19406+6240 STF 2574 (HD 186453)

 
 
19h 40m 34.80s +62° 39' 53.4" P.A. 94.00 sep 0.6 mag 7.73,8.91 Sp F8V dist. 128.53 pc (419.26 l.y.)
 
 
Coord 2000 19406+6240 Discov num STF2574 Comp Coord arcsec 2000 19 40 34.80 +62 39 53.4
Date first 1831 Date last 2020 Obs 98
Pa first 314 Pa last 93.8 P.A. Now (θ) 93.8°
Sep first 1.5 Sep last 0.61 Sep. Now (ρ) 0.61"
Mag pri 7.73 Mag sec 8.91 delta mag (ΔM) 1.18 Spectral class F8V (yellow-white)
Pri motion ra +026 Sec motion ra +026
Pri motion dec +111 Sec motion dec +111
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 186453 Constellation Draco SAO 18469 HIP 96796
Tycho2 4234-01631-1 HD 186453 GC 27266 ADS 12803
BD BD+62 1747 Distance 128.53 Distance ly 419.26
 
 
ORBITAL ELEMENTS
 
 
Period (P)685.13y Periastron (T)2057.26y Semi-major axis (a)1.302a
Eccentricity (e)0.67 Inclination (i)78.9° Longitude of periastron (ω)48.2°
Node (Ω)107.6° Notes ReferenceZir2010
Equinox2000 Last observation1999 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 87.8 0.467
2001 88.4 0.472
2002 89.0 0.477
2003 89.5 0.481
2004 90.1 0.486
2005 90.6 0.491
2006 91.1 0.495
2007 91.7 0.499
2008 92.2 0.503
2009 92.7 0.507
2010 93.2 0.511
2011 93.6 0.515
2012 94.1 0.519
2013 94.6 0.522
2014 95.0 0.526
2015 95.5 0.529
2016 96.0 0.532
2017 96.4 0.535
2018 96.8 0.538
2019 97.3 0.540
2020 97.7 0.542
2021 98.1 0.544
2022 98.6 0.546
2023 99.0 0.547
2024 99.4 0.549
2025 99.8 0.549
2026 100.3 0.550
2027 100.7 0.550
2028 101.1 0.550
2029 101.5 0.550
2030 102.0 0.549


 
grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.



 
 


wds19406%2B6240a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
WDS 19406+6240 STF 2574 (HD 186453) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Zir2010 orb - Zirm, H. 2010IAUDS.170....1Z
Zir2010 Inf. Circ. 170, 1, 2010
 
 
DISCOVERER
 
 
idgroup discov author
1 STF Struve, F.G.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19406+6240 STF2574 1999 91 88 0.5 7.73 8.91 F8V D 194034.80+623953.4
19406+6240 STF2574 2007 93 88 0.5 7.73 8.91 F8V OD 194034.80+623953.4
19406+6240 STF2574 2009 94 90 0.5 7.73 8.91 F8V OD 194034.80+623953.4
19406+6240 STF2574 2016 96 94 0.6 7.73 8.91 F8V O 194034.80+623953.4
19406+6240 STF2574 2018 97 97 0.5 7.73 8.91 F8V O 194034.80+623953.4
19406+6240 STF2574 2020 98 94 0.6 7.73 8.91 F8V O 194034.80+623953.4

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

 
 
WDS 19406+6240 STF 2574 (HD 186453) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19406+6240 STF 2574 (HD 186453) : MEASURES
 
 
No records found.

 
 
WDS 19406+6240 (HD 186453) : VIRTUAL EYEPIECE
 
 

19406+6240 STF2574A mag 7.73 Sp F8V 19406+6240 STF2574B sep 0.3 P.A. 98.20 mag 8.91 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.

Radius:
Components only
 
 
WDS 19406+6240 (HD 186453) : ALADIN DSS IMAGE @ 19h 40m 34.80s +62° 39' 53.4"
 
 
 
 
WDS 19406+6240 STF 2574 (HD 186453) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


19406+6240  STF2574 distance=0' 19412+6249  LDS2778 distance=10' 19396+6207  LDS2777 distance=34' 19377+6203  STI 907 distance=42' 19397+6158  TDT1611 distance=43' 19468+6238  BVD 334 distance=44' 19343+6250  ES 1848 distance=45' 19374+6319  CVR 216 distance=46' 19341+6232  LDS2772 distance=46' 19470+6253  LDS2781 distance=46' 19391+6153  LDS2776 distance=49' 19386+6329  HDS2787 distance=51' 19449+6158  STI 917 distance=52' 19344+6313  STI 902 distance=54' 19480+6304  STI 926 distance=57' 19334+6203  STF2553 distance=63' 19494+6306  LDS2782 distance=66' 19476+6154  UC 4024 distance=67' 19376+6344  MLR  56AB distance=68' 19376+6344  MLR  56AB,C distance=68' 19486+6200  STI 927 distance=69' 19388+6129  LDS2775 distance=72' 19370+6350  STF2564 distance=74' 19312+6319  BU  655AB distance=75' 19312+6319  STF2549AD distance=75' 19312+6319  STF2549AC distance=75' 19312+6319  GUI  24AE distance=75' 19299+6300  ES 1847 distance=75' 19479+6145  STI 925 distance=76' 19312+6319  STF2549DC distance=76' 19312+6319  GUI  24DE distance=76' 19303+6207  HU  947 distance=80' 19523+6222  VBS  29BC distance=84' 19523+6222  VBS  29AB distance=84' 19523+6222  HJ 2913AC distance=84' 19299+6324  TDT1500 distance=85' 19532+6233  MLR  12 distance=88' 19308+6337  HU  951 distance=88' 19444+6406  STI 915 distance=90' 19475+6125  ES 1849 distance=90' 19477+6123  STI 922 distance=92' 19472+6403  RAO 613 distance=95' 19301+6342  STI 900 distance=95' 19476+6403  ES 1917 distance=96' 19547+6240  UC 4052 distance=98' 19429+6103  STI 911 distance=98' 19285+6335  LDS2437 distance=99' 19534+6154  HJ 2915 distance=100' 19471+6411  TDT1742 distance=101' 19479+6113  HJ 2905 distance=102' 19510+6353  UC 4038 distance=102' 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 19406+6240 STF2574 94 0.6
Show 19412+6249 LDS2778 36 14.3 10
Show 19396+6207 LDS2777 286 70.4 34
Show 19377+6203 STI 907 16 4.6 42
Show 19397+6158 TDT1611 211 1.8 43
Show 19468+6238 BVD 334 83 8.1 44
Show 19343+6250 ES 1848 318 6.7 45
Show 19374+6319 CVR 216 307 19.4 46
Show 19341+6232 LDS2772 113 23.1 46
Show 19470+6253 LDS2781 96 5.3 46
Show 19391+6153 LDS2776 123 4.3 49
Show 19386+6329 HDS2787 141 0.1 51
Show 19449+6158 STI 917 245 11.6 52
Show 19344+6313 STI 902 148 16.3 54
Show 19480+6304 STI 926 319 10.2 57
Show 19334+6203 STF2553 131 1.0 63
Show 19494+6306 LDS2782 327 7.0 66
Show 19476+6154 UC 4024 32 23.8 67
Show 19376+6344 MLR 56 AB 33 0.1 68
Show 19376+6344 MLR 56 AB,C 36 17.7 68
Show 19486+6200 STI 927 45 8.4 69
Show 19388+6129 LDS2775 135 4.7 72
Show 19370+6350 STF2564 146 9.2 74
Show 19312+6319 BU 655 AB 328 2.1 75
Show 19312+6319 STF2549 AD 269 55.8 75
Show 19312+6319 STF2549 AC 284 28.3 75
Show 19312+6319 GUI 24 AE 241 153.1 75
Show 19299+6300 ES 1847 226 3.4 75
Show 19479+6145 STI 925 2 4.2 76
Show 19312+6319 STF2549 DC 76 29.2 76
Show 19312+6319 GUI 24 DE 226 107.8 76
Show 19303+6207 HU 947 169 0.4 80
Show 19523+6222 VBS 29 BC 321 5.0 84
Show 19523+6222 VBS 29 AB 216 5.0 84
Show 19523+6222 HJ 2913 AC 268 6.1 84
Show 19299+6324 TDT1500 289 2.1 85
Show 19532+6233 MLR 12 222 0.7 88
Show 19308+6337 HU 951 197 0.2 88
Show 19444+6406 STI 915 153 5.9 90
Show 19475+6125 ES 1849 157 3.9 90
Show 19477+6123 STI 922 235 15.2 92
Show 19472+6403 RAO 613 203 0.2 95
Show 19301+6342 STI 900 27 6.5 95
Show 19476+6403 ES 1917 340 8.0 96
Show 19547+6240 UC 4052 95 85.4 98
Show 19429+6103 STI 911 154 7.8 98
Show 19285+6335 LDS2437 37 32.0 99
Show 19534+6154 HJ 2915 259 11.8 100
Show 19471+6411 TDT1742 97 1.6 101
Show 19479+6113 HJ 2905 179 6.8 102
Show 19510+6353 UC 4038 338 11.4 102

 
 
WDS 19406+6240 : COMPONENTS
 
 
  A
B pa=98.2°
sep=0.28"
 
 
19406+6240 A
 
 
Componente originario normalizzato AB Name HD 186453 Coord arcsec 2000 194034.80+623953.4 Mag 7.73
Spectral class F8V (yellow-white) PmRA 26.00 PmDE 111.0 HIP 96796
Tycho2 4234-01631-1 BD BD+62 1747
Tycho2
Tycho2 4234-01631-1 Pflag RAmdeg 295.14504750 DEmdeg 62.66483895
PmRA 25.8 PmDE 111.4 E RAmdeg 5 E DEmdeg 5
E pmRA 1.4 E pmDE 1.5 EpRAm 1991.39 EpDEm 1991.38
Num 10 Q RAmdeg 1.0 Q DEmdeg 0.6 Q pmRA 0.9
Q pmDE 0.7 BTmag 8.002 E BTmag 0.016 VTmag 7.461
E VTmag 0.011 Prox 999 TYC T HIP 96796
CCDM AB RAdeg 295.14491778 DEdeg 62.66458028 EpRA 1990 1.69
EpDE 1990 1.64 E RAdeg 4.5 E DEdeg 4.6 Posflg P
Corr -0.1
Hipparcos
Catalog H HIP 96796 Proxy H RAhms 19 40 34.81
DEdms +62 39 52.5 Vmag 7.36 VarFlag R Vmag G
RAdeg 295.145 DEdeg 62.6646 AstroRef A Plx 8.28
CCDM 19406+6240 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 262 Rho 0.415 HD 186453 BD BD+62 1747
CD CP Dm number +62 1747 VIred 0.58
SpType F5 R SpType Coord arcsec 2000 194034.81+623952.5
Hipparcos 2
HIP 96796 Sn 15 So 3 Nc 2
RArad 5.1512525222 DErad 1.0937031748 Plx 7.78 PmRA 29.16
PmDE 109.5 E RArad 0.85 E DErad 0.5 E Plx 0.66
E pmRA 1.26 E pmDE 0.7 Hpmag 7.4831 E Hpmag 0.0012
SHp 0.01 VA 0 BV 0.508 E BV 0.013
VI 0.58
CCDM
Ccdm 19406+6240 RComp Comp A Note1
Note2 Discov num DRAs -1.14 DDEs -6.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.1 Sp F5 PmNote *
PmRA 30 PmDE 122 Dm number +62 1747 Cat1 BD
Name2 +62 1087 Cat2 AGK2/3 HD 186453 M HD
ADS BDS A12803 M ADS BDS N IDS IDS 19393N6226A
HIC 96796
 
 
19406+6240 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 194034.84+623953.4 Mag 8.91 PmRA 26.00
PmDE 111.0 SAO 18469 HD 186453 GC 27266
DM BD+62 1747 Calc delta mag 1.18 Calc coord yes
SAO
SAO 18469 DelFlag RA1950 PmRA1950 0.0035
DE1950 PmDE1950 0.112 Vmag 7.3 SpType F5
Double code Source 70 CatNum 27266 DM BD+62 1747
DMcomp BDsup HD 186453 M HD 0
GC 27266 RA1950rad 5.14854806 DE1950rad 1.09162262 PmRA2000 0.004
PmDE2000 0.11
CCDM
Ccdm 19406+6240 RComp Comp B Note1
Note2 Discov num STF2574 DRAs DDEs
R dRAs Year 1959 Theta 230 Rho 0.3
Obs 99 Vmag 8.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A12803 M ADS BDS N IDS IDS 19393N6226B
HIC 96796