18520+1047 STF 2408 (HD 174792)

 
 
18h 51m 58.05s +10° 46' 48.9" P.A. 90.00 sep 2.3 mag 8.47,9.38 Sp A0 dist. 699.3 pc (2281.12 l.y.)
 
 
Coord 2000 18520+1047 Discov num STF2408 Comp Coord arcsec 2000 18 51 58.05 +10 46 48.9
Date first 1830 Date last 2019 Obs 52
Pa first 97 Pa last 90.1 P.A. Now (θ) 90.1°
Sep first 2.3 Sep last 2.293 Sep. Now (ρ) 2.293"
Mag pri 8.47 Mag sec 9.38 delta mag (ΔM) 0.91 Spectral class A0 (white)
Pri motion ra -009 Sec motion ra +004
Pri motion dec +001 Sec motion dec +003
Notes N (See Notes)
rPM=1.452
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 174792 Constellation Aquila SAO 104193 HIP 92587
Tycho2 1030-01688-1 Gaia DR2 4311994165614042240 HD 174792 GC 25882
ADS 11766 BD BD+10 3703 Distance 699.3 Distance ly 2281.12
 
 
WDS 18520+1047 STF 2408 (HD 174792) : NOTES
 
 
discov_num notes refcode
STF2408 Also known as GAN 6.
 
 
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
18520+1047 STF2408 2005 47 91 2.4 8.47 9.38 A0 D 185158.05+104648.9
18520+1047 STF2408 2006 48 91 2.3 8.47 9.38 A0 D 185158.05+104648.9
18520+1047 STF2408 2008 51 91 2.3 8.47 9.38 A0 N D 185158.05+104648.9
18520+1047 STF2408 2011 53 91 2.3 8.47 9.38 A0 N 185158.05+104648.9
18520+1047 STF2408 2016 50 91 2.3 8.47 9.38 A0 N 185158.05+104648.9
18520+1047 STF2408 2019 51 91 2.3 8.47 9.38 A0 N 185158.05+104648.9

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

 
 
WDS 18520+1047 STF 2408 (HD 174792) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18520+1047 STF 2408 (HD 174792) : MEASURES
 
 
No records found.

 
 
WDS 18520+1047 (HD 174792) : VIRTUAL EYEPIECE
 
 

18520+1047 STF2408A mag 8.47 Sp A0 18520+1047 STF2408B sep 2.2 P.A. 90.10 mag 9.38 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18520+1047 (HD 174792) : ALADIN DSS IMAGE @ 18h 51m 58.05s +10° 46' 48.9"
 
 
 
 
WDS 18520+1047 STF 2408 (HD 174792) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18520+1047 STF2408 distance=0' 18521+1049 GMC 16 distance=4' 18510+1041 BPM 869 distance=15' 18508+1059 STF2404 distance=22' 18533+1037 RAS 10 distance=22' 18509+1107 BPM 866 distance=26' 18509+1108 HEI9011 distance=26' 18513+1022 SMA 82 distance=27' 18509+1109 BRT1312 distance=28' 18515+1019 HJ 870AB distance=29' 18515+1019 HJ 870AC distance=29' 18515+1019 BU 1464CD distance=29' 18497+1041 STF2402 distance=34' 18497+1038 BPM 851 distance=35' 18495+1048 DAM 270 distance=37' 18516+1126 DAM 124 distance=40' 18550+1058 VYS 8 distance=45' 18511+1129 J 2533 distance=46' 18512+1130 J 2534 distance=46' 18544+1118 HJ 1353 distance=47' 18516+1136 DAM 125 distance=50' 18485+1045 STF2396CD distance=51' 18502+1131 BU 265 distance=52' 18485+1045 STF2396AB distance=52' 18485+1045 STF2396AC distance=52' 18485+1045 STF2396AD distance=52' 18485+1045 HLA 15AE distance=52' 18530+1137 HU 258 distance=53' 18550+1119 BPM 885 distance=55' 18482+1039 STT 362AB distance=56' 18482+1039 STT 362AC distance=56' 18554+1118 SRW 7AB distance=60' 18554+1118 SRW 7AC distance=60' 18511+0949 J 2927AB distance=60' 18511+0949 DAM 123AC distance=60' 18554+1118 SRW 7BC distance=60' 18521+1148 HU 199 distance=62' 18559+1104 J 471 distance=62' 18487+1126 GWP2799 distance=63' 18479+1110 STTA174 distance=65' 18477+1029 BRT1310 distance=66' 18550+1136 BPM 886 distance=67' 18478+1022 TDT1058 distance=67' 18510+0942 TDT1084 distance=67' 18560+1119 J 1277 distance=68' 18497+1147 BPM 850 distance=69' 18493+1144 BPM 843 distance=70' 18517+1156 BRT1313 distance=70' 18487+1137 BPM 837 distance=70' 18565+1020 HEI 565 distance=72' 18476+1121 BPM 830 distance=73' 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 18520+1047 STF2408 90 2.3
Show 18521+1049 GMC 16 121 5.2 4
Show 18510+1041 BPM 869 237 83.3 15
Show 18508+1059 STF2404 180 3.6 22
Show 18533+1037 RAS 10 137 0.0 22
Show 18509+1107 BPM 866 64 92.2 26
Show 18509+1108 HEI9011 225 9.9 26
Show 18513+1022 SMA 82 244 13.9 27
Show 18509+1109 BRT1312 146 3.1 28
Show 18515+1019 HJ 870 AB 219 11.6 29
Show 18515+1019 HJ 870 AC 248 65.8 29
Show 18515+1019 BU 1464 CD 23 22.0 29
Show 18497+1041 STF2402 208 1.5 34
Show 18497+1038 BPM 851 221 85.7 35
Show 18495+1048 DAM 270 149 6.5 37
Show 18516+1126 DAM 124 122 9.4 40
Show 18550+1058 VYS 8 48 3.6 45
Show 18511+1129 J 2533 250 1.8 46
Show 18512+1130 J 2534 57 2.2 46
Show 18544+1118 HJ 1353 207 8.4 47
Show 18516+1136 DAM 125 324 9.0 50
Show 18485+1045 STF2396 CD 110 105.8 51
Show 18502+1131 BU 265 227 1.5 52
Show 18485+1045 STF2396 AB 337 82.0 52
Show 18485+1045 STF2396 AC 5 203.2 52
Show 18485+1045 STF2396 AD 35 203.7 52
Show 18485+1045 HLA 15 AE 50 10.0 52
Show 18530+1137 HU 258 217 2.5 53
Show 18550+1119 BPM 885 283 77.8 55
Show 18482+1039 STT 362 AB 340 7.7 56
Show 18482+1039 STT 362 AC 105 12.0 56
Show 18554+1118 SRW 7 AB 24 26.4 60
Show 18554+1118 SRW 7 AC 322 29.1 60
Show 18511+0949 J 2927 AB 304 3.1 60
Show 18511+0949 DAM 123 AC 143 5.5 60
Show 18554+1118 SRW 7 BC 267 28.6 60
Show 18521+1148 HU 199 345 0.9 62
Show 18559+1104 J 471 297 5.5 62
Show 18487+1126 GWP2799 121 65.9 63
Show 18479+1110 STTA174 159 104.6 65
Show 18477+1029 BRT1310 21 3.9 66
Show 18550+1136 BPM 886 289 109.9 67
Show 18478+1022 TDT1058 212 0.4 67
Show 18510+0942 TDT1084 6 0.5 67
Show 18560+1119 J 1277 57 1.9 68
Show 18497+1147 BPM 850 168 100.5 69
Show 18493+1144 BPM 843 266 34.9 70
Show 18517+1156 BRT1313 8 4.0 70
Show 18487+1137 BPM 837 80 92.1 70
Show 18565+1020 HEI 565 96 0.9 72
Show 18476+1121 BPM 830 20 112.6 73

 
 
WDS 18520+1047 : COMPONENTS
 
 
  A
B pa=90.1°
sep=2.25"
 
 
18520+1047 A
 
 
Componente originario normalizzato AB Name HD 174792 Coord arcsec 2000 185158.05+104648.9 Mag 8.47
Spectral class A0 (white) PmRA -9.00 PmDE 1.0 SAO 104193
HIP 92587 Tycho2 1030-01688-1 HD 174792 GC 25882
ADS 11766 BD BD+10 3703
Tycho2
Tycho2 1030-01688-1 Pflag RAmdeg 282.99188249 DEmdeg 10.78024138
PmRA -4.7 PmDE 1.9 E RAmdeg 7 E DEmdeg 8
E pmRA 2.0 E pmDE 1.9 EpRAm 1991.55 EpDEm 1991.51
Num 4 Q RAmdeg 0.3 Q DEmdeg 0.6 Q pmRA 0.3
Q pmDE 0.6 BTmag 8.566 E BTmag 0.018 VTmag 8.466
E VTmag 0.015 Prox 23 TYC T HIP 92587
CCDM A RAdeg 282.99189361 DEdeg 10.78023694 EpRA 1990 1.70
EpDE 1990 1.73 E RAdeg 7.0 E DEdeg 7.5 Posflg D
Corr -0.2
SAO
SAO 104193 DelFlag RA1950 PmRA1950 0.0002
DE1950 PmDE1950 0.003 Vmag 8.6 SpType A0
Double code Source 70 CatNum 25882 DM BD+10 3703
DMcomp BDsup HD 174792 M HD 0
GC 25882 RA1950rad 4.92885487 DE1950rad 0.18708238 PmRA2000 0.0003
PmDE2000 0.002
Hipparcos
Catalog H HIP 92587 Proxy H RAhms 18 51 58.05
DEdms +10 46 48.8 Vmag 8.09 VarFlag R Vmag H
RAdeg 282.992 DEdeg 10.7802 AstroRef A Plx -0.16
CCDM 18520+1047 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 91 Rho 2.308 HD 174792 BD BD+10 3703
CD CP Dm number +10 3703 VIred 0.31
SpType A0 R SpType Coord arcsec 2000 185158.05+104648.8
Hipparcos 2
HIP 92587 Sn 15 So 3 Nc 2
RArad 4.9391402344 DErad 0.1881505976 Plx 1.43 PmRA 2.44
PmDE 0.77 E RArad 1.22 E DErad 0.85 E Plx 1.29
E pmRA 1.78 E pmDE 1.17 Hpmag 8.1294 E Hpmag 0.0022
SHp 0.014 VA 0 BV 0.121 E BV 0.02
VI 0.14
CCDM
Ccdm 18520+1047 RComp Comp A Note1
Note2 Discov num DRAs -1.92 DDEs -11.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.6 Sp A0 PmNote *
PmRA -3 PmDE 5 Dm number +10 3703 Cat1 BD
Name2 +10 2317 Cat2 AGK2/3 HD 174792 M HD
ADS BDS A11766 M ADS BDS N IDS IDS 18473N1040A
HIC 92587
 
 
18520+1047 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 185158.20+104648.9 Mag 9.38 PmRA 4.00
PmDE 3.0 Calc delta mag 0.91 Calc coord yes
CCDM
Ccdm 18520+1047 RComp Comp B Note1
Note2 Discov num STF2408 DRAs DDEs
R dRAs Year 1830 Theta 093 Rho 2.3
Obs 21 Vmag 9.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11766 M ADS BDS N IDS IDS 18473N1040B
HIC 92587