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Doubles in session


Current system
17241-4425
DON 834


Nearby doubles
22' : 17246-4445
DON 836

30' : 17253-4451
SKF1055

31' : 17260-4403
DON 837

33' : 17267-4407
I 1083

35' : 17270-4408
TDT 357

37' : 17274-4416
DON 839

37' : 17242-4348
HU 1523

38' : 17259-4352
TDT 346

42' : 17207-4443
CPO 519

46' : 17237-4510
I 593

49' : 17252-4512
B 1856

52' : 17204-4352
TDT 313

52' : 17194-4413
HDO 269

53' : 17195-4443
TDT 305

55' : 17193-4441
CPO 518

55' : 17257-4516
B 1857

59' : 17290-4358
DUN 217

62' : 17187-4446
BRT 955AB

65' : 17217-4524
DON 831

66' : 17213-4523
CPO 520

68' : 17303-4412
I 1005AB

68' : 17213-4526
BRT 958

74' : 17228-4537
EVS 30AB

80' : 17294-4520
CPO 528

85' : 17162-4426
SKF1415

86' : 17313-4501
DON 841



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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

17241-4425 DON 834

 
 
17h 24m 06.17s -44° 24' 31.8" P.A. 20.00 sep 1.6 mag 10.49,13.00 Sp B9
 
 
Coord 2000 17241-4425 Discov num DON 834 Comp Coord arcsec 2000 17 24 06.17 -44 24 31.8
Date first 1932 Date last 2015 Obs 3
Pa first 19 Pa last 20 P.A. Now (θ) 20°
Sep first 1.2 Sep last 1.603 Sep. Now (ρ) 1.603"
Mag pri 10.49 Mag sec 13.00 delta mag (ΔM) 2.51 Spectral class B9 (blue-white)
Pri motion ra -001 Sec motion ra
Pri motion dec -005 Sec motion dec
Notes S (Parallax indidates non-physical)
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Scorpius Tycho2 7895-00046-1 Gaia DR2 5953233660568909696
 
 
WDS 17241-4425 DON 834 : 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
17241-4425 DON 834 1948 2 21 1.2 10.49 13.00 B9 172406.17-442431.8
17241-4425 DON 834 2015 3 20 1.6 10.49 13.00 B9 S 172406.17-442431.8

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

 
 
WDS 17241-4425 DON 834 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17241-4425 DON 834 : MEASURES
 
 
No records found.

 
 
WDS 17241-4425 : VIRTUAL EYEPIECE
 
 

17241-4425 DON 834A mag 10.49 Sp B9 17241-4425 DON 834B sep 1.6 P.A. 14.60 mag 13 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 17241-4425 : ALADIN DSS IMAGE @ 17h 24m 06.17s -44° 24' 31.8"
 
 
 
 
WDS 17241-4425 DON 834 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17241-4425 DON 834 distance=0' 17246-4445 DON 836 distance=22' 17253-4451 SKF1055 distance=30' 17260-4403 DON 837 distance=31' 17267-4407 I 1083 distance=33' 17270-4408 TDT 357 distance=35' 17274-4416 DON 839 distance=37' 17242-4348 HU 1523 distance=37' 17259-4352 TDT 346 distance=38' 17207-4443 CPO 519 distance=42' 17237-4510 I 593 distance=46' 17252-4512 B 1856 distance=49' 17204-4352 TDT 313 distance=52' 17194-4413 HDO 269 distance=52' 17195-4443 TDT 305 distance=53' 17193-4441 CPO 518 distance=55' 17257-4516 B 1857 distance=55' 17290-4358 DUN 217 distance=59' 17187-4446 BRT 955AB distance=62' 17187-4446 BRT 955AC distance=62' 17217-4524 DON 831 distance=65' 17213-4523 CPO 520 distance=66' 17303-4412 I 1005AB distance=68' 17303-4412 I 1005AC distance=68' 17213-4526 BRT 958 distance=68' 17228-4537 EVS 30AB distance=74' 17228-4537 EVS 30AC distance=74' 17228-4537 GAA 15Aa,Ab distance=74' 17294-4520 CPO 528 distance=80' 17162-4426 SKF1415 distance=85' 17313-4501 DON 841 distance=86' 17321-4420 COO 214AB distance=87' 17321-4420 COO 214BC distance=87' 17267-4551 ARY 109 distance=91' 17280-4545 B 1858 distance=91' 17269-4551 HJ 4949AB distance=91' 17269-4551 DUN 216AC distance=91' 17206-4549 BRT 957 distance=93' 17259-4251 BRT 966 distance=95' 17283-4550 DON 840 distance=97' 17157-4504 BRT 953 distance=99' 17330-4400 HDS2478 distance=99' 17149-4441 HDS2438 distance=100' 17306-4314 B 2410 distance=100' 17170-4531 BRT 954 distance=100' 17335-4413 BRT 980 distance=102' 17340-4421 RST5435 distance=106' 17339-4405 SEE 333 distance=107' 17254-4611 RST 927 distance=108' 17184-4256 TDS 861 distance=108' 17227-4611 BRT 961 distance=108' 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 17241-4425 DON 834 20 1.6
Show 17246-4445 DON 836 87 1.3 22
Show 17253-4451 SKF1055 47 7.6 30
Show 17260-4403 DON 837 328 3.8 31
Show 17267-4407 I 1083 318 0.8 33
Show 17270-4408 TDT 357 282 0.6 35
Show 17274-4416 DON 839 274 2.4 37
Show 17242-4348 HU 1523 266 7.4 37
Show 17259-4352 TDT 346 94 0.4 38
Show 17207-4443 CPO 519 223 5.7 42
Show 17237-4510 I 593 282 0.8 46
Show 17252-4512 B 1856 140 1.6 49
Show 17204-4352 TDT 313 96 1.3 52
Show 17194-4413 HDO 269 233 0.1 52
Show 17195-4443 TDT 305 320 0.5 53
Show 17193-4441 CPO 518 253 3.3 55
Show 17257-4516 B 1857 51 4.5 55
Show 17290-4358 DUN 217 168 13.4 59
Show 17187-4446 BRT 955 AB 290 3.1 62
Show 17187-4446 BRT 955 AC 149 5.6 62
Show 17217-4524 DON 831 30 0.3 65
Show 17213-4523 CPO 520 70 5.3 66
Show 17303-4412 I 1005 AB 94 2.6 68
Show 17303-4412 I 1005 AC 101 32.8 68
Show 17213-4526 BRT 958 210 2.8 68
Show 17228-4537 EVS 30 AB 268 14.4 74
Show 17228-4537 EVS 30 AC 215 18.0 74
Show 17228-4537 GAA 15 Aa,Ab 235 0.0 74
Show 17294-4520 CPO 528 357 4.7 80
Show 17162-4426 SKF1415 26 4.9 85
Show 17313-4501 DON 841 29 2.2 86
Show 17321-4420 COO 214 AB 38 8.8 87
Show 17321-4420 COO 214 BC 342 10.2 87
Show 17267-4551 ARY 109 155 10.5 91
Show 17280-4545 B 1858 237 2.2 91
Show 17269-4551 HJ 4949 AB 251 2.1 91
Show 17269-4551 DUN 216 AC 312 102.5 91
Show 17206-4549 BRT 957 313 3.1 93
Show 17259-4251 BRT 966 96 2.9 95
Show 17283-4550 DON 840 12 1.3 97
Show 17157-4504 BRT 953 304 6.5 99
Show 17330-4400 HDS2478 351 0.5 99
Show 17149-4441 HDS2438 187 10.0 100
Show 17306-4314 B 2410 272 13.5 100
Show 17170-4531 BRT 954 53 3.5 100
Show 17335-4413 BRT 980 127 5.6 102
Show 17340-4421 RST5435 325 1.1 106
Show 17339-4405 SEE 333 295 15.8 107
Show 17254-4611 RST 927 312 2.4 108
Show 17184-4256 TDS 861 354 1.7 108
Show 17227-4611 BRT 961 327 4.6 108

 
 
WDS 17241-4425 : COMPONENTS
 
 
  A
B pa=14.6°
sep=1.56"
 
 
17241-4425 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 172406.17-442431.8 Mag 10.49 Spectral class B9 (blue-white)
PmRA -1.00 PmDE -5.0 Tycho2 7895-00046-1
Tycho2
Tycho2 7895-00046-1 Pflag RAmdeg 261.02575618 DEmdeg -44.40885397
PmRA 1.6 PmDE -8.1 E RAmdeg 25 E DEmdeg 35
E pmRA 2.0 E pmDE 2.0 EpRAm 1990.12 EpDEm 1987.99
Num 3 Q RAmdeg 1.6 Q DEmdeg 1.5 Q pmRA 1.6
Q pmDE 1.5 BTmag 10.561 E BTmag 0.043 VTmag 10.490
E VTmag 0.055 Prox 999 TYC T HIP
CCDM RAdeg 261.02575111 DEdeg -44.40883556 EpRA 1990 1.85
EpDE 1990 1.79 E RAdeg 24.9 E DEdeg 36.1 Posflg
Corr -0.1
 
 
17241-4425 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 172406.21-442430.3 Mag 13 Calc delta mag 2.51
Calc coord yes