17395-4454 DON 853 (HD 159944)

 
 
17h 39m 33.52s -44° 53' 44.0" P.A. 197.00 sep 0.3 mag 10.60,11.30 Sp F3/5IV/V
 
 
Coord 2000 17395-4454 Discov num DON 853 Comp Coord arcsec 2000 17 39 33.52 -44 53 44.0
Date first 1933 Date last 1948 Obs 3
Pa first 194 Pa last 197 P.A. Now (θ) 197°
Sep first 0.4 Sep last 0.31 Sep. Now (ρ) 0.31"
Mag pri 10.60 Mag sec 11.30 delta mag (ΔM) 0.7 Spectral class F3/5IV/V (yellow-white)
Pri motion ra +010 Sec motion ra
Pri motion dec -026 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 159944 Constellation Scorpius Tycho2 7896-03778-1 Gaia DR2 5955226319227088128
HD 159944
 
 
WDS 17395-4454 DON 853 (HD 159944) : 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
17395-4454 DON 853 1948 3 197 0.3 10.60 11.30 F3/5IV/V 173933.52-445344.0

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WDS 17395-4454 DON 853 (HD 159944) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17395-4454 DON 853 (HD 159944) : MEASURES
 
 
No records found.

 
 
WDS 17395-4454 (HD 159944) : VIRTUAL EYEPIECE
 
 

17395-4454 DON 853A mag 10.6 Sp F3/5IV/V 17395-4454 DON 853B sep 0.3 P.A. 192.20 mag 11.3 virtual eyepiece
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Radius:
Components only
 
 
WDS 17395-4454 (HD 159944) : ALADIN DSS IMAGE @ 17h 39m 33.52s -44° 53' 44.0"
 
 
 
 
WDS 17395-4454 DON 853 (HD 159944) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


17395-4454  DON 853 distance=0' 17408-4457  TDS 877 distance=14' 17383-4513  HDS2491 distance=24' 17376-4516  CPO 539 distance=31' 17427-4451  DON 859 distance=34' 17374-4519  BRT 985 distance=34' 17388-4532  B  2841 distance=39' 17431-4446  I  1335 distance=39' 17410-4530  DON 855 distance=40' 17371-4419  WDK   3 distance=44' 17437-4442  BRT 989 distance=47' 17388-4406  I  1331 distance=49' 17389-4546  DON 851 distance=53' 17347-4508  RSS 451 distance=54' 17420-4401  DON 857 distance=59' 17395-4553  KPP4390BC distance=60' 17395-4553  SKF1418AB distance=60' 17395-4553  KPP4390AC distance=60' 17450-4511  HJ 4973 distance=60' 17452-4458  BRT 990BC distance=61' 17452-4458  BRT 990AB distance=61' 17405-4352  DON 854AB distance=63' 17405-4352  COO 217AC distance=63' 17383-4555  CPO9246 distance=64' 17397-4559  HDS2497 distance=66' 17363-4357  BRT 983 distance=67' 17447-4415  RSS 460 distance=68' 17459-4500  DON 862 distance=68' 17340-4421  RST5435 distance=68' 17454-4423  TDT 490 distance=70' 17416-4601  BRT 987 distance=71' 17417-4604  SWR 228 distance=74' 17332-4531  I   603 distance=77' 17335-4413  BRT 980 distance=77' 17363-4344  DON 845 distance=78' 17339-4405  SEE 333 distance=79' 17366-4338  DON 846 distance=82' 17456-4403  DON 861 distance=83' 17359-4611  NSN 379 distance=87' 17321-4420  COO 214BC distance=87' 17321-4420  COO 214AB distance=87' 17313-4501  DON 841 distance=88' 17340-4600  DON 843 distance=89' 17330-4400  HDS2478 distance=89' 17424-4618  HDS2505AB distance=90' 17424-4618  ARY 128AB,C distance=90' 17479-4433  RST5442 distance=91' 17423-4621  ARY 124 distance=92' 17481-4527  CPO9248 distance=96' 17486-4502  CPO  77 distance=97' 17335-4606  RST 941 distance=97' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 17395-4454 DON 853 197 0.3
Show 17408-4457 TDS 877 313 1.3 14
Show 17383-4513 HDS2491 247 0.5 24
Show 17376-4516 CPO 539 216 5.5 31
Show 17427-4451 DON 859 218 0.9 34
Show 17374-4519 BRT 985 96 4.0 34
Show 17388-4532 B 2841 44 5.5 39
Show 17431-4446 I 1335 57 3.0 39
Show 17410-4530 DON 855 265 0.4 40
Show 17371-4419 WDK 3 190 0.2 44
Show 17437-4442 BRT 989 17 3.1 47
Show 17388-4406 I 1331 58 1.3 49
Show 17389-4546 DON 851 243 2.1 53
Show 17347-4508 RSS 451 154 11.2 54
Show 17420-4401 DON 857 44 0.9 59
Show 17395-4553 KPP4390 BC 229 42.8 60
Show 17395-4553 SKF1418 AB 82 15.4 60
Show 17395-4553 KPP4390 AC 214 30.9 60
Show 17450-4511 HJ 4973 24 14.0 60
Show 17452-4458 BRT 990 BC 20 4.2 61
Show 17452-4458 BRT 990 AB 292 4.4 61
Show 17405-4352 DON 854 AB 122 7.3 63
Show 17405-4352 COO 217 AC 203 15.5 63
Show 17383-4555 CPO9246 36 4.4 64
Show 17397-4559 HDS2497 169 0.5 66
Show 17363-4357 BRT 983 135 3.1 67
Show 17447-4415 RSS 460 358 14.9 68
Show 17459-4500 DON 862 186 2.0 68
Show 17340-4421 RST5435 325 1.1 68
Show 17454-4423 TDT 490 18 0.9 70
Show 17416-4601 BRT 987 291 5.3 71
Show 17417-4604 SWR 228 100 23.6 74
Show 17332-4531 I 603 78 1.3 77
Show 17335-4413 BRT 980 127 5.6 77
Show 17363-4344 DON 845 167 0.3 78
Show 17339-4405 SEE 333 295 15.8 79
Show 17366-4338 DON 846 122 3.4 82
Show 17456-4403 DON 861 340 5.7 83
Show 17359-4611 NSN 379 276 12.0 87
Show 17321-4420 COO 214 BC 342 10.2 87
Show 17321-4420 COO 214 AB 38 8.8 87
Show 17313-4501 DON 841 29 2.2 88
Show 17340-4600 DON 843 222 4.3 89
Show 17330-4400 HDS2478 351 0.5 89
Show 17424-4618 HDS2505 AB 319 0.4 90
Show 17424-4618 ARY 128 AB,C 293 93.1 90
Show 17479-4433 RST5442 105 0.6 91
Show 17423-4621 ARY 124 350 55.7 92
Show 17481-4527 CPO9248 123 3.5 96
Show 17486-4502 CPO 77 324 4.0 97
Show 17335-4606 RST 941 150 2.2 97

 
 
WDS 17395-4454 : COMPONENTS
 
 
  A
B pa=192.2°
sep=0.30"
 
 
17395-4454 A
 
 
Componente originario normalizzato AB Name HD 159944 Coord arcsec 2000 173933.52-445344.0 Mag 10.6
Spectral class F3/5IV/V (yellow-white) PmRA 10.00 PmDE -26.0 Tycho2 7896-03778-1
HD 159944
Tycho2
Tycho2 7896-03778-1 Pflag RAmdeg 264.88967792 DEmdeg -44.89557992
PmRA 10.9 PmDE -22.0 E RAmdeg 29 E DEmdeg 33
E pmRA 2.1 E pmDE 2.0 EpRAm 1989.32 EpDEm 1988.04
Num 3 Q RAmdeg 1.8 Q DEmdeg 0.8 Q pmRA 1.8
Q pmDE 0.8 BTmag 10.707 E BTmag 0.051 VTmag 10.151
E VTmag 0.045 Prox 999 TYC T HIP
CCDM RAdeg 264.88964194 DEdeg -44.89552722 EpRA 1990 1.60
EpDE 1990 1.39 E RAdeg 28.7 E DEdeg 34.3 Posflg
Corr 0.0
 
 
17395-4454 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 173933.51-445344.3 Mag 11.3 Calc delta mag 0.7
Calc coord yes