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Doubles in session


Current system
09543-4517
DUN 81
HD 85980


Nearby doubles
16' : 09558-4518
DAM 510

18' : 09535-4532
TDS6885

22' : 09563-4515
DON 372

23' : 09554-4536
KPP 203

23' : 09565-4515
DAM 511AB

24' : 09537-4540
WSP 19AB

26' : 09519-4514
DAM1814

28' : 09520-4505
DAM1815

28' : 09517-4512
DON 366

32' : 09516-4503
DAM1808

35' : 09513-4504
DAM1802

42' : 09576-4540
CPO 278

43' : 09576-4541
B 9013

45' : 09576-4450
TDS6923

48' : 09585-4500
DAM1888

49' : 09502-4539
TDS6843

54' : 09500-4544
HJ 4254

54' : 09506-4440
I 841

57' : 09490-4526
HDS1418

58' : 09533-4614
KPP3799AB

58' : 09594-4457
HJ 4273

59' : 09511-4430
DAM1798

59' : 09576-4604
DON 373

60' : 09508-4430
DON 365

61' : 09587-4439
NSN 297

61' : 09487-4503
DON 361



Selections
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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.

09543-4517 DUN 81 (HD 85980)

 
 
09h 54m 17.66s -45° 17' 00.6" P.A. 239.00 sep 5.6 mag 5.79,8.23 Sp B5V dist. 305.81 pc (997.55 l.y.)
 
 
Coord 2000 09543-4517 Discov num DUN  81 Comp Coord arcsec 2000 09 54 17.66 -45 17 00.6
Date first 1826 Date last 2015 Obs 27
Pa first 239 Pa last 239.1 P.A. Now (θ) 239.1°
Sep first 4.0 Sep last 5.609 Sep. Now (ρ) 5.609"
Mag pri 5.79 Mag sec 8.23 delta mag (ΔM) 2.44 Spectral class B5V (blue-white)
Pri motion ra -013 Sec motion ra -017
Pri motion dec +007 Sec motion dec +004
Notes
rPM=0.286 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 85980 Constellation Vela SAO 221592 HIP 48561
Tycho2 8181-00149-1 Gaia DR2 5411771119252271872 HD 85980 HR 3925
GC 13637 CD CD-44 5987 CP CP-44 4340 Distance 305.81
Distance ly 997.55
 
 
WDS 09543-4517 DUN 81 (HD 85980) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Dun1829 Ma - Dunlop, J. 1829MmRAS...3..257D
Dun1829 MemRAS 3, 257, 1829
Dun1829 some measures corrected in LRR2022
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09543-4517 DUN 81 1999 25 240 5.2 5.79 8.23 B5V D 095417.66-451700.6
09543-4517 DUN 81 2008 26 239 5.5 5.79 8.23 B5V D 095417.66-451700.6
09543-4517 DUN 81 2015 27 239 5.6 5.79 8.23 B5V 095417.66-451700.6

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

 
 
WDS 09543-4517 DUN 81 (HD 85980) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 09543-4517 DUN 81 (HD 85980) : MEASURES
 
 
No records found.

 
 
WDS 09543-4517 (HD 85980) : VIRTUAL EYEPIECE
 
 

09543-4517 DUN 81A mag 5.79 Sp B5V 09543-4517 DUN 81B sep 4.5 P.A. 229.60 mag 8.23 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 09543-4517 (HD 85980) : ALADIN DSS IMAGE @ 09h 54m 17.66s -45° 17' 00.6"
 
 
 
 
WDS 09543-4517 DUN 81 (HD 85980) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

09543-4517 DUN 81 distance=0' 09558-4518 DAM 510 distance=16' 09535-4532 TDS6885 distance=18' 09563-4515 DON 372 distance=22' 09554-4536 KPP 203 distance=23' 09565-4515 DAM 511AB distance=23' 09565-4515 DAM 511AC distance=23' 09537-4540 WSP 19AB distance=24' 09537-4540 WSP 19AC distance=24' 09537-4540 WSP 19AD distance=24' 09537-4540 WSP 19AE distance=24' 09537-4540 WSP 19AF distance=24' 09537-4540 WSP 19AG distance=24' 09537-4540 WSP 19AH distance=24' 09537-4540 WSP 19AI distance=24' 09537-4540 WSP 19AJ distance=24' 09537-4540 WSP 19AK distance=24' 09537-4540 WSP 19AL distance=24' 09537-4540 WSP 19AM distance=24' 09537-4540 WSP 19AN distance=24' 09537-4540 WSP 19AO distance=24' 09537-4540 WSP 19AP distance=24' 09537-4540 WSP 19AQ distance=24' 09537-4540 WSP 19AR distance=24' 09537-4540 WSP 19AS distance=24' 09537-4540 WSP 19AT distance=24' 09537-4540 WSP 19AU distance=24' 09537-4540 WSP 19AV distance=24' 09537-4540 WSP 19A,Wa distance=24' 09537-4540 WSP 19A,Wb distance=24' 09537-4540 WSP 19A,Wc distance=24' 09537-4540 WSP 19A,Wd distance=24' 09537-4540 WSP 19A,We distance=24' 09537-4540 WSP 19A,Wf distance=24' 09519-4514 DAM1814 distance=26' 09520-4505 DAM1815 distance=28' 09517-4512 DON 366 distance=28' 09516-4503 DAM1808 distance=32' 09513-4504 DAM1802 distance=35' 09576-4540 CPO 278 distance=42' 09576-4541 B 9013 distance=43' 09576-4450 TDS6923 distance=45' 09585-4500 DAM1888 distance=48' 09502-4539 TDS6843 distance=49' 09500-4544 HJ 4254 distance=54' 09506-4440 I 841 distance=54' 09490-4526 HDS1418 distance=57' 09533-4614 KPP3799AB distance=58' 09594-4457 HJ 4273 distance=58' 09511-4430 DAM1798 distance=59' 09576-4604 DON 373 distance=59' 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 09543-4517 DUN 81 239 5.6
Show 09558-4518 DAM 510 178 8.6 16
Show 09535-4532 TDS6885 115 0.6 18
Show 09563-4515 DON 372 219 5.3 22
Show 09554-4536 KPP 203 32 3.7 23
Show 09565-4515 DAM 511 AB 165 10.8 23
Show 09565-4515 DAM 511 AC 120 9.2 23
Show 09537-4540 WSP 19 AB 345 9.0 24
Show 09537-4540 WSP 19 AC 136 9.1 24
Show 09537-4540 WSP 19 AD 359 10.0 24
Show 09537-4540 WSP 19 AE 303 11.4 24
Show 09537-4540 WSP 19 AF 70 12.5 24
Show 09537-4540 WSP 19 AG 343 13.5 24
Show 09537-4540 WSP 19 AH 299 14.6 24
Show 09537-4540 WSP 19 AI 103 15.5 24
Show 09537-4540 WSP 19 AJ 309 16.2 24
Show 09537-4540 WSP 19 AK 204 17.1 24
Show 09537-4540 WSP 19 AL 151 17.2 24
Show 09537-4540 WSP 19 AM 145 18.4 24
Show 09537-4540 WSP 19 AN 304 18.5 24
Show 09537-4540 WSP 19 AO 104 18.7 24
Show 09537-4540 WSP 19 AP 263 18.6 24
Show 09537-4540 WSP 19 AQ 358 19.4 24
Show 09537-4540 WSP 19 AR 136 9.2 24
Show 09537-4540 WSP 19 AS 43 14.7 24
Show 09537-4540 WSP 19 AT 48 20.2 24
Show 09537-4540 WSP 19 AU 14 20.2 24
Show 09537-4540 WSP 19 AV 295 20.5 24
Show 09537-4540 WSP 19 A,Wa 262 21.6 24
Show 09537-4540 WSP 19 A,Wb 353 21.7 24
Show 09537-4540 WSP 19 A,Wc 242 22.1 24
Show 09537-4540 WSP 19 A,Wd 269 22.4 24
Show 09537-4540 WSP 19 A,We 312 28.8 24
Show 09537-4540 WSP 19 A,Wf 175 8.3 24
Show 09519-4514 DAM1814 351 1.3 26
Show 09520-4505 DAM1815 266 2.8 28
Show 09517-4512 DON 366 342 2.9 28
Show 09516-4503 DAM1808 123 1.6 32
Show 09513-4504 DAM1802 167 0.9 35
Show 09576-4540 CPO 278 97 3.4 42
Show 09576-4541 B 9013 240 5.1 43
Show 09576-4450 TDS6923 32 0.8 45
Show 09585-4500 DAM1888 271 2.4 48
Show 09502-4539 TDS6843 254 0.6 49
Show 09500-4544 HJ 4254 48 66.9 54
Show 09506-4440 I 841 243 1.5 54
Show 09490-4526 HDS1418 66 8.7 57
Show 09533-4614 KPP3799 AB 201 5.8 58
Show 09594-4457 HJ 4273 136 15.4 58
Show 09511-4430 DAM1798 200 7.1 59
Show 09576-4604 DON 373 272 0.6 59

 
 
WDS 09543-4517 : COMPONENTS
 
 
  A
B pa=229.6°
sep=4.45"
 
 
09543-4517 A
 
 
Componente originario normalizzato AB Name HD 85980 Coord arcsec 2000 095417.66-451700.6 Mag 5.79
Spectral class B5V (blue-white) PmRA -13.00 PmDE 7.0 SAO 221592
HIP 48561 Tycho2 8181-00149-1 HD 85980 HR 3925
GC 13637 CD CD-44 5987 CP CP-44 4340
Tycho2
Tycho2 8181-00149-1 Pflag RAmdeg 148.57356944 DEmdeg -45.28350847
PmRA -13.4 PmDE 7.0 E RAmdeg 4 E DEmdeg 3
E pmRA 1.1 E pmDE 1.1 EpRAm 1991.31 EpDEm 1991.67
Num 13 Q RAmdeg 1.2 Q DEmdeg 1.0 Q pmRA 1.4
Q pmDE 1.0 BTmag 5.646 E BTmag 0.014 VTmag 5.789
E VTmag 0.009 Prox 53 TYC T HIP 48561
CCDM A RAdeg 148.57361472 DEdeg -45.28352444 EpRA 1990 1.52
EpDE 1990 1.78 E RAdeg 3.7 E DEdeg 3.4 Posflg
Corr 0.2
SAO
SAO 221592 DelFlag RA1950 PmRA1950 -0.0024
DE1950 PmDE1950 -0.01 Vmag 5.9 SpType B5
Double code Source 70 CatNum 13637 DM CD-44 5987
DMcomp A BDsup HD 85980 M HD 0
GC 13637 RA1950rad 2.58448616 DE1950rad -0.78621539 PmRA2000 -0.0019
PmDE2000 -0.008
Hipparcos
Catalog H HIP 48561 Proxy H RAhms 09 54 17.67
DEdms -45 17 00.7 Vmag 5.72 VarFlag R Vmag G
RAdeg 148.574 DEdeg -45.2835 AstroRef A Plx 3.86
CCDM 09543-4517 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 240 Rho 5.345 HD 85980 BD
CD CD-44 5987 CP CP-44 4340 Dm number -44 5987 VIred -0.12
SpType B+... R SpType Coord arcsec 2000 095417.67-451700.7
Hipparcos 2
HIP 48561 Sn 15 So 3 Nc 2
RArad 2.5930988336 DErad -0.7903466495 Plx 3.27 PmRA -16.57
PmDE 4.92 E RArad 0.29 E DErad 0.29 E Plx 0.4
E pmRA 0.35 E pmDE 0.36 Hpmag 5.6828 E Hpmag 0.0006
SHp 0.006 VA 0 BV -0.114 E BV 0.002
VI -0.12
CCDM
Ccdm 09543-4517 RComp Comp A Note1
Note2 Discov num DRAs -0.34 DDEs -0.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 5.9 Sp B5 PmNote *
PmRA -15 PmDE 3 Dm number -44 5987 Cat1 CD
Name2 221592 Cat2 SAO HD 85980 M HD
ADS BDS M ADS BDS N IDS IDS 09504S4449A
HIC 48561
 
 
09543-4517 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 095417.34-451703.5 Mag 8.23 PmRA -17.00
PmDE 4.0 Calc delta mag 2.44 Calc coord yes
CCDM
Ccdm 09543-4517 RComp Comp B Note1
Note2 Discov num DUN 81 DRAs -0.77 DDEs -3.1
R dRAs 91 Year 1836 Theta 240 Rho 5.4
Obs 11 Vmag 8.0 Sp PmNote *
PmRA -15 PmDE 3 Dm number Cat1
Name2 221591 Cat2 SAO HD M HD
ADS BDS M ADS BDS N IDS IDS 09504S4449B
HIC 48561