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Doubles in session


Current system
15440+0231
RDR 6 Ba,Bb


Nearby doubles
23' : 15436+0209
BAL1907

25' : 15450+0250
GRV1115

48' : 15420+0156
BAL1906

52' : 15441+0140
GWP2550

60' : 15461+0321
GRV 912

62' : 15399+0227
SLE 926

62' : 15474+0154
GWP2553

64' : 15398+0230
CVR 168

64' : 15473+0149
RAO 664

65' : 15471+0146
CBL 497

69' : 15411+0323
UC 3042

77' : 15463+0340
HDS2220

79' : 15451+0348
KPP1668

84' : 15475+0337
JMS 5

84' : 15482+0134
EIS 1AB

87' : 15415+0113
SKF 915

88' : 15499+0230
YSC 109

90' : 15413+0350
BAL2870

90' : 15499+0248
ARU 13

94' : 15455+0402
BU 240AB

96' : 15503+0212
SKF1311

101' : 15374+0214
SLW1116

102' : 15426+0052
FMR 120

105' : 15507+0302
CBL 499

105' : 15504+0149
TOK 597

108' : 15419-0049
J 444



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.

15440+0231 RDR 6 Ba,Bb

 
 
15h 44m 02.15s +02° 31' 02.2" P.A. 30.00 sep 0.2 mag 12.70,12.80 Sp M3+M3 dist. 14.66 pc (47.82 l.y.)
 
 
Coord 2000 15440+0231 Discov num RDR   6 Comp Ba,Bb Coord arcsec 2000 15 44 02.15 +02 31 02.2
Date first 2009 Date last 2021 Obs 8
Pa first 31 Pa last 30.1 P.A. Now (θ) 30.1°
Sep first 0.2 Sep last 0.222 Sep. Now (ρ) 0.222"
Mag pri 12.70 Mag sec 12.80 delta mag (ΔM) 0.1 Spectral class M3+M3 (red/red)
Pri motion ra -043 Sec motion ra
Pri motion dec -147 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
15440+0231 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show Psi Ser 121152 15 44 02 +02 30 56 A 2230 AB 2018 22 15 4.5 5.95 12.00 6.05 Y
Show 121152 15 44 02 +02 30 56 A 2230 AC 2013 14 208 193.9 5.95 9.23 3.28
Show 121152 15 44 02 +02 30 56 A 2230 AD 2020 24 286 173.6 5.95 10.95 5.00
Show 121152 15 44 02 +02 31 02 RDR 6 Ba,Bb 2021 8 30 0.2 12.70 12.80 0.10 Y <===
Show 121151 15 43 56 +02 28 01 A 2230 CE 2012 16 235 172.8 9.23 7.28 1.95
Sextuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Serpens SAO 121152 HIP 77052 Tycho2 0355-01288-1
HD 140538 HR 5853 GC 21155 ADS 9763
GL Gl 596.1A BD BD+02 2989 Bayer Psi Serpentis Bayer name Psi Ser
FK5 3248 Distance 14.66 Distance ly 47.82 Bayer greek ψ Ser
 
 
ORBITAL ELEMENTS
 
 
Period (P)6.57y± 0.29 Periastron (T)2020.09y± 0.08 Semi-major axis (a)0.189a± 0.008
Eccentricity (e)0.357± 0.038 Inclination (i)70.4° Longitude of periastron (ω)230°± 9.3
Node (Ω)21.4°± 2.7 Notesn ReferenceTok2021b
Equinox Last observation Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 203.2 0.131
2001 348.8 0.080
2002 20.4 0.210
2003 32.9 0.217
2004 50.9 0.149
2005 112.4 0.076
2006 184.3 0.129
2007 228.0 0.076
2008 9.9 0.152
2009 25.9 0.226
2010 39.0 0.195
2011 67.0 0.110
2012 154.2 0.089
2013 198.5 0.138
2014 329.5 0.056
2015 18.4 0.200
2016 31.1 0.222
2017 47.4 0.161
2018 98.1 0.080
2019 178.8 0.120
2020 216.5 0.098
2021 5.6 0.131
2022 24.2 0.223
2023 36.9 0.203
2024 60.6 0.123
2025 142.3 0.081
2026 194.0 0.139
2027 292.2 0.043
2028 16.1 0.187
2029 29.4 0.225
2030 44.3 0.173


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


 
  


wds15440%2B0231d.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 15440+0231 RDR 6 Ba,Bb : NOTES
 
 
discov_num notes refcode
A 2230 A: 23 Ser = psi Ser. C is BD+02@2988. E is BD+02@2987.
CHARA Array Limb-darkened diameter of A : CIA2013c
R = 0.9410 +/- 0.0254 \rsun, L = 0.8340 +/-0.0201 \lsun,
Teff = 5692 +/- 74 K, M = 1.014 \msun, Age = 2.1 Gyr.
 
 
REFERENCES
 
 
refcode metd author reference
CIA2013c not j Boyajian, T.S., von Braun, K., van Belle, G., Farrington, C., Schaefer, G., Jones, 2013ApJ...771...40B
CIA2013c J., White, R., McAlister, H.A., ten Brummelaar, T.A., Ridgway, S., Gies, D.R., .
CIA2013c Sturmann, L., Sturmann, J., Turner, N.H., Goldfinger, P.J. & Vargas, N. .
CIA2013c ApJ 771, 40, 2013 .
Tok2021b orb Tokovinin, A. 2021AJ....161..144T
Tok2021b AJ 161, 144, 2021
 
 
DISCOVERER
 
 
idgroup discov author
1 A Aitken, R.G.
312 RDR Rodriguez, D.R., Zuckerman, B., Melis, C., & Song, I.
317 RDR Rodriguez, D.R., Duchene, G., Tom, H., Kennedy, G., Mathews, B., Greaves, J., &
317 RDR Butner, H.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15440+0231 RDR 6 Ba,Bb 2009 1 31 0.2 12.70 12.80 M3+M3 N 154402.15+023102.2
15440+0231 RDR 6 Ba,Bb 2015 3 27 0.2 12.70 12.80 M3+M3 N 154402.15+023102.2
15440+0231 RDR 6 Ba,Bb 2016 4 22 0.2 12.70 12.80 M3+M3 N 154402.15+023102.2
15440+0231 RDR 6 Ba,Bb 2019 5 16 0.1 12.70 12.80 M3+M3 N 154402.15+023102.2
15440+0231 RDR 6 Ba,Bb 2020 6 227 0.1 12.70 12.80 M3+M3 N 154402.15+023102.2
15440+0231 RDR 6 Ba,Bb 2021 8 30 0.2 12.70 12.80 M3+M3 NO 154402.15+023102.2

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

 
 
WDS 15440+0231 RDR 6 Ba,Bb : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 15440+0231 RDR 6 Ba,Bb : MEASURES
 
 
No records found.

 
 
WDS 15440+0231 : VIRTUAL EYEPIECE
 
 

15440+0231 A 2230A mag 5.95 Sp G3V 15440+0231 RDR 6B sep 7.7 P.A. 35.50 mag 12.7 Sp M3 15440+0231 RDR 6Bb sep 8.0 P.A. 35.40 mag 12.8 Sp M3 15440+0231 A 2230C sep 197.1 P.A. 207.60 mag 9.23 Sp K2 15440+0231 A 2230D sep 173.4 P.A. 285.90 mag 10.95 15440+0231 A 2230E sep 359.1 P.A. 220.50 mag 7.28 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 15440+0231 : ALADIN DSS IMAGE @ 15h 44m 02.15s +02° 31' 02.2"
 
 
 
 
WDS 15440+0231 RDR 6 Ba,Bb : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

15440+0231 RDR 6Ba,Bb distance=0' 15440+0231 A 2230AB distance=1' 15440+0231 A 2230AC distance=1' 15440+0231 A 2230AD distance=1' 15440+0231 A 2230CE distance=4' 15436+0209 BAL1907 distance=23' 15450+0250 GRV1115 distance=25' 15420+0156 BAL1906 distance=48' 15441+0140 GWP2550 distance=52' 15461+0321 GRV 912 distance=60' 15399+0227 SLE 926 distance=62' 15474+0154 GWP2553 distance=62' 15398+0230 CVR 168 distance=64' 15473+0149 RAO 664 distance=64' 15471+0146 CBL 497 distance=65' 15411+0323 UC 3042 distance=69' 15463+0340 HDS2220 distance=77' 15451+0348 KPP1668 distance=79' 15475+0337 JMS 5 distance=84' 15482+0134 EIS 1AB distance=84' 15482+0134 LAF 55AC distance=84' 15482+0134 LAF 55AD distance=84' 15482+0134 LAF 55AE distance=84' 15482+0134 LAF 55AF distance=84' 15482+0134 LAF 55AG distance=84' 15482+0134 LAF 55AH distance=84' 15482+0134 LAF 55AI distance=84' 15415+0113 SKF 915 distance=87' 15499+0230 YSC 109 distance=88' 15413+0350 BAL2870 distance=90' 15499+0248 ARU 13 distance=90' 15455+0402 BU 240AB distance=94' 15455+0402 BU 240AC distance=94' 15503+0212 SKF1311 distance=96' 15374+0214 SLW1116 distance=101' 15426+0052 FMR 120 distance=102' 15507+0302 CBL 499 distance=105' 15504+0149 TOK 597 distance=105' 15419-0049 J 444 distance=108' 15507+0313 BAL2409 distance=109' 15467+0045 LDS6306 distance=114' 15453+0432 AG 198 distance=123' 15387+0406 KPP 802 distance=125' 15420+0027 A 2176 distance=128' 15356+0209 BAL1905 distance=129' 15526+0211 GWP2559 distance=130' 15461+0441 LDS4590 distance=135' 15505+0055 KPP3297 distance=137' 15512+0107 RAO 339CD distance=137' 15533+0205 TDS9677 distance=142' 15347+0212 RAO 337 distance=142' 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 15440+0231 RDR 6 Ba,Bb 30 0.2
Show 15440+0231 A 2230 AB 15 4.5 1
Show 15440+0231 A 2230 AC 208 193.9 1
Show 15440+0231 A 2230 AD 286 173.6 1
Show 15440+0231 A 2230 CE 235 172.8 4
Show 15436+0209 BAL1907 347 2.4 23
Show 15450+0250 GRV1115 312 30.1 25
Show 15420+0156 BAL1906 253 16.7 48
Show 15441+0140 GWP2550 37 7.0 52
Show 15461+0321 GRV 912 254 20.7 60
Show 15399+0227 SLE 926 314 22.1 62
Show 15474+0154 GWP2553 105 7.7 62
Show 15398+0230 CVR 168 132 101.6 64
Show 15473+0149 RAO 664 304 0.2 64
Show 15471+0146 CBL 497 286 68.3 65
Show 15411+0323 UC 3042 162 59.4 69
Show 15463+0340 HDS2220 99 0.2 77
Show 15451+0348 KPP1668 261 12.8 79
Show 15475+0337 JMS 5 286 388.2 84
Show 15482+0134 EIS 1 AB 352 17.7 84
Show 15482+0134 LAF 55 AC 12 2.3 84
Show 15482+0134 LAF 55 AD 287 4.0 84
Show 15482+0134 LAF 55 AE 305 8.0 84
Show 15482+0134 LAF 55 AF 258 8.3 84
Show 15482+0134 LAF 55 AG 299 11.0 84
Show 15482+0134 LAF 55 AH 190 11.4 84
Show 15482+0134 LAF 55 AI 207 10.0 84
Show 15415+0113 SKF 915 175 4.8 87
Show 15499+0230 YSC 109 90 0.1 88
Show 15413+0350 BAL2870 44 9.4 90
Show 15499+0248 ARU 13 140 0.3 90
Show 15455+0402 BU 240 AB 131 2.0 94
Show 15455+0402 BU 240 AC 31 30.6 94
Show 15503+0212 SKF1311 300 74.8 96
Show 15374+0214 SLW1116 83 44.7 101
Show 15426+0052 FMR 120 295 85.6 102
Show 15507+0302 CBL 499 350 24.6 105
Show 15504+0149 TOK 597 146 422.0 105
Show 15419-0049 J 444 318 2.9 108
Show 15507+0313 BAL2409 20 2.6 109
Show 15467+0045 LDS6306 278 15.8 114
Show 15453+0432 AG 198 144 2.2 123
Show 15387+0406 KPP 802 8 6.9 125
Show 15420+0027 A 2176 216 0.2 128
Show 15356+0209 BAL1905 26 5.1 129
Show 15526+0211 GWP2559 343 72.7 130
Show 15461+0441 LDS4590 233 2.4 135
Show 15505+0055 KPP3297 192 6.0 137
Show 15512+0107 RAO 339 CD 110 0.3 137
Show 15533+0205 TDS9677 263 0.9 142
Show 15347+0212 RAO 337 34 0.9 142

 
 
WDS 15440+0231 : COMPONENTS
 
 
  A B Bb C D
B pa=35.5°
sep=7.74"
 
Bb pa=35.4°
sep=7.96"
pa=30.1°
sep=0.22"
 
C pa=207.6°
sep=197.08"
pa=207.9°
sep=204.75"
pa=207.9°
sep=204.97"
 
D pa=285.9°
sep=173.42"
pa=283.5°
sep=176.17"
pa=283.5°
sep=176.23"
pa=341.3°
sep=234.59"
 
E pa=220.5°
sep=359.13"
pa=220.4°
sep=366.84"
pa=220.4°
sep=367.06"
pa=235.3°
sep=172.70"
pa=191.7°
sep=327.37"
 
 
15440+0231 A
 
 
Name Psi Ser Coord arcsec 2000 154401.85+023055.9 Mag 5.95 Spectral class G3V (yellow)
PmRA -48.00 PmDE -147.0 SAO 121152 HIP 77052
Tycho2 0355-01288-1 HD 140538 HR 5853 GC 21155
ADS 9763 BD BD+02 2989 Bayer Psi Serpentis Bayer name Psi Ser
Flamsteed 23 Serpentis Flamsteed name 23 Ser FK5 3248
Tycho2
Tycho2 0355-01288-1 Pflag RAmdeg 236.00757611 DEmdeg 2.51516744
PmRA -48.0 PmDE -147.2 E RAmdeg 4 E DEmdeg 4
E pmRA 0.8 E pmDE 0.8 EpRAm 1991.40 EpDEm 1991.22
Num 18 Q RAmdeg 1.0 Q DEmdeg 0.8 Q pmRA 1.0
Q pmDE 0.6 BTmag 6.698 E BTmag 0.014 VTmag 5.945
E VTmag 0.010 Prox 999 TYC T HIP 77052
CCDM RAdeg 236.00768583 DEdeg 2.51551139 EpRA 1990 1.78
EpDE 1990 1.59 E RAdeg 3.6 E DEdeg 4.1 Posflg
Corr 0.1
SAO
SAO 121152 DelFlag RA1950 PmRA1950 -0.0055
DE1950 PmDE1950 -0.153 Vmag 5.8 SpType G5
Double code Source 70 CatNum 21155 DM BD+02 2989
DMcomp BDsup HD 140538 M HD 0
GC 21155 RA1950rad 4.10811539 DE1950rad 0.04667248 PmRA2000 -0.0053
PmDE2000 -0.151
Hipparcos
Catalog H HIP 77052 Proxy RAhms 15 44 01.85
DEdms +02 30 55.9 Vmag 5.86 VarFlag R Vmag G
RAdeg 236.008 DEdeg 2.51553 AstroRef Plx 68.16
CCDM 15439+0230 N CCDM I Nsys 3 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 140538 BD BD+02 2989
CD CP Dm number +02 2989 VIred 0.74
SpType G5V R SpType Coord arcsec 2000 154401.85+023055.9
Hipparcos 2
HIP 77052 Sn 5 So 0 Nc 1
RArad 4.1191112736 DErad 0.0439041947 Plx 68.22 PmRA -43.11
PmDE -143.57 E RArad 0.55 E DErad 0.36 E Plx 0.66
E pmRA 0.79 E pmDE 0.56 Hpmag 5.9983 E Hpmag 0.0011
SHp 0.007 VA 0 BV 0.684 E BV 0.002
VI 0.74
 
 
15440+0231 B
 
 
Coord arcsec 2000 154402.15+023102.2 Coord calc 154401.93+023100.3 Mag 12.7 Mag composta 12
Spectral class M3 (red) PmRA -43.00 PmDE -147.0 Calc delta mag 6.75
 
 
15440+0231 Bb
 
 
Coord arcsec 2000 154402.16+023102.4 Mag 12.8 Spectral class M3 (red) Calc delta mag 6.85
Calc coord yes
 
 
15440+0231 C
 
 
Coord arcsec 2000 154355.75+022801.3 Coord calc 154355.75+022801.3 Mag 9.23 Spectral class K2 (yellow-orange)
PmRA -3.00 PmDE -23.0 SAO 121151 HIP 77043
Tycho2 0355-00207-1 HD 140527 ADS 9763 BD BD+02 2988
Calc delta mag 3.28
Tycho2
Tycho2 0355-00207-1 Pflag RAmdeg 235.98230735 DEmdeg 2.46704165
PmRA 0.4 PmDE -22.9 E RAmdeg 17 E DEmdeg 18
E pmRA 1.3 E pmDE 1.3 EpRAm 1987.89 EpDEm 1987.33
Num 8 Q RAmdeg 0.6 Q DEmdeg 0.6 Q pmRA 0.7
Q pmDE 0.6 BTmag 11.203 E BTmag 0.072 VTmag 9.231
E VTmag 0.023 Prox 999 TYC T HIP 77043
CCDM RAdeg 235.98230750 DEdeg 2.46709611 EpRA 1990 1.70
EpDE 1990 1.62 E RAdeg 19.0 E DEdeg 19.9 Posflg
Corr 0.1
SAO
SAO 121151 DelFlag RA1950 PmRA1950 -0.0008
DE1950 PmDE1950 -0.035 Vmag 9.1 SpType K2
Double code Source 30 CatNum 5268 DM BD+02 2988
DMcomp BDsup HD 140527 M HD 0
GC RA1950rad 4.1076629 DE1950rad 0.04580395 PmRA2000 -0.0006
PmDE2000 -0.033
Hipparcos
Catalog H HIP 77043 Proxy RAhms 15 43 55.75
DEdms +02 28 01.6 Vmag 9.05 VarFlag R Vmag H
RAdeg 235.982 DEdeg 2.46711 AstroRef Plx 3.17
CCDM 15439+0230 N CCDM I Nsys 3 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 140527 BD BD+02 2988
CD CP Dm number +02 2988 VIred 1.23
SpType K2 R SpType Coord arcsec 2000 154355.75+022801.6
Hipparcos 2
HIP 77043 Sn 5 So 0 Nc 1
RArad 4.1186682269 DErad 0.043059192 Plx 3.83 PmRA 0.56
PmDE -21.76 E RArad 1.06 E DErad 0.7 E Plx 1.26
E pmRA 1.5 E pmDE 1.07 Hpmag 9.1715 E Hpmag 0.0026
SHp 0.017 VA 0 BV 1.598 E BV 0.061
VI 1.62
 
 
15440+0231 D
 
 
Coord arcsec 2000 154350.72+023143.5 Mag 10.95 PmRA -37.00 PmDE -22.0
Calc delta mag 5 Calc coord yes
 
 
15440+0231 E
 
 
Coord arcsec 2000 154346.28+022622.9 Mag 7.28 PmRA 4.00 PmDE -10.0
SAO 121150 HIP 77034 Tycho2 0355-00169-1 HD 140489
GC 21145 ADS 9763 BD BD+02 2987 Calc delta mag 1.33
Calc coord yes
Tycho2
Tycho2 0355-00169-1 Pflag RAmdeg 235.94326484 DEmdeg 2.43995387
PmRA 1.8 PmDE -8.4 E RAmdeg 5 E DEmdeg 6
E pmRA 1.0 E pmDE 1.0 EpRAm 1991.15 EpDEm 1990.86
Num 16 Q RAmdeg 1.0 Q DEmdeg 0.8 Q pmRA 0.9
Q pmDE 0.8 BTmag 8.509 E BTmag 0.017 VTmag 7.284
E VTmag 0.011 Prox 999 TYC T HIP 77034
CCDM RAdeg 235.94326056 DEdeg 2.43997333 EpRA 1990 1.76
EpDE 1990 1.58 E RAdeg 5.0 E DEdeg 5.7 Posflg
Corr 0.1
SAO
SAO 121150 DelFlag RA1950 PmRA1950 -0.0003
DE1950 PmDE1950 -0.012 Vmag 7.6 SpType K0
Double code Source 70 CatNum 21145 DM BD+02 2987
DMcomp BDsup HD 140489 M HD 0
GC 21145 RA1950rad 4.10697764 DE1950rad 0.04533051 PmRA2000 -0.0001
PmDE2000 -0.01
Hipparcos
Catalog H HIP 77034 Proxy RAhms 15 43 46.38
DEdms +02 26 23.9 Vmag 7.16 VarFlag R Vmag H
RAdeg 235.943 DEdeg 2.43998 AstroRef Plx 5.64
CCDM 15439+0230 N CCDM I Nsys 3 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 140489 BD BD+02 2987
CD CP Dm number +02 2987 VIred 1.03
SpType G8III R SpType Coord arcsec 2000 154346.38+022623.9
Hipparcos 2
HIP 77034 Sn 5 So 0 Nc 1
RArad 4.1179867341 DErad 0.0425855967 Plx 6.24 PmRA 4.2
PmDE -9.54 E RArad 0.59 E DErad 0.4 E Plx 0.71
E pmRA 0.84 E pmDE 0.6 Hpmag 7.3239 E Hpmag 0.0013
SHp 0.009 VA 0 BV 1.043 E BV 0.014
VI 1.01