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20015-6811
DON 974


Nearby doubles
17' : 20045-6814
TDT1952

31' : 19567-6756
UC 4057

32' : 19564-6758
TDT1863AB

32' : 20066-6826
RSS 540AB

44' : 20085-6752
UC 4097

44' : 20094-6808
TDT2032

47' : 19541-6751
UC 4050

57' : 19568-6901
TDT1870

59' : 20101-6738
UC 4109

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LDS 690

61' : 20105-6738
TDT2049

64' : 19548-6721
LDS 689

65' : 19562-6714
LDS 691

69' : 20126-6842
DON 980

73' : 20121-6855
TDT2078

82' : 19528-6918
TDT1822

83' : 20138-6728
DON 981

84' : 19467-6827
TDT1733

86' : 20089-6926
TDT2023

87' : 20066-6933
UC 4086

88' : 20072-6933
HDS2866

89' : 19456-6807
KPP4169AB

91' : 20178-6814
TDT2147

91' : 19541-6932
DON 971

92' : 19453-6823
HDS2806AB

92' : 20090-6934
TDT2025



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20015-6811 DON 974

 
 
20h 01m 32.37s -68° 11' 01.4" P.A. 104.00 sep 2.0 mag 9.95,13.40 Sp A3III/IV
 
 
Coord 2000 20015-6811 Discov num DON 974 Comp Coord arcsec 2000 20 01 32.37 -68 11 01.4
Date first 1929 Date last 2015 Obs 3
Pa first 107 Pa last 104.2 P.A. Now (θ) 104.2°
Sep first 1.7 Sep last 2.036 Sep. Now (ρ) 2.036"
Mag pri 9.95 Mag sec 13.40 delta mag (ΔM) 3.45 Spectral class A3III/IV (white)
Pri motion ra -008 Sec motion ra
Pri motion dec -022 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Pavo Tycho2 9307-01753-1 Gaia DR2 6424178233275534976 HD 188747
 
 
WDS 20015-6811 DON 974 : 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
20015-6811 DON 974 1948 2 106 1.7 9.95 13.40 A3III/IV 200132.37-681101.4
20015-6811 DON 974 2015 3 104 2.0 9.95 13.40 A3III/IV 200132.37-681101.4

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

 
 
WDS 20015-6811 DON 974 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20015-6811 DON 974 : MEASURES
 
 
No records found.

 
 
WDS 20015-6811 : VIRTUAL EYEPIECE
 
 

20015-6811 DON 974A mag 9.95 Sp A3III/IV 20015-6811 DON 974B sep 0.9 P.A. 124.30 mag 13.4 virtual eyepiece
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Radius:
Components only
 
 
WDS 20015-6811 : ALADIN DSS IMAGE @ 20h 01m 32.37s -68° 11' 01.4"
 
 
 
 
WDS 20015-6811 DON 974 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20015-6811 DON 974 distance=1' 20045-6814 TDT1952 distance=17' 19572-6756 TDT1872CE distance=29' 19567-6756 UC 4057 distance=31' 19564-6758 TDT1863AB distance=32' 20066-6826 RSS 540AB distance=32' 20085-6752 UC 4097 distance=44' 20094-6808 TDT2032 distance=44' 19541-6751 UC 4050 distance=47' 19568-6901 TDT1870 distance=57' 20101-6738 UC 4109 distance=59' 19512-6759 DON 967DF distance=60' 19549-6726 LDS 690 distance=61' 20105-6738 TDT2049 distance=61' 19548-6721 LDS 689 distance=64' 19562-6714 LDS 691 distance=65' 20126-6842 DON 980 distance=69' 20121-6855 TDT2078 distance=73' 19528-6918 TDT1822 distance=82' 20138-6728 DON 981 distance=83' 19467-6827 TDT1733 distance=84' 20089-6926 TDT2023 distance=86' 20066-6933 UC 4086 distance=87' 20072-6933 HDS2866 distance=88' 19456-6807 KPP4169AB distance=89' 19456-6807 KPP4169AC distance=89' 20178-6814 TDT2147 distance=91' 19541-6932 DON 971 distance=91' 19453-6823 HDS2806AB distance=92' 19453-6823 TOK 425Ba,Bb distance=92' 20090-6934 TDT2025 distance=92' 20112-6657 TDT2060 distance=93' 20068-6941 UC 4087 distance=95' 20082-6639 UC 4096 distance=100' 19481-6707 HJ 5136 distance=100' 20084-6639 DON 977 distance=101' 19482-6706 KPP2110 distance=101' 20204-6819 TDT2188 distance=105' 20192-6735 TDT2164 distance=107' 19419-6813 NZO 99 distance=110' 20197-6859 TDT2171 distance=111' 19461-6703 UC 4021 distance=112' 20210-6734 TDS1062 distance=117' 19467-6936 TDT1734 distance=117' 19478-6645 LDS 686 distance=118' 20071-6606 DON 976 distance=127' 20196-6652 WIS 337 distance=131' 20151-6625 KPP 464 distance=132' 19531-6606 LDS 688 distance=133' 19512-6609 B 980 distance=136' 20121-6608 UC 4120 distance=138' 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 20015-6811 DON 974 104 2.0 1
Show 20045-6814 TDT1952 204 0.5 17
Show 19572-6756 TDT1872 CE 315 0.5 29
Show 19567-6756 UC 4057 259 44.4 31
Show 19564-6758 TDT1863 AB 309 0.8 32
Show 20066-6826 RSS 540 AB 102 21.9 32
Show 20085-6752 UC 4097 341 20.6 44
Show 20094-6808 TDT2032 237 2.5 44
Show 19541-6751 UC 4050 74 25.1 47
Show 19568-6901 TDT1870 268 0.7 57
Show 20101-6738 UC 4109 168 48.9 59
Show 19512-6759 DON 967 DF 342 2.1 60
Show 19549-6726 LDS 690 183 11.9 61
Show 20105-6738 TDT2049 214 0.6 61
Show 19548-6721 LDS 689 279 8.5 64
Show 19562-6714 LDS 691 131 29.7 65
Show 20126-6842 DON 980 267 2.3 69
Show 20121-6855 TDT2078 49 0.4 73
Show 19528-6918 TDT1822 7 0.6 82
Show 20138-6728 DON 981 169 3.1 83
Show 19467-6827 TDT1733 189 0.5 84
Show 20089-6926 TDT2023 294 0.7 86
Show 20066-6933 UC 4086 92 54.0 87
Show 20072-6933 HDS2866 279 0.1 88
Show 19456-6807 KPP4169 AB 293 3.5 89
Show 19456-6807 KPP4169 AC 354 7.8 89
Show 20178-6814 TDT2147 55 0.4 91
Show 19541-6932 DON 971 62 1.4 91
Show 19453-6823 HDS2806 AB 115 0.4 92
Show 19453-6823 TOK 425 Ba,Bb 103 0.1 92
Show 20090-6934 TDT2025 267 0.5 92
Show 20112-6657 TDT2060 105 0.5 93
Show 20068-6941 UC 4087 94 43.3 95
Show 20082-6639 UC 4096 97 43.5 100
Show 19481-6707 HJ 5136 97 10.7 100
Show 20084-6639 DON 977 88 5.2 101
Show 19482-6706 KPP2110 308 17.1 101
Show 20204-6819 TDT2188 88 2.2 105
Show 20192-6735 TDT2164 225 0.6 107
Show 19419-6813 NZO 99 283 10.5 110
Show 20197-6859 TDT2171 103 0.5 111
Show 19461-6703 UC 4021 259 39.4 112
Show 20210-6734 TDS1062 240 1.0 117
Show 19467-6936 TDT1734 229 0.5 117
Show 19478-6645 LDS 686 238 39.7 118
Show 20071-6606 DON 976 304 1.1 127
Show 20196-6652 WIS 337 176 577.1 131
Show 20151-6625 KPP 464 112 3.6 132
Show 19531-6606 LDS 688 225 420.0 133
Show 19512-6609 B 980 34 0.7 136
Show 20121-6608 UC 4120 323 15.4 138

 
 
WDS 20015-6811 : COMPONENTS
 
 
  A
B pa=124.3°
sep=0.89"
 
 
20015-6811 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 200132.37-681101.4 Mag 9.95 Spectral class A3III/IV (white)
PmRA -8.00 PmDE -22.0 Tycho2 9307-01753-1 HD 188747
Tycho2
Tycho2 9307-01753-1 Pflag RAmdeg 300.38490107 DEmdeg -68.18372942
PmRA -3.6 PmDE -17.3 E RAmdeg 12 E DEmdeg 10
E pmRA 1.5 E pmDE 1.5 EpRAm 1990.09 EpDEm 1990.72
Num 9 Q RAmdeg 1.6 Q DEmdeg 1.1 Q pmRA 1.6
Q pmDE 1.1 BTmag 10.168 E BTmag 0.021 VTmag 9.951
E VTmag 0.021 Prox 999 TYC T HIP
CCDM RAdeg 300.38491778 DEdeg -68.18369056 EpRA 1990 1.83
EpDE 1990 1.82 E RAdeg 12.4 E DEdeg 10.1 Posflg
Corr 0.2
CCDM
Ccdm 20015-6811 RComp Comp A Note1
Note2 Discov num DRAs 2.63 DDEs -2.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.6 Sp A0 PmNote *
PmRA 24 PmDE -32 Dm number -68 3340 Cat1 CPD
Name2 Cat2 HD 188747 M HD
ADS BDS M ADS BDS N IDS IDS 19515S6827A
HIC
 
 
20015-6811 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 200132.50-681101.9 Mag 13.4 Calc delta mag 3.45
Calc coord yes
CCDM
Ccdm 20015-6811 RComp Comp B Note1
Note2 Discov num DON 974 DRAs DDEs
R dRAs Year 1929 Theta 107 Rho 1.7
Obs 2 Vmag 13.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 19515S6827B
HIC