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Doubles in session


Current system
19389-1020
STF 2547 AC


Nearby doubles
7' : 19393-1025
TDT1607

11' : 19395-1028
GWP2876

12' : 19387-1009
STF2545AB

24' : 19380-1002
DAM 356

29' : 19377-0958
LV 21AB

33' : 19368-1027
STF2541

35' : 19394-1054
UC 3998

48' : 19422-1015
RST4639

56' : 19397-1115
WFC 255

58' : 19354-1046
FRM 1

64' : 19430-1040
GWP2883

72' : 19419-1117
RST4638AB

76' : 19435-1055
TDT1677

77' : 19432-0937
AOT 76

81' : 19438-0945
RST4640

87' : 19447-0958
BRT1952

91' : 19444-1102
CLS 1

94' : 19401-1153
TDS1004

98' : 19419-0854
TDT1651

100' : 19447-1112
BU 827

103' : 19436-0904
HO 579AB

103' : 19400-1201
BRT2763

106' : 19460-1039
HU 76

106' : 19364-1159
GWP2867

107' : 19438-0901
AOT 77

109' : 19317-1002
TDT1522



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.

19389-1020 STF 2547 AC

 
 
19h 38m 56.50s -10° 20' 20.6" P.A. 141.00 sep 49.6 mag 8.12,11.14 Sp A0 dist. 31.9 pc (104.06 l.y.)
 
 
Coord 2000 19389-1020 Discov num STF2547 Comp AC Coord arcsec 2000 19 38 56.50 -10 20 20.6
Date first 1859 Date last 2015 Obs 18
Pa first 140 Pa last 141.3 P.A. Now (θ) 141.3°
Sep first 45.0 Sep last 49.59 Sep. Now (ρ) 49.59"
Mag pri 8.12 Mag sec 11.14 delta mag (ΔM) 3.02 Spectral class A0 (white)
Pri motion ra -001 Sec motion ra +005
Pri motion dec -011 Sec motion dec +000
Notes N (See Notes)
rPM=1.134
This double is not physical.
 
 
19389-1020 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 185342 162847 19 38 56 -10 20 21 STF 2547 AB 2016 40 330 20.8 8.12 9.53 1.41
Show 162847 19 38 56 -10 20 21 STF 2547 AC 2015 18 141 49.6 8.12 11.14 3.02 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Aquila SAO 162847 HIP 96643 Tycho2 5727-02382-1
Gaia DR2 4193267834852040960 HD 185342 BD BD-10 5142 Distance 31.9
Distance ly 104.06
 
 
WDS 19389-1020 STF 2547 AC : NOTES
 
 
discov_num notes refcode
STF2547 B is BD-10@5142.
 
 
REFERENCES
 
 
refcode metd author reference
STFA (F. Struve DD - Appendix list #1) ...................
STFB (F. Struve DD - Appendix list #2) ...................
StF1833A Ma - Struve, F.G.W. 1833MmRAS...5...13H
StF1833A +Mc cited by Herschel (MemRAS 5, 13, 1833)
StF1833B Ma - Struve, F.G.W. 1833AN.....10..389B
StF1833B cited by Bessel (AN 10, 389, 1833)
StF1837 Ma - Struve, F.G.W. 1837AN.....14...249
StF1837 Stellarum duplicium et multiplicium mensurae micrometricae...
StF1837 (Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837
StF1844A Ma - Struve, F.G.W. 1844QB43.S66.......
StF1844A cited by Smyth (Cycle of Celestial Objects 2, 1844)
StF1852A Ma - Struve, F.G.W. .
StF1852A cited by Bishop (Bishop Obs. Astron. Observations 1852)
StF1865A Ma - Struve, F.G.W. 1865AN.....64...81E
StF1865A cited by Engelmann (AN 64, 81, #1518, 1865)
StF1875A Ma - Struve, F.G.W. 1875AN.....85..323D
StF1875A cited by Doberck, 1875 (see Dob1875b,f,g,h)
StF1878 Ma - Struve, F.G.W. .
StF1878 Pulkova Observations 9, 1878
StF1878B Ma - Struve, F.G.W. 1878Obs.....2..239G
StF1878B cited by Gledhill (Obs 2, 239, 1878)
StF1880A Ma - Struve, F.G.W. 1880Obs.....3..535G
StF1880A cited by Gledhill (Obs 3, 535, 1880)
StF1906A Ma - Struve, F.G.W. 1906QB821.B972.....
StF1906A cited in BDS (Burnham Double Star Cat.), 1906
StF1906B Ma - Struve, F.G.W. 1906MmRAS..56....1L
StF1906B cited by Lewis (MemRAS 56, 1, 1906)
StF1922A Ma - Struve, F.G.W. 1922AN....216...49R
StF1922A cited by Rabe (AN 216, 49, 1922)
StF1932A Ma - Struve, F.G.W. 1932QB821.A43......
StF1932A cited in ADS (Aitken Double Star Cat.), 1932
StF2002 - - Weis, J.
StF2002 F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue
StF2002 USNO Library : QB 821 .S8 W49 2002
StF2022 - - email note from Jan Weis: 6 July 2022
StF9999 Ma - Struve, F.G.W. ...................
StF9999 Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19389-1020 STF2547 AC 1999 11 142 49.6 8.12 11.14 N D 193856.50-102020.6
19389-1020 STF2547 AC 2000 13 142 49.8 8.12 11.14 N D 193856.50-102020.6
19389-1020 STF2547 AC 2012 14 142 49.6 8.12 11.14 N D 193856.50-102020.6
19389-1020 STF2547 AC 2013 15 141 49.5 8.12 11.14 A0 N 193856.50-102020.6
19389-1020 STF2547 AC 2015 16 141 49.6 8.12 11.14 A0 N W 193856.50-102020.6

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

 
 
WDS 19389-1020 STF 2547 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19389-1020 STF 2547 AC : MEASURES
 
 
No records found.

 
 
WDS 19389-1020 : VIRTUAL EYEPIECE
 
 

19389-1020 STF2547A mag 8.12 Sp A0.5V 19389-1020 STF2547B sep 20.8 P.A. 330.80 mag 9.53 Sp F2V 19389-1020 STF2547C sep 49.3 P.A. 141.80 mag 11.14 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 19389-1020 : ALADIN DSS IMAGE @ 19h 38m 56.50s -10° 20' 20.6"
 
 
 
 
WDS 19389-1020 STF 2547 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19389-1020 STF2547AC distance=0' 19393-1025 TDT1607 distance=7' 19395-1028 GWP2876 distance=11' 19387-1009 STF2545AB distance=12' 19387-1009 STF2545AC distance=12' 19380-1002 DAM 356 distance=24' 19377-0958 LV 21AB distance=29' 19377-0958 LV 21BC distance=30' 19368-1027 STF2541 distance=33' 19394-1054 UC 3998 distance=35' 19422-1015 RST4639 distance=48' 19397-1115 WFC 255 distance=56' 19354-1046 FRM 1 distance=58' 19430-1040 GWP2883 distance=64' 19419-1117 RST4638AB distance=72' 19435-1055 TDT1677 distance=76' 19432-0937 AOT 76 distance=77' 19438-0945 RST4640 distance=81' 19447-0958 BRT1952 distance=87' 19444-1102 CLS 1 distance=91' 19401-1153 TDS1004 distance=94' 19419-0854 TDT1651 distance=98' 19447-1112 BU 827 distance=100' 19436-0904 HO 579AB distance=103' 19436-0904 HO 579AC distance=103' 19400-1201 BRT2763 distance=103' 19460-1039 HU 76 distance=106' 19364-1159 GWP2867 distance=106' 19438-0901 AOT 77 distance=107' 19317-1002 TDT1522 distance=109' 19463-0950 BRT 553 distance=114' 19450-1133 GWP2886 distance=115' 19321-1116 TOK 333 distance=116' 19455-1133 BRT2766 distance=122' 19384-0819 HJ 892 distance=122' 19342-0835 RST4633 distance=127' 19453-0849 AOT 79 distance=131' 19467-1129 HDS2811 distance=134' 19431-0818 HDS2799Ba,Bb distance=136' 19431-0818 STFA 45AB distance=137' 19309-0915 RST4044 distance=137' 19298-1102 HDS2771 distance=141' 19401-0759 YSC 161 distance=143' 19447-0825 AOT 78 distance=144' 19466-0841 TDT1731 distance=151' 19314-1204 GWP2861 distance=153' 19491-1104 RST4641AB distance=157' 19491-1104 HLN 47AC distance=157' 19342-1245 J 1762 distance=158' 19285-1109 RST5136 distance=163' 19385-1305 UC 3993 distance=165' 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 19389-1020 STF2547 AB 330 20.8
Show 19389-1020 STF2547 AC 141 49.6
Show 19393-1025 TDT1607 159 0.9 7
Show 19395-1028 GWP2876 250 200.1 11
Show 19387-1009 STF2545 AB 326 3.7 12
Show 19387-1009 STF2545 AC 163 25.1 12
Show 19380-1002 DAM 356 204 7.5 24
Show 19377-0958 LV 21 AB 284 84.1 29
Show 19377-0958 LV 21 BC 284 4.2 30
Show 19368-1027 STF2541 326 5.4 33
Show 19394-1054 UC 3998 296 25.4 35
Show 19422-1015 RST4639 20 0.7 48
Show 19397-1115 WFC 255 176 12.8 56
Show 19354-1046 FRM 1 351 10.7 58
Show 19430-1040 GWP2883 175 20.7 64
Show 19419-1117 RST4638 AB 204 5.9 72
Show 19435-1055 TDT1677 57 2.7 76
Show 19432-0937 AOT 76 110 15.4 77
Show 19438-0945 RST4640 305 0.6 81
Show 19447-0958 BRT1952 356 3.6 87
Show 19444-1102 CLS 1 254 1.8 91
Show 19401-1153 TDS1004 27 2.5 94
Show 19419-0854 TDT1651 187 0.6 98
Show 19447-1112 BU 827 276 1.3 100
Show 19436-0904 HO 579 AB 305 2.7 103
Show 19436-0904 HO 579 AC 153 63.8 103
Show 19400-1201 BRT2763 216 6.4 103
Show 19460-1039 HU 76 264 0.9 106
Show 19364-1159 GWP2867 358 268.5 106
Show 19438-0901 AOT 77 233 13.8 107
Show 19317-1002 TDT1522 217 1.0 109
Show 19463-0950 BRT 553 91 19.5 114
Show 19450-1133 GWP2886 71 488.4 115
Show 19321-1116 TOK 333 174 208.5 116
Show 19455-1133 BRT2766 305 4.8 122
Show 19384-0819 HJ 892 14 22.2 122
Show 19342-0835 RST4633 26 2.6 127
Show 19453-0849 AOT 79 348 15.5 131
Show 19467-1129 HDS2811 200 16.2 134
Show 19431-0818 HDS2799 Ba,Bb 232 0.5 136
Show 19431-0818 STFA 45 AB 145 96.3 137
Show 19309-0915 RST4044 148 1.3 137
Show 19298-1102 HDS2771 344 0.1 141
Show 19401-0759 YSC 161 253 0.1 143
Show 19447-0825 AOT 78 256 17.2 144
Show 19466-0841 TDT1731 52 0.7 151
Show 19314-1204 GWP2861 156 94.8 153
Show 19491-1104 RST4641 AB 148 1.0 157
Show 19491-1104 HLN 47 AC 16 10.8 157
Show 19342-1245 J 1762 171 5.4 158
Show 19285-1109 RST5136 192 2.9 163

 
 
WDS 19389-1020 : COMPONENTS
 
 
  A B
B pa=330.8°
sep=20.75"
 
C pa=141.8°
sep=49.28"
pa=144.4°
sep=69.84"
 
 
19389-1020 A
 
 
Name HD 185342 Coord arcsec 2000 193856.50-102020.6 Mag 8.12 Spectral class A0.5V (white)
PmRA -1.00 PmDE -10.0 SAO 162847 HIP 96646
Tycho2 5727-02382-1 HD 185342 GC 27171 BD BD-10 5143
Tycho2
Tycho2 5727-02382-1 Pflag RAmdeg 294.73541042 DEmdeg -10.33908658
PmRA 0.0 PmDE -9.3 E RAmdeg 5 E DEmdeg 7
E pmRA 1.1 E pmDE 1.1 EpRAm 1991.23 EpDEm 1990.46
Num 14 Q RAmdeg 1.0 Q DEmdeg 0.9 Q pmRA 1.1
Q pmDE 0.8 BTmag 8.322 E BTmag 0.016 VTmag 8.122
E VTmag 0.013 Prox 208 TYC T HIP 96646
CCDM A RAdeg 294.73541083 DEdeg -10.33906444 EpRA 1990 1.85
EpDE 1990 1.67 E RAdeg 5.1 E DEdeg 6.6 Posflg
Corr -0.2
SAO
SAO 162847 DelFlag RA1950 PmRA1950 0.0008
DE1950 PmDE1950 -0.014 Vmag 8.3 SpType A0
Double code Source 70 CatNum 27171 DM BD-10 5143
DMcomp BDsup HD 185342 M HD 0
GC 27171 RA1950rad 5.13211039 DE1950rad -0.182457 PmRA2000 0.001
PmDE2000 -0.014
Hipparcos
Catalog H HIP 96646 Proxy T RAhms 19 38 56.50
DEdms -10 20 20.6 Vmag 8.08 VarFlag R Vmag G
RAdeg 294.735 DEdeg -10.3391 AstroRef A Plx 9.02
CCDM 19389-1021 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual D M HIP
Theta Rho HD 185342 BD BD-10 5143
CD CP Dm number -10 5143 VIred 0.24
SpType A0 R SpType Coord arcsec 2000 193856.50-102020.6
Hipparcos 2
HIP 96646 Sn 95 So 3 Nc 1
RArad 5.1441033616 DErad -0.1804507539 Plx 6.48 PmRA -1.86
PmDE -10.45 E RArad 0.99 E DErad 0.58 E Plx 1.15
E pmRA 1.14 E pmDE 0.69 Hpmag 8.1446 E Hpmag 0.0275
SHp 0.024 VA 0 BV 0.218 E BV 0.036
VI 0.24
 
 
19389-1020 B
 
 
Coord arcsec 2000 193855.81-102002.5 Mag 9.53 Spectral class F2V (yellow-white) PmRA -1.00
PmDE -10.0 HIP 96643 Tycho2 5727-02386-1 BD BD-10 5142
Calc delta mag 1.41 Calc coord yes
Tycho2
Tycho2 5727-02386-1 Pflag RAmdeg 294.73247672 DEmdeg -10.33409172
PmRA -0.1 PmDE -10.6 E RAmdeg 13 E DEmdeg 19
E pmRA 1.7 E pmDE 1.7 EpRAm 1991.19 EpDEm 1990.36
Num 3 Q RAmdeg 0.1 Q DEmdeg 0.7 Q pmRA 0.1
Q pmDE 0.7 BTmag 9.912 E BTmag 0.029 VTmag 9.526
E VTmag 0.026 Prox 208 TYC T HIP 96643
CCDM B RAdeg 294.73247694 DEdeg -10.33406722 EpRA 1990 1.88
EpDE 1990 1.72 E RAdeg 13.4 E DEdeg 19.4 Posflg D
Corr -0.2
Hipparcos
Catalog H HIP 96643 Proxy RAhms 19 38 55.80
DEdms -10 20 02.5 Vmag 9.48 VarFlag R Vmag G
RAdeg 294.733 DEdeg -10.334 AstroRef B Plx 29.48
CCDM 19389-1021 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual D M HIP
Theta Rho HD 185342 BD BD-10 5142
CD CP Dm number -10 5142 VIred 0.53
SpType R SpType Coord arcsec 2000 193855.80-102002.5
Hipparcos 2
HIP 96643 Sn 95 So 3 Nc 1
RArad 5.1440527674 DErad -0.1803628952 Plx 31.35 PmRA -10.42
PmDE -10.59 E RArad 9.57 E DErad 5.94 E Plx 10.99
E pmRA 10.35 E pmDE 7.52 Hpmag 10.002 E Hpmag 0.1246
SHp 0 VA 0 BV 0.462 E BV 0.033
VI 0.53
 
 
19389-1020 C
 
 
Coord arcsec 2000 193858.57-102059.3 Mag 11.14 PmRA 5.00 PmDE 0.0
Tycho2 5727-02013-1 Calc delta mag 3.02 Calc coord yes
Tycho2
Tycho2 5727-02013-1 Pflag RAmdeg 294.74414107 DEmdeg -10.34991452
PmRA 4.3 PmDE 0.0 E RAmdeg 36 E DEmdeg 34
E pmRA 2.0 E pmDE 2.0 EpRAm 1981.53 EpDEm 1974.66
Num 6 Q RAmdeg 1.4 Q DEmdeg 1.1 Q pmRA 1.4
Q pmDE 1.1 BTmag 12.262 E BTmag 0.190 VTmag 11.144
E VTmag 0.092 Prox 498 TYC T HIP
CCDM RAdeg 294.74415139 DEdeg -10.34988889 EpRA 1990 1.86
EpDE 1990 1.67 E RAdeg 69.5 E DEdeg 96.0 Posflg
Corr -0.3