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Doubles in session


Current system
20064-3829
RST 2132
HD 190442


Nearby doubles
34' : 20090-3843
SEE 407

48' : 20057-3743
HDS2865

54' : 20108-3845
YMG 90

55' : 20020-3816
TDT1925

56' : 20118-3825
TOK 904

62' : 20012-3835
HDO 294

64' : 20081-3929
RST2134

69' : 20006-3836
KPP 450

70' : 20123-3826
SKF2085

71' : 20098-3732
B 2883

80' : 20112-3926
HDS2878

82' : 19596-3813
RST2126

83' : 20027-3939
RST2131

83' : 20022-3936
UC 4068

83' : 20134-3821
B 472

84' : 20079-3951
CRU9011AB

85' : 20079-3952
UC 4093

87' : 20003-3742
HDO 293

91' : 20013-3722
SKF2084

92' : 20002-3736
TDT1908

95' : 20008-3938
WG 249

96' : 20114-3715
B 470

100' : 20134-3927
TDT2102

111' : 20123-3956
WG 251

117' : 20069-3633
JSP 809

119' : 20035-3636
B 463AB



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.

20064-3829 RST 2132 (HD 190442)

 
 
20h 06m 25.63s -38° 29' 18.4" P.A. 119.00 sep 0.4 mag 9.78,9.56 Sp F5V
 
 
Coord 2000 20064-3829 Discov num RST2132 Comp Coord arcsec 2000 20 06 25.63 -38 29 18.4
Date first 1934 Date last 2008 Obs 9
Pa first 104 Pa last 118.5 P.A. Now (θ) 118.5°
Sep first 0.2 Sep last 0.424 Sep. Now (ρ) 0.424"
Mag pri 9.78 Mag sec 9.56 delta mag (ΔM) 0.22 Spectral class F5V (yellow-white)
Pri motion ra +003 Sec motion ra +003
Pri motion dec +001 Sec motion dec +001
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 190442 Constellation Sagittarius SAO 211807 Tycho2 7947-00591-1
HD 190442
 
 
WDS 20064-3829 RST 2132 (HD 190442) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Rst1933 T - Rossiter, R.A. 1933MmRAS..65...27R
Rst1933 MemRAS 65, 27, 1933
Rst1937 Ma - Rossiter, R.A. 1937MmRAS..65...51R
Rst1937 MemRAS 65, 51, 1937
Rst1943 Ma - Rossiter, R.A. 1943POMic...8..133R
Rst1943 Pub. Univ. Michigan Obs. 8, 133, 1943
Rst1944 - Rossiter, R.A. 1944POMic...9....1R
Rst1944 Pub. Univ. Michigan Obs. 9, 1, 1944
Rst1947 Ma - Rossiter, R.A. 1947POMic...9....7R
Rst1947 Pub. Univ. Michigan Obs. 9, 7, 1947
Rst1955 Ma j Rossiter, R.A. 1955POMic..11....1R
Rst1955 +P+ Pub. Univ. Michigan Obs. 11, 1, 1955
Rst1964 Ma - Rossiter, R.A. 1964POMic...9...73R
Rst1964 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
20064-3829 RST2132 1991 8 121 0.4 9.78 9.56 F5V 200625.63-382918.4
20064-3829 RST2132 2008 9 119 0.4 9.78 9.56 F5V 200625.63-382918.4

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

 
 
WDS 20064-3829 RST 2132 (HD 190442) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20064-3829 RST 2132 (HD 190442) : MEASURES
 
 
No records found.

 
 
WDS 20064-3829 (HD 190442) : VIRTUAL EYEPIECE
 
 

20064-3829 RST2132A mag 9.78 Sp F5V 20064-3829 RST2132B sep 0.3 P.A. 124.70 mag 9.56 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20064-3829 (HD 190442) : ALADIN DSS IMAGE @ 20h 06m 25.63s -38° 29' 18.4"
 
 
 
 
WDS 20064-3829 RST 2132 (HD 190442) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20064-3829 RST2132 distance=0' 20090-3843 SEE 407 distance=34' 20057-3743 HDS2865 distance=48' 20108-3845 YMG 90 distance=54' 20020-3816 TDT1925 distance=55' 20118-3825 TOK 904 distance=56' 20012-3835 HDO 294 distance=62' 20081-3929 RST2134 distance=64' 20006-3836 KPP 450 distance=69' 20123-3826 SKF2085 distance=70' 20098-3732 B 2883 distance=71' 20112-3926 HDS2878 distance=80' 19596-3813 RST2126 distance=82' 20027-3939 RST2131 distance=83' 20022-3936 UC 4068 distance=83' 20134-3821 B 472 distance=83' 20079-3951 CRU9011AB distance=84' 20079-3951 CRU9011AC distance=84' 20079-3952 UC 4093 distance=85' 20003-3742 HDO 293 distance=87' 20013-3722 SKF2084 distance=91' 20002-3736 TDT1908 distance=92' 20008-3938 WG 249 distance=95' 20114-3715 B 470 distance=96' 20134-3927 TDT2102 distance=100' 20123-3956 WG 251 distance=111' 20069-3633 JSP 809 distance=117' 20035-3636 B 463AB distance=119' 20035-3636 SEE 402AC distance=119' 20148-3936 CRU9012 distance=119' 20166-3841 KPP1571 distance=120' 19562-3820 SEE 398 distance=121' 20068-4031 WG 250 distance=122' 20055-4034 UC 4080 distance=126' 20168-3733 B 473 distance=135' 20131-3637 TDT2097 distance=138' 20056-4048 UC 4083 distance=140' 20174-3926 UC 4138 distance=140' 19581-4012 CRU9010 distance=141' 19597-4030 HJ 5159 distance=144' 19578-3644 JSP 808 distance=148' 19587-4029 RST2125 distance=150' 20047-3600 I 9021 distance=151' 20053-3557 KPP 454 distance=153' 20098-3602 HDS2872 distance=153' 20112-3606 HJ 5173AB distance=155' 20112-3606 ARY 113AC distance=155' 20187-3932 UC 4143 distance=156' 19580-4031 SKF1095 distance=156' 20092-4105 GRV1264 distance=159' 20174-4004 WG 252 distance=159' 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 20064-3829 RST2132 119 0.4
Show 20090-3843 SEE 407 259 3.3 34
Show 20057-3743 HDS2865 185 0.1 48
Show 20108-3845 YMG 90 343 1.4 54
Show 20020-3816 TDT1925 66 0.5 55
Show 20118-3825 TOK 904 315 4.2 56
Show 20012-3835 HDO 294 33 1.3 62
Show 20081-3929 RST2134 50 0.3 64
Show 20006-3836 KPP 450 104 3.7 69
Show 20123-3826 SKF2085 2 18.8 70
Show 20098-3732 B 2883 130 8.3 71
Show 20112-3926 HDS2878 37 0.3 80
Show 19596-3813 RST2126 141 2.0 82
Show 20027-3939 RST2131 301 0.5 83
Show 20022-3936 UC 4068 138 34.2 83
Show 20134-3821 B 472 24 1.0 83
Show 20079-3951 CRU9011 AB 185 82.5 84
Show 20079-3951 CRU9011 AC 96 80.1 84
Show 20079-3952 UC 4093 108 23.5 85
Show 20003-3742 HDO 293 210 23.6 87
Show 20013-3722 SKF2084 12 17.4 91
Show 20002-3736 TDT1908 277 2.4 92
Show 20008-3938 WG 249 125 13.4 95
Show 20114-3715 B 470 253 3.2 96
Show 20134-3927 TDT2102 269 0.5 100
Show 20123-3956 WG 251 306 9.6 111
Show 20069-3633 JSP 809 74 0.4 117
Show 20035-3636 B 463 AB 200 1.3 119
Show 20035-3636 SEE 402 AC 312 24.6 119
Show 20148-3936 CRU9012 115 17.1 119
Show 20166-3841 KPP1571 71 11.9 120
Show 19562-3820 SEE 398 305 12.2 121
Show 20068-4031 WG 250 330 16.7 122
Show 20055-4034 UC 4080 89 18.9 126
Show 20168-3733 B 473 183 2.4 135
Show 20131-3637 TDT2097 236 1.2 138
Show 20056-4048 UC 4083 34 47.0 140
Show 20174-3926 UC 4138 291 62.0 140
Show 19581-4012 CRU9010 46 13.1 141
Show 19597-4030 HJ 5159 30 27.1 144
Show 19578-3644 JSP 808 15 0.5 148
Show 19587-4029 RST2125 91 0.6 150
Show 20047-3600 I 9021 12 10.4 151
Show 20053-3557 KPP 454 215 4.9 153
Show 20098-3602 HDS2872 205 0.5 153
Show 20112-3606 HJ 5173 AB 130 4.3 155
Show 20112-3606 ARY 113 AC 6 66.8 155
Show 20187-3932 UC 4143 351 60.9 156
Show 19580-4031 SKF1095 104 48.9 156
Show 20092-4105 GRV1264 114 1.9 159
Show 20174-4004 WG 252 99 3.3 159

 
 
WDS 20064-3829 : COMPONENTS
 
 
  A
B pa=124.7°
sep=0.35"
 
 
20064-3829 A
 
 
Componente originario normalizzato AB Name HD 190442 Coord arcsec 2000 200625.63-382918.4 Mag 9.78
Spectral class F5V (yellow-white) PmRA 3.00 PmDE 1.0
CCDM
Ccdm 20064-3829 RComp Comp A Note1
Note2 Discov num DRAs 1.61 DDEs -19.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.6 Sp F5 PmNote *
PmRA 4 PmDE -8 Dm number -3813854 Cat1 CD
Name2 211807 Cat2 SAO HD 190442 M HD
ADS BDS M ADS BDS N IDS IDS 19598S3846A
HIC
 
 
20064-3829 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 200625.65-382918.6 Mag 9.56 PmRA 3.00
PmDE 1.0 SAO 211807 Tycho2 7947-00591-1 HD 190442
DM CD-3813854 Calc delta mag 0.22 Calc coord yes
Tycho2
Tycho2 7947-00591-1 Pflag RAmdeg 301.60685393 DEmdeg -38.48846767
PmRA 3.2 PmDE 0.9 E RAmdeg 11 E DEmdeg 13
E pmRA 1.2 E pmDE 1.3 EpRAm 1989.47 EpDEm 1989.68
Num 11 Q RAmdeg 0.4 Q DEmdeg 1.1 Q pmRA 0.4
Q pmDE 1.2 BTmag 9.595 E BTmag 0.025 VTmag 9.001
E VTmag 0.019 Prox 999 TYC T HIP
CCDM RAdeg 301.60684444 DEdeg -38.48847000 EpRA 1990 1.64
EpDE 1990 1.53 E RAdeg 11.0 E DEdeg 12.8 Posflg
Corr -0.2
SAO
SAO 211807 DelFlag RA1950 PmRA1950 0.0003
DE1950 PmDE1950 -0.008 Vmag 8.9 SpType F5
Double code Source 41 CatNum 10414 DM CD-3813854
DMcomp BDsup HD 190442 M HD 0
GC RA1950rad 5.2495325 DE1950rad -0.67426869 PmRA2000 0.0004
PmDE2000 -0.01
CCDM
Ccdm 20064-3829 RComp Comp B Note1
Note2 Discov num RST2132 DRAs DDEs
R dRAs Year 1934 Theta 104 Rho 0.2
Obs 4 Vmag 9.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 19598S3846B
HIC