stampa
Login

A workbench to forge your own double stars?
Create your account here!


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
20515-6543
HJ 5221
HD 198066


Nearby doubles
2' : 20513-6542
UC 4309

16' : 20492-6550
TDT2562

23' : 20478-6546
TDT2544

25' : 20552-6550
LDS 728

28' : 20553-6557
DAM1257

37' : 20557-6609
HDS2981AB

52' : 20594-6558
MLO 91

52' : 20490-6453
UC 4298

64' : 20598-6621
TDT2683

69' : 20404-6551
KPP4210

72' : 20527-6432
HDS2974

80' : 20496-6427
DAW 229AB

81' : 20573-6655
TDT2657

84' : 20411-6638
NZO 102

90' : 21032-6452
TDT2715

92' : 20371-6523
UC 4233

94' : 20459-6710
TDT2524

97' : 21026-6651
TDT2709

97' : 20370-6623
TDT2424

99' : 20416-6427
UC 4259

100' : 20397-6436
FAB 16

102' : 20444-6411
B 994

103' : 20354-6519
HDS2942

103' : 20370-6455
TSN 35

104' : 20398-6430
HJ 5217

112' : 20489-6353
HU 1620



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.

20515-6543 HJ 5221 (HD 198066)

 
 
20h 51m 27.88s -65° 42' 42.6" P.A. 44.00 sep 10.3 mag 10.14,10.81 Sp G0+G0
 
 
Coord 2000 20515-6543 Discov num HJ 5221 Comp Coord arcsec 2000 20 51 27.88 -65 42 42.6
Date first 1878 Date last 2016 Obs 19
Pa first 49 Pa last 44 P.A. Now (θ) 44°
Sep first 10.3 Sep last 10.272 Sep. Now (ρ) 10.272"
Mag pri 10.14 Mag sec 10.81 delta mag (ΔM) 0.67 Spectral class G0+G0 (yellow/yellow)
Pri motion ra -009 Sec motion ra -008
Pri motion dec -001 Sec motion dec -001
Notes V (Proper motion indicates physical)
rPM=0.11 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 198066 Constellation Pavo Tycho2 9113-00212-1 Gaia DR2 6425425663576589184
HD 198066
 
 
WDS 20515-6543 HJ 5221 (HD 198066) : 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
20515-6543 HJ 5221 2000 14 44 10.2 10.14 10.81 G0 G0 D 205127.88-654242.6
20515-6543 HJ 5221 2010 17 44 10.3 10.14 10.81 G0+G0 205127.88-654242.6
20515-6543 HJ 5221 2015 18 44 10.3 10.14 10.81 G0+G0 205127.88-654242.6
20515-6543 HJ 5221 2016 19 44 10.3 10.14 10.81 G0+G0 V 205127.88-654242.6

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

 
 
WDS 20515-6543 HJ 5221 (HD 198066) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20515-6543 HJ 5221 (HD 198066) : MEASURES
 
 
No records found.

 
 
WDS 20515-6543 (HD 198066) : VIRTUAL EYEPIECE
 
 

20515-6543 HJ 5221A mag 10.14 Sp G0 20515-6543 HJ 5221B sep 8.0 P.A. 21.70 mag 10.81 Sp G0 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 20515-6543 (HD 198066) : ALADIN DSS IMAGE @ 20h 51m 27.88s -65° 42' 42.6"
 
 
 
 
WDS 20515-6543 HJ 5221 (HD 198066) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20515-6543 HJ 5221 distance=0' 20513-6542 UC 4309 distance=2' 20492-6550 TDT2562 distance=16' 20478-6546 TDT2544 distance=23' 20552-6550 LDS 728 distance=25' 20553-6557 DAM1257 distance=28' 20557-6609 HDS2981AB distance=37' 20557-6609 HDS2981AC distance=37' 20594-6558 MLO 91 distance=52' 20490-6453 UC 4298 distance=52' 20446-6630 TOK 918Aa,Ab distance=64' 20598-6621 TDT2683 distance=64' 20404-6551 KPP4210 distance=69' 20527-6432 HDS2974 distance=72' 20496-6427 DAW 229AB distance=80' 20496-6427 BAU 64AC distance=80' 20496-6427 BAU 64AD distance=80' 20573-6655 TDT2657 distance=81' 20411-6638 NZO 102 distance=84' 21032-6452 TDT2715 distance=90' 20371-6523 UC 4233 distance=92' 20459-6710 TDT2524 distance=94' 21026-6651 TDT2709 distance=97' 20370-6623 TDT2424 distance=97' 20416-6427 UC 4259 distance=99' 20397-6436 FAB 16 distance=100' 20444-6411 B 994 distance=102' 20354-6519 HDS2942 distance=103' 20370-6455 TSN 35 distance=103' 20398-6430 HJ 5217 distance=104' 20489-6353 HU 1620 distance=112' 20579-6359 TSN 36AB distance=112' 20407-6411 HU 1616 distance=115' 20535-6348 LDS 726 distance=116' 20432-6730 LDS 718 distance=118' 20559-6742 TDT2637 distance=122' 21032-6723 DON 997 distance=123' 20361-6705 CBL 179 distance=124' 21081-6702 HJ 5240 distance=128' 20560-6748 TDT2639 distance=129' 20472-6749 DON 991 distance=129' 20423-6348 TDT2483 distance=129' 21100-6447 RST1083 distance=129' 21061-6411 TDT2746 distance=131' 20360-6412 B 991 distance=134' 20348-6414 UC 4220 distance=139' 20324-6704 TDT2345 distance=141' 20422-6332 RST1075 distance=145' 20472-6320 UC 4287 distance=146' 20549-6810 UC 4322 distance=149' 20319-6420 TDT2342 distance=149' 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 20515-6543 HJ 5221 44 10.3
Show 20513-6542 UC 4309 344 30.7 2
Show 20492-6550 TDT2562 279 0.5 16
Show 20478-6546 TDT2544 158 0.5 23
Show 20552-6550 LDS 728 253 277.9 25
Show 20553-6557 DAM1257 104 87.1 28
Show 20557-6609 HDS2981 AB 243 0.1 37
Show 20557-6609 HDS2981 AC 172 1.3 37
Show 20594-6558 MLO 91 242 17.0 52
Show 20490-6453 UC 4298 57 10.8 52
Show 20446-6630 TOK 918 Aa,Ab 336 0.1 64
Show 20598-6621 TDT2683 186 2.4 64
Show 20404-6551 KPP4210 53 1.5 69
Show 20527-6432 HDS2974 31 1.0 72
Show 20496-6427 DAW 229 AB 136 7.7 80
Show 20496-6427 BAU 64 AC 305 49.8 80
Show 20496-6427 BAU 64 AD 161 51.0 80
Show 20573-6655 TDT2657 126 0.7 81
Show 20411-6638 NZO 102 141 10.1 84
Show 21032-6452 TDT2715 294 1.8 90
Show 20371-6523 UC 4233 2 9.3 92
Show 20459-6710 TDT2524 164 0.4 94
Show 21026-6651 TDT2709 213 0.7 97
Show 20370-6623 TDT2424 19 1.8 97
Show 20416-6427 UC 4259 191 13.9 99
Show 20397-6436 FAB 16 358 20.0 100
Show 20444-6411 B 994 193 0.8 102
Show 20354-6519 HDS2942 86 0.7 103
Show 20370-6455 TSN 35 73 35.3 103
Show 20398-6430 HJ 5217 232 7.7 104
Show 20489-6353 HU 1620 271 1.3 112
Show 20579-6359 TSN 36 AB 122 260.3 112
Show 20407-6411 HU 1616 68 0.7 115
Show 20535-6348 LDS 726 195 7.5 116
Show 20432-6730 LDS 718 309 29.1 118
Show 20559-6742 TDT2637 246 0.5 122
Show 21032-6723 DON 997 61 2.5 123
Show 20361-6705 CBL 179 107 24.7 124
Show 21081-6702 HJ 5240 203 11.8 128
Show 20560-6748 TDT2639 325 0.9 129
Show 20472-6749 DON 991 76 2.3 129
Show 20423-6348 TDT2483 87 0.6 129
Show 21100-6447 RST1083 8 0.5 129
Show 21061-6411 TDT2746 330 0.4 131
Show 20360-6412 B 991 167 3.1 134
Show 20348-6414 UC 4220 9 41.6 139
Show 20324-6704 TDT2345 217 0.5 141
Show 20422-6332 RST1075 286 1.4 145
Show 20472-6320 UC 4287 21 24.0 146
Show 20549-6810 UC 4322 10 16.8 149
Show 20319-6420 TDT2342 182 2.5 149

 
 
WDS 20515-6543 : COMPONENTS
 
 
  A
B pa=21.7°
sep=7.95"
 
 
20515-6543 A
 
 
Componente originario normalizzato AB Name HD 198066 Coord arcsec 2000 205127.88-654242.6 Mag 10.14
Spectral class G0 (yellow) PmRA -9.00 PmDE -1.0 Tycho2 9113-00212-1
HD 198066
Tycho2
Tycho2 9113-00212-1 Pflag RAmdeg 312.86615745 DEmdeg -65.71182651
PmRA -5.4 PmDE -1.8 E RAmdeg 14 E DEmdeg 13
E pmRA 1.6 E pmDE 1.6 EpRAm 1988.84 EpDEm 1989.14
Num 6 Q RAmdeg 0.8 Q DEmdeg 1.0 Q pmRA 0.8
Q pmDE 1.0 BTmag 10.871 E BTmag 0.029 VTmag 10.141
E VTmag 0.021 Prox 103 TYC T HIP
CCDM RAdeg 312.86618722 DEdeg -65.71182278 EpRA 1990 1.54
EpDE 1990 1.54 E RAdeg 14.6 E DEdeg 13.9 Posflg
Corr 0.3
CCDM
Ccdm 20515-6543 RComp Comp A Note1
Note2 Discov num DRAs -2.08 DDEs 16.2
R dRAs 10 Year Theta Rho
Obs 2 Vmag 10.1 Sp G0 PmNote *
PmRA 8 PmDE -19 Dm number -66 3506 Cat1 CPD
Name2 Cat2 HD 198066 M HD
ADS BDS M ADS BDS N IDS IDS 20427S6605A
HIC
 
 
20515-6543 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205128.36-654235.2 Mag 10.81 Spectral class G0 (yellow)
PmRA -8.00 PmDE -1.0 Tycho2 9113-00212-2 Calc delta mag 0.67
Calc coord yes
Tycho2
Tycho2 9113-00212-2 Pflag RAmdeg 312.87099365 DEmdeg -65.70976294
PmRA -2.1 PmDE 4.2 E RAmdeg 23 E DEmdeg 22
E pmRA 3.1 E pmDE 2.9 EpRAm 1990.81 EpDEm 1990.79
Num 3 Q RAmdeg 0.0 Q DEmdeg 0.1 Q pmRA 0.0
Q pmDE 0.1 BTmag 11.342 E BTmag 0.039 VTmag 10.811
E VTmag 0.037 Prox 103 TYC T HIP
CCDM RAdeg 312.87100583 DEdeg -65.70977278 EpRA 1990 1.53
EpDE 1990 1.53 E RAdeg 22.8 E DEdeg 21.8 Posflg D
Corr 0.3
CCDM
Ccdm 20515-6543 RComp Comp B Note1
Note2 Discov num HJ 5221 DRAs -0.97 DDEs 23.7
R dRAs 10 Year 1835 Theta 045 Rho 10.3
Obs 7 Vmag 10.8 Sp PmNote *
PmRA 9 PmDE -12 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20427S6605B
HIC