stampa
Login

Too lazy to login each time? Click on "Remember me" at login and forget about it!
Register here!


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
20548+3242
STT 418
HD 199220


Nearby doubles
19' : 20563+3247
GYL 27

26' : 20540+3220
TDT2615

29' : 20532+3301
ES 2356

29' : 20534+3220
ES 2380

29' : 20531+3221
ES 2379

30' : 20525+3246
GYL 39

30' : 20553+3214
GYL 42

32' : 20571+3230
TDT2654

35' : 20559+3206
STT 421AB

36' : 20521+3254
TDT2591

40' : 20539+3320
TDT2612

40' : 20576+3301
TDT2660

42' : 20533+3319
LDS2933

43' : 20573+3215
KPP1292

46' : 20528+3320
LDS2932

46' : 20539+3326
BLL 52

48' : 20577+3211
ES 2381

48' : 20562+3158
ES 372

49' : 20586+3249
TDT2668

50' : 20535+3156
GYL 41

52' : 20520+3320
TDT2590

55' : 20578+3321
TDT2661

55' : 20529+3154
GYL 40

55' : 20562+3335
ES 2312

56' : 20578+3202
ES 2438

56' : 20554+3147
TDT2630



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.

20548+3242 STT 418 (HD 199220)

 
 
20h 54m 49.84s +32° 42' 23.2" P.A. 283.00 sep 0.9 mag 8.23,8.27 Sp G0 dist. 60.72 pc (198.07 l.y.)
 
 
Coord 2000 20548+3242 Discov num STT 418 Comp Coord arcsec 2000 20 54 49.84 +32 42 23.2
Date first 1842 Date last 2018 Obs 160
Pa first 294 Pa last 283.2 P.A. Now (θ) 283.2°
Sep first 0.6 Sep last 0.936 Sep. Now (ρ) 0.936"
Mag pri 8.23 Mag sec 8.27 delta mag (ΔM) 0.04 Spectral class G0 (yellow)
Pri motion ra +067 Sec motion ra +067
Pri motion dec +048 Sec motion dec +048
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 199220 Constellation Cygnus SAO 70660 HIP 103232
Tycho2 2692-02310-1 Gaia DR2 1865846257114183296 HD 199220 ADS 14421
BD BD+32 3984 Distance 60.72 Distance ly 198.07
 
 
ORBITAL ELEMENTS
 
 
Period (P)709.1513y± 311.6746 Periastron (T)1830.4654y± 9.9012 Semi-major axis (a)1.6542a± 0.48472
Eccentricity (e)0.67646± 0.10033 Inclination (i)93.603°± 0.907 Longitude of periastron (ω)91.16°± 21.165
Node (Ω)111.511°± 1.408 Notes ReferenceIzm2019
Equinox Last observation2015 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 284.6 1.026
2001 284.6 1.022
2002 284.5 1.018
2003 284.4 1.014
2004 284.4 1.009
2005 284.3 1.005
2006 284.2 1.001
2007 284.2 0.996
2008 284.1 0.992
2009 284.0 0.988
2010 284.0 0.983
2011 283.9 0.979
2012 283.8 0.975
2013 283.8 0.970
2014 283.7 0.966
2015 283.6 0.961
2016 283.6 0.956
2017 283.5 0.952
2018 283.4 0.947
2019 283.4 0.943
2020 283.3 0.938
2021 283.2 0.933
2022 283.1 0.929
2023 283.1 0.924
2024 283.0 0.919
2025 282.9 0.914
2026 282.8 0.910
2027 282.8 0.905
2028 282.7 0.900
2029 282.6 0.895
2030 282.5 0.890


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


 
  


wds20548%2B3242b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 20548+3242 STT 418 (HD 199220) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Izm2019 orb u Izmailov, I.S. 2019AstL...45...30I
Izm2019 Ast. Lett. 45, 30, 2019
Izm2019 (Orbital elements from weighted solutions used when available (Table 2),
Izm2019 unweighted elements (Table 1) used for remaining 29 systems.)
 
 
DISCOVERER
 
 
idgroup discov author
1 STT Struve, O.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20548+3242 STT 418 2005 150 284 1.0 8.23 8.27 G0 D 205449.84+324223.2
20548+3242 STT 418 2006 152 285 1.0 8.23 8.27 G0 D 205449.84+324223.2
20548+3242 STT 418 2008 153 283 1.0 8.23 8.27 G0 D 205449.84+324223.2
20548+3242 STT 418 2010 156 284 1.0 8.23 8.27 G0 D 205449.84+324223.2
20548+3242 STT 418 2012 157 285 0.9 8.23 8.27 G0 OD 205449.84+324223.2
20548+3242 STT 418 2013 161 284 1.0 8.23 8.27 G0 O 205449.84+324223.2
20548+3242 STT 418 2014 152 285 1.0 8.23 8.27 G0 O 205449.84+324223.2
20548+3242 STT 418 2016 154 283 1.0 8.23 8.27 G0 O 205449.84+324223.2
20548+3242 STT 418 2018 158 284 0.9 8.23 8.27 G0 O 205449.84+324223.2

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

 
 
WDS 20548+3242 STT 418 (HD 199220) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20548+3242 STT 418 (HD 199220) : MEASURES
 
 
No records found.

 
 
WDS 20548+3242 (HD 199220) : VIRTUAL EYEPIECE
 
 

20548+3242 STT 418A mag 8.23 Sp G0 20548+3242 STT 418B sep 0.8 P.A. 285.60 mag 8.27 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 20548+3242 (HD 199220) : ALADIN DSS IMAGE @ 20h 54m 49.84s +32° 42' 23.2"
 
 
 
 
WDS 20548+3242 STT 418 (HD 199220) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20548+3242 STT 418 distance=0' 20563+3247 GYL 27 distance=19' 20540+3220 TDT2615 distance=26' 20532+3301 ES 2356 distance=29' 20534+3220 ES 2380 distance=29' 20531+3221 ES 2379 distance=29' 20525+3246 GYL 39 distance=30' 20553+3214 GYL 42 distance=30' 20571+3230 TDT2654 distance=32' 20559+3206 STT 421AB distance=35' 20559+3206 HU 1655AC distance=35' 20559+3206 FYM 140AD distance=35' 20521+3254 TDT2591 distance=36' 20539+3320 TDT2612 distance=40' 20576+3301 TDT2660 distance=40' 20533+3319 LDS2933 distance=42' 20573+3215 KPP1292 distance=43' 20528+3320 LDS2932 distance=46' 20539+3326 BLL 52 distance=46' 20577+3211 ES 2381 distance=48' 20562+3158 ES 372 distance=48' 20586+3249 TDT2668 distance=49' 20535+3156 GYL 41 distance=50' 20520+3320 TDT2590 distance=52' 20578+3321 TDT2661 distance=55' 20529+3154 GYL 40 distance=55' 20562+3335 ES 2312 distance=55' 20578+3202 ES 2438 distance=56' 20554+3147 TDT2630 distance=56' 20592+3231 TDT2675 distance=57' 20519+3327 GYL 26AB distance=58' 20519+3327 WSI 47AC distance=58' 20590+3218 COU1636 distance=59' 20590+3307 TDT2673 distance=59' 20529+3149 A 1213 distance=60' 20588+3209 TDT2671 distance=61' 20592+3314 COU1637 distance=64' 20596+3216 GYL 43 distance=67' 20536+3138 HDS2976 distance=67' 20532+3349 TDT2605 distance=70' 20530+3136 TDT2602 distance=70' 20568+3348 COU1812AB distance=70' 20568+3348 DAM 220AB,C distance=70' 20491+3230 GYL 70 distance=74' 20593+3155 COU1178 distance=74' 20564+3353 TDT2647 distance=74' 20493+3217 LDS2931AB distance=75' 20493+3217 HLA 28AC distance=75' 20528+3132 TDT2599 distance=76' 21007+3227 CVE 26 distance=77' 20493+3314 ES 31AB distance=77' 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 20548+3242 STT 418 283 0.9
Show 20563+3247 GYL 27 184 24.2 19
Show 20540+3220 TDT2615 281 0.4 26
Show 20532+3301 ES 2356 250 5.0 29
Show 20534+3220 ES 2380 333 5.5 29
Show 20531+3221 ES 2379 115 7.0 29
Show 20525+3246 GYL 39 83 14.9 30
Show 20553+3214 GYL 42 26 15.1 30
Show 20571+3230 TDT2654 205 0.5 32
Show 20559+3206 STT 421 AB 194 34.8 35
Show 20559+3206 HU 1655 AC 73 30.6 35
Show 20559+3206 FYM 140 AD 162 29.5 35
Show 20521+3254 TDT2591 5 0.5 36
Show 20539+3320 TDT2612 202 0.5 40
Show 20576+3301 TDT2660 123 0.5 40
Show 20533+3319 LDS2933 146 9.0 42
Show 20573+3215 KPP1292 28 9.9 43
Show 20528+3320 LDS2932 107 9.1 46
Show 20539+3326 BLL 52 59 186.6 46
Show 20577+3211 ES 2381 107 4.1 48
Show 20562+3158 ES 372 146 3.5 48
Show 20586+3249 TDT2668 120 0.7 49
Show 20535+3156 GYL 41 203 34.2 50
Show 20520+3320 TDT2590 116 0.5 52
Show 20578+3321 TDT2661 208 0.6 55
Show 20529+3154 GYL 40 22 23.0 55
Show 20562+3335 ES 2312 11 2.7 55
Show 20578+3202 ES 2438 311 6.8 56
Show 20554+3147 TDT2630 86 1.9 56
Show 20592+3231 TDT2675 207 2.0 57
Show 20519+3327 GYL 26 AB 353 28.6 58
Show 20519+3327 WSI 47 AC 337 11.0 58
Show 20590+3218 COU1636 9 0.8 59
Show 20590+3307 TDT2673 158 0.6 59
Show 20529+3149 A 1213 178 3.3 60
Show 20588+3209 TDT2671 302 0.5 61
Show 20592+3314 COU1637 359 0.1 64
Show 20596+3216 GYL 43 188 30.1 67
Show 20536+3138 HDS2976 248 0.3 67
Show 20532+3349 TDT2605 301 0.8 70
Show 20530+3136 TDT2602 64 0.6 70
Show 20568+3348 COU1812 AB 105 1.1 70
Show 20568+3348 DAM 220 AB,C 193 7.6 70
Show 20491+3230 GYL 70 188 61.2 74
Show 20593+3155 COU1178 16 1.2 74
Show 20564+3353 TDT2647 196 0.9 74
Show 20493+3217 LDS2931 AB 246 34.4 75
Show 20493+3217 HLA 28 AC 125 5.3 75
Show 20528+3132 TDT2599 325 1.7 76
Show 21007+3227 CVE 26 164 3.2 77
Show 20493+3314 ES 31 AB 238 13.8 77

 
 
WDS 20548+3242 : COMPONENTS
 
 
  A
B pa=285.6°
sep=0.80"
 
 
20548+3242 A
 
 
Componente originario normalizzato AB Name HD 199220 Coord arcsec 2000 205449.84+324223.2 Mag 8.23
Spectral class G0 (yellow) PmRA 67.00 PmDE 48.0 SAO 70660
HIP 103232 Tycho2 2692-02310-1 HD 199220 BD BD+32 3984
Tycho2
Tycho2 2692-02310-1 Pflag P RAmdeg 313.70765741 DEmdeg 32.70645811
PmRA 66.9 PmDE 48.2 E RAmdeg 5 E DEmdeg 5
E pmRA 1.4 E pmDE 1.3 EpRAm 1991.44 EpDEm 1991.57
Num 9 Q RAmdeg 2.4 Q DEmdeg 1.4 Q pmRA 2.6
Q pmDE 1.3 BTmag 8.841 E BTmag 0.015 VTmag 8.228
E VTmag 0.011 Prox 11 TYC T HIP 103232
CCDM A RAdeg 313.70763194 DEdeg 32.70631028 EpRA 1990 1.60
EpDE 1990 1.76 E RAdeg 5.3 E DEdeg 4.5 Posflg D
Corr 0.2
SAO
SAO 70660 DelFlag RA1950 PmRA1950 0.0063
DE1950 PmDE1950 0.056 Vmag 7.3 SpType G0
Double code Source 6 CatNum 2027 DM BD+32 3984
DMcomp BDsup HD 199220 M HD 0
GC RA1950rad 5.46628564 DE1950rad 0.56748225 PmRA2000 0.0065
PmDE2000 0.053
Hipparcos
Catalog H HIP 103232 Proxy H RAhms 20 54 49.83
DEdms +32 42 22.7 Vmag 7.46 VarFlag R Vmag G
RAdeg 313.708 DEdeg 32.7063 AstroRef A Plx 17.37
CCDM 20548+3242 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 285 Rho 1.073 HD 199220 BD BD+32 3984
CD CP Dm number +32 3984 VIred 0.66
SpType G0 R SpType Coord arcsec 2000 205449.83+324222.7
Hipparcos 2
HIP 103232 Sn 15 So 3 Nc 2
RArad 5.4752309692 DErad 0.5708326612 Plx 16.47 PmRA 69.52
PmDE 53.45 E RArad 0.43 E DErad 0.63 E Plx 0.84
E pmRA 0.63 E pmDE 0.83 Hpmag 7.5716 E Hpmag 0.001
SHp 0.013 VA 0 BV 0.594 E BV 0.015
VI 0.66
CCDM
Ccdm 20548+3242 RComp Comp A Note1
Note2 Discov num DRAs 1.83 DDEs 24.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.1 Sp G0 PmNote *
PmRA 66 PmDE 67 Dm number +32 3984 Cat1 BD
Name2 +32 2027 Cat2 AGK2/3 HD 199220 M HD
ADS BDS A14421 M ADS BDS N IDS IDS 20507N3219A
HIC 103232
 
 
20548+3242 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205449.78+324223.4 Mag 8.27 PmRA 67.00
PmDE 48.0 HIP 103232 Tycho2 2692-02310-2 Calc delta mag 0.04
Calc coord yes
Tycho2
Tycho2 2692-02310-2 Pflag P RAmdeg 313.70765741 DEmdeg 32.70645811
PmRA 66.9 PmDE 48.2 E RAmdeg 5 E DEmdeg 5
E pmRA 1.4 E pmDE 1.3 EpRAm 1991.44 EpDEm 1991.57
Num 9 Q RAmdeg 2.4 Q DEmdeg 1.4 Q pmRA 2.6
Q pmDE 1.3 BTmag 8.901 E BTmag 0.015 VTmag 8.267
E VTmag 0.011 Prox 11 TYC T HIP 103232
CCDM B RAdeg 313.70729389 DEdeg 32.70638944 EpRA 1990 1.60
EpDE 1990 1.76 E RAdeg 5.4 E DEdeg 4.5 Posflg D
Corr 0.2
Hipparcos
Catalog H HIP 103232 Proxy H RAhms 20 54 49.83
DEdms +32 42 22.7 Vmag 7.46 VarFlag R Vmag G
RAdeg 313.708 DEdeg 32.7063 AstroRef A Plx 17.37
CCDM 20548+3242 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 285 Rho 1.073 HD 199220 BD BD+32 3984
CD CP Dm number +32 3984 VIred 0.66
SpType G0 R SpType Coord arcsec 2000 205449.83+324222.7
Hipparcos 2
HIP 103232 Sn 15 So 3 Nc 2
RArad 5.4752309692 DErad 0.5708326612 Plx 16.47 PmRA 69.52
PmDE 53.45 E RArad 0.43 E DErad 0.63 E Plx 0.84
E pmRA 0.63 E pmDE 0.83 Hpmag 7.5716 E Hpmag 0.001
SHp 0.013 VA 0 BV 0.594 E BV 0.015
VI 0.66
CCDM
Ccdm 20548+3242 RComp Comp B Note1
Note2 Discov num STT 418 DRAs DDEs
R dRAs Year 1959 Theta 288 Rho 1.1
Obs 99 Vmag 8.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14421 M ADS BDS N IDS IDS 20507N3219B
HIC 103232