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Doubles in session


Current system
08446-4345
DON 278


Nearby doubles
27' : 08440-4411
WFC 74

38' : 08479-4357
TDS6105

38' : 08479-4334
DON 283

43' : 08479-4321
DON 282

44' : 08444-4428
HDS1256

44' : 08479-4320
HDS1274

44' : 08416-4415
HU 1442

48' : 08448-4433
SOZ 12

49' : 08440-4434
DON 276

49' : 08403-4358
CPO 222

50' : 08443-4435
DAM 477

52' : 08474-4427
DON 280

53' : 08436-4254
CPO 229

55' : 08430-4254
TDS6053

57' : 08421-4256
LDS 230AB

62' : 08466-4247
HDS1270

63' : 08501-4327
TDS6122

63' : 08503-4349
CPO 236

63' : 08480-4437
RST5508

66' : 08497-4421
CPO9102

67' : 08444-4239
HJ 4133

68' : 08447-4238
CHR 238

69' : 08509-4345
B 1632

70' : 08458-4237
CPO 231

72' : 08497-4430
DON 285

75' : 08466-4234
JC 13



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Binary Systems
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

08446-4345 DON 278

 
 
08h 44m 34.31s -43° 45' 21.4" P.A. 355.00 sep 0.4 mag 10.90,10.86 Sp B8
 
 
Coord 2000 08446-4345 Discov num DON 278 Comp Coord arcsec 2000 08 44 34.31 -43 45 21.4
Date first 1932 Date last 1991 Obs 3
Pa first 0 Pa last 355.3 P.A. Now (θ) 355.3°
Sep first 0.3 Sep last 0.41 Sep. Now (ρ) 0.41"
Mag pri 10.90 Mag sec 10.86 delta mag (ΔM) 0.04 Spectral class B8 (blue-white)
Pri motion ra -008 Sec motion ra -008
Pri motion dec +006 Sec motion dec +006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vela Tycho2 7687-01398-1 Gaia DR2 5523970920739976960
 
 
WDS 08446-4345 DON 278 : 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
08446-4345 DON 278 1991 3 355 0.4 10.90 10.86 B8 084434.31-434521.4

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

 
 
WDS 08446-4345 DON 278 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 08446-4345 DON 278 : MEASURES
 
 
No records found.

 
 
WDS 08446-4345 : VIRTUAL EYEPIECE
 
 

08446-4345 DON 278A mag 10.9 Sp B8 08446-4345 DON 278B sep 0.4 P.A. 356.60 mag 10.86 virtual eyepiece
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Radius:
Components only
 
 
WDS 08446-4345 : ALADIN DSS IMAGE @ 08h 44m 34.31s -43° 45' 21.4"
 
 
 
 
WDS 08446-4345 DON 278 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

08446-4345 DON 278 distance=1' 08440-4411 WFC 74 distance=27' 08479-4357 TDS6105 distance=38' 08479-4334 DON 283 distance=38' 08479-4321 DON 282 distance=43' 08444-4428 HDS1256 distance=44' 08479-4320 HDS1274 distance=44' 08416-4415 HU 1442 distance=44' 08448-4433 SOZ 12 distance=48' 08440-4434 DON 276 distance=49' 08403-4358 CPO 222 distance=49' 08443-4435 DAM 477 distance=50' 08474-4427 DON 280 distance=52' 08436-4254 CPO 229 distance=53' 08430-4254 TDS6053 distance=55' 08421-4256 LDS 230AB distance=57' 08421-4256 EGN 8AC distance=57' 08421-4256 EGN 8AD distance=57' 08466-4247 HDS1270 distance=62' 08501-4327 TDS6122 distance=63' 08503-4349 CPO 236 distance=63' 08480-4437 RST5508 distance=63' 08497-4421 CPO9102 distance=66' 08444-4239 HJ 4133 distance=67' 08447-4238 CHR 238 distance=68' 08509-4345 B 1632 distance=69' 08458-4237 CPO 231 distance=70' 08497-4430 DON 285 distance=72' 08466-4234 JC 13 distance=75' 08420-4236 I 315 distance=75' 08473-4236 JC 14 distance=76' 08417-4454 CPO 226 distance=76' 08425-4501 CPO 227 distance=79' 08497-4249 RSS 10 distance=79' 08416-4500 DON 270 distance=81' 08371-4349 B 2183 distance=82' 08510-4303 DON 288 distance=82' 08420-4227 TDS6047 distance=83' 08409-4232 BRT 741 distance=84' 08436-4508 TDS6061 distance=84' 08471-4504 TOK 911 distance=84' 08503-4443 HU 1447 distance=85' 08378-4303 TOI 601 distance=85' 08420-4225 DAM1471 distance=86' 08381-4437 DON1073 distance=87' 08523-4410 B 2191 distance=88' 08378-4434 CPO 219 distance=88' 08408-4504 SNA 6 distance=88' 08390-4453 CPO 221 distance=91' 08527-4317 DON 291 distance=93' 08385-4452 CPO 220 distance=93' 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 08446-4345 DON 278 355 0.4 1
Show 08440-4411 WFC 74 214 5.4 27
Show 08479-4357 TDS6105 128 0.5 38
Show 08479-4334 DON 283 157 5.5 38
Show 08479-4321 DON 282 180 2.4 43
Show 08444-4428 HDS1256 210 0.3 44
Show 08479-4320 HDS1274 349 0.3 44
Show 08416-4415 HU 1442 158 1.6 44
Show 08448-4433 SOZ 12 85 9.8 48
Show 08440-4434 DON 276 50 2.5 49
Show 08403-4358 CPO 222 4 4.6 49
Show 08443-4435 DAM 477 127 6.5 50
Show 08474-4427 DON 280 149 2.1 52
Show 08436-4254 CPO 229 219 6.5 53
Show 08430-4254 TDS6053 143 1.2 55
Show 08421-4256 LDS 230 AB 188 45.4 57
Show 08421-4256 EGN 8 AC 332 5.5 57
Show 08421-4256 EGN 8 AD 101 9.6 57
Show 08466-4247 HDS1270 122 0.4 62
Show 08501-4327 TDS6122 125 2.4 63
Show 08503-4349 CPO 236 125 6.5 63
Show 08480-4437 RST5508 110 0.4 63
Show 08497-4421 CPO9102 197 4.5 66
Show 08444-4239 HJ 4133 64 45.7 67
Show 08447-4238 CHR 238 22 0.1 68
Show 08509-4345 B 1632 66 1.9 69
Show 08458-4237 CPO 231 210 4.4 70
Show 08497-4430 DON 285 190 2.2 72
Show 08466-4234 JC 13 311 2.2 75
Show 08420-4236 I 315 171 0.7 75
Show 08473-4236 JC 14 86 5.5 76
Show 08417-4454 CPO 226 342 6.2 76
Show 08425-4501 CPO 227 48 5.2 79
Show 08497-4249 RSS 10 332 19.6 79
Show 08416-4500 DON 270 106 8.2 81
Show 08371-4349 B 2183 138 5.8 82
Show 08510-4303 DON 288 182 1.6 82
Show 08420-4227 TDS6047 256 0.4 83
Show 08409-4232 BRT 741 356 4.2 84
Show 08436-4508 TDS6061 172 0.5 84
Show 08471-4504 TOK 911 176 0.0 84
Show 08503-4443 HU 1447 218 3.5 85
Show 08378-4303 TOI 601 352 0.2 85
Show 08420-4225 DAM1471 122 16.3 86
Show 08381-4437 DON1073 4 5.0 87
Show 08523-4410 B 2191 297 5.8 88
Show 08378-4434 CPO 219 203 4.9 88
Show 08408-4504 SNA 6 180 4.5 88
Show 08390-4453 CPO 221 125 3.4 91
Show 08527-4317 DON 291 92 1.2 93
Show 08385-4452 CPO 220 173 4.1 93

 
 
WDS 08446-4345 : COMPONENTS
 
 
  A
B pa=356.6°
sep=0.41"
 
 
08446-4345 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 084434.31-434521.4 Mag 10.9 Spectral class B8 (blue-white)
PmRA -8.00 PmDE 6.0 DM CD-43 4596
CCDM
Ccdm 08446-4345 RComp Comp A Note1
Note2 Discov num DRAs -1.77 DDEs -21.8
R dRAs 66 Year Theta Rho
Obs 2 Vmag 10.2 Sp B8 PmNote
PmRA -5 PmDE -6 Dm number -43 4596 Cat1 CD
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 08411S4324A
HIC
 
 
08446-4345 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 084434.31-434521.0 Mag 10.86 PmRA -8.00
PmDE 6.0 Tycho2 7687-01398-1 Calc delta mag 0.04 Calc coord yes
Tycho2
Tycho2 7687-01398-1 Pflag RAmdeg 131.14293731 DEmdeg -43.75588033
PmRA -7.9 PmDE 5.6 E RAmdeg 19 E DEmdeg 19
E pmRA 2.0 E pmDE 1.9 EpRAm 1990.76 EpDEm 1990.68
Num 3 Q RAmdeg 1.2 Q DEmdeg 0.2 Q pmRA 1.1
Q pmDE 0.2 BTmag 10.270 E BTmag 0.029 VTmag 10.222
E VTmag 0.034 Prox 379 TYC T HIP
CCDM RAdeg 131.14296250 DEdeg -43.75589306 EpRA 1990 1.79
EpDE 1990 1.80 E RAdeg 19.0 E DEdeg 18.6 Posflg
Corr 0.1
CCDM
Ccdm 08446-4345 RComp Comp B Note1
Note2 Discov num DON 278 DRAs DDEs
R dRAs Year 1932 Theta 358 Rho 0.3
Obs 2 Vmag 11.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 08411S4324B
HIC