12291+3123 STT 251 (HD 108693)

 
 
12h 29m 07.72s +31° 23' 25.4" P.A. 55.00 sep 0.7 mag 8.35,9.27 Sp G0 dist. 173.61 pc (566.32 l.y.)
 
 
Coord 2000 12291+3123 Discov num STT 251 Comp Coord arcsec 2000 12 29 07.72 +31 23 25.4
Date first 1843 Date last 2018 Obs 84
Pa first 123 Pa last 54.8 P.A. Now (θ) 54.8°
Sep first 0.4 Sep last 0.67 Sep. Now (ρ) 0.67"
Mag pri 8.35 Mag sec 9.27 delta mag (ΔM) 0.92 Spectral class G0 (yellow)
Pri motion ra +148 Sec motion ra +148
Pri motion dec -041 Sec motion dec -041
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 108693 Constellation Canes Venatici SAO 63020 HIP 60920
Tycho2 2528-00473-1 Gaia DR2 4012517224274239360 HD 108693 ADS 8569
BD BD+32 2250 Distance 173.61 Distance ly 566.32
 
 
ORBITAL ELEMENTS
 
 
Period (P)540.56y Periastron (T)1894.33y Semi-major axis (a)0.553a
Eccentricity (e)0.855 Inclination (i)33.4° Longitude of periastron (ω)96°
Node (Ω)165.1° Notes ReferenceSca2003c
Equinox2000 Last observation1997 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 58.2 0.636
2001 58.4 0.639
2002 58.6 0.641
2003 58.8 0.644
2004 59.0 0.647
2005 59.2 0.650
2006 59.4 0.653
2007 59.6 0.655
2008 59.9 0.658
2009 60.1 0.661
2010 60.3 0.663
2011 60.5 0.666
2012 60.7 0.669
2013 60.8 0.671
2014 61.0 0.674
2015 61.2 0.676
2016 61.4 0.679
2017 61.6 0.681
2018 61.8 0.684
2019 62.0 0.686
2020 62.2 0.689
2021 62.4 0.691
2022 62.6 0.694
2023 62.7 0.696
2024 62.9 0.698
2025 63.1 0.701
2026 63.3 0.703
2027 63.5 0.705
2028 63.6 0.708
2029 63.8 0.710
2030 64.0 0.712


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



 
 


wds12291%2B3123a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
WDS 12291+3123 STT 251 (HD 108693) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Sca2003c orb - Scardia, M., Prieur, J.-L., Koechlin, L., & Aristidi, E. 2003IAUDS.149S...1S
Sca2003c Inf. Circ. 149, 1, 2003
 
 
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
12291+3123 STT 251 2006 68 57 0.7 8.35 9.27 G0 NOD 122907.72+312325.4
12291+3123 STT 251 2010 70 60 0.7 8.35 9.27 G0 NOD 122907.72+312325.4
12291+3123 STT 251 2014 77 59 0.8 8.35 9.27 G0 O 122907.72+312325.4
12291+3123 STT 251 2015 79 61 0.7 8.35 9.27 G0 O 122907.72+312325.4
12291+3123 STT 251 2017 80 61 0.8 8.35 9.27 G0 O 122907.72+312325.4
12291+3123 STT 251 2018 84 55 0.7 8.35 9.27 G0 O 122907.72+312325.4

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

 
 
WDS 12291+3123 STT 251 (HD 108693) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12291+3123 STT 251 (HD 108693) : MEASURES
 
 
No records found.

 
 
WDS 12291+3123 (HD 108693) : VIRTUAL EYEPIECE
 
 

12291+3123 STT 251A mag 8.35 Sp G0 12291+3123 STT 251B sep 0.6 P.A. 50.40 mag 9.27 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.

Radius:
Components only
 
 
WDS 12291+3123 (HD 108693) : ALADIN DSS IMAGE @ 12h 29m 07.72s +31° 23' 25.4"
 
 
 
 
WDS 12291+3123 STT 251 (HD 108693) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


12291+3123  STT 251 distance=0' 12280+3114  LDS4211 distance=18' 12276+3124  LDS4209 distance=20' 12279+3110  LDS1310 distance=21' 12283+3143  LDS4214 distance=22' 12309+3119  SKF2707AB distance=24' 12309+3119  SKF2707AC distance=24' 12310+3125  MET  60 distance=25' 12280+3058  LDS3044 distance=30' 12313+3108  LDS3048 distance=32' 12288+3155  COU 965 distance=33' 12322+3148  LDS4224 distance=47' 12254+3129  SKF1477 distance=48' 12302+3211  LDS4221 distance=49' 12316+3201  COU 966 distance=50' 12278+3212  SLW 726 distance=52' 12324+3051  LDS3049 distance=55' 12248+3119  TDS8370 distance=57' 12247+3146  CVR 654 distance=61' 12298+3022  LDS4219 distance=63' 12334+3202  STF1653 distance=67' 12290+3006  CVR1439 distance=78' 12351+3104  LDS1325AB distance=80' 12285+2957  LDS4215 distance=87' 12285+2953  ES  436 distance=92' 12365+3135  SKF2709 distance=96' 12364+3146  LDS3052 distance=96' 12344+3015  LEP 134 distance=98' 12212+3118  SKF1119 distance=103' 12215+3038  GIC 106 distance=109' 12359+3018  SDK 101 distance=109' 12205+3109  SEI 531 distance=111' 12295+2931  BU 1324AB distance=113' 12295+2931  BU 1324AC distance=113' 12295+2931  BU 1324BC distance=113' 12279+2931  SKF 489 distance=114' 12201+3121  SEI 530 distance=116' 12232+3257  HDS1744 distance=120' 12366+3012  LDS4235 distance=121' 12366+3001  BFR   8 distance=128' 12191+3118  DAM1444 distance=129' 12327+2922  LDS4226AB distance=131' 12327+2922  LDS4226Aa,Ab distance=131' 12191+3151  RAO 274AB distance=131' 12191+3151  LDT   5Aa,Ab distance=131' 12331+2921  LDS4228 distance=133' 12193+3209  SLW 707 distance=134' 12370+2953  LDS4238 distance=137' 12220+3309  UC 2324 distance=139' 12351+3320  CVR1449 distance=140' 12375+2953  NSN  52 distance=141' 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 12291+3123 STT 251 55 0.7
Show 12280+3114 LDS4211 87 129.6 18
Show 12276+3124 LDS4209 359 11.6 20
Show 12279+3110 LDS1310 274 45.4 21
Show 12283+3143 LDS4214 219 17.9 22
Show 12309+3119 SKF2707 AB 95 1.8 24
Show 12309+3119 SKF2707 AC 110 86.9 24
Show 12310+3125 MET 60 342 2.1 25
Show 12280+3058 LDS3044 10 2.0 30
Show 12313+3108 LDS3048 1 2.9 32
Show 12288+3155 COU 965 249 1.0 33
Show 12322+3148 LDS4224 310 10.4 47
Show 12254+3129 SKF1477 158 6.9 48
Show 12302+3211 LDS4221 102 93.0 49
Show 12316+3201 COU 966 28 0.3 50
Show 12278+3212 SLW 726 130 88.3 52
Show 12324+3051 LDS3049 120 18.0 55
Show 12248+3119 TDS8370 128 3.7 57
Show 12247+3146 CVR 654 271 17.4 61
Show 12298+3022 LDS4219 336 82.5 63
Show 12334+3202 STF1653 343 8.0 67
Show 12290+3006 CVR1439 131 3.7 78
Show 12351+3104 LDS1325 AB 135 144.6 80
Show 12285+2957 LDS4215 247 101.2 87
Show 12285+2953 ES 436 136 2.0 92
Show 12365+3135 SKF2709 340 6.1 96
Show 12364+3146 LDS3052 183 14.2 96
Show 12344+3015 LEP 134 241 5.2 98
Show 12212+3118 SKF1119 256 76.2 103
Show 12215+3038 GIC 106 119 4.5 109
Show 12359+3018 SDK 101 212 3.8 109
Show 12205+3109 SEI 531 28 30.5 111
Show 12295+2931 BU 1324 AB 224 2.4 113
Show 12295+2931 BU 1324 AC 181 75.8 113
Show 12295+2931 BU 1324 BC 180 74.2 113
Show 12279+2931 SKF 489 48 4.3 114
Show 12201+3121 SEI 530 134 27.7 116
Show 12232+3257 HDS1744 275 0.2 120
Show 12366+3012 LDS4235 36 21.3 121
Show 12366+3001 BFR 8 89 12.2 128
Show 12191+3118 DAM1444 318 3.8 129
Show 12327+2922 LDS4226 AB 275 31.8 131
Show 12327+2922 LDS4226 Aa,Ab 243 2.8 131
Show 12191+3151 RAO 274 AB 219 1.7 131
Show 12191+3151 LDT 5 Aa,Ab 299 0.1 131
Show 12331+2921 LDS4228 303 3.9 133
Show 12193+3209 SLW 707 87 172.6 134
Show 12370+2953 LDS4238 207 32.7 137
Show 12220+3309 UC 2324 157 48.6 139
Show 12351+3320 CVR1449 349 4.6 140
Show 12375+2953 NSN 52 263 9.5 141

 
 
WDS 12291+3123 : COMPONENTS
 
 
  A
B pa=50.4°
sep=0.61"
 
 
12291+3123 A
 
 
Componente originario normalizzato AB Name HD 108693 Coord arcsec 2000 122907.72+312325.4 Mag 8.35
Spectral class G0 (yellow) PmRA 148.00 PmDE -41.0 SAO 63020
HIP 60920 Tycho2 2528-00473-1 HD 108693 ADS 8569
BD BD+32 2250
Tycho2
Tycho2 2528-00473-1 Pflag RAmdeg 187.28222249 DEmdeg 31.39041120
PmRA 147.6 PmDE -41.4 E RAmdeg 6 E DEmdeg 7
E pmRA 1.1 E pmDE 1.2 EpRAm 1991.17 EpDEm 1990.97
Num 11 Q RAmdeg 1.0 Q DEmdeg 1.0 Q pmRA 1.1
Q pmDE 1.0 BTmag 8.744 E BTmag 0.019 VTmag 8.068
E VTmag 0.013 Prox 999 TYC T HIP 60920
CCDM AB RAdeg 187.28182611 DEdeg 31.39050639 EpRA 1990 1.76
EpDE 1990 1.68 E RAdeg 6.4 E DEdeg 7.1 Posflg P
Corr 0.0
SAO
SAO 63020 DelFlag RA1950 PmRA1950 0.011
DE1950 PmDE1950 -0.047 Vmag 7.9 SpType G0
Double code Source 6 CatNum 1148 DM BD+32 2250
DMcomp BDsup HD 108693 M HD 0
GC RA1950rad 3.25782934 DE1950rad 0.55269822 PmRA2000 0.0111
PmDE2000 -0.042
Hipparcos
Catalog H HIP 60920 Proxy H RAhms 12 29 07.62
DEdms +31 23 25.8 Vmag 7.91 VarFlag R Vmag H
RAdeg 187.282 DEdeg 31.3905 AstroRef A Plx 4.22
CCDM 12291+3123 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 55 Rho 0.67 HD 108693 BD BD+32 2250
CD CP Dm number +32 2250 VIred 0.69
SpType G0 R SpType Coord arcsec 2000 122907.62+312325.8
Hipparcos 2
HIP 60920 Sn 15 So 3 Nc 2
RArad 3.2686834305 DErad 0.5478674886 Plx 5.76 PmRA 146.75
PmDE -44.7 E RArad 1.36 E DErad 0.87 E Plx 1.46
E pmRA 1.68 E pmDE 0.97 Hpmag 8.0437 E Hpmag 0.0018
SHp 0.013 VA 0 BV 0.627 E BV 0.003
VI 0.69
CCDM
Ccdm 12291+3123 RComp Comp A Note1
Note2 Discov num DRAs 1.70 DDEs 25.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.3 Sp G0 PmNote *
PmRA 140 PmDE -52 Dm number +32 2250 Cat1 BD
Name2 +31 1148 Cat2 AGK2/3 HD 108693 M HD
ADS BDS A 8569 M ADS BDS N IDS IDS 12242N3157A
HIC 60920
 
 
12291+3123 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 122907.76+312325.8 Mag 9.27 PmRA 148.00
PmDE -41.0 Calc delta mag 0.92 Calc coord yes
CCDM
Ccdm 12291+3123 RComp Comp B Note1 *
Note2 Discov num STT 251 DRAs DDEs
R dRAs Year 1844 Theta Rho
Obs 33 Vmag 10.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 8569 M ADS BDS N N IDS IDS 12242N3157B
HIC 60920