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Doubles in session


Current system
08165+0911
BU 1065 AB
Bet Cnc


Nearby doubles
17' : 08175+0905
CHE 100

23' : 08159+0932
CHE 98

24' : 08172+0933
CHE 99

24' : 08150+0921
CHE 95

25' : 08182+0910
CHE 103

32' : 08176+0843
CHE 101

32' : 08145+0859
GWP 999

35' : 08147+0850
CHE 94

37' : 08154+0944
CHE 96

37' : 08182+0843
CHE 104

38' : 08143+0931
CHE 93

39' : 08161+0833
TDS 450

40' : 08191+0922
CHE 106AB

41' : 08138+0904
CHE 89

42' : 08180+0836
CHE 102

42' : 08156+0951
CHE 97

43' : 08142+0939
CHE 90

44' : 08142+0845
CHE 91

45' : 08186+0839
CHE 105

45' : 08193+0926
CHE 107

50' : 08142+0836
CHE 92

50' : 08155+0959
TOK 883

50' : 08199+0907
CHE 110

57' : 08136+0835
CHE 86

57' : 08127+0859
OSB 6

58' : 08137+0833
CHE 88



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.

08165+0911 BU 1065 AB (Bet Cnc)

 
 
08h 16m 30.95s +09° 11' 08.4" P.A. 294.00 sep 29.4 mag 3.52,14.30 Sp K4III dist. 93.02 pc (303.43 l.y.)
 
 
Coord 2000 08165+0911 Discov num BU 1065 Comp AB Coord arcsec 2000 08 16 30.95 +09 11 08.4
Date first 1889 Date last 2018 Obs 11
Pa first 295 Pa last 294.3 P.A. Now (θ) 294.3°
Sep first 29.1 Sep last 29.38 Sep. Now (ρ) 29.38"
Mag pri 3.52 Mag sec 14.30 delta mag (ΔM) 10.78 Spectral class K4III (yellow-orange)
Pri motion ra -047 Sec motion ra
Pri motion dec -049 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
08165+0911 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show Bet Cnc 116569 08 16 31 +09 11 08 BU 1065 AB 2018 11 294 29.4 3.52 14.30 10.78 <===
Show 116569 08 16 31 +09 11 08 DAL 42 AC 2018 6 39 70.2 3.68 14.20 10.52
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name Bet Cnc Common name Tarf Var name NSV3973 Cnc Constellation Cancer
SAO 116569 HIP 40526 Tycho2 0794-01622-1 Gaia DR2 3098404220677760512
HD 69267 HR 3249 GC 11254 ADS 6704
BD BD+09 1917 Bayer Beta Cancri Bayer name Bet Cnc Flamsteed 17 Cancri
Flamsteed name 17 Cnc FK5 312 Distance 93.02 Distance ly 303.43
Bayer greek β Cnc
Other names Altarf, Al Tarf
Meaning tip, look
 
 
WDS 08165+0911 BU 1065 AB (Bet Cnc) : NOTES
 
 
discov_num notes refcode
BU 1065 bet Cnc = 17 Cnc. Burnham measured BD+09@1922 and BD+09@1926 with A__1932a
respect to A. A may be variable.
Mk III Limb-darkened diameter 5.20 +/- 0.07 mas MkT2001
Mk III Limb-darkened diameter 5.238 +/- 0.069 mas. MkT2003
NPOI Limb-darkened diameter 5.03 +/- 0.04 mas, NOI1999
R = 48. +/- 4. \rsun.
NPOI Limb-darkened diameter 5.13 +/- 0.06 mas. NOI2001b
NPOI Limb-darkened diameter 5.167 +/- 0.035 mas, Sp = K4III, NOI2018
R = 51.66 +/- 0.98 \rsun, Teff = 4094 +/- 53 K,
L = 676.7 +/-41.4 \lsun, M = 1.75 +/- 0.11 \msun,
Age = 1.49 +/- 0.22 Gyr.
 
 
REFERENCES
 
 
refcode metd author reference
A__1932a Ma - Aitken, R.G. 1932QB821.A43......
A__1932a Aitken Double Star Catalogue, 1932
MkT2001 not j Nordgren, T.E., Sudol, J.J. & Mozurkewich, D. 2001AJ....122.2707N
MkT2001 AJ 122, 2707, 2001 .
MkT2003 Km - Mozurkewich, D., Armstrong, J.T., Hindsley, R., Quirrenbach, A., Hummel, C.A., 2003AJ....126.2502M
MkT2003 +not Hutter, D., Johnston, K.J., Hajian, A., Elias, N.M., II, Buscher, D., & Simon, R.
MkT2003 AJ 126, 2502, 2003
NOI1999 not j Nordgren, T.E., Germain, M.E., Benson, J.A., Mozurkewich, D., Sudol, J.J., Elias, 1999AJ....118.3032N
NOI1999 II, N.M., Hajian, A.R., White, N.M., Hutter, D.J., Johnston, K.J., Gauss, F.S., .
NOI1999 Armstrong, J.T., Pauls, T.A. & Rickard, L.J. .
NOI1999 AJ 118, 3032, 1999 .
NOI2001b not j Nordgren, T.E., Sudol, J.J. & Mozurkewich, D. 2001AJ....122.2707N
NOI2001b AJ 122, 2707, 2001 .
NOI2018 not j Baines, E.K., Armstrong, J.T., Schmitt, H.R., Zavala, R.T., Benson, J.A., Hutter, 2018AJ....155...30B
NOI2018 D.J., Tycner, C. & van Belle, G.T.
NOI2018 AJ 155, 30, 2018
 
 
DISCOVERER
 
 
idgroup discov author
1 BU Burnham, S.W. (BU 1 - 81)
179 DAL Daley, J.A.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
08165+0911 BU 1065 AB 2008 7 294 30.1 3.52 14.30 K4III N D 081630.95+091108.4
08165+0911 BU 1065 AB 2016 9 293 29.5 3.52 14.30 K4III N 081630.95+091108.4
08165+0911 BU 1065 AB 2018 10 294 29.4 3.52 14.30 K4III N 081630.95+091108.4

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

 
 
WDS 08165+0911 BU 1065 AB (Bet Cnc) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 08165+0911 BU 1065 AB (Bet Cnc) : MEASURES
 
 
No records found.

 
 
WDS 08165+0911 (Bet Cnc) : VIRTUAL EYEPIECE
 
 

08165+0911 BU 1065A mag 3.52 Sp K4III 08165+0911 BU 1065B sep 29.1 P.A. 294.60 mag 14.3 08165+0911 DAL 42C sep 69.8 P.A. 38.10 mag 14.2 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 08165+0911 (Bet Cnc) : ALADIN DSS IMAGE @ 08h 16m 30.95s +09° 11' 08.4"
 
 
 
 
WDS 08165+0911 BU 1065 AB (Bet Cnc) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

08165+0911 BU 1065AB (Tarf) distance=0' 08175+0905 CHE 100 distance=17' 08159+0932 CHE 98 distance=23' 08172+0933 CHE 99 distance=24' 08150+0921 CHE 95 distance=24' 08182+0910 CHE 103 distance=25' 08176+0843 CHE 101 distance=32' 08145+0859 GWP 999 distance=32' 08147+0850 CHE 94 distance=35' 08154+0944 CHE 96 distance=37' 08182+0843 CHE 104 distance=37' 08143+0931 CHE 93 distance=38' 08161+0833 TDS 450 distance=39' 08191+0922 CHE 106AB distance=40' 08191+0922 DAM 744AC distance=40' 08138+0904 CHE 89 distance=41' 08180+0836 CHE 102 distance=42' 08156+0951 CHE 97 distance=42' 08142+0939 CHE 90 distance=43' 08142+0845 CHE 91 distance=44' 08186+0839 CHE 105 distance=45' 08193+0926 CHE 107 distance=45' 08142+0836 CHE 92 distance=50' 08155+0959 TOK 883 distance=50' 08199+0907 CHE 110 distance=50' 08136+0835 CHE 86 distance=57' 08127+0859 OSB 6 distance=57' 08137+0833 CHE 88 distance=58' 08129+0935 STF1201 distance=59' 08201+0842 CHE 111 distance=61' 08194+0955 CHE 108 distance=62' 08136+0827 CHE 87 distance=62' 08139+1000 SLW 228 distance=63' 08195+0826 CHE 109 distance=63' 08127+0845 ST 10 distance=64' 08147+1012 TDS 447 distance=67' 08202+0953 CHE 112AB distance=69' 08202+0953 CHE 112AC distance=69' 08220+0903 BRT2142 distance=83' 08136+1023 BU 204 distance=84' 08198+0755 TDS 458 distance=91' 08222+0945 CVR1145 distance=92' 08227+0928 TDS5775 distance=94' 08227+0927 GRV 760AB distance=94' 08155+0738 A 2958 distance=95' 08157+0738 STF1209 distance=95' 08175+0737 SKF 613 distance=96' 08176+1050 A 2959 distance=101' 08129+1044 BPM 436 distance=107' 08119+0748 CVR1136 distance=109' 08136+1051 STF1202 distance=109' 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 Tarf 08165+0911 BU 1065 AB 294 29.4
Show Tarf 08165+0911 DAL 42 AC 39 70.2
Show 08175+0905 CHE 100 14 31.9 17
Show 08159+0932 CHE 98 207 3.1 23
Show 08172+0933 CHE 99 62 39.5 24
Show 08150+0921 CHE 95 27.0 24
Show 08182+0910 CHE 103 134 47.2 25
Show 08176+0843 CHE 101 343 36.2 32
Show 08145+0859 GWP 999 228 17.7 32
Show 08147+0850 CHE 94 77 29.9 35
Show 08154+0944 CHE 96 257 23.1 37
Show 08182+0843 CHE 104 78 15.6 37
Show 08143+0931 CHE 93 151 44.9 38
Show 08161+0833 TDS 450 89 1.0 39
Show 08191+0922 CHE 106 AB 70 25.0 40
Show 08191+0922 DAM 744 AC 282 7.2 40
Show 08138+0904 CHE 89 71 35.3 41
Show 08180+0836 CHE 102 331 21.8 42
Show 08156+0951 CHE 97 332 31.5 42
Show 08142+0939 CHE 90 330 30.0 43
Show 08142+0845 CHE 91 241 33.4 44
Show 08186+0839 CHE 105 54 29.0 45
Show 08193+0926 CHE 107 313 26.3 45
Show 08142+0836 CHE 92 20 17.1 50
Show 08155+0959 TOK 883 235 0.2 50
Show 08199+0907 CHE 110 82 37.6 50
Show 08136+0835 CHE 86 300 22.1 57
Show 08127+0859 OSB 6 193 9.5 57
Show 08137+0833 CHE 88 111 45.5 58
Show 08129+0935 STF1201 184 6.7 59
Show 08201+0842 CHE 111 140 36.2 61
Show 08194+0955 CHE 108 21 37.2 62
Show 08136+0827 CHE 87 64 23.0 62
Show 08139+1000 SLW 228 260 77.1 63
Show 08195+0826 CHE 109 267 10.7 63
Show 08127+0845 ST 10 357 3.1 64
Show 08147+1012 TDS 447 274 0.8 67
Show 08202+0953 CHE 112 AB 50 34.5 69
Show 08202+0953 CHE 112 AC 2 27.4 69
Show 08220+0903 BRT2142 350 3.5 83
Show 08136+1023 BU 204 291 0.8 84
Show 08198+0755 TDS 458 290 0.9 91
Show 08222+0945 CVR1145 192 5.0 92
Show 08227+0928 TDS5775 242 1.1 94
Show 08227+0927 GRV 760 AB 90 32.7 94
Show 08155+0738 A 2958 299 0.4 95
Show 08157+0738 STF1209 201 36.3 95
Show 08175+0737 SKF 613 68 0.8 96
Show 08176+1050 A 2959 267 0.8 101
Show 08129+1044 BPM 436 203 116.7 107
Show 08119+0748 CVR1136 10 3.6 109

 
 
WDS 08165+0911 : COMPONENTS
 
 
  A B
B pa=294.6°
sep=29.07"
 
C pa=38.1°
sep=69.85"
pa=58.4°
sep=81.71"
 
 
08165+0911 A
 
 
Name Bet Cnc Common name Tarf Meaning tip, look Other names Altarf, Al Tarf
Coord arcsec 2000 081630.95+091108.4 Mag 3.52 Spectral class K4III (yellow-orange) PmRA -47.00
PmDE -49.0 SAO 116569 HIP 40526 Tycho2 0794-01622-1
HD 69267 HR 3249 GC 11254 ADS 6704
BD BD+09 1917 Bayer Beta Cancri Bayer name Bet Cnc Flamsteed 17 Cancri
Flamsteed name 17 Cnc FK5 312
Tycho2
Tycho2 0794-01622-1 Pflag RAmdeg 124.12883577 DEmdeg 9.18554460
PmRA -46.8 PmDE -49.3 E RAmdeg 3 E DEmdeg 4
E pmRA 0.4 E pmDE 0.3 EpRAm 1990.79 EpDEm 1989.32
Num 20 Q RAmdeg 2.3 Q DEmdeg 2.0 Q pmRA 2.0
Q pmDE 2.3 BTmag 5.475 E BTmag 0.014 VTmag 3.684
E VTmag 0.009 Prox 999 TYC T HIP 40526
CCDM RAdeg 124.12894389 DEdeg 9.18566361 EpRA 1990 1.82
EpDE 1990 1.29 E RAdeg 3.2 E DEdeg 3.7 Posflg
Corr 0.1
SAO
SAO 116569 DelFlag RA1950 PmRA1950 -0.003
DE1950 PmDE1950 -0.052 Vmag 3.8 SpType K2
Double code Source 74 CatNum 312 DM BD+09 1917
DMcomp BDsup HD 69267 M HD 0
GC 11254 RA1950rad 2.15462945 DE1950rad 0.16303183 PmRA2000 -0.0029
PmDE2000 -0.049
Hipparcos
Catalog H HIP 40526 Proxy RAhms 08 16 30.95
DEdms +09 11 08.4 Vmag 3.53 VarFlag R Vmag G
RAdeg 124.129 DEdeg 9.18566 AstroRef Plx 11.23
CCDM 08165+0911 N CCDM I Nsys 1 Ncomp 1
MultFlag G Source Qual M HIP
Theta Rho HD 69267 BD BD+09 1917
CD CP Dm number +09 1917 VIred 1.47
SpType K4III R SpType Coord arcsec 2000 081630.95+091108.4
Hipparcos 2
HIP 40526 Sn 5 So 1 Nc 1
RArad 2.1664589236 DErad 0.1603200729 Plx 10.75 PmRA -46.82
PmDE -49.24 E RArad 0.19 E DErad 0.1 E Plx 0.19
E pmRA 0.27 E pmDE 0.17 Hpmag 3.6714 E Hpmag 0.001
SHp 0.006 VA 0 BV 1.481 E BV 0.006
VI 1.47
CCDM
Ccdm 08165+0911 RComp Comp A Note1
Note2 Discov num DRAs 0.93 DDEs 7.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 3.8 Sp K2 PmNote *
PmRA -45 PmDE -52 Dm number +09 1917 Cat1 BD
Name2 116569 Cat2 SAO HD 69267 M HD
ADS BDS A 6704 M ADS BDS N IDS IDS 08111N0930A
HIC 40526
 
 
08165+0911 B
 
 
Coord arcsec 2000 081629.16+091120.5 Mag 14.3 Calc delta mag 10.78 Calc coord yes
CCDM
Ccdm 08165+0911 RComp Comp B Note1
Note2 Discov num BU 1065 DRAs -0.87 DDEs 20.0
R dRAs 90 Year 1889 Theta 294 Rho 29.2
Obs 5 Vmag 14.3 Sp PmNote
PmRA -45 PmDE -52 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 6704 M ADS BDS N N IDS IDS 08111N0930B
HIC
 
 
08165+0911 C
 
 
Coord arcsec 2000 081633.86+091203.3 Mag 14.2 PmRA -2.00 PmDE 12.0
Calc delta mag 10.68 Calc coord yes