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Doubles in session


Current system
08416-4500
DON 270


Nearby doubles
6' : 08417-4454
CPO 226

10' : 08408-4504
SNA 6

11' : 08425-4501
CPO 227

23' : 08436-4508
TDS6061

24' : 08396-4508
DON 268

26' : 08400-4518
TDS6019

27' : 08430-4521
TDS6054

29' : 08390-4453
CPO 221

34' : 08385-4452
CPO 220

34' : 08432-4528
DAM 475AB

37' : 08440-4434
DON 276

38' : 08443-4435
DAM 477

41' : 08437-4533
DON 274

43' : 08381-4437
DON1073

44' : 08444-4428
HDS1256

44' : 08421-4543
DON 272

44' : 08448-4433
SOZ 12

45' : 08416-4415
HU 1442

48' : 08378-4434
CPO 219

52' : 08370-4517
HU 1441

53' : 08446-4541
DON 279

53' : 08457-4528
KPP3763

53' : 08443-4544
DON 277

55' : 08440-4411
WFC 74

59' : 08423-4557
TDS6049

59' : 08471-4504
TOK 911



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.

08416-4500 DON 270

 
 
08h 41m 34.91s -44° 59' 31.0" P.A. 106.00 sep 8.2 mag 6.69,13.80 Sp B3V dist. 537.63 pc (1753.75 l.y.)
 
 
Coord 2000 08416-4500 Discov num DON 270 Comp Coord arcsec 2000 08 41 34.91 -44 59 31.0
Date first 1929 Date last 2015 Obs 4
Pa first 107 Pa last 105.8 P.A. Now (θ) 105.8°
Sep first 7.7 Sep last 8.239 Sep. Now (ρ) 8.239"
Mag pri 6.69 Mag sec 13.80 delta mag (ΔM) 7.11 Spectral class B3V (blue-white)
Pri motion ra -004 Sec motion ra
Pri motion dec +005 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vela SAO 220293 HIP 42653 Tycho2 7687-02167-1
Gaia DR2 5522305023194302208 HD 74319 GC 11972 CD CD-44 4698
CP CP-44 2929 Distance 537.63 Distance ly 1753.75
 
 
WDS 08416-4500 DON 270 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Don1937 Ma j Donner, H.F. 1937MmRAS..65...51R
Don1937 MemRAS 65, 51, 1937
Don1955 Ma - Donner, H.F. 1955POMic..11....1R
Don1955 Pub. Univ. Michigan Obs. 11, 1, 1955
Don1964 Ma j Donner, H.F. 1964POMic...9...73R
Don1964 Pub. Univ. Michigan Obs. 9, 73, 1964
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
08416-4500 DON 270 1999 3 106 8.3 6.69 13.80 B3V D 084134.91-445931.0
08416-4500 DON 270 2015 4 106 8.2 6.69 13.80 B3V 084134.91-445931.0

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

 
 
WDS 08416-4500 DON 270 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 08416-4500 DON 270 : MEASURES
 
 
No records found.

 
 
WDS 08416-4500 : VIRTUAL EYEPIECE
 
 

08416-4500 DON 270A mag 6.69 Sp B3V 08416-4500 DON 270B sep 6.0 P.A. 111.80 mag 13.8 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 08416-4500 : ALADIN DSS IMAGE @ 08h 41m 34.91s -44° 59' 31.0"
 
 
 
 
WDS 08416-4500 DON 270 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

08416-4500 DON 270 distance=0' 08417-4454 CPO 226 distance=6' 08408-4504 SNA 6 distance=10' 08425-4501 CPO 227 distance=11' 08436-4508 TDS6061 distance=23' 08396-4508 DON 268 distance=24' 08400-4518 TDS6019 distance=26' 08430-4521 TDS6054 distance=27' 08390-4453 CPO 221 distance=29' 08385-4452 CPO 220 distance=34' 08432-4528 DAM 475AB distance=34' 08432-4528 DAM 475AC distance=34' 08440-4434 DON 276 distance=37' 08443-4435 DAM 477 distance=38' 08437-4533 DON 274 distance=41' 08381-4437 DON1073 distance=43' 08444-4428 HDS1256 distance=44' 08421-4543 DON 272 distance=44' 08448-4433 SOZ 12 distance=44' 08416-4415 HU 1442 distance=45' 08378-4434 CPO 219 distance=48' 08370-4517 HU 1441 distance=52' 08446-4541 DON 279 distance=53' 08457-4528 KPP3763 distance=53' 08443-4544 DON 277 distance=53' 08440-4411 WFC 74 distance=55' 08423-4557 TDS6049 distance=59' 08471-4504 TOK 911 distance=59' 08470-4518 HDS1271 distance=61' 08364-4528 TDS5973 distance=62' 08366-4533 TDS5979 distance=62' 08403-4358 CPO 222 distance=63' 08360-4437 TDS5970 distance=64' 08354-4450 TDS5957 distance=67' 08439-4604 FGS 22AB distance=69' 08439-4604 FGS 22AC distance=69' 08364-4540 CPO 216 distance=69' 08360-4424 HDS1236 distance=70' 08403-4607 DON 269 distance=70' 08402-4607 TDS6022 distance=70' 08359-4425 TDS5967 distance=70' 08351-4514 HU 1440 distance=70' 08474-4427 DON 280 distance=71' 08452-4559 FGS 23 distance=71' 08480-4437 RST5508 distance=72' 08434-4609 CPO 228 distance=72' 08436-4608 FGS 21 distance=73' 08362-4548 DON 265 distance=75' 08416-4615 DON1074 distance=77' 08488-4515 KPP 970 distance=78' 08409-4618 TDS6032 distance=79' 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 08416-4500 DON 270 106 8.2
Show 08417-4454 CPO 226 342 6.2 6
Show 08408-4504 SNA 6 180 4.5 10
Show 08425-4501 CPO 227 48 5.2 11
Show 08436-4508 TDS6061 172 0.5 23
Show 08396-4508 DON 268 263 2.1 24
Show 08400-4518 TDS6019 109 2.4 26
Show 08430-4521 TDS6054 256 1.2 27
Show 08390-4453 CPO 221 125 3.4 29
Show 08385-4452 CPO 220 173 4.1 34
Show 08432-4528 DAM 475 AB 42 12.5 34
Show 08432-4528 DAM 475 AC 21 6.4 34
Show 08440-4434 DON 276 50 2.5 37
Show 08443-4435 DAM 477 127 6.5 38
Show 08437-4533 DON 274 131 2.7 41
Show 08381-4437 DON1073 4 5.0 43
Show 08444-4428 HDS1256 210 0.3 44
Show 08421-4543 DON 272 346 2.6 44
Show 08448-4433 SOZ 12 85 9.8 44
Show 08416-4415 HU 1442 158 1.6 45
Show 08378-4434 CPO 219 203 4.9 48
Show 08370-4517 HU 1441 30 1.3 52
Show 08446-4541 DON 279 109 2.0 53
Show 08457-4528 KPP3763 33 1.5 53
Show 08443-4544 DON 277 285 1.4 53
Show 08440-4411 WFC 74 214 5.4 55
Show 08423-4557 TDS6049 249 0.5 59
Show 08471-4504 TOK 911 176 0.0 59
Show 08470-4518 HDS1271 201 0.2 61
Show 08364-4528 TDS5973 128 2.7 62
Show 08366-4533 TDS5979 88 3.0 62
Show 08403-4358 CPO 222 4 4.6 63
Show 08360-4437 TDS5970 126 0.8 64
Show 08354-4450 TDS5957 197 1.3 67
Show 08439-4604 FGS 22 AB 222 0.0 69
Show 08439-4604 FGS 22 AC 314 0.7 69
Show 08364-4540 CPO 216 149 5.5 69
Show 08360-4424 HDS1236 174 0.5 70
Show 08403-4607 DON 269 282 4.0 70
Show 08402-4607 TDS6022 353 3.4 70
Show 08359-4425 TDS5967 179 2.1 70
Show 08351-4514 HU 1440 180 1.3 70
Show 08474-4427 DON 280 149 2.1 71
Show 08452-4559 FGS 23 270 0.2 71
Show 08480-4437 RST5508 110 0.4 72
Show 08434-4609 CPO 228 345 3.4 72
Show 08436-4608 FGS 21 146 0.1 73
Show 08362-4548 DON 265 55 3.1 75
Show 08416-4615 DON1074 332 3.7 77
Show 08488-4515 KPP 970 104 7.9 78
Show 08409-4618 TDS6032 184 2.2 79

 
 
WDS 08416-4500 : COMPONENTS
 
 
  A
B pa=111.8°
sep=6.04"
 
 
08416-4500 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 084134.91-445931.0 Mag 6.69 Spectral class B3V (blue-white)
PmRA -4.00 PmDE 5.0 SAO 220293 HIP 42653
Tycho2 7687-02167-1 HD 74319 GC 11972 CD CD-44 4698
CP CP-44 2929
Tycho2
Tycho2 7687-02167-1 Pflag RAmdeg 130.39542910 DEmdeg -44.99191164
PmRA -12.9 PmDE 10.7 E RAmdeg 4 E DEmdeg 4
E pmRA 1.0 E pmDE 1.0 EpRAm 1991.38 EpDEm 1991.30
Num 12 Q RAmdeg 1.2 Q DEmdeg 1.2 Q pmRA 1.2
Q pmDE 1.3 BTmag 6.552 E BTmag 0.014 VTmag 6.668
E VTmag 0.010 Prox 999 TYC T HIP 42653
CCDM RAdeg 130.39547139 DEdeg -44.99193639 EpRA 1990 1.75
EpDE 1990 1.66 E RAdeg 3.6 E DEdeg 3.7 Posflg
Corr 0.0
SAO
SAO 220293 DelFlag RA1950 PmRA1950 -0.0008
DE1950 PmDE1950 0.016 Vmag 6.6 SpType B9
Double code Source 70 CatNum 11972 DM CD-44 4698
DMcomp BDsup HD 74319 M HD 0
GC 11972 RA1950rad 2.26835459 DE1950rad -0.78212127 PmRA2000 -0.0002
PmDE2000 0.018
Hipparcos
Catalog H HIP 42653 Proxy RAhms 08 41 34.91
DEdms -44 59 31.0 Vmag 6.7 VarFlag R Vmag H
RAdeg 130.395 DEdeg -44.9919 AstroRef Plx 2.49
CCDM 08416-4500 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 74319 BD
CD CD-44 4698 CP CP-44 2929 Dm number -44 4698 VIred -0.1
SpType B3V R SpType Coord arcsec 2000 084134.91-445931.0
Hipparcos 2
HIP 42653 Sn 5 So 0 Nc 1
RArad 2.2758304073 DErad -0.7852574549 Plx 1.86 PmRA -12.36
PmDE 9.55 E RArad 0.3 E DErad 0.28 E Plx 0.36
E pmRA 0.39 E pmDE 0.31 Hpmag 6.6652 E Hpmag 0.0008
SHp 0.007 VA 0 BV -0.106 E BV 0.006
VI -0.09
CCDM
Ccdm 08416-4500 RComp Comp A Note1
Note2 Discov num DRAs -1.04 DDEs 29.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 6.6 Sp B9 PmNote *
PmRA -9 PmDE 8 Dm number -44 4698 Cat1 CD
Name2 220293 Cat2 SAO HD 74319 M HD
ADS BDS M ADS BDS N IDS IDS 08382S4438A
HIC 42653
 
 
08416-4500 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 084135.44-445933.2 Mag 13.8 Calc delta mag 7.11
Calc coord yes
CCDM
Ccdm 08416-4500 RComp Comp B Note1
Note2 Discov num DON 270 DRAs DDEs
R dRAs Year 1929 Theta 107 Rho 7.8
Obs 2 Vmag 13.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 08382S4438B
HIC 42653