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Doubles in session


Current system
08401+2000
SLE 335 CS


Nearby doubles
6' : 08397+2005
COU 47

8' : 08400+2009
ARN 105AB

11' : 08403+2012
BOV 40

14' : 08391+2000
OCC 637

15' : 08393+2013
BOV 38

16' : 08403+1947
BOV 41

19' : 08401+1944
PAT 45

19' : 08405+2019
BOV 45

22' : 08401+2023
SLE 334

23' : 08404+1940
STF1254AB

23' : 08384+2006
BOV 36

24' : 08397+1939
HZG 6

25' : 08391+1941
S 570AB

26' : 08408+1940
BOV 47

27' : 08381+1959
BOV 34

28' : 08419+2010
SLE 336AB

29' : 08399+1933
BU 584AB

29' : 08408+2028
SLW 276

30' : 08405+1933
S 574AB
Meleph

31' : 08399+2032
TDS 484

33' : 08413+2029
BU 585

34' : 08423+2002
COU 382

34' : 08381+2023
SLE 330

34' : 08422+1950
SLW 280

36' : 08396+1926
BOV 39

37' : 08377+1946
STF1249



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.

08401+2000 SLE 335 CS

 
 
08h 39m 59.07s +20° 01' 53.0" P.A. 340.00 sep 137.1 mag 9.03,10.14 Sp F5V
 
 
Coord 2000 08401+2000 Discov num SLE 335 Comp CS Coord arcsec 2000 08 39 59.07 +20 01 53.0
Date first 1894 Date last 2002 Obs 8
Pa first 335 Pa last 339.7 P.A. Now (θ) 339.7°
Sep first 133.3 Sep last 137.06 Sep. Now (ρ) 137.06"
Mag pri 9.03 Mag sec 10.14 delta mag (ΔM) 1.11 Spectral class F5V (yellow-white)
Pri motion ra -037 Sec motion ra -035
Pri motion dec -016 Sec motion dec -012
Notes N W (See Notes, )
rPM=0.111 (< 0.3, Physical double)
This double is physical.
 
 
08401+2000 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 39 Cnc 80333 08 40 06 +20 00 28 ENG 37 AB 2015 34 150 151.8 6.47 6.58 0.11
Show 80333 08 40 06 +20 00 28 ENG 37 AC 2015 23 309 134.0 6.47 9.03 2.56
Show 80333 08 40 06 +20 00 28 ENG 37 AD 2015 22 111 134.9 6.47 8.79 2.32
Show 80333 08 40 06 +20 00 28 SLE 685 AR 2001 4 150 290.3 6.47 11.63 5.16
Show 80333 08 40 06 +20 00 28 SLE 335 AS 2002 6 325 261.7 6.47 10.14 3.67
Show 80336 08 40 11 +19 58 16 CHR 28 Ba,Bb 1987 3 134 0.4 6.61
Show 80336 08 40 11 +19 58 16 BUP 120 BR 2015 7 147 140.3 6.61 11.63 5.02
Show 80331 08 39 59 +20 01 53 PAT 44 Ca,Cb 1998 1 22 0.3 9.23
Show 80331 08 39 59 +20 01 53 SLE 335 CS 2002 8 340 137.1 9.03 10.14 1.11 <===
Octuple system
6 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cancer SAO 80331 Tycho2 1398-00050-1 Gaia DR2 664327128823010688
HD 73617 DM BD+20 2155
 
 
WDS 08401+2000 SLE 335 CS : NOTES
 
 
discov_num notes refcode
ENG 37 A: 39 Cnc. A variable?
CHR 28 B: 40 Cnc. Praesepe cluster member with excess luminosity. The
1986.8922 measure is from reanalysis of archival data. Frequently
unresolved, due to large delta m. Msn1993b
 
 
REFERENCES
 
 
refcode metd author reference
Msn1993b Sc j Mason, B.D., Hartkopf, W.I., McAlister, H.A., & Sowell, J.R. 1993AJ....106..637M
Msn1993b AJ 106, 637, 1993
 
 
DISCOVERER
 
 
idgroup discov author
1 BUP Burnham proper motion stars (see Burnham, Carnegie Inst. Wash. #168, 1913)
1 CHR Center for High Ang. Res. Astronomy (speckle interferometry systems)
3 ENG changed from EN to ENG and that for Engelhardt from ENG to ENH. This has led to
34 PAT Patience, J., Ghez, A.M., Reid, I.N., Weinberger, A.J., & Matthews, K.
37 PAT Patience, J., White, R.J., Ghez, A.M., McCabe, C., McLean, I.S., Larkin, J.E.,
37 PAT Prato, L., Kim, S.S., et al.
38 PAT Patience, J., Zavala, R.T., Prato, L., Franz, O., Wasserman, L., Tycner, C.,
38 PAT Hutter, D.J., & Hummel, C.A.
39 SLE Soulie, G.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
08401+2000 SLE 335 CS 2002 7 340 137.1 9.03 10.14 D 083959.07+200153.0

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

 
 
WDS 08401+2000 SLE 335 CS : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 08401+2000 SLE 335 CS : MEASURES
 
 
No records found.

 
 
WDS 08401+2000 : VIRTUAL EYEPIECE
 
 

08401+2000 ENG 37A mag 6.47 Sp K0III 08401+2000 BUP 120B sep 149.8 P.A. 151.70 mag 6.61 Sp A1III 08401+2000 CHR 28Bb sep 150.2 P.A. 151.70 08401+2000 SLE 335C sep 134.2 P.A. 309.30 mag 9.03 Sp F5V 08401+2000 PAT 44Cb sep 134.2 P.A. 309.40 08401+2000 ENG 37D sep 127.9 P.A. 112.20 mag 8.79 08401+2000 SLE 685R sep 285.9 P.A. 151.00 mag 11.63 08401+2000 SLE 335S sep 256.5 P.A. 326.20 mag 10.14 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 08401+2000 : ALADIN DSS IMAGE @ 08h 39m 59.07s +20° 01' 53.0"
 
 
 
 
WDS 08401+2000 SLE 335 CS : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

08401+2000 SLE 335CS distance=0' 08401+2000 ENG 37AB distance=3' 08401+2000 ENG 37AC distance=3' 08401+2000 ENG 37AD distance=3' 08401+2000 SLE 685AR distance=3' 08401+2000 SLE 335AS distance=3' 08401+2000 CHR 28Ba,Bb distance=5' 08401+2000 BUP 120BR distance=5' 08397+2005 COU 47 distance=6' 08404+2006 PAT 46CJ distance=8' 08400+2009 ARN 105AB distance=8' 08403+2012 BOV 40 distance=11' 08391+2000 OCC 637 distance=14' 08393+2013 BOV 38 distance=15' 08403+1947 BOV 41 distance=16' 08401+1944 PAT 45 distance=19' 08405+2019 BOV 45 distance=19' 08401+2023 SLE 334 distance=22' 08404+1940 S 572CD distance=22' 08404+1940 BOV 42Ba,Bb distance=23' 08404+1940 STF1254AB distance=23' 08404+1940 STF1254AC distance=23' 08404+1940 STF1254AD distance=23' 08404+1940 SMR 30AE distance=23' 08384+2006 BOV 36 distance=23' 08397+1939 HZG 6 distance=24' 08391+1941 S 570AB distance=25' 08391+1941 S 570AC distance=25' 08408+1940 BOV 47 distance=26' 08381+1959 BOV 34 distance=27' 08418+1952 OCC 638Fa,Fb distance=28' 08419+2010 SLE 336AB distance=28' 08399+1933 BU 584AB distance=29' 08399+1933 S 571AD distance=29' 08399+1933 S 571AG distance=29' 08399+1933 GII 164Aa,Ab distance=29' 08408+2028 SLW 276 distance=29' 08399+1933 CHR 156Da,Db distance=30' 08399+1933 BKO 34DE distance=30' 08399+1933 BU 584DC distance=30' 08405+1933 S 574AB (Meleph) distance=30' 08405+1933 CIA 28Aa,Ab (Meleph) distance=30' 08399+2032 TDS 484 distance=31' 08413+2029 BU 585 distance=33' 08423+2002 COU 382 distance=34' 08381+2023 SLE 330 distance=34' 08422+1950 SLW 280 distance=34' 08396+1926 BOV 39 distance=36' 08377+1946 STF1249 distance=37' 08417+2036 SLW 278BC distance=40' 08423+2025 SLE 338 distance=40' 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 08401+2000 PAT 44 Ca,Cb 22 0.3
Show 08401+2000 SLE 335 CS 340 137.1
Show 08401+2000 ENG 37 AB 150 151.8 3
Show 08401+2000 ENG 37 AC 309 134.0 3
Show 08401+2000 ENG 37 AD 111 134.9 3
Show 08401+2000 SLE 685 AR 150 290.3 3
Show 08401+2000 SLE 335 AS 325 261.7 3
Show 08401+2000 CHR 28 Ba,Bb 134 0.4 5
Show 08401+2000 BUP 120 BR 147 140.3 5
Show 08397+2005 COU 47 140 0.6 6
Show 08404+2006 PAT 46 CJ 153 0.4 8
Show 08400+2009 ARN 105 AB 153 91.2 8
Show 08403+2012 BOV 40 289 0.3 11
Show 08391+2000 OCC 637 -1 0.0 14
Show 08393+2013 BOV 38 18 0.3 15
Show 08403+1947 BOV 41 69 0.1 16
Show 08401+1944 PAT 45 208 0.9 19
Show 08405+2019 BOV 45 188 0.1 19
Show 08401+2023 SLE 334 154 29.1 22
Show 08404+1940 S 572 CD 91 72.6 22
Show 08404+1940 BOV 42 Ba,Bb 25 1.8 23
Show 08404+1940 STF1254 AB 55 20.8 23
Show 08404+1940 STF1254 AC 343 62.5 23
Show 08404+1940 STF1254 AD 44 83.5 23
Show 08404+1940 SMR 30 AE 156 15.9 23
Show 08384+2006 BOV 36 97 1.0 23
Show 08397+1939 HZG 6 55 2.8 24
Show 08391+1941 S 570 AB 84 57.3 25
Show 08391+1941 S 570 AC 345 178.6 25
Show 08408+1940 BOV 47 45 0.1 26
Show 08381+1959 BOV 34 74 0.2 27
Show 08418+1952 OCC 638 Fa,Fb -1 0.0 28
Show 08419+2010 SLE 336 AB 329 31.6 28
Show 08399+1933 BU 584 AB 290 0.9 29
Show 08399+1933 S 571 AD 242 92.1 29
Show 08399+1933 S 571 AG 158 45.7 29
Show 08399+1933 GII 164 Aa,Ab 101 0.2 29
Show 08408+2028 SLW 276 33 22.3 29
Show 08399+1933 CHR 156 Da,Db 241 0.6 30
Show 08399+1933 BKO 34 DE 3 35.4 30
Show 08399+1933 BU 584 DC 89 99.6 30
Show Meleph 08405+1933 S 574 AB 250 134.0 30
Show Meleph 08405+1933 CIA 28 Aa,Ab 171 0.0 30
Show 08399+2032 TDS 484 104 2.0 31
Show 08413+2029 BU 585 72 0.3 33
Show 08423+2002 COU 382 348 0.3 34
Show 08381+2023 SLE 330 10 16.9 34
Show 08422+1950 SLW 280 160 75.7 34
Show 08396+1926 BOV 39 352 1.1 36
Show 08377+1946 STF1249 40 24.9 37
Show 08417+2036 SLW 278 BC 87 78.2 40

 
 
WDS 08401+2000 : COMPONENTS
 
 
  A B Bb C Cb D R
B pa=151.7°
sep=149.75"
 
Bb pa=151.7°
sep=150.15"
pa=135.9°
sep=0.41"
 
C pa=309.3°
sep=134.15"
pa=321.1°
sep=278.48"
pa=321.1°
sep=278.89"
 
Cb pa=309.4°
sep=134.24"
pa=321.2°
sep=278.61"
pa=321.2°
sep=279.02"
pa=20.8°
sep=0.27"
 
D pa=112.2°
sep=127.87"
pa=29.6°
sep=96.09"
pa=29.4°
sep=96.21"
pa=121.0°
sep=259.12"
pa=121.0°
sep=259.17"
 
R pa=151.0°
sep=285.94"
pa=150.3°
sep=136.21"
pa=150.3°
sep=135.81"
pa=144.1°
sep=413.53"
pa=144.2°
sep=413.68"
pa=174.3°
sep=202.80"
 
S pa=326.2°
sep=256.46"
pa=328.2°
sep=405.76"
pa=328.2°
sep=406.17"
pa=343.1°
sep=133.92"
pa=343.0°
sep=133.71"
pa=315.0°
sep=369.48"
pa=328.7°
sep=541.91"
 
 
08401+2000 A
 
 
Name 39 Cnc Coord arcsec 2000 084006.44+200028.1 Mag 6.47 Spectral class K0III (yellow-orange)
PmRA -34.00 PmDE -13.0 SAO 80333 HIP 42516
Tycho2 1398-00027-1 HD 73665 HR 3427 GC 11888
BD BD+20 2158 Flamsteed 39 Cancri Flamsteed name 39 Cnc
Tycho2
Tycho2 1398-00027-1 Pflag RAmdeg 130.02674390 DEmdeg 20.00778611
PmRA -34.0 PmDE -12.5 E RAmdeg 4 E DEmdeg 5
E pmRA 0.9 E pmDE 0.8 EpRAm 1991.43 EpDEm 1990.65
Num 18 Q RAmdeg 0.8 Q DEmdeg 0.8 Q pmRA 0.7
Q pmDE 0.9 BTmag 7.616 E BTmag 0.016 VTmag 6.474
E VTmag 0.010 Prox 999 TYC T HIP 42516
CCDM RAdeg 130.02682583 DEdeg 20.00781611 EpRA 1990 1.85
EpDE 1990 1.31 E RAdeg 3.8 E DEdeg 5.1 Posflg
Corr -0.1
SAO
SAO 80333 DelFlag RA1950 PmRA1950 -0.0025
DE1950 PmDE1950 -0.019 Vmag 6.5 SpType K0
Double code Source 70 CatNum 11888 DM BD+20 2158
DMcomp BDsup HD 73665 M HD 0
GC 11888 RA1950rad 2.2568558 DE1950rad 0.35230455 PmRA2000 -0.0026
PmDE2000 -0.015
Hipparcos
Catalog H HIP 42516 Proxy RAhms 08 40 06.44
DEdms +20 00 28.1 Vmag 6.39 VarFlag R Vmag G
RAdeg 130.027 DEdeg 20.0078 AstroRef Plx 5.55
CCDM 08401+2000 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 73665 BD BD+20 2158
CD CP Dm number +20 2158 VIred 1.03
SpType K0III R SpType Coord arcsec 2000 084006.44+200028.1
Hipparcos 2
HIP 42516 Sn 5 So 0 Nc 1
RArad 2.2693963821 DErad 0.3492022742 Plx 5.36 PmRA -36.17
PmDE -11.26 E RArad 0.48 E DErad 0.28 E Plx 0.49
E pmRA 0.61 E pmDE 0.39 Hpmag 6.5513 E Hpmag 0.0009
SHp 0.007 VA 0 BV 0.98 E BV 0.005
VI 1.03
CCDM
Ccdm 08401+2000 RComp Comp A Note1
Note2 Discov num DRAs 0.34 DDEs 27.7
R dRAs 10 Year Theta Rho
Obs 5 Vmag 6.5 Sp K0 PmNote *
PmRA -50 PmDE -19 Dm number +20 2158 Cat1 BD
Name2 +20 1008 Cat2 AGK2/3 HD 73665 M HD
ADS BDS M ADS BDS N IDS IDS 08344N2022A
HIC 42516
 
 
08401+2000 B
 
 
Coord arcsec 2000 084011.47+195816.2 Coord calc 084011.47+195816.2 Mag 6.61 Spectral class A1III (white)
PmRA -36.00 PmDE -14.0 SAO 80336 HIP 42523
Tycho2 1395-00806-1 HD 73666 GC 11889 BD BD+20 2159
Flamsteed 40 Cancri Flamsteed name 40 Cnc Calc delta mag 0.14
Tycho2
Tycho2 1395-00806-1 Pflag RAmdeg 130.04772243 DEmdeg 19.97113266
PmRA -34.1 PmDE -13.8 E RAmdeg 4 E DEmdeg 4
E pmRA 0.9 E pmDE 0.9 EpRAm 1991.48 EpDEm 1991.01
Num 15 Q RAmdeg 0.5 Q DEmdeg 0.8 Q pmRA 0.6
Q pmDE 0.7 BTmag 6.606 E BTmag 0.015 VTmag 6.580
E VTmag 0.010 Prox 998 TYC T HIP 42523
CCDM RAdeg 130.04780500 DEdeg 19.97116611 EpRA 1990 1.80
EpDE 1990 1.34 E RAdeg 3.6 E DEdeg 4.4 Posflg
Corr 0.1
SAO
SAO 80336 DelFlag RA1950 PmRA1950 -0.0025
DE1950 PmDE1950 -0.015 Vmag 6.5 SpType A0
Double code Source 70 CatNum 11889 DM BD+20 2159
DMcomp BDsup HD 73666 M HD 0
GC 11889 RA1950rad 2.25722435 DE1950rad 0.35166761 PmRA2000 -0.0026
PmDE2000 -0.011
Hipparcos
Catalog H HIP 42523 Proxy RAhms 08 40 11.47
DEdms +19 58 16.2 Vmag 6.61 VarFlag R Vmag G
RAdeg 130.048 DEdeg 19.9712 AstroRef Plx 5.72
CCDM 08401+2000 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 73666 BD BD+20 2159
CD CP Dm number +20 2159 VIred 0.03
SpType A1V R SpType Coord arcsec 2000 084011.47+195816.2
Hipparcos 2
HIP 42523 Sn 5 So 0 Nc 1
RArad 2.2697624781 DErad 0.3485626333 Plx 5.55 PmRA -35.53
PmDE -13.97 E RArad 0.47 E DErad 0.28 E Plx 0.5
E pmRA 0.62 E pmDE 0.39 Hpmag 6.6159 E Hpmag 0.0009
SHp 0.006 VA 0 BV 0.006 E BV 0.005
VI 0.03
CCDM
Ccdm 08401+2000 RComp Comp B Note1
Note2 Discov num BUP DRAs 5.44 DDEs -104.3
R dRAs 10 Year 1887 Theta 151 Rho 149.8
Obs 4 Vmag 6.5 Sp A0 PmNote *
PmRA -38 PmDE -22 Dm number +20 2159 Cat1 BD
Name2 +20 1009 Cat2 AGK2/3 HD 73666 M HD
ADS BDS M ADS BDS N IDS IDS 08344N2022B
HIC 42523
 
 
08401+2000 Bb
 
 
Coord arcsec 2000 084011.49+195815.9 Calc delta mag 6.47 Calc coord yes
 
 
08401+2000 C
 
 
Coord arcsec 2000 083959.07+200153.0 Coord calc 083959.07+200153.0 Mag 9.03 Spectral class F5V (yellow-white)
PmRA -37.00 PmDE -16.0 SAO 80331 Tycho2 1398-00050-1
HD 73617 DM BD+20 2155 Calc delta mag 2.56
Tycho2
Tycho2 1398-00050-1 Pflag RAmdeg 129.99615492 DEmdeg 20.03141021
PmRA -34.5 PmDE -15.7 E RAmdeg 10 E DEmdeg 15
E pmRA 1.1 E pmDE 1.0 EpRAm 1990.52 EpDEm 1987.56
Num 8 Q RAmdeg 0.7 Q DEmdeg 1.1 Q pmRA 0.7
Q pmDE 1.2 BTmag 9.443 E BTmag 0.024 VTmag 9.030
E VTmag 0.021 Prox 999 TYC T HIP
CCDM RAdeg 129.99623889 DEdeg 20.03144528 EpRA 1990 1.78
EpDE 1990 1.39 E RAdeg 9.7 E DEdeg 15.9 Posflg
Corr 0.0
SAO
SAO 80331 DelFlag RA1950 PmRA1950 -0.0026
DE1950 PmDE1950 -0.026 Vmag 9 SpType F0
Double code Source 35 CatNum 3481 DM BD+20 2155
DMcomp BDsup HD 73617 M HD 0
GC RA1950rad 2.25631775 DE1950rad 0.35271633 PmRA2000 -0.0027
PmDE2000 -0.022
 
 
08401+2000 Cb
 
 
Coord arcsec 2000 083959.08+200153.3 Calc delta mag 6.47 Calc coord yes
 
 
08401+2000 D
 
 
Coord arcsec 2000 084014.84+195939.7 Mag 8.79 PmRA -36.00 PmDE -13.0
Tycho2 1395-00819-1 Calc delta mag 2.32 Calc coord yes
Tycho2
Tycho2 1395-00819-1 Pflag RAmdeg 130.06395446 DEmdeg 19.99429108
PmRA -34.5 PmDE -12.9 E RAmdeg 9 E DEmdeg 11
E pmRA 1.2 E pmDE 1.1 EpRAm 1990.76 EpDEm 1989.73
Num 7 Q RAmdeg 0.8 Q DEmdeg 0.8 Q pmRA 0.7
Q pmDE 0.8 BTmag 9.143 E BTmag 0.021 VTmag 8.789
E VTmag 0.018 Prox 998 TYC T HIP
CCDM RAdeg 130.06403861 DEdeg 19.99432056 EpRA 1990 1.73
EpDE 1990 1.47 E RAdeg 9.2 E DEdeg 11.4 Posflg
Corr 0.2
 
 
08401+2000 R
 
 
Coord arcsec 2000 084016.26+195617.9 Mag 11.63 PmRA -5.00 PmDE -3.0
Calc delta mag 5.16 Calc coord yes
CCDM
Ccdm 08401+2000 RComp B Comp R Note1
Note2 Discov num BUP DRAs 10.86 DDEs -222.3
R dRAs 65 Year 1907 Theta 147 Rho 140.0
Obs 3 Vmag 10.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 08344N2022R
HIC
 
 
08401+2000 S
 
 
Coord arcsec 2000 083956.31+200401.1 Mag 10.14 Calc delta mag 3.67 Calc coord yes