247 B 2491 201 6.5 113
Show 20561-3201 JSP 818 357 2.2 116
Show 20562-3146 B 1001 212 0.3 120
Show 21053-3420 TDT2731 108 2.2 120
Show 20579-3339 RED 26 186 18.9 121
Show 21031-3020 LDS4862 114 205.4 123
Show 21137-3121 BRT3097 AB 124 3.4 125
Show 21002-3408 KPP4219 358 2.1 125
Show 21031-3423 UC 4366 224 16.9 126
Show 21111-3041 HJ 5248 319 5.3 126
Show 20554-3202 TDT2631 243 0.7 126
Show 20556-3304 LDS6419 34 4.7 128
Show 20588-3402 RST3274 358 1.8 129
Show 20584-3043 JSP 821 121 2.0 132
Show 20594-3031 HDS2992 242 0.1 133
Show 21076-3011 RST2172 AB 310 0.8 134
Show 21076-3011 SKF1252 AB,C 288 17.6 134
Show 20565-3340 B 1002 324 0.6 135
Show 21121-3035 BU 251 232 1.8 138
Show 20543-3243 TDT2622 Aa,Ab 232 0.5 139
Show 20543-3243 UC 4321 AB 38 24.4 139
Show 21103-3424 KPP 629 190 5.8 140
Show 21064-3002 JSP 822 74 0.5 140
Show 20570-3406 RST3272 23 2.2 147
Show 21150-3059 RSS 557 339 55.4 150
Show 21137-3409 KPP3115 183 7.1 153
Show 21145-3045 RSS 556 24 11.8 153
Show 20529-3245 B 1000 312 3.6 158
Show 21032-2945 BRT3095 104 4.7 158
Show 21125-3430 UC 4403 263 32.6 159
Show 21132-3429 HDS3021 173 0.3 164
Show 20575-3435 BRT1816 180 3.7 165
Show 21011-2944 SKF2097 152 87.6 166
Show 20551-3408 HJ 5234 90 15.1 166

 
 
WDS 21052-3221 : COMPONENTS
 
 
  A
B pa=264.1°
sep=24.47"
 
 
21052-3221 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 210511.45-322040.5 Mag 7.99 Spectral class A3IIIm (white)
PmRA 1.00 PmDE 19.0 SAO 212693 HIP 104081
Tycho2 7475-00382-1 HD 200552 GC 29432 CD CD-3216386
CP CP-32 6282
Tycho2
Tycho2 7475-00382-1 Pflag RAmdeg 316.29770635 DEmdeg -32.34455372
PmRA 3.0 PmDE 11.7 E RAmdeg 6 E DEmdeg 7
E pmRA 1.2 E pmDE 1.2 EpRAm 1991.15 EpDEm 1990.88
Num 13 Q RAmdeg 1.0 Q DEmdeg 0.6 Q pmRA 1.1
Q pmDE 0.6 BTmag 8.254 E BTmag 0.017 VTmag 7.994
E VTmag 0.013 Prox 999 TYC T HIP 104081
CCDM RAdeg 316.29769833 DEdeg -32.34458083 EpRA 1990 1.83
EpDE 1990 1.75 E RAdeg 6.4 E DEdeg 6.9 Posflg
Corr -0.1
SAO
SAO 212693 DelFlag RA1950 PmRA1950 -0.0009
DE1950 PmDE1950 0.018 Vmag 8.1 SpType A2
Double code Source 70 CatNum 29432 DM CD-3216386
DMcomp BDsup HD 200552 M HD 0
GC 29432 RA1950rad 5.50709817 DE1950rad -0.56801368 PmRA2000 -0.0009
PmDE2000 0.015
Hipparcos
Catalog H HIP 104081 Proxy RAhms 21 05 11.45
DEdms -32 20 40.5 Vmag 7.98 VarFlag R Vmag G
RAdeg 316.298 DEdeg -32.3446 AstroRef Plx 5.93
CCDM 21052-3221 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 200552 BD
CD CD-3216386 CP CP-32 6282 Dm number -3216386 VIred 0.24
SpType A3IIIm... R SpType Coord arcsec 2000 210511.45-322040.5
Hipparcos 2
HIP 104081 Sn 5 So 0 Nc 1
RArad 5.5204362919 DErad -0.5645194601 Plx 6.17 PmRA 2.9
PmDE 13.71 E RArad 0.7 E DErad 0.56 E Plx 0.79
E pmRA 0.87 E pmDE 0.79 Hpmag 8.0476 E Hpmag 0.0017
SHp 0.011 VA 0 BV 0.216 E BV 0.003
VI 0.24
CCDM
Ccdm 21052-3221 RComp Comp A Note1
Note2 Discov num DRAs -0.55 DDEs 20.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.1 Sp A2 PmNote *
PmRA 3 PmDE 23 Dm number -3216386 Cat1 CD
Name2 212693 Cat2 SAO HD 200552 M HD
ADS BDS M ADS BDS N IDS IDS 20591S3245A
HIC 104081
 
 
21052-3221 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 210509.53-322043.0 Mag 13.2 PmRA 29.00
PmDE 19.0 Calc delta mag 5.21 Calc coord yes
CCDM
Ccdm 21052-3221 RComp Comp B Note1
Note2 Discov num HJ 5242 DRAs DDEs
R dRAs Year 1918 Theta 265 Rho 31.9
Obs 1 Vmag 13.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20591S3245B
HIC