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Doubles in session


Current system
18357-6656
DON 909


Nearby doubles
25' : 18382-6638
LDS 646

39' : 18421-6705
TDS 935

41' : 18342-6617
MLO 5

46' : 18431-6643
NZO 91

46' : 18358-6742
TDT 951

50' : 18272-6655
TDT 879

52' : 18317-6742
MLO 81

52' : 18296-6734
DON 899

56' : 18442-6634
UC 3657

57' : 18315-6605
TDT 926

59' : 18442-6728
UC 3658

60' : 18347-6557
I 634

64' : 18256-6636
MLO 80

65' : 18411-6752
TDT 992

66' : 18410-6754
TDT 991

66' : 18299-6753
DON 900

67' : 18432-6746
DON 916

70' : 18303-6758
TDT 918

71' : 18241-6717
TDT 836

75' : 18451-6607
KPP1463

75' : 18323-6808
TDT 931

80' : 18255-6605
HJ 5039

80' : 18463-6608
TDT1046

82' : 18397-6814
TDT 982

84' : 18264-6800
DON 896

87' : 18274-6545
TDT 884



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

18357-6656 DON 909

 
 
18h 35m 40.32s -66° 56' 03.9" P.A. 330.00 sep 0.5 mag 10.84,10.73 Sp F0
 
 
Coord 2000 18357-6656 Discov num DON 909 Comp Coord arcsec 2000 18 35 40.32 -66 56 03.9
Date first 1928 Date last 1991 Obs 4
Pa first 318 Pa last 329.9 P.A. Now (θ) 329.9°
Sep first 0.5 Sep last 0.5 Sep. Now (ρ) 0.5"
Mag pri 10.84 Mag sec 10.73 delta mag (ΔM) 0.11 Spectral class F0 (yellow-white)
Pri motion ra +006 Sec motion ra +006
Pri motion dec -006 Sec motion dec -006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Pavo Tycho2 9081-01615-1
 
 
WDS 18357-6656 DON 909 : 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
18357-6656 DON 909 1991 4 330 0.5 10.84 10.73 F0 183540.32-665603.9

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

 
 
WDS 18357-6656 DON 909 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18357-6656 DON 909 : MEASURES
 
 
No records found.

 
 
WDS 18357-6656 : VIRTUAL EYEPIECE
 
 

18357-6656 DON 909A mag 10.84 Sp F0 18357-6656 DON 909B sep 0.4 P.A. 347.20 mag 10.73 virtual eyepiece
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Radius:
Components only
 
 
WDS 18357-6656 : ALADIN DSS IMAGE @ 18h 35m 40.32s -66° 56' 03.9"
 
 
 
 
WDS 18357-6656 DON 909 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18357-6656 DON 909 distance=0' 18382-6638 LDS 646 distance=25' 18421-6705 TDS 935 distance=39' 18342-6617 MLO 5 distance=41' 18431-6643 NZO 91 distance=46' 18358-6742 TDT 951 distance=46' 18272-6655 TDT 879 distance=50' 18317-6742 MLO 81 distance=52' 18296-6734 DON 899 distance=52' 18442-6634 UC 3657 distance=56' 18315-6605 TDT 926 distance=57' 18442-6728 UC 3658 distance=59' 18347-6557 I 634 distance=60' 18256-6636 MLO 80 distance=64' 18411-6752 TDT 992 distance=65' 18410-6754 TDT 991 distance=66' 18299-6753 DON 900 distance=66' 18432-6746 DON 916 distance=67' 18303-6758 TDT 918 distance=70' 18241-6717 TDT 836 distance=71' 18451-6607 KPP1463 distance=75' 18323-6808 TDT 931 distance=75' 18255-6605 HJ 5039 distance=80' 18463-6608 TDT1046 distance=80' 18397-6814 TDT 982 distance=82' 18264-6800 DON 896 distance=84' 18274-6545 TDT 884 distance=87' 18217-6735 WIS 326 distance=91' 18474-6552 LDS 650 distance=96' 18391-6523 SKF 370 distance=96' 18193-6637 LDS 632 distance=99' 18257-6819 TDT 860 distance=101' 18211-6606 MLO 79 distance=101' 18383-6516 RST 993 distance=102' 18188-6627 UC 3551 distance=105' 18278-6835 HDS2613 distance=109' 18199-6758 LDS 633 distance=110' 18200-6803 DON 888 distance=113' 18301-6846 TDT 916 distance=114' 18551-6709 UC 3721 distance=115' 18162-6709 DON 885 distance=115' 18375-6850 UC 3628 distance=115' 18503-6542 KPP1663 distance=116' 18514-6548 TDS 950 distance=117' 18375-6856 LDS 643 distance=121' 18490-6525 SKF1648 distance=122' 18172-6603 UC 3545 distance=123' 18429-6856 UC 3652 distance=127' 18180-6814 HDO 289 distance=128' 18191-6536 TDT 793 distance=129' 18419-6901 DON 913 distance=131' 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 18357-6656 DON 909 330 0.5
Show 18382-6638 LDS 646 135 25.0 25
Show 18421-6705 TDS 935 282 0.9 39
Show 18342-6617 MLO 5 292 4.4 41
Show 18431-6643 NZO 91 162 1.8 46
Show 18358-6742 TDT 951 20 1.0 46
Show 18272-6655 TDT 879 300 2.1 50
Show 18317-6742 MLO 81 35 4.5 52
Show 18296-6734 DON 899 41 0.9 52
Show 18442-6634 UC 3657 71 17.7 56
Show 18315-6605 TDT 926 199 0.4 57
Show 18442-6728 UC 3658 330 37.8 59
Show 18347-6557 I 634 357 2.9 60
Show 18256-6636 MLO 80 334 2.8 64
Show 18411-6752 TDT 992 117 0.9 65
Show 18410-6754 TDT 991 109 0.4 66
Show 18299-6753 DON 900 222 4.3 66
Show 18432-6746 DON 916 178 4.6 67
Show 18303-6758 TDT 918 181 1.6 70
Show 18241-6717 TDT 836 304 1.3 71
Show 18451-6607 KPP1463 11 11.0 75
Show 18323-6808 TDT 931 221 1.2 75
Show 18255-6605 HJ 5039 127 16.5 80
Show 18463-6608 TDT1046 88 1.0 80
Show 18397-6814 TDT 982 344 0.5 82
Show 18264-6800 DON 896 321 4.6 84
Show 18274-6545 TDT 884 164 0.6 87
Show 18217-6735 WIS 326 149 49.4 91
Show 18474-6552 LDS 650 253 13.1 96
Show 18391-6523 SKF 370 70 7.0 96
Show 18193-6637 LDS 632 220 89.8 99
Show 18257-6819 TDT 860 224 2.4 101
Show 18211-6606 MLO 79 247 3.9 101
Show 18383-6516 RST 993 42 0.4 102
Show 18188-6627 UC 3551 116 63.7 105
Show 18278-6835 HDS2613 280 0.3 109
Show 18199-6758 LDS 633 212 17.7 110
Show 18200-6803 DON 888 82 2.3 113
Show 18301-6846 TDT 916 249 2.1 114
Show 18551-6709 UC 3721 346 45.1 115
Show 18162-6709 DON 885 273 1.0 115
Show 18375-6850 UC 3628 305 48.7 115
Show 18503-6542 KPP1663 97 12.8 116
Show 18514-6548 TDS 950 299 1.2 117
Show 18375-6856 LDS 643 40 163.4 121
Show 18490-6525 SKF1648 74 23.1 122
Show 18172-6603 UC 3545 321 28.7 123
Show 18429-6856 UC 3652 206 49.5 127
Show 18180-6814 HDO 289 300 2.4 128
Show 18191-6536 TDT 793 288 2.6 129
Show 18419-6901 DON 913 156 1.0 131

 
 
WDS 18357-6656 : COMPONENTS
 
 
  A
B pa=347.2°
sep=0.44"
 
 
18357-6656 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 183540.32-665603.9 Mag 10.84 Spectral class F0 (yellow-white)
PmRA 6.00 PmDE -6.0 DM CP-67 3577
CCDM
Ccdm 18357-6656 RComp Comp A Note1
Note2 Discov num DRAs -1.65 DDEs -4.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 10.3 Sp PmNote *
PmRA 10 PmDE -8 Dm number -67 3577 Cat1 CPD
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 18254S6701A
HIC
 
 
18357-6656 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 183540.30-665603.5 Mag 10.73 PmRA 6.00
PmDE -6.0 Tycho2 9081-01615-1 Calc delta mag 0.11 Calc coord yes
Tycho2
Tycho2 9081-01615-1 Pflag RAmdeg 278.91791621 DEmdeg -66.93436434
PmRA 5.6 PmDE -6.4 E RAmdeg 18 E DEmdeg 19
E pmRA 1.4 E pmDE 1.4 EpRAm 1986.16 EpDEm 1985.64
Num 9 Q RAmdeg 0.9 Q DEmdeg 1.7 Q pmRA 0.9
Q pmDE 1.6 BTmag 10.606 E BTmag 0.037 VTmag 10.153
E VTmag 0.034 Prox 259 TYC T HIP
CCDM RAdeg 278.91788722 DEdeg -66.93434833 EpRA 1990 1.76
EpDE 1990 1.74 E RAdeg 20.9 E DEdeg 21.9 Posflg
Corr 0.0
CCDM
Ccdm 18357-6656 RComp Comp B Note1
Note2 Discov num DON 909 DRAs DDEs
R dRAs Year 1928 Theta 320 Rho 0.5
Obs 2 Vmag 10.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 18254S6701B
HIC