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Doubles in session


Current system
23409+2022
HO 303 AC


Nearby doubles
18' : 23420+2018
STT 503AB

22' : 23415+2002
UC 5005

38' : 23403+1945
HO 302AB

39' : 23386+1959
COU 342

48' : 23389+2101
LDS5108AB

56' : 23369+2016
HJ 988

58' : 23405+1924
LDS5111

59' : 23393+2116
COU 33

66' : 23455+2025
STT 505

67' : 23361+2027
TDT4118

68' : 23425+2125
COU 244

75' : 23452+2106
LDS5118

76' : 23390+1911
GWP3338

76' : 23453+2102
GRV 690

79' : 23378+2128
CLZ 93

81' : 23371+2123
SLN 99

83' : 23459+1941
GRV 691

83' : 23371+1918
J 625

89' : 23443+2136
BWL 60

94' : 23419+2154
WIS 391

94' : 23440+1859
KPP2435

98' : 23438+1854
CVR1008

99' : 23439+1853
CVR1009

101' : 23374+1854
TDS1218

102' : 23363+1902
BRT2516

105' : 23425+1840
STT 504



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

23409+2022 HO 303 AC

 
 
23h 40m 51.44s +20° 21' 57.2" P.A. 351.00 sep 128.1 mag 8.50,13.30 Sp K4.7V dist. 26.02 pc (84.88 l.y.)
 
 
Coord 2000 23409+2022 Discov num HO  303 Comp AC Coord arcsec 2000 23 40 51.44 +20 21 57.2
Date first 1912 Date last 2001 Obs 3
Pa first 3 Pa last 351.4 P.A. Now (θ) 351.4°
Sep first 101.9 Sep last 128.14 Sep. Now (ρ) 128.14"
Mag pri 8.50 Mag sec 13.30 delta mag (ΔM) 4.8 Spectral class K4.7V (yellow-orange)
Pri motion ra +221 Sec motion ra +003
Pri motion dec +064 Sec motion dec -001
Notes N (See Notes)
rPM=0.989
This double is not physical.
 
 
23409+2022 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 222474 91418 23 40 51 +20 21 57 HO 303 AB 2021 32 187 1.0 8.50 10.81 2.31 Y
Show 91418 23 40 51 +20 21 57 HO 303 AC 2001 3 351 128.1 8.50 13.30 4.80 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Pegasus SAO 91418 HIP 116838 Tycho2 1727-01132-1
Gaia DR2 2826159850241446784 HD 222474 GL Gl 904.1A BD BD+19 5135
Distance 26.02 Distance ly 84.88
 
 
WDS 23409+2022 HO 303 AC : NOTES
 
 
discov_num notes refcode
HO 303 Hough notes that STT 503 follows 1m13s and 3' S. Ho_1890
AC: The C component measured by Burnham may be one of two stars in the Bu_1913
field. However, neither is in very good agreement with his measure,
even after accounting for changes due to proper motion.
 
 
REFERENCES
 
 
refcode metd author reference
Bu_1913 Ma j Burnham, S.W. 1913QB811.B8.......
Bu_1913 +Pa Carnegie Inst. Wash. #168, 1913
Bu_1913 +T
Ho_1890 Ma j Hough, G.W. 1890AN....125....1H
Ho_1890 AN 125, 1, 1890
 
 
DISCOVERER
 
 
idgroup discov author
1 HO Hough, G.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
23409+2022 HO 303 AC 1912 1 3 101.9 8.50 11.70 K2 N 234051.31+202156.6
23409+2022 HO 303 AC 2000 2 352 128.2 8.50 13.30 K2 N 234051.44+202157.2
23409+2022 HO 303 AC 2001 4 351 128.1 8.50 13.30 K2 N 234051.44+202157.2

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

 
 
WDS 23409+2022 HO 303 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 23409+2022 HO 303 AC : MEASURES
 
 
No records found.

 
 
WDS 23409+2022 : VIRTUAL EYEPIECE
 
 

23409+2022 HO 303A mag 8.5 Sp K4.7V 23409+2022 HO 303B sep 1.0 P.A. 186.20 mag 10.81 Sp M1V 23409+2022 HO 303C sep 128.0 P.A. 351.90 mag 13.3 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 23409+2022 : ALADIN DSS IMAGE @ 23h 40m 51.44s +20° 21' 57.2"
 
 
 
 
WDS 23409+2022 HO 303 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

23409+2022 HO 303AC distance=0' 23420+2018 STT 503AB distance=18' 23420+2018 STT 503AC distance=18' 23415+2002 UC 5005 distance=22' 23403+1945 HO 302BC distance=37' 23403+1945 HO 302AB distance=38' 23386+1959 COU 342 distance=39' 23389+2101 LDS5108AB distance=48' 23389+2101 LDS5108AC distance=48' 23369+2016 HJ 988 distance=56' 23405+1924 LDS5111 distance=58' 23393+2116 COU 33 distance=59' 23455+2025 STT 505 distance=66' 23361+2027 TDT4118 distance=67' 23425+2125 COU 244 distance=68' 23452+2106 LDS5118 distance=75' 23390+1911 GWP3338 distance=76' 23453+2102 GRV 690 distance=76' 23378+2128 CLZ 93 distance=79' 23371+2123 SLN 99 distance=81' 23459+1941 GRV 691 distance=83' 23371+1918 J 625 distance=83' 23443+2136 BWL 60 distance=89' 23419+2154 WIS 391 distance=94' 23440+1859 KPP2435 distance=94' 23438+1854 CVR1008 distance=98' 23439+1853 CVR1009 distance=99' 23374+1854 TDS1218 distance=101' 23363+1902 BRT2516 distance=102' 23425+1840 STT 504 distance=105' 23337+1944 CVR 998 distance=108' 23365+2153 BAR 63 distance=110' 23486+2038 BRT2517 distance=110' 23347+1914 COU 341 distance=111' 23439+1838 TDT4165 distance=113' 23417+2226 HJ 991AB distance=125' 23417+2226 FOX 275AC distance=125' 23379+1824 KUI 117AB distance=125' 23379+1824 DRS 31Aa,Ab distance=125' 23318+2016 UC 4975 distance=128' 23322+1942 COU 340 distance=129' 23353+1839 LDS5103 distance=129' 23317+1956 WIR 1AB distance=130' 23317+1956 LMP 24AC distance=130' 23317+1956 LMP 24AD distance=130' 23459+1830 KU 141 distance=134' 23361+1827 YSC 229 distance=134' 23491+1915 COU 343AB distance=134' 23502+1940 COU 344 distance=138' 23422+1800 COU 71 distance=143' 23494+1859 SKF1023 distance=147' 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 23409+2022 HO 303 AB 187 1.0
Show 23409+2022 HO 303 AC 351 128.1
Show 23420+2018 STT 503 AB 134 1.0 18
Show 23420+2018 STT 503 AC 239 30.1 18
Show 23415+2002 UC 5005 4 4.0 22
Show 23403+1945 HO 302 BC 72 7.7 37
Show 23403+1945 HO 302 AB 29 79.9 38
Show 23386+1959 COU 342 31 0.9 39
Show 23389+2101 LDS5108 AB 111 9.5 48
Show 23389+2101 LDS5108 AC 137 14.8 48
Show 23369+2016 HJ 988 241 9.1 56
Show 23405+1924 LDS5111 133 277.6 58
Show 23393+2116 COU 33 326 5.4 59
Show 23455+2025 STT 505 60 2.4 66
Show 23361+2027 TDT4118 3 0.6 67
Show 23425+2125 COU 244 259 2.5 68
Show 23452+2106 LDS5118 210 22.7 75
Show 23390+1911 GWP3338 82 13.9 76
Show 23453+2102 GRV 690 246 33.0 76
Show 23378+2128 CLZ 93 4 19.6 79
Show 23371+2123 SLN 99 100 14.1 81
Show 23459+1941 GRV 691 182 40.6 83
Show 23371+1918 J 625 257 2.9 83
Show 23443+2136 BWL 60 138 3.5 89
Show 23419+2154 WIS 391 222 275.4 94
Show 23440+1859 KPP2435 120 21.3 94
Show 23438+1854 CVR1008 316 11.7 98
Show 23439+1853 CVR1009 240 8.7 99
Show 23374+1854 TDS1218 315 1.5 101
Show 23363+1902 BRT2516 228 4.1 102
Show 23425+1840 STT 504 176 7.7 105
Show 23337+1944 CVR 998 169 22.4 108
Show 23365+2153 BAR 63 252 3.5 110
Show 23486+2038 BRT2517 29 3.5 110
Show 23347+1914 COU 341 119 0.8 111
Show 23439+1838 TDT4165 226 0.4 113
Show 23417+2226 HJ 991 AB 341 16.9 125
Show 23417+2226 FOX 275 AC 223 92.8 125
Show 23379+1824 KUI 117 AB 245 27.5 125
Show 23379+1824 DRS 31 Aa,Ab 169 0.9 125
Show 23318+2016 UC 4975 315 27.5 128
Show 23322+1942 COU 340 55 0.3 129
Show 23353+1839 LDS5103 12 156.6 129
Show 23317+1956 WIR 1 AB 73 5.3 130
Show 23317+1956 LMP 24 AC 13 30.2 130
Show 23317+1956 LMP 24 AD 337 38.1 130
Show 23459+1830 KU 141 195 24.7 134
Show 23361+1827 YSC 229 345 0.0 134
Show 23491+1915 COU 343 AB 115 0.1 134
Show 23502+1940 COU 344 319 0.2 138
Show 23422+1800 COU 71 81 10.9 143

 
 
WDS 23409+2022 : COMPONENTS
 
 
  A B
B pa=186.2°
sep=0.96"
 
C pa=351.9°
sep=127.97"
pa=352.0°
sep=128.90"
 
 
23409+2022 A
 
 
Name HD 222474 Coord arcsec 2000 234051.44+202157.2 Mag 8.5 Spectral class K4.7V (yellow-orange)
PmRA 221.00 PmDE 64.0 SAO 91418 HIP 116838
Tycho2 1727-01132-1 HD 222474 GC 32894 BD BD+19 5135
Tycho2
Tycho2 1727-01132-1 Pflag RAmdeg 355.21435501 DEmdeg 20.36588710
PmRA 220.8 PmDE 64.4 E RAmdeg 7 E DEmdeg 8
E pmRA 0.9 E pmDE 0.9 EpRAm 1990.55 EpDEm 1990.29
Num 13 Q RAmdeg 1.3 Q DEmdeg 1.6 Q pmRA 1.3
Q pmDE 1.7 BTmag 9.757 E BTmag 0.021 VTmag 8.501
E VTmag 0.013 Prox 13 TYC T HIP 116838
CCDM A RAdeg 355.21380222 DEdeg 20.36573722 EpRA 1990 1.54
EpDE 1990 1.57 E RAdeg 7.1 E DEdeg 7.7 Posflg
Corr -0.3
SAO
SAO 91418 DelFlag RA1950 PmRA1950 0.0171
DE1950 PmDE1950 0.092 Vmag 8.6 SpType K2
Double code Source 70 CatNum 32894 DM BD+19 5135
DMcomp BDsup HD 222474 M HD 0
GC 32894 RA1950rad 6.18858427 DE1950rad 0.35060205 PmRA2000 0.0171
PmDE2000 0.087
Hipparcos
Catalog H HIP 116838 Proxy H RAhms 23 40 51.31
DEdms +20 21 56.6 Vmag 8.27 VarFlag R Vmag G
RAdeg 355.214 DEdeg 20.3657 AstroRef A Plx 39.51
CCDM 23409+2022 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 184 Rho 1.309 HD 222474 BD BD+19 5135
CD CP Dm number +19 5135 VIred 1.19
SpType K2 R SpType Coord arcsec 2000 234051.31+202156.6
Hipparcos 2
HIP 116838 Sn 15 So 3 Nc 2
RArad 6.1996499466 DErad 0.3554491035 Plx 38.43 PmRA 222.46
PmDE 59.83 E RArad 0.8 E DErad 0.56 E Plx 0.99
E pmRA 0.79 E pmDE 0.56 Hpmag 8.4104 E Hpmag 0.0011
SHp 0.012 VA 0 BV 1.113 E BV 0.002
VI 1.19
CCDM
Ccdm 23409+2022 RComp Comp A Note1
Note2 Discov num DRAs -2.60 DDEs -3.5
R dRAs 10 Year Theta Rho
Obs 3 Vmag 8.7 Sp K2 PmNote *
PmRA 213 PmDE 60 Dm number +19 5135 Cat1 BD
Name2 +20 2646 Cat2 AGK2/3 HD 222474 M HD
ADS BDS A16923 M ADS BDS N IDS IDS 23358N1949A
HIC 116838
 
 
23409+2022 B
 
 
Coord arcsec 2000 234051.43+202156.2 Mag 10.81 Spectral class M1V (red) PmRA 223.00
PmDE 60.0 Calc delta mag 2.31 Calc coord yes
CCDM
Ccdm 23409+2022 RComp Comp B Note1
Note2 Discov num HO 303 DRAs DDEs
R dRAs Year 1954 Theta 236 Rho 0.7
Obs 6 Vmag 11.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A16923 M ADS BDS N N IDS IDS 23358N1949B
HIC 116838
 
 
23409+2022 C
 
 
Coord arcsec 2000 234050.16+202403.9 Mag 13.3 PmRA 3.00 PmDE -1.0
Calc delta mag 4.8 Calc coord yes
CCDM
Ccdm 23409+2022 RComp Comp C Note1
Note2 Discov num HO 303 DRAs DDEs
R dRAs Year 1912 Theta 003 Rho 101.9
Obs 1 Vmag 11.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A16923 M ADS BDS N IDS IDS 23358N1949C
HIC