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Doubles in session


Current system
21165+0924
LAF 64 AC


Nearby doubles
13' : 21165+0936
BRT3228

25' : 21180+0934
HJ 3021

30' : 21181+0942
HJ 3020

33' : 21147+0907
CVR 890

34' : 21161+0851
CVR 891

35' : 21179+0952
HJ 3019

38' : 21181+0854
UC 4436

41' : 21187+0857
LDS4877

47' : 21197+0931
STF2786

48' : 21145+1000
STT 535AB

56' : 21137+0846
UC 4412AB

58' : 21201+0947
UC 4444AB

59' : 21152+0829
SKF1869

67' : 21181+1027
UC 4435

70' : 21178+0817
KPP 490

81' : 21202+1018
HJ 933

82' : 21131+1028
BU 1501

83' : 21110+0933
STF2765AB

84' : 21144+0807
TDT2847

91' : 21214+1020
A 617

91' : 21138+1045
HJ 278

92' : 21224+0953
J 1356

93' : 21226+0900
CVR 895

97' : 21101+0919
GWP3039

97' : 21221+0832
UC 4460

98' : 21158+0747
SKF1870



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

21165+0924 LAF 64 AC

 
 
21h 16m 32.38s +09° 23' 38.8" P.A. 168.00 sep 12.4 mag 5.50,19.50 Sp K3V dist. 16.39 pc (53.46 l.y.)
 
 
Coord 2000 21165+0924 Discov num LAF  64 Comp AC Coord arcsec 2000 21 16 32.38 +09 23 38.8
Date first 2005 Date last 2005 Obs 1
Pa first 168 Pa last 168 P.A. Now (θ) 168°
Sep first 12.4 Sep last 12.37 Sep. Now (ρ) 12.37"
Mag pri 5.50 Mag sec 19.50 delta mag (ΔM) 14 Spectral class K3V (yellow-orange)
Pri motion ra +146 Sec motion ra
Pri motion dec -119 Sec motion dec
Notes K (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
Nature of this double is uncertain.
 
 
21165+0924 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 126671 21 16 32 +09 23 39 LAF 64 AB 2005 1 29 5.5 5.50 17.90 12.40
Show 126671 21 16 32 +09 23 39 LAF 64 AC 2005 1 168 12.4 5.50 19.50 14.00 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Equuleus SAO 126671 HIP 105038 Tycho2 1109-02458-1
Gaia DR2 1743592452563243136 HD 202575 BD BD+08 4638 Distance 16.39
Distance ly 53.46
 
 
WDS 21165+0924 LAF 64 AC : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
LAF Lafreniere, D., Doyon, R., Marois, C., Nadeau, D., Oppenheimer, B.R., Roche, P.F.,
LAF Rigaut, F., Graham, J.R., et al.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
21165+0924 LAF 64 AC 2005 1 168 12.4 7.91 22.00 K2 D 211632.47+092337.8

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

 
 
WDS 21165+0924 LAF 64 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21165+0924 LAF 64 AC : MEASURES
 
 
No records found.

 
 
WDS 21165+0924 : VIRTUAL EYEPIECE
 
 

21165+0924 LAF 64A mag 5.5 Sp K3V 21165+0924 LAF 64B sep 5.5 P.A. 28.50 mag 17.9 21165+0924 LAF 64C sep 12.4 P.A. 168.00 mag 19.5 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21165+0924 : ALADIN DSS IMAGE @ 21h 16m 32.38s +09° 23' 38.8"
 
 
 
 
WDS 21165+0924 LAF 64 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21165+0924 LAF 64AC distance=0' 21165+0936 BRT3228 distance=13' 21180+0934 HJ 3021 distance=25' 21181+0942 HJ 3020 distance=30' 21147+0907 CVR 890 distance=33' 21161+0851 CVR 891 distance=34' 21179+0952 HJ 3019 distance=35' 21181+0854 UC 4436 distance=38' 21187+0857 LDS4877 distance=41' 21197+0931 STF2786 distance=47' 21145+1000 STT 535AB distance=48' 21145+1000 STF2777AB,C distance=48' 21137+0846 UC 4412AB distance=56' 21137+0846 RAO 449Aa,Ab distance=56' 21201+0947 UC 4444AB distance=58' 21152+0829 SKF1869 distance=59' 21181+1027 UC 4435 distance=67' 21178+0817 KPP 490 distance=70' 21202+1018 HJ 933 distance=81' 21131+1028 BU 1501 distance=82' 21110+0933 STF2765AB distance=83' 21110+0933 STF2765AC distance=83' 21144+0807 TDT2847 distance=84' 21214+1020 A 617 distance=91' 21138+1045 HJ 278 distance=91' 21224+0953 J 1356 distance=92' 21226+0900 CVR 895 distance=93' 21101+0919 GWP3039 distance=97' 21221+0832 UC 4460 distance=97' 21158+0747 SKF1870 distance=98' 21121+1038 ENG 81AB distance=100' 21121+1038 BUP 226BC distance=102' 21103+1008 KNT 5AB distance=102' 21103+1008 BU 71AC distance=102' 21103+1008 STFA 54AD distance=102' 21225+0827 HU 275 distance=105' 21140+1106 AG 415AB distance=109' 21140+1106 TOB 316BC distance=110' 21167+0731 HDS3030 distance=113' 21107+1038 LEP 172 distance=114' 21124+0745 J 576 distance=116' 21198+1108 GRV 446 distance=117' 21137+0735 KPP 487 distance=117' 21130+1109 GWP3042 distance=119' 21086+0938 J 159 distance=119' 21123+1105 BPMA251 distance=119' 21137+1115 BPM2345 distance=120' 21141+0729 UC 4414 distance=121' 21143+0725 UC 4415 distance=124' 21236+1030 BRT1356 distance=124' 21164+1128 CVR 892 distance=125' 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 21165+0924 LAF 64 AB 29 5.5 0
Show 21165+0924 LAF 64 AC 168 12.4 0
Show 21165+0936 BRT3228 259 6.2 13
Show 21180+0934 HJ 3021 237 23.8 25
Show 21181+0942 HJ 3020 295 25.8 30
Show 21147+0907 CVR 890 3 29.1 33
Show 21161+0851 CVR 891 33 8.6 34
Show 21179+0952 HJ 3019 309 15.0 35
Show 21181+0854 UC 4436 34 37.6 38
Show 21187+0857 LDS4877 123 89.5 41
Show 21197+0931 STF2786 189 2.8 47
Show 21145+1000 STT 535 AB 214 0.2 48
Show 21145+1000 STF2777 AB,C 6 76.5 48
Show 21137+0846 UC 4412 AB 201 8.6 56
Show 21137+0846 RAO 449 Aa,Ab 322 0.4 56
Show 21201+0947 UC 4444 AB 170 74.7 58
Show 21152+0829 SKF1869 302 67.9 59
Show 21181+1027 UC 4435 259 50.5 67
Show 21178+0817 KPP 490 319 5.0 70
Show 21202+1018 HJ 933 239 17.0 81
Show 21131+1028 BU 1501 210 1.0 82
Show 21110+0933 STF2765 AB 82 2.9 83
Show 21110+0933 STF2765 AC 167 44.2 83
Show 21144+0807 TDT2847 255 1.9 84
Show 21214+1020 A 617 106 0.1 91
Show 21138+1045 HJ 278 263 22.9 91
Show 21224+0953 J 1356 179 8.1 92
Show 21226+0900 CVR 895 47 17.8 93
Show 21101+0919 GWP3039 61 73.1 97
Show 21221+0832 UC 4460 236 22.0 97
Show 21158+0747 SKF1870 203 43.4 98
Show 21121+1038 ENG 81 AB 353 184.7 100
Show 21121+1038 BUP 226 BC 30 24.7 102
Show 21103+1008 KNT 5 AB 232 0.4 102
Show 21103+1008 BU 71 AC 359 60.1 102
Show 21103+1008 STFA 54 AD 152 335.0 102
Show 21225+0827 HU 275 56 0.4 105
Show 21140+1106 AG 415 AB 23 15.9 109
Show 21140+1106 TOB 316 BC 87 21.1 110
Show 21167+0731 HDS3030 285 0.2 113
Show 21107+1038 LEP 172 11 4.7 114
Show 21124+0745 J 576 236 2.3 116
Show 21198+1108 GRV 446 157 60.2 117
Show 21137+0735 KPP 487 211 3.2 117
Show 21130+1109 GWP3042 113 25.6 119
Show 21086+0938 J 159 246 4.0 119
Show 21123+1105 BPMA251 305 252.8 119
Show 21137+1115 BPM2345 10 52.4 120
Show 21141+0729 UC 4414 295 27.0 121
Show 21143+0725 UC 4415 0 69.1 124
Show 21236+1030 BRT1356 63 5.7 124

 
 
WDS 21165+0924 : COMPONENTS
 
 
  A B
B pa=28.5°
sep=5.54"
 
C pa=168.0°
sep=12.37"
pa=180.2°
sep=16.97"
 
 
21165+0924 A
 
 
Coord arcsec 2000 211632.38+092338.8 Mag 5.5 Spectral class K3V (yellow-orange) PmRA 146.00
PmDE -119.0 SAO 126671 HIP 105038 Tycho2 1109-02458-1
HD 202575 BD BD+08 4638
Tycho2
Tycho2 1109-02458-1 Pflag RAmdeg 319.13527124 DEmdeg 9.39383412
PmRA 143.4 PmDE -116.7 E RAmdeg 7 E DEmdeg 7
E pmRA 1.6 E pmDE 1.6 EpRAm 1991.02 EpDEm 1991.01
Num 10 Q RAmdeg 0.7 Q DEmdeg 0.7 Q pmRA 0.7
Q pmDE 0.7 BTmag 9.248 E BTmag 0.020 VTmag 8.026
E VTmag 0.012 Prox 999 TYC T HIP 105038
CCDM RAdeg 319.13493000 DEdeg 9.39410861 EpRA 1990 1.55
EpDE 1990 1.53 E RAdeg 6.9 E DEdeg 7.2 Posflg
Corr -0.2
SAO
SAO 126671 DelFlag RA1950 PmRA1950 0.011
DE1950 PmDE1950 -0.123 Vmag 8.8 SpType K2
Double code Source 32 CatNum 10650 DM BD+08 4638
DMcomp BDsup HD 202575 M HD 0
GC RA1950rad 5.55926505 DE1950rad 0.16032279 PmRA2000 0.0112
PmDE2000 -0.127
Hipparcos
Catalog H HIP 105038 Proxy RAhms 21 16 32.38
DEdms +09 23 38.8 Vmag 7.88 VarFlag R Vmag H
RAdeg 319.135 DEdeg 9.39412 AstroRef Plx 61.83
CCDM 146.48 - N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 202575 BD BD+08 4638
CD CP Dm number +08 4638 VIred 1.11
SpType K2 R SpType Coord arcsec 2000 211632.38+092338.8
Hipparcos 2
HIP 105038 Sn 5 So 0 Nc 1
RArad 5.5699551152 DErad 0.1639582353 Plx 61.02 PmRA 148.06
PmDE -118.93 E RArad 0.74 E DErad 0.63 E Plx 0.89
E pmRA 0.91 E pmDE 0.66 Hpmag E Hpmag 0.0017
SHp 0.012 VA 0 BV 1.02 E BV 0.022
VI 1.11
 
 
21165+0924 B
 
 
Coord arcsec 2000 211632.56+092343.7 Mag 17.9 Delta magnitude 12.4 Coordinate calculated yes
 
 
21165+0924 C
 
 
Coord arcsec 2000 211632.55+092326.7 Mag 19.5 Delta magnitude 14 Coordinate calculated yes