18579-4458 DON 936 AB

 
 
18h 57m 56.68s -44° 58' 06.8" P.A. 44.00 sep 1.3 mag 9.88,12.71 Sp G8/K0V: dist. 64.39 pc (210.04 l.y.)
 
 
Coord 2000 18579-4458 Discov num DON 936 Comp AB Coord arcsec 2000 18 57 56.68 -44 58 06.8
Date first 1929 Date last 1991 Obs 3
Pa first 52 Pa last 44.3 P.A. Now (θ) 44.3°
Sep first 0.8 Sep last 1.33 Sep. Now (ρ) 1.33"
Mag pri 9.88 Mag sec 12.71 delta mag (ΔM) 2.83 Spectral class G8/K0V: (yellow)
Pri motion ra +027 Sec motion ra +025
Pri motion dec -080 Sec motion dec -072
Notes W
rPM=0.098 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Corona Austrina HIP 93096 Tycho2 7928-00867-1 HD 175531
CD CD-4512885 CP CP-45 9545 Distance 64.39 Distance ly 210.04
 
 
WDS 18579-4458 DON 936 AB : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Don1937 Ma j Donner, H.F. 1937MmRAS..65...51R
Don1937 MemRAS 65, 51, 1937
Don1955 Ma - Donner, H.F. 1955POMic..11....1R
Don1955 Pub. Univ. Michigan Obs. 11, 1, 1955
Don1964 Ma j Donner, H.F. 1964POMic...9...73R
Don1964 Pub. Univ. Michigan Obs. 9, 73, 1964
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18579-4458 DON 936 AB 1991 3 44 1.3 9.88 12.71 G8/K0V: W 185756.68-445806.8

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WDS 18579-4458 DON 936 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18579-4458 DON 936 AB : MEASURES
 
 
No records found.

 
 
WDS 18579-4458 : VIRTUAL EYEPIECE
 
 

18579-4458 DON 936A mag 9.88 Sp G8/K0V: 18579-4458 DON 936B sep 1.2 P.A. 34.60 mag 12.71 virtual eyepiece
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Radius:
Components only
 
 
WDS 18579-4458 : ALADIN DSS IMAGE @ 18h 57m 56.68s -44° 58' 06.8"
 
 
 
 
WDS 18579-4458 DON 936 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


18579-4458  DON 936AB distance=0' 18583-4514  DEA  18 distance=17' 18583-4438  NZO  96 distance=20' 19010-4455  CPO 605 distance=32' 18545-4514  DON 932 distance=40' 18583-4418  B  2872 distance=40' 18583-4417  CPO 604 distance=42' 18541-4519  UC 3715 distance=46' 18555-4420  UC 3726 distance=46' 19015-4538  BRT1086 distance=56' 19004-4550  FIN  12 distance=59' 18565-4401  DON 935 distance=59' 19016-4407  COO 229 distance=65' 19040-4520  CPO 606 distance=69' 19031-4543  R   317AB distance=71' 19031-4543  HJ 5078AC distance=71' 19031-4543  B  2873CD distance=71' 18532-4552  RST1007 distance=74' 19036-4412  UC 3781 distance=76' 19051-4508  SKF1152 distance=77' 19056-4505  BRT1087 distance=81' 19041-4410  DON 942 distance=82' 18503-4509  HDS2671 distance=82' 18547-4343  RSS 494 distance=83' 18499-4422  DON 925 distance=94' 19012-4327  TDT1183 distance=98' 19072-4512  KPP3111 distance=100' 18596-4639  RST1014 distance=103' 18599-4316  TDT1175 distance=105' 19074-4533  UC 3808 distance=106' 18516-4337  UC 3698 distance=106' 18478-4441  UC 3674 distance=110' 18490-4559  CPO 599 distance=113' 18508-4335  DON 926 distance=113' 18476-4430  KPP 425 distance=115' 18541-4310  BRT1081 distance=116' 19035-4310  UC 3780AB distance=124' 19035-4310  KPP4394BC distance=124' 18462-4520  DON 921 distance=127' 18591-4705  KPP1695 distance=128' 18566-4705  WSI 134 distance=128' 19094-4552  TDT1258 distance=132' 18543-4252  DON 931 distance=133' 19012-4250  UC 3761 distance=133' 18565-4246  KPP 428 distance=133' 19032-4255  TDT1201 distance=136' 18587-4715  NSN 478 distance=138' 18481-4330  KPP4341BC distance=138' 18481-4330  KPP4341AB distance=138' 18481-4330  KPP4341AC distance=138' 18506-4304  BRT1080 distance=139' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 18579-4458 DON 936 AB 44 1.3
Show 18583-4514 DEA 18 52 63.2 17
Show 18583-4438 NZO 96 115 5.5 20
Show 19010-4455 CPO 605 349 3.1 32
Show 18545-4514 DON 932 338 2.3 40
Show 18583-4418 B 2872 301 3.8 40
Show 18583-4417 CPO 604 305 4.7 42
Show 18541-4519 UC 3715 35 21.0 46
Show 18555-4420 UC 3726 79 19.9 46
Show 19015-4538 BRT1086 16 6.1 56
Show 19004-4550 FIN 12 37 0.5 59
Show 18565-4401 DON 935 26 1.3 59
Show 19016-4407 COO 229 339 3.2 65
Show 19040-4520 CPO 606 117 4.4 69
Show 19031-4543 R 317 AB 287 1.7 71
Show 19031-4543 HJ 5078 AC 212 18.6 71
Show 19031-4543 B 2873 CD 268 6.2 71
Show 18532-4552 RST1007 35 2.9 74
Show 19036-4412 UC 3781 233 35.1 76
Show 19051-4508 SKF1152 69 75.9 77
Show 19056-4505 BRT1087 306 4.4 81
Show 19041-4410 DON 942 83 0.9 82
Show 18503-4509 HDS2671 299 14.5 82
Show 18547-4343 RSS 494 350 23.0 83
Show 18499-4422 DON 925 170 2.7 94
Show 19012-4327 TDT1183 233 0.6 98
Show 19072-4512 KPP3111 294 5.9 100
Show 18596-4639 RST1014 141 0.8 103
Show 18599-4316 TDT1175 72 0.6 105
Show 19074-4533 UC 3808 130 50.0 106
Show 18516-4337 UC 3698 114 50.9 106
Show 18478-4441 UC 3674 63 13.4 110
Show 18490-4559 CPO 599 68 5.4 113
Show 18508-4335 DON 926 274 0.9 113
Show 18476-4430 KPP 425 329 4.9 115
Show 18541-4310 BRT1081 246 3.8 116
Show 19035-4310 UC 3780 AB 71 16.6 124
Show 19035-4310 KPP4394 BC 338 4.0 124
Show 18462-4520 DON 921 129 1.1 127
Show 18591-4705 KPP1695 177 13.1 128
Show 18566-4705 WSI 134 135 1.3 128
Show 19094-4552 TDT1258 60 2.5 132
Show 18543-4252 DON 931 246 0.5 133
Show 19012-4250 UC 3761 94 46.6 133
Show 18565-4246 KPP 428 348 3.5 133
Show 19032-4255 TDT1201 91 0.5 136
Show 18587-4715 NSN 478 5 5.2 138
Show 18481-4330 KPP4341 BC 302 7.1 138
Show 18481-4330 KPP4341 AB 144 2.1 138
Show 18481-4330 KPP4341 AC 297 6.0 138
Show 18506-4304 BRT1080 308 5.5 139

 
 
WDS 18579-4458 : COMPONENTS
 
 
  A
B pa=34.6°
sep=1.16"
 
 
18579-4458 A
 
 
Coord arcsec 2000 185756.68-445806.8 Mag 9.88 Spectral class G8/K0V: (yellow) PmRA 27.00
PmDE -80.0 HIP 93096 Tycho2 7928-00867-1 HD 175531
CD CD-4512885 CP CP-45 9545
Tycho2
Tycho2 7928-00867-1 Pflag RAmdeg 284.48614807 DEmdeg -44.96855767
PmRA 26.8 PmDE -80.1 E RAmdeg 19 E DEmdeg 25
E pmRA 1.2 E pmDE 1.4 EpRAm 1985.12 EpDEm 1984.23
Num 6 Q RAmdeg 1.1 Q DEmdeg 0.7 Q pmRA 1.2
Q pmDE 0.6 BTmag 10.782 E BTmag 0.048 VTmag 9.882
E VTmag 0.033 Prox 13 TYC T HIP 93096
CCDM A RAdeg 284.48606083 DEdeg -44.96836972 EpRA 1990 1.78
EpDE 1990 1.65 E RAdeg 21.1 E DEdeg 27.9 Posflg
Corr -0.1
Hipparcos
Catalog H HIP 93096 Proxy H RAhms 18 57 56.65
DEdms -44 58 06.1 Vmag 9.76 VarFlag R Vmag H
RAdeg 284.486 DEdeg -44.9684 AstroRef A Plx 15.51
CCDM 18579-4458 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual B M HIP AB
Theta 45 Rho 1.374 HD 175531 BD
CD CD-4512885 CP CP-45 9545 Dm number -4512885 VIred 0.57
SpType G8/K0V: R SpType Coord arcsec 2000 185756.65-445806.1
Hipparcos 2
HIP 93096 Sn 15 So 3 Nc 2
RArad 4.9652180848 DErad -0.7848460535 Plx 15.53 PmRA 26.75
PmDE -72.52 E RArad 1.44 E DErad 0.97 E Plx 1.59
E pmRA 1.86 E pmDE 1.24 Hpmag 9.8739 E Hpmag 0.0032
SHp 0.028 VA 0 BV 0 E BV 0
VI 0
CCDM
Ccdm 18579-4458 RComp Comp A Note1
Note2 Discov num DRAs 2.62 DDEs -7.0
R dRAs 31 Year Theta Rho
Obs 2 Vmag 9.8 Sp K0 PmNote *
PmRA 19 PmDE -77 Dm number -4512885 Cat1 CD
Name2 Cat2 HD 175531 M HD
ADS BDS M ADS BDS N IDS IDS 18506S4506A
HIC 93096
 
 
18579-4458 B
 
 
Coord arcsec 2000 185756.74-445805.8 Mag 12.71 PmRA 25.00 PmDE -72.0
Calc delta mag 2.83 Calc coord yes
CCDM
Ccdm 18579-4458 RComp Comp B Note1
Note2 Discov num DON 936 DRAs DDEs
R dRAs Year 1929 Theta 052 Rho 0.8
Obs 1 Vmag 13.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 18506S4506B
HIC 93096