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Current system
11357-7012
DON 490
HD 100857


Nearby doubles
12' : 11334-7012
SHT 38AB

33' : 11372-6940
HDS1647

37' : 11299-6952
DON 485

42' : 11276-7008
DON 483

44' : 11394-7052
B 2728AB

44' : 11389-7053
B 1703

45' : 11330-7055
HDS1638

46' : 11268-7015
TDS7861

46' : 11267-7010
DON 482

47' : 11301-6937
HJ 4443

57' : 11373-6917
TDS7962

58' : 11330-6916
DON 488

59' : 11249-7034
TDS7848

61' : 11239-7013
DON 479

65' : 11304-6914
DAW 57

65' : 11405-6913
HDS1653

68' : 11490-7023
DON 496

69' : 11465-7055
RSS 15

70' : 11411-7117
TDS7986

73' : 11324-7122
B 2726

80' : 11391-6855
DON 492

84' : 11270-6903
HDO 211AB

84' : 11199-7037
JNN 158AB

85' : 11198-7040
DON 473

87' : 11267-7127
B 2279

89' : 11206-6930
DON 475



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Neglected List I
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

11357-7012 DON 490 (HD 100857)

 
 
11h 35m 42.66s -70° 12' 26.0" P.A. 39.00 sep 0.8 mag 8.55,9.08 Sp G3IV/V dist. 90.66 pc (295.73 l.y.)
 
 
Coord 2000 11357-7012 Discov num DON 490 Comp Coord arcsec 2000 11 35 42.66 -70 12 26.0
Date first 1931 Date last 2017 Obs 17
Pa first 121 Pa last 38.7 P.A. Now (θ) 38.7°
Sep first 0.5 Sep last 0.79 Sep. Now (ρ) 0.79"
Mag pri 8.55 Mag sec 9.08 delta mag (ΔM) 0.53 Spectral class G3IV/V (yellow)
Pri motion ra -100 Sec motion ra -100
Pri motion dec -009 Sec motion dec -009
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 100857 Constellation Musca SAO 251473 HIP 56552
Tycho2 9229-02522-1 HD 100857 CP CP-69 1560 Distance 90.66
Distance ly 295.73
 
 
WDS 11357-7012 DON 490 (HD 100857) : 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
11357-7012 DON 490 2006 13 46 0.7 8.55 9.08 G3IV/V D 113542.66-701226.0
11357-7012 DON 490 2017 14 39 0.8 8.55 9.08 G3IV/V 113542.66-701226.0

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

 
 
WDS 11357-7012 DON 490 (HD 100857) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 11357-7012 DON 490 (HD 100857) : MEASURES
 
 
No records found.

 
 
WDS 11357-7012 (HD 100857) : VIRTUAL EYEPIECE
 
 

11357-7012 DON 490A mag 8.55 Sp G3IV/V 11357-7012 DON 490B sep 0.6 P.A. 15.20 mag 9.08 virtual eyepiece
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Radius:
Components only
 
 
WDS 11357-7012 (HD 100857) : ALADIN DSS IMAGE @ 11h 35m 42.66s -70° 12' 26.0"
 
 
 
 
WDS 11357-7012 DON 490 (HD 100857) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

11357-7012 DON 490 distance=0' 11334-7012 SHT 38AB distance=12' 11334-7012 SHT 38AC distance=12' 11334-7012 SHT 38AD distance=12' 11334-7012 SHT 38AE distance=12' 11372-6940 HDS1647 distance=33' 11299-6952 DON 485 distance=37' 11276-7008 DON 483 distance=42' 11394-7052 B 2728AB distance=44' 11389-7053 B 1703 distance=44' 11330-7055 HDS1638 distance=45' 11268-7015 TDS7861 distance=46' 11267-7010 DON 482 distance=46' 11301-6937 HJ 4443 distance=47' 11373-6917 TDS7962 distance=57' 11330-6916 DON 488 distance=58' 11249-7034 TDS7848 distance=59' 11239-7013 DON 479 distance=61' 11304-6914 DAW 57 distance=65' 11405-6913 HDS1653 distance=65' 11490-7023 DON 496 distance=68' 11465-7055 RSS 15 distance=69' 11411-7117 TDS7986 distance=70' 11324-7122 B 2726 distance=73' 11391-6855 DON 492 distance=80' 11270-6903 HDO 211AB distance=84' 11199-7037 JNN 158AB distance=84' 11199-7037 VSP 29Aa,Ab distance=84' 11198-7040 DON 473 distance=85' 11267-7127 B 2279 distance=87' 11206-6930 DON 475 distance=89' 11508-7106 B 1707 distance=93' 11177-7059 HDS1611 distance=101' 11335-6831 NSN 260 distance=103' 11207-6907 DON 476 distance=103' 11505-7126 KPP 781 distance=104' 11205-7125 NSN 259 distance=105' 11548-7055 HEI 361 distance=105' 11317-7156 HDS1634 distance=106' 11428-6822 DON 493 distance=116' 11455-6828 MLO 36 distance=117' 11219-6840 KPP3844 distance=118' 11455-6815 DON 495 distance=129' 11308-6806 TDS7901 distance=130' 11554-7150 HDS1680Aa,Ab distance=137' 11554-7150 B 2733AB distance=137' 11554-7150 B 2733BC distance=137' 11431-7227 HDS1655 distance=139' 11264-6801 KPP 953 distance=141' 11283-7228 B 1699 distance=141' 11181-6826 HDS1613 distance=142' 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 11357-7012 DON 490 39 0.8
Show 11334-7012 SHT 38 AB 197 4.5 12
Show 11334-7012 SHT 38 AC 155 5.2 12
Show 11334-7012 SHT 38 AD 323 5.5 12
Show 11334-7012 SHT 38 AE 31 6.1 12
Show 11372-6940 HDS1647 281 0.2 33
Show 11299-6952 DON 485 322 0.9 37
Show 11276-7008 DON 483 331 6.9 42
Show 11394-7052 B 2728 AB 176 3.3 44
Show 11389-7053 B 1703 323 0.5 44
Show 11330-7055 HDS1638 190 7.7 45
Show 11268-7015 TDS7861 71 0.6 46
Show 11267-7010 DON 482 279 1.5 46
Show 11301-6937 HJ 4443 112 8.5 47
Show 11373-6917 TDS7962 70 0.4 57
Show 11330-6916 DON 488 67 1.2 58
Show 11249-7034 TDS7848 355 0.5 59
Show 11239-7013 DON 479 285 1.4 61
Show 11304-6914 DAW 57 299 4.0 65
Show 11405-6913 HDS1653 52 13.8 65
Show 11490-7023 DON 496 279 1.2 68
Show 11465-7055 RSS 15 299 46.4 69
Show 11411-7117 TDS7986 93 1.0 70
Show 11324-7122 B 2726 30 5.6 73
Show 11391-6855 DON 492 72 0.4 80
Show 11270-6903 HDO 211 AB 138 5.6 84
Show 11199-7037 JNN 158 AB 43 3.3 84
Show 11199-7037 VSP 29 Aa,Ab 220 0.1 84
Show 11198-7040 DON 473 317 4.0 85
Show 11267-7127 B 2279 231 3.1 87
Show 11206-6930 DON 475 272 1.4 89
Show 11508-7106 B 1707 59 1.1 93
Show 11177-7059 HDS1611 105 0.2 101
Show 11335-6831 NSN 260 146 2.0 103
Show 11207-6907 DON 476 254 2.0 103
Show 11505-7126 KPP 781 193 6.7 104
Show 11205-7125 NSN 259 5 9.5 105
Show 11548-7055 HEI 361 301 1.6 105
Show 11317-7156 HDS1634 97 0.2 106
Show 11428-6822 DON 493 129 2.0 116
Show 11455-6828 MLO 36 2 6.1 117
Show 11219-6840 KPP3844 202 2.9 118
Show 11455-6815 DON 495 11 1.5 129
Show 11308-6806 TDS7901 218 0.5 130
Show 11554-7150 HDS1680 Aa,Ab 208 0.3 137
Show 11554-7150 B 2733 AB 83 33.4 137
Show 11554-7150 B 2733 BC 322 2.9 137
Show 11431-7227 HDS1655 22 0.7 139
Show 11264-6801 KPP 953 153 7.8 141
Show 11283-7228 B 1699 349 0.2 141
Show 11181-6826 HDS1613 279 0.3 142

 
 
WDS 11357-7012 : COMPONENTS
 
 
  A
B pa=15.2°
sep=0.64"
 
 
11357-7012 A
 
 
Componente originario normalizzato AB Name HD 100857 Coord arcsec 2000 113542.66-701226.0 Mag 8.55
Spectral class G3IV/V (yellow) PmRA -100.00 PmDE -9.0 SAO 251473
HIP 56552 Tycho2 9229-02522-1 HD 100857 CP CP-69 1560
Tycho2
Tycho2 9229-02522-1 Pflag RAmdeg 173.92789900 DEmdeg -70.20718681
PmRA -99.8 PmDE -8.9 E RAmdeg 6 E DEmdeg 6
E pmRA 1.1 E pmDE 1.1 EpRAm 1990.89 EpDEm 1990.96
Num 12 Q RAmdeg 1.5 Q DEmdeg 1.3 Q pmRA 1.6
Q pmDE 1.5 BTmag 8.920 E BTmag 0.017 VTmag 8.173
E VTmag 0.012 Prox 999 TYC T HIP 56552
CCDM AB RAdeg 173.92857722 DEdeg -70.20716611 EpRA 1990 1.70
EpDE 1990 1.69 E RAdeg 5.8 E DEdeg 6.0 Posflg P
Corr -0.1
SAO
SAO 251473 DelFlag RA1950 PmRA1950 -0.0218
DE1950 PmDE1950 -0.027 Vmag 8.1 SpType K5
Double code Source 61 CatNum 2551 DM CP-69 1560
DMcomp BDsup HD 100857 M HD 0
GC RA1950rad 3.02597195 DE1950rad -1.22052197 PmRA2000 -0.0234
PmDE2000 -0.021
Hipparcos
Catalog H HIP 56552 Proxy H RAhms 11 35 42.83
DEdms -70 12 25.9 Vmag 7.98 VarFlag R Vmag H
RAdeg 173.928 DEdeg -70.2072 AstroRef A Plx 9.3
CCDM 11357-7012 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 58 Rho 0.716 HD 100857 BD
CD CP CP-69 1560 Dm number -69 1560 VIred 0.74
SpType G3IV/V R SpType Coord arcsec 2000 113542.83-701225.9
Hipparcos 2
HIP 56552 Sn 15 So 3 Nc 2
RArad 3.0356242673 DErad -1.2253467748 Plx 11.03 PmRA -94.2
PmDE -10.83 E RArad 1.1 E DErad 0.94 E Plx 1.03
E pmRA 1.25 E pmDE 1.09 Hpmag 8.1189 E Hpmag 0.0013
SHp 0.015 VA 0 BV 0.683 E BV 0.011
VI 0.74
CCDM
Ccdm 11357-7012 RComp Comp A Note1
Note2 Discov num DRAs 0.27 DDEs -28.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.6 Sp G5 PmNote *
PmRA -114 PmDE -27 Dm number -69 1560 Cat1 CPD
Name2 251473 Cat2 SAO HD 100857 M HD
ADS BDS M ADS BDS N IDS IDS 11313S6939A
HIC 56552
 
 
11357-7012 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 113542.69-701225.4 Mag 9.08 PmRA -100.00
PmDE -9.0 Calc delta mag 0.53 Calc coord yes
CCDM
Ccdm 11357-7012 RComp Comp B Note1
Note2 Discov num DON 490 DRAs DDEs
R dRAs Year 1959 Theta 087 Rho 0.5
Obs 4 Vmag 9.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 11313S6939B
HIC 56552