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Doubles in session


Current system
15103-4954
EGN 15 AB


Nearby doubles
23' : 15126-4954
I 957

24' : 15120-4937
TDS 770

36' : 15079-5021
KPP2996

42' : 15125-4918
LDS 520

49' : 15119-4908
BRT 850AB

57' : 15130-4904
B 1272

59' : 15044-4945
HJ 4726

59' : 15091-5052
B 1264

61' : 15111-5054
I 956AB

61' : 15071-4903
SKF 971

61' : 15097-4854
RST 744

63' : 15122-4855
B 1268

64' : 15104-5058
KPP 340

66' : 15155-4913
I 960

72' : 15119-4844
DUN 177

73' : 15080-4845
CPO 414

75' : 15171-5031
HDS2148

77' : 15043-5044
CPO9193AB

77' : 15176-4923
TDS9470

79' : 15053-4854
BRT 845

81' : 15098-5114
TDS9426

81' : 15183-4931
RST 757

82' : 15174-5039
CPO 419

87' : 15020-5025
CPO 408

88' : 15030-5046
HDS2123

90' : 15080-4827
BRT 848



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

15103-4954 EGN 15 AB

 
 
15h 10m 20.44s -49° 53' 58.4" P.A. 313.00 sep 13.3 mag 9.49,14.60 Sp K2.5V+M4V dist. 38.01 pc (123.99 l.y.)
 
 
Coord 2000 15103-4954 Discov num EGN  15 Comp AB Coord arcsec 2000 15 10 20.44 -49 53 58.4
Date first 1998 Date last 2015 Obs 5
Pa first 310 Pa last 313.4 P.A. Now (θ) 313.4°
Sep first 13.9 Sep last 13.308 Sep. Now (ρ) 13.308"
Mag pri 9.49 Mag sec 14.60 delta mag (ΔM) 5.11 Spectral class K2.5V+M4V (yellow-orange/red)
Pri motion ra -167 Sec motion ra -119
Pri motion dec -101 Sec motion dec -091
Notes N V K (See Notes, Proper motion indicates physical, K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
rPM=0.251 (< 0.3, Physical double)
This double is physical.
 
 
15103-4954 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 15 10 20 -49 53 58 EGN 15 Aa,Ab 2005 1 247 0.9 9.40 15.90 6.50
Show 15 10 20 -49 53 58 EGN 15 AB 2015 5 313 13.3 9.49 14.60 5.11 <===
Triple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lupus HIP 74243 Tycho2 8301-02841-1 Gaia DR2 5902278683947459072
HD 134180 CD CD-49 9374 CP CP-49 7762 Distance 38.01
Distance ly 123.99
 
 
WDS 15103-4954 EGN 15 AB : NOTES
 
 
discov_num notes refcode
EGN 15 Aa,Ab: Single epoch, real?
AB: Pair likely bound; colors of B consistent with M2.5-M5.5 dwarf Egn2007
 
 
REFERENCES
 
 
refcode metd author reference
Egn2007 Ao j Eggenberger, P., Udry, S., Chauvin, G. Beuzit, J.-L., Lagrange, A.-M., Segransan, 2007A&A...474..273E
Egn2007 D., & Mayor, M.
Egn2007 A&A 474, 273, 2007
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15103-4954 EGN 15 AB 2005 2 312 13.6 9.38   K2.5V M4V NVD 151020.44-495358.4
15103-4954 EGN 15 AB 2015 4 313 13.4 9.49 14.60 K2.5V+M4V NV K 151020.44-495358.4

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

 
 
WDS 15103-4954 EGN 15 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 15103-4954 EGN 15 AB : MEASURES
 
 
No records found.

 
 
WDS 15103-4954 : VIRTUAL EYEPIECE
 
 

15103-4954 EGN 15A mag 9.49 Sp K2.5V 15103-4954 EGN 15Ab sep 0.6 P.A. 236.50 mag 15.9 15103-4954 EGN 15B sep 11.1 P.A. 325.70 mag 14.6 Sp M4V 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 15103-4954 : ALADIN DSS IMAGE @ 15h 10m 20.44s -49° 53' 58.4"
 
 
 
 
WDS 15103-4954 EGN 15 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

15103-4954 EGN 15AB distance=0' 15126-4954 I 957 distance=23' 15120-4937 TDS 770 distance=24' 15079-5021 KPP2996 distance=36' 15125-4918 LDS 520 distance=42' 15119-4908 BRT 850AB distance=49' 15119-4908 DAM 690BC distance=49' 15130-4904 B 1272 distance=57' 15044-4945 HJ 4726 distance=59' 15091-5052 B 1264 distance=59' 15111-5054 I 956AB distance=61' 15111-5054 SKF 972AB,C distance=61' 15071-4903 SKF 971 distance=61' 15097-4854 RST 744 distance=61' 15122-4855 B 1268 distance=63' 15104-5058 KPP 340 distance=64' 15155-4913 I 960 distance=66' 15119-4844 DUN 177 distance=72' 15080-4845 CPO 414 distance=73' 15171-5031 HDS2148 distance=75' 15043-5044 CPO9193AB distance=77' 15043-5044 CPO9193AC distance=77' 15043-5044 CPO9193AD distance=77' 15043-5044 CPO9193AE distance=77' 15176-4923 TDS9470 distance=77' 15053-4854 BRT 845 distance=79' 15098-5114 TDS9426 distance=81' 15183-4931 RST 757 distance=81' 15174-5039 CPO 419 distance=82' 15020-5025 CPO 408 distance=87' 15030-5046 HDS2123 distance=88' 15080-4827 BRT 848 distance=90' 15012-5015 BRT 841 distance=91' 15156-4833 KPP 675 distance=96' 15086-4819 HJ 4732 distance=97' 15123-4817 RST 748 distance=99' 15042-5120 B 1258 distance=104' 15196-4901 VOU 59 distance=105' 15087-5140 BRT 849 distance=108' 15173-5118 RST2947 distance=108' 15209-4921 CPO 423 distance=108' 15207-4910 VOU 60 distance=108' 15173-5122 RST2946 distance=110' 15221-4938 CPO 424 distance=115' 15183-4830 RST 758 distance=115' 15200-5102 CPO 422 distance=115' 15221-5027 SKF 943 distance=118' 15163-5138 CPO 418 distance=119' 15127-4758 CPO 64 distance=119' 15159-4804 HJ 4750 distance=123' 14580-5028 RST 739 distance=124' 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 15103-4954 EGN 15 Aa,Ab 247 0.9
Show 15103-4954 EGN 15 AB 313 13.3
Show 15126-4954 I 957 293 1.8 23
Show 15120-4937 TDS 770 13 1.3 24
Show 15079-5021 KPP2996 50 1.6 36
Show 15125-4918 LDS 520 165 12.1 42
Show 15119-4908 BRT 850 AB 94 6.6 49
Show 15119-4908 DAM 690 BC 189 3.7 49
Show 15130-4904 B 1272 153 3.3 57
Show 15044-4945 HJ 4726 99 6.6 59
Show 15091-5052 B 1264 340 0.3 59
Show 15111-5054 I 956 AB 142 2.4 61
Show 15111-5054 SKF 972 AB,C 241 30.5 61
Show 15071-4903 SKF 971 214 9.2 61
Show 15097-4854 RST 744 159 1.5 61
Show 15122-4855 B 1268 332 1.1 63
Show 15104-5058 KPP 340 24 3.8 64
Show 15155-4913 I 960 115 0.8 66
Show 15119-4844 DUN 177 143 26.3 72
Show 15080-4845 CPO 414 35 1.7 73
Show 15171-5031 HDS2148 209 0.2 75
Show 15043-5044 CPO9193 AB 248 4.3 77
Show 15043-5044 CPO9193 AC 273 18.6 77
Show 15043-5044 CPO9193 AD 274 15.0 77
Show 15043-5044 CPO9193 AE 57 16.5 77
Show 15176-4923 TDS9470 336 3.0 77
Show 15053-4854 BRT 845 134 4.3 79
Show 15098-5114 TDS9426 261 0.7 81
Show 15183-4931 RST 757 295 3.5 81
Show 15174-5039 CPO 419 57 3.8 82
Show 15020-5025 CPO 408 173 4.1 87
Show 15030-5046 HDS2123 9 0.6 88
Show 15080-4827 BRT 848 9 5.4 90
Show 15012-5015 BRT 841 66 6.0 91
Show 15156-4833 KPP 675 190 6.0 96
Show 15086-4819 HJ 4732 68 9.3 97
Show 15123-4817 RST 748 108 1.4 99
Show 15042-5120 B 1258 135 1.7 104
Show 15196-4901 VOU 59 191 4.0 105
Show 15087-5140 BRT 849 170 4.4 108
Show 15173-5118 RST2947 268 0.3 108
Show 15209-4921 CPO 423 343 2.7 108
Show 15207-4910 VOU 60 35 5.2 108
Show 15173-5122 RST2946 154 2.0 110
Show 15221-4938 CPO 424 278 6.6 115
Show 15183-4830 RST 758 20 1.5 115
Show 15200-5102 CPO 422 122 5.1 115
Show 15221-5027 SKF 943 148 3.1 118
Show 15163-5138 CPO 418 315 10.7 119
Show 15127-4758 CPO 64 351 55.2 119
Show 15159-4804 HJ 4750 16 12.7 123

 
 
WDS 15103-4954 : COMPONENTS
 
 
  A Ab
Ab pa=236.5°
sep=0.64"
 
B pa=325.7°
sep=11.06"
pa=329.1°
sep=11.07"
 
 
15103-4954 A
 
 
Coord arcsec 2000 151020.44-495358.4 Mag 9.49 Spectral class K2.5V (yellow-orange) PmRA -167.00
PmDE -101.0 HIP 74243 Tycho2 8301-02841-1 HD 134180
CD CD-49 9374 CP CP-49 7762
Tycho2
Tycho2 8301-02841-1 Pflag RAmdeg 227.58449958 DEmdeg -49.89980605
PmRA -175.8 PmDE -104.5 E RAmdeg 20 E DEmdeg 20
E pmRA 2.0 E pmDE 1.9 EpRAm 1990.51 EpDEm 1990.38
Num 3 Q RAmdeg 0.1 Q DEmdeg 0.2 Q pmRA 0.1
Q pmDE 0.2 BTmag 10.653 E BTmag 0.043 VTmag 9.526
E VTmag 0.025 Prox 999 TYC T HIP 74243
CCDM RAdeg 227.58513333 DEdeg -49.89956222 EpRA 1990 1.64
EpDE 1990 1.60 E RAdeg 19.7 E DEdeg 19.7 Posflg
Corr 0.1
Hipparcos
Catalog H HIP 74243 Proxy RAhms 15 10 20.44
DEdms -49 53 58.4 Vmag 9.41 VarFlag R Vmag G
RAdeg 227.585 DEdeg -49.8996 AstroRef Plx 26.92
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 134180 BD
CD CD-49 9374 CP CP-49 7762 Dm number -49 9374 VIred 1.03
SpType K3V R SpType Coord arcsec 2000 151020.44-495358.4
Hipparcos 2
HIP 74243 Sn 5 So 0 Nc 1
RArad 3.9721104623 DErad -0.870911494 Plx 26.31 PmRA -175.38
PmDE -104.59 E RArad 1.04 E DErad 0.94 E Plx 1.42
E pmRA 1.26 E pmDE 1.16 Hpmag 9.5438 E Hpmag 0.0023
SHp 0.021 VA 0 BV 0.99 E BV 0.003
VI 1.03
 
 
15103-4954 Ab
 
 
Coord arcsec 2000 151020.38-495358.8 Mag 15.9 Calc delta mag 6.5 Calc coord yes
 
 
15103-4954 B
 
 
Coord arcsec 2000 151019.80-495349.3 Mag 14.6 Spectral class M4V (red) PmRA -119.00
PmDE -91.0 Calc delta mag 5.2 Calc coord yes