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Doubles in session


Current system
18501-1317
SRT 1
HD 174226


Nearby doubles
58' : 18489-1412
NSN 137

64' : 18542-1338
A 1891

65' : 18540-1347
A 1890AB

67' : 18511-1421
RST4602

69' : 18457-1340
HO 438

70' : 18454-1326
J 2228

70' : 18536-1230
RST4023

72' : 18469-1222
BRT2757

73' : 18467-1226
J 2146

82' : 18515-1434
J 2154

82' : 18513-1435
J 2152

84' : 18444-1328
J 2227

84' : 18480-1435
CRC 31

84' : 18524-1158
J 2928

85' : 18444-1330
GWP2797

85' : 18513-1438
J 2153

87' : 18468-1428
RST4596

87' : 18514-1441
RST4604

87' : 18527-1157
J 2929AB

88' : 18442-1328
J 2226

88' : 18508-1446
J 2237

88' : 18441-1328
J 2225

91' : 18450-1409
JNN 323

92' : 18453-1416
RST4019

105' : 18505-1501
J 529

110' : 18536-1454
J 1660



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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

18501-1317 SRT 1 (HD 174226)

 
 
18h 50m 04.36s -13° 16' 30.2" P.A. 251.00 sep 29.0 mag 9.01,9.52 Sp G5V+G7V
 
 
Coord 2000 18501-1317 Discov num SRT   1 Comp Coord arcsec 2000 18 50 04.36 -13 16 30.2
Date first 1906 Date last 2016 Obs 23
Pa first 251 Pa last 251.1 P.A. Now (θ) 251.1°
Sep first 29.0 Sep last 28.953 Sep. Now (ρ) 28.953"
Mag pri 9.01 Mag sec 9.52 delta mag (ΔM) 0.51 Spectral class G5V+G7V (yellow/yellow)
Pri motion ra +041 Sec motion ra +040
Pri motion dec -155 Sec motion dec -154
Notes T (Parallax indicates physical)
rPM=0.009 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 174226 Constellation Scutum SAO 161887 Tycho2 5705-00507-1
Gaia DR2 4105219081179278720 HD 174226 DM BD-13 5115
 
 
WDS 18501-1317 SRT 1 (HD 174226) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Srt2005 Pa w Shuart, R. 2005JDSO....1...33S
Srt2005 +Ht JDSO 1, 33, 2005
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18501-1317 SRT 1 1998 10 251 28.9 9.01 9.52 G5V+G0 D 185004.36-131630.2
18501-1317 SRT 1 2008 11 251 29.1 9.01 9.52 G5V+G0 D 185004.36-131630.2
18501-1317 SRT 1 2010 16 251 29.0 9.01 9.52 G5V+G0 185004.36-131630.2
18501-1317 SRT 1 2015 17 251 29.0 9.01 9.52 G5V+G0 W 185004.36-131630.2
18501-1317 SRT 1 2016 23 251 29.0 9.01 9.52 G5V+G7V T 185004.36-131630.2

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

 
 
WDS 18501-1317 SRT 1 (HD 174226) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18501-1317 SRT 1 (HD 174226) : MEASURES
 
 
No records found.

 
 
WDS 18501-1317 (HD 174226) : VIRTUAL EYEPIECE
 
 

18501-1317 SRT 1A mag 9.01 Sp G5V 18501-1317 SRT 1B sep 28.3 P.A. 250.60 mag 9.52 Sp G7V virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18501-1317 (HD 174226) : ALADIN DSS IMAGE @ 18h 50m 04.36s -13° 16' 30.2"
 
 
 
 
WDS 18501-1317 SRT 1 (HD 174226) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18501-1317 SRT 1 distance=0' 18489-1412 NSN 137 distance=58' 18542-1338 A 1891 distance=64' 18540-1347 A 1890AB distance=65' 18540-1347 A 1890AC distance=65' 18511-1421 RST4602 distance=67' 18457-1340 HO 438 distance=69' 18454-1326 J 2228 distance=70' 18536-1230 RST4023 distance=70' 18469-1222 BRT2757 distance=72' 18467-1226 J 2146 distance=73' 18515-1434 J 2154 distance=82' 18513-1435 J 2152 distance=82' 18444-1328 J 2227 distance=84' 18480-1435 CRC 31 distance=84' 18524-1158 J 2928 distance=84' 18444-1330 GWP2797 distance=85' 18513-1438 J 2153 distance=85' 18468-1428 RST4596 distance=87' 18527-1157 J 2929BC distance=87' 18514-1441 RST4604 distance=87' 18527-1157 J 2929AB distance=87' 18442-1328 J 2226 distance=88' 18508-1446 J 2237 distance=88' 18441-1328 J 2225 distance=88' 18450-1409 JNN 323 distance=91' 18453-1416 RST4019 distance=92' 18505-1501 J 529 distance=105' 18536-1454 J 1660 distance=110' 18502-1123 J 2151 distance=116' 18517-1511 TDT1092 distance=117' 18580-1336 RST4026 distance=117' 18443-1443 LEO 21AB distance=121' 18443-1443 LEO 21AC distance=121' 18443-1443 J 2144AD distance=121' 18532-1121 A 1889A,BC distance=125' 18532-1121 A 1889BC distance=126' 18583-1354 LEO 23 distance=126' 18472-1113 HDS2664 distance=131' 18571-1153 RST4025 distance=132' 18453-1509 BRT 594 distance=133' 18452-1125 TDT1034 distance=133' 18497-1059 J 2925 distance=134' 18498-1057 J 2926 distance=136' 18408-1320 HDS2646 distance=136' 18568-1451 HJ 5503 distance=137' 18424-1435 HU 249 distance=138' 18493-1058 HO 439 distance=139' 18490-1059 J 2531 distance=139' 18594-1250 KUI 89 distance=139' 18499-1057 DAM 122 distance=140' 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 18501-1317 SRT 1 251 29.0
Show 18489-1412 NSN 137 90 8.3 58
Show 18542-1338 A 1891 256 0.4 64
Show 18540-1347 A 1890 AB 178 3.3 65
Show 18540-1347 A 1890 AC 247 21.4 65
Show 18511-1421 RST4602 219 2.6 67
Show 18457-1340 HO 438 71 2.7 69
Show 18454-1326 J 2228 223 9.7 70
Show 18536-1230 RST4023 24 0.6 70
Show 18469-1222 BRT2757 131 3.7 72
Show 18467-1226 J 2146 151 8.7 73
Show 18515-1434 J 2154 353 9.0 82
Show 18513-1435 J 2152 238 7.3 82
Show 18444-1328 J 2227 225 5.3 84
Show 18480-1435 CRC 31 234 7.6 84
Show 18524-1158 J 2928 18 5.5 84
Show 18444-1330 GWP2797 169 67.8 85
Show 18513-1438 J 2153 352 5.4 85
Show 18468-1428 RST4596 153 5.8 87
Show 18527-1157 J 2929 BC 148 7.1 87
Show 18514-1441 RST4604 87 0.7 87
Show 18527-1157 J 2929 AB 276 68.9 87
Show 18442-1328 J 2226 325 4.7 88
Show 18508-1446 J 2237 233 4.9 88
Show 18441-1328 J 2225 62 6.1 88
Show 18450-1409 JNN 323 124 3.2 91
Show 18453-1416 RST4019 81 0.5 92
Show 18505-1501 J 529 353 7.5 105
Show 18536-1454 J 1660 324 5.9 110
Show 18502-1123 J 2151 122 5.9 116
Show 18517-1511 TDT1092 138 0.4 117
Show 18580-1336 RST4026 231 2.3 117
Show 18443-1443 LEO 21 AB 15 4.2 121
Show 18443-1443 LEO 21 AC 281 34.1 121
Show 18443-1443 J 2144 AD 23 17.5 121
Show 18532-1121 A 1889 A,BC 32 61.5 125
Show 18532-1121 A 1889 BC 119 0.8 126
Show 18583-1354 LEO 23 211 4.8 126
Show 18472-1113 HDS2664 38 6.8 131
Show 18571-1153 RST4025 276 1.2 132
Show 18453-1509 BRT 594 110 2.2 133
Show 18452-1125 TDT1034 20 1.7 133
Show 18497-1059 J 2925 325 7.4 134
Show 18498-1057 J 2926 178 5.1 136
Show 18408-1320 HDS2646 166 0.1 136
Show 18568-1451 HJ 5503 79 37.7 137
Show 18424-1435 HU 249 225 3.2 138
Show 18493-1058 HO 439 157 3.5 139
Show 18490-1059 J 2531 59 3.2 139
Show 18594-1250 KUI 89 173 0.3 139
Show 18499-1057 DAM 122 303 8.6 140

 
 
WDS 18501-1317 : COMPONENTS
 
 
  A
B pa=250.6°
sep=28.26"
 
 
18501-1317 A
 
 
Componente originario normalizzato AB Name HD 174226 Coord arcsec 2000 185004.36-131630.2 Mag 9.01
Spectral class G5V (yellow) PmRA 41.00 PmDE -155.0 SAO 161887
Tycho2 5705-00507-1 HD 174226 DM BD-13 5115
Tycho2
Tycho2 5705-00507-1 Pflag RAmdeg 282.51817054 DEmdeg -13.27505567
PmRA 41.2 PmDE -155.1 E RAmdeg 11 E DEmdeg 13
E pmRA 1.2 E pmDE 1.3 EpRAm 1989.81 EpDEm 1989.52
Num 8 Q RAmdeg 1.0 Q DEmdeg 1.0 Q pmRA 1.2
Q pmDE 1.0 BTmag 9.649 E BTmag 0.024 VTmag 9.013
E VTmag 0.020 Prox 290 TYC T HIP
CCDM RAdeg 282.51807389 DEdeg -13.27469278 EpRA 1990 1.70
EpDE 1990 1.59 E RAdeg 10.7 E DEdeg 14.2 Posflg
Corr 0.1
SAO
SAO 161887 DelFlag RA1950 PmRA1950 0.0029
DE1950 PmDE1950 -0.153 Vmag 8.7 SpType G0
Double code Source 20 CatNum 6467 DM BD-13 5115
DMcomp BDsup HD 174226 M HD 0
GC RA1950rad 4.91855784 DE1950rad -0.23268025 PmRA2000 0.0032
PmDE2000 -0.152
 
 
18501-1317 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 185002.53-131639.6 Mag 9.52 Spectral class G7V (yellow)
PmRA 40.00 PmDE -154.0 Tycho2 5705-00286-1 Calc delta mag 0.51
Calc coord yes
Tycho2
Tycho2 5705-00286-1 Pflag RAmdeg 282.51035019 DEmdeg -13.27764616
PmRA 40.6 PmDE -152.6 E RAmdeg 15 E DEmdeg 19
E pmRA 1.3 E pmDE 1.4 EpRAm 1987.50 EpDEm 1986.67
Num 8 Q RAmdeg 0.8 Q DEmdeg 1.1 Q pmRA 0.8
Q pmDE 1.0 BTmag 10.272 E BTmag 0.034 VTmag 9.517
E VTmag 0.027 Prox 290 TYC T HIP
CCDM RAdeg 282.51025194 DEdeg -13.27728389 EpRA 1990 1.69
EpDE 1990 1.57 E RAdeg 16.7 E DEdeg 22.2 Posflg
Corr 0.1