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Doubles in session


Current system
09099-4411
COO 80
HD 79021


Nearby doubles
13' : 09108-4419
TDS6372

18' : 09114-4419
DON 322

22' : 09114-4425
TDS6380

25' : 09077-4415
DON 315

26' : 09118-4426
DAM1559

26' : 09114-4431
RSS 193

27' : 09114-4432
TVB 217

27' : 09123-4419
TDS6393

29' : 09094-4342
TDS6361

30' : 09119-4432
CPO9114

31' : 09096-4441
DAM1554

31' : 09074-4357
B 1646AB

31' : 09093-4441
DAM 492

31' : 09095-4441
DON 319

31' : 09084-4345
ALD 42

33' : 09090-4442
CTI4839

37' : 09077-4438
I 492

44' : 09125-4337
HJ 4188AB

50' : 09080-4326
SEE 109
Suhail

50' : 09069-4333
LDS 249

52' : 09143-4349
TDS6414

52' : 09128-4329
HU 1456

53' : 09083-4321
DON 318

55' : 09146-4350
DON 327

55' : 09081-4320
I 823

55' : 09087-4317
TDS6350



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.

09099-4411 COO 80 (HD 79021)

 
 
09h 09m 56.28s -44° 10' 32.2" P.A. 46.00 sep 2.6 mag 8.26,9.10 Sp A0V dist. 740.74 pc (2416.29 l.y.)
 
 
Coord 2000 09099-4411 Discov num COO  80 Comp Coord arcsec 2000 09 09 56.28 -44 10 32.2
Date first 1881 Date last 2015 Obs 11
Pa first 46 Pa last 46.3 P.A. Now (θ) 46.3°
Sep first 2.9 Sep last 2.601 Sep. Now (ρ) 2.601"
Mag pri 8.26 Mag sec 9.10 delta mag (ΔM) 0.84 Spectral class A0V (white)
Pri motion ra -004 Sec motion ra -004
Pri motion dec +001 Sec motion dec +001
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 79021 Constellation Vela SAO 220911 HIP 44999
Tycho2 7689-01893-1 Gaia DR2 5426929428929927296 HD 79021 CD CD-43 4995
CP CP-43 3403 Distance 740.74 Distance ly 2416.29
 
 
WDS 09099-4411 COO 80 (HD 79021) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
CoO1927A T - Cordoba Obs. 1927sdsc.book......
CoO1927A cited in SDS (Southern Double Star Catalog), 1927
CoO9999 T - Cordoba Obs. ...................
CoO9999 Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09099-4411 COO 80 1992 10 47 2.6 8.26 9.10 A0V 090956.28-441032.2
09099-4411 COO 80 2015 11 46 2.6 8.26 9.10 A0V 090956.28-441032.2

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

 
 
WDS 09099-4411 COO 80 (HD 79021) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 09099-4411 COO 80 (HD 79021) : MEASURES
 
 
No records found.

 
 
WDS 09099-4411 (HD 79021) : VIRTUAL EYEPIECE
 
 

09099-4411 COO 80A mag 8.26 Sp A0V 09099-4411 COO 80B sep 2.2 P.A. 36.90 mag 9.1 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 09099-4411 (HD 79021) : ALADIN DSS IMAGE @ 09h 09m 56.28s -44° 10' 32.2"
 
 
 
 
WDS 09099-4411 COO 80 (HD 79021) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

09099-4411 COO 80 distance=0' 09108-4419 TDS6372 distance=13' 09114-4419 DON 322 distance=18' 09114-4425 TDS6380 distance=22' 09077-4415 DON 315 distance=25' 09118-4426 DAM1559 distance=26' 09114-4431 RSS 193 distance=26' 09114-4432 TVB 217 distance=27' 09123-4419 TDS6393 distance=27' 09094-4342 TDS6361 distance=29' 09119-4432 CPO9114 distance=30' 09096-4441 DAM1554 distance=31' 09074-4357 B 1646AB distance=31' 09074-4357 HJ 4180AB,C distance=31' 09093-4441 DAM 492 distance=31' 09095-4441 DON 319 distance=31' 09084-4345 ALD 42 distance=31' 09090-4442 CTI4839 distance=33' 09077-4438 I 492 distance=37' 09125-4337 FIN 317Aa,Ab distance=44' 09125-4337 HJ 4188AB distance=44' 09080-4326 SEE 109 (Suhail) distance=50' 09069-4333 LDS 249 distance=50' 09143-4349 TDS6414 distance=52' 09128-4329 HU 1456 distance=52' 09083-4321 DON 318 distance=53' 09146-4350 DON 327 distance=55' 09081-4320 I 823 distance=55' 09087-4317 TDS6350 distance=55' 09076-4319 DON 314 distance=58' 09066-4459 BRT 759 distance=60' 09154-4355 TDS6424 distance=61' 09046-4431 CPO9113 distance=61' 09044-4424 TDS6291 distance=61' 09059-4458 TDS6313 distance=65' 09087-4306 ALD 43 distance=66' 09147-4328 KPP3779 distance=68' 09141-4502 DON 326 distance=69' 09109-4519 HJ 4186 distance=69' 09152-4452 NSN 299 distance=71' 09166-4355 KPP3780 distance=74' 09057-4510 HDS1322 distance=75' 09144-4314 HJ 4191 distance=75' 09159-4455 DAM 496AB distance=78' 09159-4455 DAM 496AC distance=78' 09161-4454 DON 329 distance=79' 09075-4255 TDS6330 distance=81' 09096-4532 B 1114 distance=82' 09119-4251 TDS6386 distance=83' 09148-4519 CPO 257 distance=87' 09015-4415 HU 1453 distance=92' 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 09099-4411 COO 80 46 2.6
Show 09108-4419 TDS6372 194 2.0 13
Show 09114-4419 DON 322 276 3.9 18
Show 09114-4425 TDS6380 199 2.0 22
Show 09077-4415 DON 315 255 0.9 25
Show 09118-4426 DAM1559 45 6.6 26
Show 09114-4431 RSS 193 116 25.8 26
Show 09114-4432 TVB 217 177 23.4 27
Show 09123-4419 TDS6393 3 0.5 27
Show 09094-4342 TDS6361 71 0.5 29
Show 09119-4432 CPO9114 51 7.8 30
Show 09096-4441 DAM1554 7 4.1 31
Show 09074-4357 B 1646 AB 265 0.0 31
Show 09074-4357 HJ 4180 AB,C 128 22.1 31
Show 09093-4441 DAM 492 208 5.0 31
Show 09095-4441 DON 319 18 2.6 31
Show 09084-4345 ALD 42 212 2.3 31
Show 09090-4442 CTI4839 135 4.6 33
Show 09077-4438 I 492 138 0.3 37
Show 09125-4337 FIN 317 Aa,Ab 102 0.1 44
Show 09125-4337 HJ 4188 AB 281 2.9 44
Show Suhail 09080-4326 SEE 109 143 20.5 50
Show 09069-4333 LDS 249 319 51.6 50
Show 09143-4349 TDS6414 71 1.8 52
Show 09128-4329 HU 1456 159 5.5 52
Show 09083-4321 DON 318 126 0.4 53
Show 09146-4350 DON 327 11 0.7 55
Show 09081-4320 I 823 27 0.7 55
Show 09087-4317 TDS6350 209 1.6 55
Show 09076-4319 DON 314 86 3.1 58
Show 09066-4459 BRT 759 207 3.7 60
Show 09154-4355 TDS6424 65 0.5 61
Show 09046-4431 CPO9113 33 3.5 61
Show 09044-4424 TDS6291 164 2.5 61
Show 09059-4458 TDS6313 209 2.4 65
Show 09087-4306 ALD 43 291 2.5 66
Show 09147-4328 KPP3779 284 19.8 68
Show 09141-4502 DON 326 198 2.4 69
Show 09109-4519 HJ 4186 282 9.0 69
Show 09152-4452 NSN 299 254 2.5 71
Show 09166-4355 KPP3780 272 17.5 74
Show 09057-4510 HDS1322 238 0.2 75
Show 09144-4314 HJ 4191 13 5.9 75
Show 09159-4455 DAM 496 AB 293 7.6 78
Show 09159-4455 DAM 496 AC 213 7.7 78
Show 09161-4454 DON 329 145 7.0 79
Show 09075-4255 TDS6330 37 0.7 81
Show 09096-4532 B 1114 79 2.2 82
Show 09119-4251 TDS6386 86 0.5 83
Show 09148-4519 CPO 257 298 7.9 87
Show 09015-4415 HU 1453 175 4.1 92

 
 
WDS 09099-4411 : COMPONENTS
 
 
  A
B pa=36.9°
sep=2.25"
 
 
09099-4411 A
 
 
Componente originario normalizzato AB Name HD 79021 Coord arcsec 2000 090956.28-441032.2 Mag 8.26
Spectral class A0V (white) PmRA -4.00 PmDE 1.0 SAO 220911
HIP 44999 Tycho2 7689-01893-1 HD 79021 CD CD-43 4995
CP CP-43 3403
Tycho2
Tycho2 7689-01893-1 Pflag P RAmdeg 137.48448493 DEmdeg -44.17560682
PmRA -4.0 PmDE 1.2 E RAmdeg 9 E DEmdeg 9
E pmRA 2.3 E pmDE 2.1 EpRAm 1991.58 EpDEm 1991.52
Num 3 Q RAmdeg 1.6 Q DEmdeg 1.0 Q pmRA 1.7
Q pmDE 1.0 BTmag 8.338 E BTmag 0.016 VTmag 8.261
E VTmag 0.012 Prox 26 TYC T HIP 44999
CCDM A RAdeg 137.48432111 DEdeg -44.17573222 EpRA 1990 1.70
EpDE 1990 1.72 E RAdeg 5.7 E DEdeg 5.6 Posflg D
Corr 0.0
SAO
SAO 220911 DelFlag RA1950 PmRA1950 0
DE1950 PmDE1950 -0.016 Vmag 8.5 SpType A0
Double code Source 48 CatNum 7066 DM CP-43 3403
DMcomp BDsup HD 79021 M HD 0
GC RA1950rad 2.39157116 DE1950rad -0.7674444 PmRA2000 0.0006
PmDE2000 -0.014
Hipparcos
Catalog H HIP 44999 Proxy H RAhms 09 09 56.24
DEdms -44 10 32.6 Vmag 7.82 VarFlag R Vmag H
RAdeg 137.484 DEdeg -44.1757 AstroRef A Plx 0.87
CCDM 09099-4411 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 46 Rho 2.594 HD 79021 BD
CD CD-43 4995 CP CP-43 3403 Dm number -43 4995 VIred 0.11
SpType A0V R SpType Coord arcsec 2000 090956.24-441032.6
Hipparcos 2
HIP 44999 Sn 15 So 3 Nc 2
RArad 2.3995540849 DErad -0.7710119528 Plx 1.35 PmRA -3.3
PmDE 1.12 E RArad 0.58 E DErad 0.6 E Plx 0.76
E pmRA 0.93 E pmDE 0.72 Hpmag 7.8472 E Hpmag 0.0012
SHp 0.011 VA 0 BV 0.055 E BV 0.014
VI 0.07
CCDM
Ccdm 09099-4411 RComp Comp A Note1
Note2 Discov num DRAs 2.30 DDEs 26.4
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.5 Sp A0 PmNote *
PmRA 0 PmDE -16 Dm number -43 4995 Cat1 CD
Name2 220911 Cat2 SAO HD 79021 M HD
ADS BDS M ADS BDS N IDS IDS 09063S4346A
HIC 44999
 
 
09099-4411 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 090956.41-441030.4 Mag 9.1 PmRA -4.00
PmDE 1.0 Tycho2 7689-01893-2 Calc delta mag 0.84 Calc coord yes
Tycho2
Tycho2 7689-01893-2 Pflag P RAmdeg 137.48448493 DEmdeg -44.17560682
PmRA -4.0 PmDE 1.2 E RAmdeg 9 E DEmdeg 9
E pmRA 2.3 E pmDE 2.1 EpRAm 1991.58 EpDEm 1991.52
Num 3 Q RAmdeg 1.6 Q DEmdeg 1.0 Q pmRA 1.7
Q pmDE 1.0 BTmag 9.105 E BTmag 0.019 VTmag 9.104
E VTmag 0.018 Prox 26 TYC T HIP 44999
CCDM B RAdeg 137.48503556 DEdeg -44.17523611 EpRA 1990 1.74
EpDE 1990 1.72 E RAdeg 9.2 E DEdeg 9.2 Posflg D
Corr -0.1
CCDM
Ccdm 09099-4411 RComp Comp B Note1
Note2 Discov num COO 80 DRAs DDEs
R dRAs Year 1901 Theta 046 Rho 2.5
Obs 5 Vmag 9.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 09063S4346B
HIC 44999