16515-4450 DON 813 (HD 328920)

 
 
16h 51m 29.32s -44° 50' 03.0" P.A. 131.00 sep 0.4 mag 11.50,12.20 Sp B9
 
 
Coord 2000 16515-4450 Discov num DON 813 Comp Coord arcsec 2000 16 51 29.32 -44 50 03.0
Date first 1930 Date last 1948 Obs 3
Pa first 128 Pa last 130.9 P.A. Now (θ) 130.9°
Sep first 0.4 Sep last 0.44 Sep. Now (ρ) 0.44"
Mag pri 11.50 Mag sec 12.20 delta mag (ΔM) 0.7 Spectral class B9 (blue-white)
Pri motion ra -006 Sec motion ra
Pri motion dec -008 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 328920 Constellation Scorpius Tycho2 7880-03843-1 HD 328920
 
 
WDS 16515-4450 DON 813 (HD 328920) : 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
16515-4450 DON 813 1948 3 131 0.4 11.50 12.20 B9 165129.32-445003.0

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WDS 16515-4450 DON 813 (HD 328920) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16515-4450 DON 813 (HD 328920) : MEASURES
 
 
No records found.

 
 
WDS 16515-4450 (HD 328920) : VIRTUAL EYEPIECE
 
 

16515-4450 DON 813A mag 11.5 Sp B9 16515-4450 DON 813B sep 0.4 P.A. 140.70 mag 12.2 virtual eyepiece
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Radius:
Components only
 
 
WDS 16515-4450 (HD 328920) : ALADIN DSS IMAGE @ 16h 51m 29.32s -44° 50' 03.0"
 
 
 
 
WDS 16515-4450 DON 813 (HD 328920) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


16515-4450  DON 813 distance=1' 16511-4457  BRT 926 distance=8' 16501-4443  BRT 924 distance=16' 16533-4446  BRT 927 distance=20' 16495-4443  BRT 923 distance=23' 16534-4442  CPO 497 distance=23' 16505-4514  CPO 493 distance=26' 16509-4416  DON 812 distance=35' 16531-4523  I   575 distance=38' 16546-4430  BRT 931 distance=40' 16551-4459  CHR 253AB distance=40' 16551-4459  SNA  59Aa,Ab distance=40' 16551-4459  SNA  59AC distance=40' 16551-4459  SNA  59AD distance=40' 16549-4508  BRT 935 distance=41' 16508-4532  COO 202 distance=43' 16547-4515  BRT 932 distance=43' 16556-4504  TDT 148 distance=46' 16555-4520  I   995 distance=53' 16555-4522  I  1111 distance=53' 16547-4532  BRT 930 distance=54' 16475-4528  HDO 260 distance=57' 16495-4357  I    99 distance=58' 16567-4435  BRT 938 distance=58' 16564-4518  CPO 502 distance=59' 16458-4438  DON 809 distance=62' 16544-4545  TDT 135 distance=63' 16489-4351  BRT 922 distance=66' 16576-4447  DON 818 distance=66' 16478-4544  I  1301 distance=67' 16478-4356  I  1595 distance=67' 16446-4458  JKS  13 distance=74' 16552-4556  TDT 143 distance=77' 16469-4553  SNA  46AB distance=80' 16469-4553  SNA  46AC distance=80' 16444-4423  KOU  68AB distance=81' 16444-4423  KOU  68AC distance=81' 16444-4423  KOU  68AD distance=81' 16444-4423  KOU  68AE distance=81' 16444-4423  KOU  68AF distance=81' 16444-4423  KOU  68AG distance=81' 16444-4423  KOU  68AH distance=81' 16444-4523  I  1300 distance=82' 16461-4352  BRT 920BC distance=82' 16461-4352  BRT 920AB distance=83' 16461-4352  DAM 698AC distance=83' 16547-4334  B  1836 distance=84' 16480-4607  DON 810 distance=85' 16511-4616  POM  20 distance=86' 16555-4607  TDT 146 distance=89' 16593-4522  CPO 505 distance=89' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 16515-4450 DON 813 131 0.4 1
Show 16511-4457 BRT 926 156 5.0 8
Show 16501-4443 BRT 924 207 4.7 16
Show 16533-4446 BRT 927 172 2.5 20
Show 16495-4443 BRT 923 140 4.8 23
Show 16534-4442 CPO 497 184 3.3 23
Show 16505-4514 CPO 493 159 7.7 26
Show 16509-4416 DON 812 16 3.6 35
Show 16531-4523 I 575 149 0.9 38
Show 16546-4430 BRT 931 106 3.4 40
Show 16551-4459 CHR 253 AB 337 0.6 40
Show 16551-4459 SNA 59 Aa,Ab 120 0.1 40
Show 16551-4459 SNA 59 AC 222 3.5 40
Show 16551-4459 SNA 59 AD 128 7.4 40
Show 16549-4508 BRT 935 215 3.8 41
Show 16508-4532 COO 202 13 10.9 43
Show 16547-4515 BRT 932 105 4.3 43
Show 16556-4504 TDT 148 322 0.6 46
Show 16555-4520 I 995 224 2.3 53
Show 16555-4522 I 1111 39 3.0 53
Show 16547-4532 BRT 930 158 3.1 54
Show 16475-4528 HDO 260 356 0.5 57
Show 16495-4357 I 99 60 0.9 58
Show 16567-4435 BRT 938 164 4.8 58
Show 16564-4518 CPO 502 52 4.9 59
Show 16458-4438 DON 809 154 1.7 62
Show 16544-4545 TDT 135 273 0.4 63
Show 16489-4351 BRT 922 171 4.7 66
Show 16576-4447 DON 818 136 3.5 66
Show 16478-4544 I 1301 20 2.2 67
Show 16478-4356 I 1595 159 0.1 67
Show 16446-4458 JKS 13 306 35.2 74
Show 16552-4556 TDT 143 291 0.5 77
Show 16469-4553 SNA 46 AB 118 2.1 80
Show 16469-4553 SNA 46 AC 13 7.3 80
Show 16444-4423 KOU 68 AB 90 3.9 81
Show 16444-4423 KOU 68 AC 29 3.4 81
Show 16444-4423 KOU 68 AD 77 9.6 81
Show 16444-4423 KOU 68 AE 239 6.3 81
Show 16444-4423 KOU 68 AF 292 5.7 81
Show 16444-4423 KOU 68 AG 341 5.2 81
Show 16444-4423 KOU 68 AH 346 9.7 81
Show 16444-4523 I 1300 345 2.2 82
Show 16461-4352 BRT 920 BC 101 2.4 82
Show 16461-4352 BRT 920 AB 182 4.8 83
Show 16461-4352 DAM 698 AC 158 5.7 83
Show 16547-4334 B 1836 240 0.5 84
Show 16480-4607 DON 810 215 1.7 85
Show 16511-4616 POM 20 85 8.6 86
Show 16555-4607 TDT 146 121 2.6 89
Show 16593-4522 CPO 505 165 3.5 89

 
 
WDS 16515-4450 : COMPONENTS
 
 
  A
B pa=140.7°
sep=0.37"
 
 
16515-4450 A
 
 
Componente originario normalizzato AB Name HD 328920 Coord arcsec 2000 165129.32-445003.0 Mag 11.5
Spectral class B9 (blue-white) PmRA -6.00 PmDE -8.0 Tycho2 7880-03843-1
HD 328920 DM CD-4411191
Tycho2
Tycho2 7880-03843-1 Pflag RAmdeg 252.87220090 DEmdeg -44.83416933
PmRA -6.0 PmDE -9.1 E RAmdeg 52 E DEmdeg 66
E pmRA 2.1 E pmDE 2.1 EpRAm 1984.49 EpDEm 1978.58
Num 3 Q RAmdeg 1.7 Q DEmdeg 1.4 Q pmRA 1.8
Q pmDE 1.4 BTmag 11.178 E BTmag 0.086 VTmag 11.038
E VTmag 0.117 Prox 999 TYC T HIP
CCDM RAdeg 252.87222056 DEdeg -44.83414806 EpRA 1990 1.73
EpDE 1990 1.56 E RAdeg 53.6 E DEdeg 71.4 Posflg
Corr 0.0
 
 
16515-4450 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 165129.34-445003.3 Mag 12.2 Calc delta mag 0.7
Calc coord yes