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Doubles in session


Current system
00095+1907
COU 247
HD 489


Nearby doubles
22' : 00085+1849
LDS3126AB

29' : 00084+1843
COU 246AB

44' : 00115+1940
COU 248AB

47' : 00062+1900
DAM 275

49' : 00063+1847
TDS1291

56' : 00118+1952
HJ 1943AB

67' : 00137+1838
A 2201AB

69' : 00139+1938
J 216

73' : 00063+2002
J 1320AB

73' : 00045+1851
GWP 9

76' : 00132+2002
UC 336

81' : 00059+1805
STF3060AB

81' : 00151+1907
A 2202

83' : 00037+1851
GWP 7AB

84' : 00083+2029
BOW 3

85' : 00081+2029
AZC 2

85' : 00057+1802
GMC 14

88' : 00074+2029
KU 3

89' : 00036+1934
KPP 549

92' : 00034+1839
GWP 6

93' : 00132+2023
HDS 29

94' : 00057+1750
STF3061

102' : 00026+1841
HDS 2AB

104' : 00089+2050
BEU 1

106' : 00164+1950
LDS 863AB

107' : 00031+2004
TDS1273



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.

00095+1907 COU 247 (HD 489)

 
 
00h 09m 28.15s +19° 06' 56.8" P.A. 213.00 sep 0.3 mag 8.29,9.98 Sp G3V dist. 68.12 pc (222.21 l.y.)
 
 
Coord 2000 00095+1907 Discov num COU 247 Comp Coord arcsec 2000 00 09 28.15 +19 06 56.8
Date first 1967 Date last 2017 Obs 37
Pa first 31 Pa last 213.2 P.A. Now (θ) 213.2°
Sep first 0.4 Sep last 0.32 Sep. Now (ρ) 0.32"
Mag pri 8.29 Mag sec 9.98 delta mag (ΔM) 1.69 Spectral class G3V (yellow)
Pri motion ra +267 Sec motion ra
Pri motion dec +024 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 489 Constellation Pegasus SAO 91742 HIP 768
Tycho2 1181-00051-1 Gaia DR2 2798013314642147968 HD 489 GC 157
BD BD+18 3 Distance 68.12 Distance ly 222.21
 
 
ORBITAL ELEMENTS
 
 
Period (P)159.51y Periastron (T)2005.8y Semi-major axis (a)0.543a
Eccentricity (e)0.309 Inclination (i)137° Longitude of periastron (ω)103.4°
Node (Ω)21.1° Notes ReferenceDoc2012i
Equinox2000 Last observation2010 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 307.7 0.286
2001 301.9 0.281
2002 296.0 0.278
2003 289.9 0.276
2004 283.8 0.276
2005 277.8 0.278
2006 271.9 0.282
2007 266.2 0.287
2008 260.6 0.293
2009 255.4 0.301
2010 250.5 0.310
2011 245.8 0.320
2012 241.4 0.330
2013 237.3 0.341
2014 233.4 0.351
2015 229.8 0.362
2016 226.4 0.373
2017 223.1 0.384
2018 220.1 0.394
2019 217.2 0.404
2020 214.4 0.414
2021 211.7 0.423
2022 209.2 0.432
2023 206.8 0.440
2024 204.4 0.448
2025 202.2 0.455
2026 200.0 0.462
2027 197.8 0.468
2028 195.7 0.474
2029 193.7 0.479
2030 191.7 0.484


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


 
  


wds00095%2B1907b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 00095+1907 COU 247 (HD 489) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Doc2012i orb - Docobo, J.A. & Campo, P. 2012IAUDS.178....1D
Doc2012i Inf. Circ. 178, 1, 2012
 
 
DISCOVERER
 
 
idgroup discov author
1 COU Couteau, P.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00095+1907 COU 247 2003 27 287 0.3 8.29 9.98 G3V OD 000927.98+190656.5
00095+1907 COU 247 2008 28 256 0.3 8.29 9.98 G3V OD 000927.98+190656.5
00095+1907 COU 247 2010 30 250 0.3 8.29 9.98 G3V OD 000927.98+190656.5
00095+1907 COU 247 2017 32 213 0.3 8.29 9.98 G3V O 000928.15+190656.8

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

 
 
WDS 00095+1907 COU 247 (HD 489) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 00095+1907 COU 247 (HD 489) : MEASURES
 
 
No records found.

 
 
WDS 00095+1907 (HD 489) : VIRTUAL EYEPIECE
 
 

00095+1907 COU 247A mag 8.29 Sp G3V 00095+1907 COU 247B sep 0.3 P.A. 211.70 mag 9.98 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 00095+1907 (HD 489) : ALADIN DSS IMAGE @ 00h 09m 28.15s +19° 06' 56.8"
 
 
 
 
WDS 00095+1907 COU 247 (HD 489) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

00095+1907 COU 247 distance=0' 00085+1849 LDS3126AB distance=22' 00085+1849 LDS3126Aa,Ab distance=22' 00084+1843 COU 246AB distance=29' 00084+1843 COU 246Aa,Ab distance=29' 00115+1940 COU 248AB distance=44' 00062+1900 DAM 275 distance=47' 00063+1847 TDS1291 distance=49' 00118+1952 HJ 1943AB distance=56' 00118+1952 HJ 1943AC distance=56' 00118+1952 HJ 1943AD distance=56' 00137+1838 A 2201AB distance=67' 00137+1838 STE 3AB,C distance=67' 00139+1938 J 216 distance=69' 00063+2002 J 1320AB distance=73' 00063+2002 DAM1267AC distance=73' 00045+1851 GWP 9 distance=73' 00132+2002 UC 336 distance=76' 00059+1805 STF3060AB distance=81' 00059+1805 STF3060AC distance=81' 00059+1805 LEP 1AD distance=81' 00059+1805 LEP 1AE distance=81' 00151+1907 A 2202 distance=81' 00037+1851 GWP 7AB distance=83' 00083+2029 BOW 3 distance=84' 00081+2029 AZC 2 distance=85' 00057+1802 GMC 14 distance=85' 00074+2029 KU 3 distance=88' 00036+1934 KPP 549 distance=89' 00034+1839 GWP 6 distance=92' 00132+2023 HDS 29 distance=93' 00057+1750 STF3061 distance=94' 00162+1903 J 217Ba,Bb distance=94' 00026+1841 HDS 2Aa,Ab distance=102' 00026+1841 SHY 378AC distance=102' 00026+1841 HDS 2AB distance=102' 00089+2050 BEU 1 distance=104' 00164+1950 LDS 863AB distance=106' 00164+1950 LMP 1AC distance=106' 00164+1950 TSN 120Aa,Ab distance=106' 00031+2004 TDS1273 distance=107' 00171+1857 GRV 19 distance=110' 00153+1753 LDS3145 distance=111' 00105+1716 ALP 1 distance=113' 00174+1852 HDS 39 distance=114' 00122+1720 J 182 distance=114' 00073+2058 HDS 12 distance=116' 00169+2004 CRC 43 distance=121' 00109+1705 GWP 24 distance=124' 00011+1952 CBL 556 distance=127' 00189+1946 J 218 distance=139' 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 00095+1907 COU 247 213 0.3
Show 00085+1849 LDS3126 AB 109 11.5 22
Show 00085+1849 LDS3126 Aa,Ab 346 0.9 22
Show 00084+1843 COU 246 AB 252 1.6 29
Show 00084+1843 COU 246 Aa,Ab 195 0.2 29
Show 00115+1940 COU 248 AB 319 2.0 44
Show 00062+1900 DAM 275 322 9.4 47
Show 00063+1847 TDS1291 82 2.9 49
Show 00118+1952 HJ 1943 AB 237 12.2 56
Show 00118+1952 HJ 1943 AC 48 15.3 56
Show 00118+1952 HJ 1943 AD 248 55.6 56
Show 00137+1838 A 2201 AB 199 1.2 67
Show 00137+1838 STE 3 AB,C 144 21.5 67
Show 00139+1938 J 216 165 3.7 69
Show 00063+2002 J 1320 AB 329 4.4 73
Show 00063+2002 DAM1267 AC 99 26.0 73
Show 00045+1851 GWP 9 346 7.4 73
Show 00132+2002 UC 336 106 19.8 76
Show 00059+1805 STF3060 AB 136 3.4 81
Show 00059+1805 STF3060 AC 273 65.1 81
Show 00059+1805 LEP 1 AD 359 572.9 81
Show 00059+1805 LEP 1 AE 267 999.9 81
Show 00151+1907 A 2202 154 0.6 81
Show 00037+1851 GWP 7 AB 176 6.0 83
Show 00083+2029 BOW 3 48 3.3 84
Show 00081+2029 AZC 2 147 25.8 85
Show 00057+1802 GMC 14 138 4.1 85
Show 00074+2029 KU 3 75 0.9 88
Show 00036+1934 KPP 549 331 5.2 89
Show 00034+1839 GWP 6 140 7.3 92
Show 00132+2023 HDS 29 165 0.8 93
Show 00057+1750 STF3061 149 8.0 94
Show 00162+1903 J 217 Ba,Bb 183 1.7 94
Show 00026+1841 HDS 2 Aa,Ab 217 0.1 102
Show 00026+1841 SHY 378 AC 3 549.9 102
Show 00026+1841 HDS 2 AB 151 2.1 102
Show 00089+2050 BEU 1 43 0.1 104
Show 00164+1950 LDS 863 AB 58 25.2 106
Show 00164+1950 LMP 1 AC 336 9.6 106
Show 00164+1950 TSN 120 Aa,Ab 45 0.0 106
Show 00031+2004 TDS1273 71 0.8 107
Show 00171+1857 GRV 19 4 14.2 110
Show 00153+1753 LDS3145 273 25.2 111
Show 00105+1716 ALP 1 314 17.8 113
Show 00174+1852 HDS 39 248 1.6 114
Show 00122+1720 J 182 37 4.4 114
Show 00073+2058 HDS 12 5 2.3 116
Show 00169+2004 CRC 43 106 1.1 121
Show 00109+1705 GWP 24 98 13.7 124
Show 00011+1952 CBL 556 158 8.5 127
Show 00189+1946 J 218 3 4.5 139

 
 
WDS 00095+1907 : COMPONENTS
 
 
  A
B pa=211.7°
sep=0.31"
 
 
00095+1907 A
 
 
Componente originario normalizzato AB Name HD 489 Coord arcsec 2000 000928.15+190656.8 Mag 8.29
Spectral class G3V (yellow) PmRA 267.00 PmDE 24.0 SAO 91742
HIP 768 Tycho2 1181-00051-1 HD 489 GC 157
BD BD+18 3
Tycho2
Tycho2 1181-00051-1 Pflag RAmdeg 2.36728278 DEmdeg 19.11578523
PmRA 268.9 PmDE 28.9 E RAmdeg 6 E DEmdeg 7
E pmRA 0.9 E pmDE 0.9 EpRAm 1990.80 EpDEm 1990.36
Num 17 Q RAmdeg 1.5 Q DEmdeg 1.3 Q pmRA 1.4
Q pmDE 1.2 BTmag 8.772 E BTmag 0.018 VTmag 8.029
E VTmag 0.012 Prox 999 TYC T HIP 768
CCDM AB RAdeg 2.36663167 DEdeg 19.11571722 EpRA 1990 1.75
EpDE 1990 1.48 E RAdeg 5.5 E DEdeg 6.7 Posflg P
Corr -0.2
SAO
SAO 91742 DelFlag RA1950 PmRA1950 0.0185
DE1950 PmDE1950 0.027 Vmag 7.8 SpType G5
Double code Source 70 CatNum 157 DM BD+18 3
DMcomp BDsup HD 489 M HD 0
GC 157 RA1950rad 0.03000493 DE1950rad 0.32877053 PmRA2000 0.0185
PmDE2000 0.023
Hipparcos
Catalog H HIP 768 Proxy H RAhms 00 09 27.98
DEdms +19 06 56.5 Vmag 7.94 VarFlag R Vmag G
RAdeg 2.36659 DEdeg 19.1157 AstroRef A Plx 13.8
CCDM 00095+1907 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 347 Rho 0.374 HD 489 BD BD+18 3
CD CP Dm number +18 3 VIred 0.72
SpType G3V R SpType Coord arcsec 2000 000927.98+190656.5
Hipparcos 2
HIP 768 Sn 15 So 3 Nc 2
RArad 0.0413048223 DErad 0.3336318946 Plx 14.68 PmRA 275.86
PmDE 38.14 E RArad 0.71 E DErad 0.46 E Plx 0.85
E pmRA 0.86 E pmDE 0.52 Hpmag 8.0805 E Hpmag 0.001
SHp 0.014 VA 0 BV 0.66 E BV 0.015
VI 0.72
CCDM
Ccdm 00095+1907 RComp Comp A Note1
Note2 Discov num DRAs -1.88 DDEs -3.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.0 Sp G5 PmNote *
PmRA 266 PmDE 26 Dm number +18 3 Cat1 BD
Name2 +18 6 Cat2 AGK2/3 HD 489 M HD
ADS BDS M ADS BDS N IDS IDS 00043N1834A
HIC 768
 
 
00095+1907 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 000928.14+190656.5 Mag 9.98 Calc delta mag 1.69
Calc coord yes
CCDM
Ccdm 00095+1907 RComp Comp B Note1
Note2 Discov num COU 247 DRAs DDEs
R dRAs Year 1967 Theta 31 Rho 0.5
Obs 2 Vmag 9.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 00043N1834B
HIC 768