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Doubles in session


Current system
15360+3948
STT 298 AB


Nearby doubles
10' : 15367+3954
KZA 105AB

34' : 15385+3929
CVR1638

38' : 15344+3916
SKF1756

39' : 15381+3918
SLW1120

45' : 15323+4003
KZA 100AB

48' : 15322+4005
KZA 99

49' : 15402+3959
UC 3039

51' : 15317+3941
KZA 95

56' : 15318+4015
KZA 98AB

56' : 15393+4030
CVR1641

58' : 15370+4044
KZA 106

62' : 15311+3925
KZA 94

64' : 15342+4048
LDS4562

66' : 15311+4022
KZA 93AB

67' : 15304+3935
LAW 23AB

70' : 15377+4055
SLW1117

71' : 15342+4055
KZA 102

71' : 15402+4041
COU1274

71' : 15356+4059
KZA 104

71' : 15391+4049
KZA 108AB

74' : 15400+3851
CVR1642

75' : 15317+3903
KZA 96

78' : 15422+3918
UC 3046

79' : 15408+3853
LDS4582

82' : 15318+4054
A 1634AB

85' : 15372+4111
LDS4576



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.

15360+3948 STT 298 AB

 
 
15h 36m 02.22s +39° 48' 08.9" P.A. 191.00 sep 1.2 mag 7.16,8.44 Sp K2V dist. 22.31 pc (72.78 l.y.)
 
 
Coord 2000 15360+3948 Discov num STT 298 Comp AB Coord arcsec 2000 15 36 02.22 +39 48 08.9
Date first 1843 Date last 2021 Obs 553
Pa first 179 Pa last 190.6 P.A. Now (θ) 192.6°
Sep first 1.1 Sep last 1.21 Sep. Now (ρ) 1.139"
Mag pri 7.16 Mag sec 8.44 delta mag (ΔM) 1.28 Spectral class K2V (yellow-orange)
Pri motion ra -483 Sec motion ra -455
Pri motion dec +028 Sec motion dec +051
Notes N O (See Notes, Orbital solution)
rPM=0.075 (< 0.3, Physical double)
This double is physical.
 
 
15360+3948 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 64800 15 36 02 +39 48 09 STT 298 AB 2021 553 191 1.2 7.16 8.44 1.28 Y <===
Show HD 139341 64800 15 36 02 +39 48 09 STT 298 AB,C 2017 43 328 120.4 6.90 7.75 0.85
Show 64800 15 36 02 +39 48 09 STT 298 AB,D 2002 6 224 167.4 6.90 13.94 7.04
Show 64800 15 36 02 +39 48 09 STT 298 AB,E 2002 5 335 456.0 6.90 12.07 5.17
Show 64799 15 35 57 +39 49 52 STT 298 CE 1999 4 337 335.8 7.75 12.07 4.32
Quintuple system
6 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Bootes SAO 64800 HIP 76382 Tycho2 3053-00798-1
HD 139341 GC 20990 ADS 9716 GL Gl 593A
BD BD+40 2905 Distance 22.31 Distance ly 72.78
 
 
ORBITAL ELEMENTS
 
 
Period (P)55.452y± 0.0691 Periastron (T)1938.4947y± 0.0909 Semi-major axis (a)0.78322a± 0.00428
Eccentricity (e)0.5844± 0.00255 Inclination (i)63.51°± 0.375 Longitude of periastron (ω)23.236°± 0.951
Node (Ω)0.352°± 0.486 Notesn ReferenceIzm2019
Equinox Last observation2015 Grade1(1=Definitive, 9=Indet.)
label theta rho
2000 153.9 0.472
2001 159.3 0.562
2002 163.3 0.645
2003 166.3 0.721
2004 168.9 0.789
2005 171.0 0.852
2006 172.9 0.908
2007 174.5 0.958
2008 176.0 1.002
2009 177.4 1.041
2010 178.7 1.075
2011 179.9 1.104
2012 181.1 1.129
2013 182.2 1.149
2014 183.3 1.165
2015 184.3 1.177
2016 185.3 1.185
2017 186.4 1.189
2018 187.4 1.190
2019 188.4 1.187
2020 189.4 1.180
2021 190.5 1.170
2022 191.5 1.156
2023 192.6 1.139
2024 193.8 1.119
2025 194.9 1.096
2026 196.2 1.069
2027 197.5 1.040
2028 198.8 1.007
2029 200.3 0.971
2030 201.9 0.933


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


 
  


wds15360%2B3948b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 15360+3948 STT 298 AB : NOTES
 
 
discov_num notes refcode
STT 298 AB: LDS 978.
AB: Malkov et al. (2012) derive dynamical, photometric, and
spectroscopic masses 1.80 +/- 0.97, 1.76, and 0.79 Msun, respectively. Mlk2012
AB,C: HJL 225. HJL1986
AB,C: SHY 77. Bayesian analysis by Shaya & Olling (2011) indicates Shy2011
very high (near 100%) probability pair is physical.
AB,D: D component is galaxy and possible quasar NGC 5966.
AB,E: Additional notes may be found in Simonov (1937). Smw1937
 
 
REFERENCES
 
 
refcode metd author reference
HJL1986 Pa - Halbwachs, J.L. 1986A&AS...66..131H
HJL1986 A&AS 66, 131, 1986
HJL1986 (Possible CPM pairs from AGK2/3. Coarse astrometry, incl. mean 1950 dates, added
HJL1986 only for previously unknown pairs. Table 1: HJL 1 - 326, Table 2: HJL1001 - 1113)
Izm2019 orb u Izmailov, I.S. 2019AstL...45...30I
Izm2019 Ast. Lett. 45, 30, 2019
Izm2019 (Orbital elements from weighted solutions used when available (Table 2),
Izm2019 unweighted elements (Table 1) used for remaining 29 systems.)
Mlk2012 not - Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. 2012A&A...546A..69M
Mlk2012 A&A 546, A69, 2012
Shy2011 - Shaya, E.J. & Olling, R. 2011ApJS..192....2S
Shy2011 ApJS 192, 2, 2011
Shy2011 (Statistical analysis of probability that wide Hipparcos pairs are physical. Pairs
Shy2011 added to WDS only if probability 90% or greater.)
Smw1937 Ma - Simonov, G.V. 1938VeBB....5.....S
Smw1937 Pub. Berlin Babelsberg Obs. 11, Pt.5, 1937
 
 
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
15360+3948 STT 298 AB 2007 518 175 0.9 7.16 8.44 K2V NOD 153602.59+394808.7
15360+3948 STT 298 AB 2008 524 177 1.0 7.16 8.44 K2V NOD 153602.59+394808.7
15360+3948 STT 298 AB 2010 526 180 1.1 7.16 8.44 K2V NOD 153602.59+394808.7
15360+3948 STT 298 AB 2013 533 183 1.2 7.16 8.44 K2V NOD 153602.59+394808.7
15360+3948 STT 298 AB 2014 533 186 1.2 7.16 8.44 K2V NOD 153602.59+394808.7
15360+3948 STT 298 AB 2015 535 186 1.2 7.16 8.44 K2V NO 153602.59+394808.7
15360+3948 STT 298 AB 2017 539 186 1.2 7.16 8.44 K2V NO 153602.22+394808.9
15360+3948 STT 298 AB 2018 544 187 1.2 7.16 8.44 K2V NO 153602.22+394808.9
15360+3948 STT 298 AB 2021 552 191 1.2 7.16 8.44 K2V NO 153602.22+394808.9

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

 
 
WDS 15360+3948 STT 298 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 15360+3948 STT 298 AB : MEASURES
 
 
No records found.

 
 
WDS 15360+3948 : VIRTUAL EYEPIECE
 
 

15360+3948 STT 298A mag 7.16 Sp K2V 15360+3948 STT 298B sep 1.2 P.A. 188.20 mag 8.44 15360+3948 STT 298C sep 121.9 P.A. 327.70 mag 7.75 Sp K3V 15360+3948 STT 298D sep 150.0 P.A. 216.50 mag 13.94 15360+3948 STT 298E sep 438.6 P.A. 340.00 mag 12.07 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 15360+3948 : ALADIN DSS IMAGE @ 15h 36m 02.22s +39° 48' 08.9"
 
 
 
 
WDS 15360+3948 STT 298 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

15360+3948 STT 298AB distance=0' 15360+3948 STT 298CE distance=3' 15367+3954 KZA 105DF distance=9' 15367+3954 KZA 105AB distance=10' 15367+3954 KZA 105AC distance=10' 15367+3954 KZA 105AD distance=10' 15367+3954 KZA 105AE distance=10' 15367+3954 KZA 105AG distance=10' 15367+3954 KZA 105AH distance=10' 15367+3954 KZA 105AF distance=10' 15367+3954 KZA 105AI distance=10' 15367+3954 KZA 105HI distance=14' 15385+3929 CVR1638 distance=34' 15344+3916 SKF1756 distance=38' 15381+3918 SLW1120 distance=39' 15323+4003 KZA 100AB distance=45' 15323+4003 TOB 133AC distance=45' 15322+4005 KZA 99 distance=48' 15402+3959 UC 3039 distance=49' 15317+3941 KZA 95 distance=51' 15318+4015 KZA 98AB distance=56' 15318+4015 KZA 98AC distance=56' 15393+4030 CVR1641 distance=56' 15370+4044 KZA 106 distance=58' 15311+3925 KZA 94 distance=62' 15342+4048 LDS4562 distance=64' 15311+4022 KZA 93AB distance=66' 15311+4022 KZA 93AC distance=66' 15311+4022 KZA 93AD distance=66' 15304+3935 LAW 23Aa,Ab distance=67' 15304+3935 LAW 23AB distance=67' 15377+4055 SLW1117 distance=70' 15342+4055 KZA 102 distance=71' 15402+4041 COU1274 distance=71' 15391+4049 KZA 108BC distance=71' 15356+4059 KZA 104 distance=71' 15391+4049 KZA 108AB distance=71' 15391+4049 KZA 108AC distance=71' 15400+3851 CVR1642 distance=74' 15317+3903 KZA 96 distance=75' 15422+3918 UC 3046 distance=78' 15408+3853 LDS4582 distance=79' 15318+4054 A 1634AB distance=82' 15318+4054 BU 1450AB,C distance=82' 15318+4054 KZA 97AB,D distance=82' 15372+4111 LDS4576 distance=85' 15340+4110 KZA 101 distance=85' 15373+3823 SLW1115 distance=87' 15333+3827 HJ 2786 distance=87' 15386+3826 ALI 862 distance=88' 15385+4112 KZA 107 distance=89' 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 15360+3948 STT 298 AB 191 1.2
Show 15360+3948 STT 298 AB,E 335 456.0
Show 15360+3948 STT 298 AB,C 328 120.4
Show 15360+3948 STT 298 AB,D 224 167.4
Show 15360+3948 STT 298 CE 337 335.8 3
Show 15367+3954 KZA 105 DF 194 212.3 9
Show 15367+3954 KZA 105 AB 73 88.2 10
Show 15367+3954 KZA 105 AC 119 133.7 10
Show 15367+3954 KZA 105 AD 157 164.4 10
Show 15367+3954 KZA 105 AE 132 268.1 10
Show 15367+3954 KZA 105 AG 160 514.8 10
Show 15367+3954 KZA 105 AH 135 535.2 10
Show 15367+3954 KZA 105 AF 178 356.9 10
Show 15367+3954 KZA 105 AI 141 705.2 10
Show 15367+3954 KZA 105 HI 159 182.7 14
Show 15385+3929 CVR1638 163 3.1 34
Show 15344+3916 SKF1756 281 1.4 38
Show 15381+3918 SLW1120 36 14.3 39
Show 15323+4003 KZA 100 AB 45 19.8 45
Show 15323+4003 TOB 133 AC 288 16.6 45
Show 15322+4005 KZA 99 338 26.9 48
Show 15402+3959 UC 3039 336 33.6 49
Show 15317+3941 KZA 95 142 39.3 51
Show 15318+4015 KZA 98 AB 144 25.0 56
Show 15318+4015 KZA 98 AC 124 52.8 56
Show 15393+4030 CVR1641 129 3.8 56
Show 15370+4044 KZA 106 200 49.1 58
Show 15311+3925 KZA 94 257 15.6 62
Show 15342+4048 LDS4562 293 11.6 64
Show 15311+4022 KZA 93 AB 357 40.5 66
Show 15311+4022 KZA 93 AC 91 49.7 66
Show 15311+4022 KZA 93 AD 17 70.5 66
Show 15304+3935 LAW 23 Aa,Ab 94 0.2 67
Show 15304+3935 LAW 23 AB 161 31.1 67
Show 15377+4055 SLW1117 284 13.2 70
Show 15342+4055 KZA 102 188 9.6 71
Show 15402+4041 COU1274 95 0.9 71
Show 15391+4049 KZA 108 BC 57 56.2 71
Show 15356+4059 KZA 104 99 29.6 71
Show 15391+4049 KZA 108 AB 254 28.5 71
Show 15391+4049 KZA 108 AC 41 30.2 71
Show 15400+3851 CVR1642 218 3.5 74
Show 15317+3903 KZA 96 88 43.5 75
Show 15422+3918 UC 3046 13 59.8 78
Show 15408+3853 LDS4582 260 22.1 79
Show 15318+4054 A 1634 AB 212 0.1 82
Show 15318+4054 BU 1450 AB,C 89 93.8 82
Show 15318+4054 KZA 97 AB,D 319 117.8 82
Show 15372+4111 LDS4576 24 115.2 85
Show 15340+4110 KZA 101 205 9.4 85
Show 15373+3823 SLW1115 109 12.6 87

 
 
WDS 15360+3948 : COMPONENTS
 
 
  A B C D
B pa=188.2°
sep=1.20"
 
C pa=327.7°
sep=121.93"
pa=328.1°
sep=122.85"
 
D pa=216.5°
sep=150.04"
pa=216.7°
sep=148.98"
pa=186.1°
sep=225.03"
 
E pa=340.0°
sep=438.59"
pa=340.1°
sep=439.65"
pa=344.7°
sep=320.54"
pa=353.5°
sep=536.35"
 
 
15360+3948 A
 
 
Coord arcsec 2000 153602.22+394808.9 Mag 7.16 Spectral class K2V (yellow-orange) PmRA -483.00
PmDE 28.0 SAO 64800 HIP 76382 Tycho2 3053-00798-1
HD 139341 GC 20990 BD BD+40 2905
Tycho2
Tycho2 3053-00798-1 Pflag RAmdeg 234.00932205 DEmdeg 39.80256752
PmRA -455.2 PmDE 51.0 E RAmdeg 4 E DEmdeg 4
E pmRA 0.8 E pmDE 0.9 EpRAm 1991.26 EpDEm 1991.33
Num 14 Q RAmdeg 1.5 Q DEmdeg 2.0 Q pmRA 1.4
Q pmDE 2.0 BTmag 7.959 E BTmag 0.016 VTmag 6.903
E VTmag 0.010 Prox 999 TYC T HIP 76382
CCDM AB RAdeg 234.01069139 DEdeg 39.80244889 EpRA 1990 1.68
EpDE 1990 1.64 E RAdeg 4.0 E DEdeg 4.1 Posflg P
Corr -0.2
SAO
SAO 64800 DelFlag RA1950 PmRA1950 -0.0391
DE1950 PmDE1950 0.04 Vmag 6.8 SpType K0
Double code Source 70 CatNum 20990 DM BD+40 2905
DMcomp BDsup HD 139341 M HD 0
GC 20990 RA1950rad 4.07647094 DE1950rad 0.69753945 PmRA2000 -0.0386
PmDE2000 0.041
Hipparcos
Catalog H HIP 76382 Proxy H RAhms 15 36 02.59
DEdms +39 48 08.7 Vmag 6.78 VarFlag R Vmag H
RAdeg 234.011 DEdeg 39.8024 AstroRef A Plx 45.85
CCDM 15360+3949 N CCDM I Nsys 2 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 338 Rho 0.322 HD 139341 BD BD+40 2905
CD CP Dm number +40 2905 VIred 0.9
SpType K2V R SpType Coord arcsec 2000 153602.59+394808.7
Hipparcos 2
HIP 76382 Sn 15 So 3 Nc 2
RArad 4.0842586987 DErad 0.6946830426 Plx 44.83 PmRA -481.44
PmDE 28.68 E RArad 0.42 E DErad 0.51 E Plx 0.6
E pmRA 0.52 E pmDE 0.61 Hpmag 6.9252 E Hpmag 0.0011
SHp 0.01 VA 0 BV 0.906 E BV 0.006
VI 0.95
 
 
15360+3948 B
 
 
Coord arcsec 2000 153602.21+394807.7 Mag 8.44 PmRA -455.00 PmDE 51.0
Calc delta mag 1.28 Calc coord yes
 
 
15360+3948 C
 
 
Coord arcsec 2000 153556.57+394952.0 Coord calc 153556.57+394952.0 Mag 7.75 Spectral class K3V (yellow-orange)
PmRA -448.00 PmDE 51.0 SAO 64799 HIP 76375
Tycho2 3053-00002-1 HD 139323 GC 20984 BD BD+40 2903
Calc delta mag 0.59
Tycho2
Tycho2 3053-00002-1 Pflag RAmdeg 233.98569438 DEmdeg 39.83111828
PmRA -447.5 PmDE 50.7 E RAmdeg 5 E DEmdeg 5
E pmRA 0.8 E pmDE 0.9 EpRAm 1991.14 EpDEm 1991.19
Num 12 Q RAmdeg 0.4 Q DEmdeg 0.4 Q pmRA 0.4
Q pmDE 0.4 BTmag 8.855 E BTmag 0.016 VTmag 7.746
E VTmag 0.011 Prox 999 TYC T HIP 76375
CCDM RAdeg 233.98703972 DEdeg 39.83100056 EpRA 1990 1.69
EpDE 1990 1.65 E RAdeg 4.9 E DEdeg 5.3 Posflg
Corr -0.1
SAO
SAO 64799 DelFlag RA1950 PmRA1950 -0.0394
DE1950 PmDE1950 0.056 Vmag 7.9 SpType K0
Double code Source 70 CatNum 20984 DM BD+40 2903
DMcomp BDsup HD 139323 M HD 0
GC 20984 RA1950rad 4.07605654 DE1950rad 0.69804344 PmRA2000 -0.0389
PmDE2000 0.057
Hipparcos
Catalog H HIP 76375 Proxy RAhms 15 35 56.91
DEdms +39 49 51.6 Vmag 7.65 VarFlag 1 R Vmag G
RAdeg 233.987 DEdeg 39.831 AstroRef Plx 44.93
CCDM 15360+3949 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 139323 BD BD+40 2903
CD CP Dm number +40 2903 VIred 0.99
SpType K3V R SpType Coord arcsec 2000 153556.91+394951.6
Hipparcos 2
HIP 76375 Sn 5 So 0 Nc 1
RArad 4.0838455321 DErad 0.6951820141 Plx 44.69 PmRA -448.39
PmDE 51.25 E RArad 0.39 E DErad 0.49 E Plx 0.58
E pmRA 0.47 E pmDE 0.57 Hpmag 7.7889 E Hpmag 0.0013
SHp 0.014 VA 0 BV 0.946 E BV 0.008
VI 0.99
 
 
15360+3948 D
 
 
Coord arcsec 2000 153554.48+394608.3 Mag 13.94 Calc delta mag 6.78 Calc coord yes
 
 
15360+3948 E
 
 
Coord arcsec 2000 153549.23+395501.2 Mag 12.07 PmRA -2.00 PmDE -15.0
Calc delta mag 4.91 Calc coord yes