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Doubles in session


Current system
15264+4400
STT 296 AB
HD 137805


Nearby doubles
10' : 15265+4351
BU 1449

14' : 15277+4402
KPP3291

18' : 15274+4414
ES 1552

28' : 15282+4339
LDS4556

48' : 15273+4313
LDS4555

52' : 15236+4021
LDS4547

56' : 15238+4448
BVD 240

61' : 15211+4419
ES 625

64' : 15323+4356
CVR1633

66' : 15281+4257
KPP2315

69' : 15277+4253
KU 108AB

77' : 15297+4252
JNN 278

81' : 15193+4337
SLW1080

82' : 15222+4508
ES 2649

85' : 15192+4329
A 1630

93' : 15346+4331
STF1961AB

96' : 15302+4235
BVD 241

96' : 15188+4314
UC 203

99' : 15174+4348
STF1934AB

100' : 15208+4242
A 573

104' : 15346+4454
HJ 2788

104' : 15259+4544
BEM9005AB

107' : 15229+4221
BVD 238

109' : 15287+4215
HJ 1274

109' : 15233+4544
SLW1088

111' : 15304+4542
ROE 48



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.

15264+4400 STT 296 AB (HD 137805)

 
 
15h 26m 26.56s +44° 00' 13.2" P.A. 273.00 sep 2.3 mag 7.83,9.09 Sp G5 dist. 87.95 pc (286.89 l.y.)
 
 
Coord 2000 15264+4400 Discov num STT 296 Comp AB Coord arcsec 2000 15 26 26.56 +44 00 13.2
Date first 1843 Date last 2020 Obs 193
Pa first 323 Pa last 272.7 P.A. Now (θ) 272.7°
Sep first 1.6 Sep last 2.302 Sep. Now (ρ) 2.302"
Mag pri 7.83 Mag sec 9.09 delta mag (ΔM) 1.26 Spectral class G5 (yellow)
Pri motion ra +109 Sec motion ra +109
Pri motion dec -077 Sec motion dec -077
Notes O (Orbital solution)
This double is physical.
 
 
15264+4400 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 137805 45541 15 26 27 +44 00 13 STT 296 AB 2020 193 273 2.3 7.83 9.09 1.26 Y <===
Show 45541 15 26 27 +44 00 13 STT 296 AC 2016 14 313 80.7 7.83 12.67 4.84
Show 45541 15 26 27 +44 00 13 POP 1221 AD 2015 3 346 68.4 7.83 14.00 6.17
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 137805 Constellation Bootes SAO 45541 HIP 75580
Tycho2 3058-00429-1 Gaia DR2 1394141887452208512 HD 137805 GC 20764
ADS 9639 BD BD+44 2465 Distance 87.95 Distance ly 286.89
 
 
ORBITAL ELEMENTS
 
 
Period (P)9107y± 7046 Periastron (T)1771.7y± 23.8 Semi-major axis (a)6.742a± 3.239
Eccentricity (e)0.695± 0.1 Inclination (i)136.5°± 7.7 Longitude of periastron (ω)59°± 15.8
Node (Ω)44°± 6.9 Notes ReferencePkO2018b
Equinox Last observation Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 277.2 2.052
2001 276.9 2.058
2002 276.7 2.063
2003 276.5 2.068
2004 276.3 2.074
2005 276.1 2.079
2006 275.8 2.084
2007 275.6 2.090
2008 275.4 2.095
2009 275.2 2.100
2010 275.0 2.106
2011 274.8 2.111
2012 274.6 2.116
2013 274.4 2.122
2014 274.2 2.127
2015 273.9 2.133
2016 273.7 2.138
2017 273.5 2.144
2018 273.3 2.149
2019 273.1 2.155
2020 272.9 2.160
2021 272.7 2.166
2022 272.5 2.171
2023 272.3 2.177
2024 272.1 2.182
2025 271.9 2.188
2026 271.7 2.193
2027 271.5 2.199
2028 271.4 2.204
2029 271.2 2.210
2030 271.0 2.216


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


 
  


wds15264%2B4400b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 15264+4400 STT 296 AB (HD 137805) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
PkO2018b orb Baidin, A.E., Perov, N.I. & Romanenko, L.G. .
PkO2018b Vestnik of Saint Petersburg University, Volume 5 (63), 148, 2018
 
 
DISCOVERER
 
 
idgroup discov author
1 POP Popovic, G.M.
130 POP Popovic, G.M. (Cvetkovic, Z., Pavlovic, R., Strigachev, A., Novakovic, B., &
130 POP Popovic, G.M.)
131 STT Struve, O.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15264+4400 STT 296 AB 2005 163 276 2.1 7.83 9.09 G5 D 152626.56+440013.2
15264+4400 STT 296 AB 2007 168 275 2.1 7.83 9.09 G5 D 152626.56+440013.2
15264+4400 STT 296 AB 2009 169 275 2.1 7.83 9.09 G5 D 152626.56+440013.2
15264+4400 STT 296 AB 2012 172 274 2.1 7.83 9.09 G5 152626.56+440013.2
15264+4400 STT 296 AB 2013 174 275 2.0 7.83 9.09 G5 152626.56+440013.2
15264+4400 STT 296 AB 2015 175 276 2.2 7.83 9.09 G5 152626.56+440013.2
15264+4400 STT 296 AB 2016 183 274 2.2 7.83 9.09 G5 152626.56+440013.2
15264+4400 STT 296 AB 2019 185 274 2.1 7.83 9.09 G5 O 152626.56+440013.2
15264+4400 STT 296 AB 2020 191 273 2.3 7.83 9.09 G5 O 152626.56+440013.2

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

 
 
WDS 15264+4400 STT 296 AB (HD 137805) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 15264+4400 STT 296 AB (HD 137805) : MEASURES
 
 
No records found.

 
 
WDS 15264+4400 (HD 137805) : VIRTUAL EYEPIECE
 
 

15264+4400 STT 296A mag 7.83 Sp G5 15264+4400 STT 296B sep 1.7 P.A. 273.80 mag 9.09 15264+4400 STT 296C sep 69.4 P.A. 322.20 mag 12.67 15264+4400 POP1221D sep 67.4 P.A. 349.50 mag 14 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 15264+4400 (HD 137805) : ALADIN DSS IMAGE @ 15h 26m 26.56s +44° 00' 13.2"
 
 
 
 
WDS 15264+4400 STT 296 AB (HD 137805) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

15264+4400 STT 296AB distance=0' 15265+4351 BU 1449 distance=10' 15277+4402 KPP3291 distance=14' 15274+4414 ES 1552 distance=18' 15282+4339 LDS4556 distance=28' 15273+4313 LDS4555 distance=48' 15236+4021 LDS4547 distance=52' 15238+4448 BVD 240 distance=56' 15211+4419 ES 625 distance=61' 15323+4356 CVR1633 distance=64' 15281+4257 KPP2315 distance=66' 15277+4253 RAO 18BC distance=69' 15277+4253 KU 108AB distance=69' 15297+4252 JNN 278 distance=77' 15193+4337 SLW1080 distance=81' 15222+4508 ES 2649 distance=82' 15192+4329 A 1630 distance=85' 15346+4331 STF1961AB distance=93' 15346+4331 STF1961AC distance=93' 15302+4235 BVD 241 distance=96' 15188+4314 UC 203 distance=96' 15174+4348 STF1934AB distance=99' 15174+4348 STF1934AC distance=99' 15208+4242 A 573 distance=100' 15346+4454 HJ 2788 distance=104' 15259+4544 BEM9005AB distance=104' 15259+4544 DAM 258AC distance=104' 15229+4221 BVD 238 distance=107' 15287+4215 HJ 1274 distance=109' 15233+4544 SLW1088 distance=109' 15304+4542 ROE 48 distance=111' 15160+4353 LDS5164 distance=113' 15209+4540 HDS2157 distance=116' 15377+4355 COU1589 distance=122' 15194+4536 GIC 125 distance=124' 15363+4300 COU1444 distance=124' 15223+4203 COU1440 distance=127' 15157+4451 HJ 2772 distance=127' 15253+4608 A 1632 distance=129' 15269+4610 KU 50 distance=130' 15145+4427 UC 2969 distance=132' 15194+4550 HJ 2776AB distance=134' 15194+4550 BU 1446AC distance=134' 15271+4146 SLW1093 distance=135' 15239+4149 NSN 665 distance=135' 15391+4352 DEA 53 distance=137' 15200+4603 A 1631AB distance=141' 15200+4603 ES 75AB,C distance=141' 15276+4140 TDS9522 distance=141' 15189+4205 TDS9480 distance=142' 15309+4145 KZA 92AB distance=144' 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 15264+4400 STT 296 AB 273 2.3
Show 15264+4400 STT 296 AC 313 80.7
Show 15264+4400 POP1221 AD 346 68.4
Show 15265+4351 BU 1449 51 162.7 10
Show 15277+4402 KPP3291 148 4.0 14
Show 15274+4414 ES 1552 278 6.3 18
Show 15282+4339 LDS4556 223 3.5 28
Show 15273+4313 LDS4555 116 62.3 48
Show 15236+4021 LDS4547 184 11.4 52
Show 15238+4448 BVD 240 86 26.3 56
Show 15211+4419 ES 625 249 1.8 61
Show 15323+4356 CVR1633 24 4.9 64
Show 15281+4257 KPP2315 211 19.5 66
Show 15277+4253 RAO 18 BC 141 0.3 69
Show 15277+4253 KU 108 AB 319 40.7 69
Show 15297+4252 JNN 278 4 0.6 77
Show 15193+4337 SLW1080 222 169.6 81
Show 15222+4508 ES 2649 5 25.7 82
Show 15192+4329 A 1630 244 0.8 85
Show 15346+4331 STF1961 AB 20 28.6 93
Show 15346+4331 STF1961 AC 326 56.1 93
Show 15302+4235 BVD 241 251 18.0 96
Show 15188+4314 UC 203 27 16.3 96
Show 15174+4348 STF1934 AB 13 9.8 99
Show 15174+4348 STF1934 AC 217 138.9 99
Show 15208+4242 A 573 175 0.8 100
Show 15346+4454 HJ 2788 302 46.4 104
Show 15259+4544 BEM9005 AB 203 20.3 104
Show 15259+4544 DAM 258 AC 228 12.0 104
Show 15229+4221 BVD 238 293 13.0 107
Show 15287+4215 HJ 1274 311 6.9 109
Show 15233+4544 SLW1088 169 80.0 109
Show 15304+4542 ROE 48 220 8.6 111
Show 15160+4353 LDS5164 285 252.6 113
Show 15209+4540 HDS2157 281 0.7 116
Show 15377+4355 COU1589 13 0.8 122
Show 15194+4536 GIC 125 210 19.6 124
Show 15363+4300 COU1444 311 1.0 124
Show 15223+4203 COU1440 353 0.9 127
Show 15157+4451 HJ 2772 315 9.0 127
Show 15253+4608 A 1632 61 1.8 129
Show 15269+4610 KU 50 336 2.9 130
Show 15145+4427 UC 2969 336 61.6 132
Show 15194+4550 HJ 2776 AB 311 14.2 134
Show 15194+4550 BU 1446 AC 13 170.6 134
Show 15271+4146 SLW1093 171 155.8 135
Show 15239+4149 NSN 665 286 3.4 135
Show 15391+4352 DEA 53 295 42.1 137
Show 15200+4603 A 1631 AB 252 0.7 141
Show 15200+4603 ES 75 AB,C 35 4.5 141
Show 15276+4140 TDS9522 153 1.3 141

 
 
WDS 15264+4400 : COMPONENTS
 
 
  A B C
B pa=273.8°
sep=1.66"
 
C pa=322.2°
sep=69.38"
pa=323.2°
sep=68.29"
 
D pa=349.5°
sep=67.39"
pa=350.9°
sep=67.01"
pa=69.3°
sep=32.42"
 
 
15264+4400 A
 
 
Name HD 137805 Coord arcsec 2000 152626.56+440013.2 Mag 7.83 Spectral class G5 (yellow)
PmRA 109.00 PmDE -77.0 SAO 45541 HIP 75580
Tycho2 3058-00429-1 HD 137805 GC 20764 ADS 9639
BD BD+44 2465
Tycho2
Tycho2 3058-00429-1 Pflag P RAmdeg 231.61090252 DEmdeg 44.00348169
PmRA 109.1 PmDE -76.9 E RAmdeg 5 E DEmdeg 5
E pmRA 1.5 E pmDE 1.4 EpRAm 1991.51 EpDEm 1991.50
Num 5 Q RAmdeg 0.4 Q DEmdeg 1.2 Q pmRA 0.5
Q pmDE 1.2 BTmag 8.425 E BTmag 0.016 VTmag 7.831
E VTmag 0.011 Prox 20 TYC T HIP 75580
CCDM A RAdeg 231.61066778 DEdeg 44.00364528 EpRA 1990 1.65
EpDE 1990 1.66 E RAdeg 5.0 E DEdeg 5.1 Posflg D
Corr -0.1
SAO
SAO 45541 DelFlag RA1950 PmRA1950 0.0112
DE1950 PmDE1950 -0.089 Vmag 7.4 SpType G5
Double code Source 70 CatNum 20764 DM BD+44 2465
DMcomp BDsup HD 137805 M HD 0
GC 20764 RA1950rad 4.03483711 DE1950rad 0.77104992 PmRA2000 0.0117
PmDE2000 -0.085
Hipparcos
Catalog H HIP 75580 Proxy H RAhms 15 26 26.56
DEdms +44 00 13.2 Vmag 7.49 VarFlag R Vmag H
RAdeg 231.611 DEdeg 44.0037 AstroRef A Plx 11.15
CCDM 15264+4400 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 280 Rho 2.028 HD 137805 BD BD+44 2465
CD CP Dm number +44 2465 VIred 0.61
SpType G5 R SpType Coord arcsec 2000 152626.56+440013.2
Hipparcos 2
HIP 75580 Sn 15 So 3 Nc 2
RArad 4.042368462 DErad 0.768008675 Plx 11.37 PmRA 107.46
PmDE -70.04 E RArad 0.72 E DErad 0.57 E Plx 0.73
E pmRA 0.75 E pmDE 0.61 Hpmag 7.6103 E Hpmag 0.0013
SHp 0.012 VA 0 BV 0.563 E BV 0.012
VI 0.64
CCDM
Ccdm 15264+4400 RComp Comp A Note1
Note2 Discov num DRAs 2.46 DDEs 13.0
R dRAs 65 Year Theta Rho
Obs 3 Vmag 7.6 Sp G5 PmNote *
PmRA 85 PmDE -90 Dm number +44 2465 Cat1 BD
Name2 +44 1243 Cat2 AGK2/3 HD 137805 M HD
ADS BDS A 9639 M ADS BDS N IDS IDS 15230N4421A
HIC 75580
 
 
15264+4400 B
 
 
Coord arcsec 2000 152626.41+440013.3 Mag 9.09 PmRA 109.00 PmDE -77.0
Tycho2 3058-00429-2 Calc delta mag 1.26 Calc coord yes
Tycho2
Tycho2 3058-00429-2 Pflag P RAmdeg 231.61090252 DEmdeg 44.00348169
PmRA 109.1 PmDE -76.9 E RAmdeg 5 E DEmdeg 5
E pmRA 1.5 E pmDE 1.4 EpRAm 1991.51 EpDEm 1991.50
Num 5 Q RAmdeg 0.4 Q DEmdeg 1.2 Q pmRA 0.5
Q pmDE 1.2 BTmag 9.729 E BTmag 0.022 VTmag 9.087
E VTmag 0.017 Prox 20 TYC T HIP 75580
CCDM B RAdeg 231.60989611 DEdeg 44.00374278 EpRA 1990 1.64
EpDE 1990 1.63 E RAdeg 10.7 E DEdeg 11.2 Posflg D
Corr -0.1
CCDM
Ccdm 15264+4400 RComp Comp B Note1
Note2 Discov num STT 296 DRAs DDEs
R dRAs Year 1959 Theta 286 Rho 1.8
Obs 99 Vmag 9.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 9639 M ADS BDS N IDS IDS 15230N4421B
HIC 75580
 
 
15264+4400 C
 
 
Coord arcsec 2000 152622.61+440108.0 Mag 12.67 PmRA -6.00 PmDE -1.0
Calc delta mag 4.84 Calc coord yes
CCDM
Ccdm 15264+4400 RComp Comp C Note1
Note2 Discov num STT 296 DRAs -2.68 DDEs 66.0
R dRAs 65 Year 1911 Theta 316 Rho 67.3
Obs 1 Vmag 12.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 9639 M ADS BDS N IDS IDS 15230N4421C
HIC
 
 
15264+4400 D
 
 
Coord arcsec 2000 152625.43+440119.5 Mag 14 PmRA 28.00 PmDE 0.0
Calc delta mag 6.17 Calc coord yes