16551-4459 SNA 59 AC

 
 
16h 55m 06.45s -44° 59' 21.3" P.A. 222.00 sep 3.5 mag 6.50,12.69 Sp O6:Ia
 
 
Coord 2000 16551-4459 Discov num SNA  59 Comp AC Coord arcsec 2000 16 55 06.45 -44 59 21.3
Date first 2012 Date last 2012 Obs 1
Pa first 222 Pa last 222.4 P.A. Now (θ) 222.4°
Sep first 3.5 Sep last 3.54 Sep. Now (ρ) 3.54"
Mag pri 6.50 Mag sec 12.69 delta mag (ΔM) 6.19 Spectral class O6:Ia (blue)
Pri motion ra +000 Sec motion ra
Pri motion dec -003 Sec motion dec
Notes N V K (See Notes, Proper motion indicates physical, K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
This double is physical.
 
 
16551-4459 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 227426 16 55 06 -44 59 21 SNA 59 Aa,Ab 2012 2 120 0.1 6.50 9.80 3.30
Show HD 152386 227426 16 55 06 -44 59 21 CHR 253 AB 2014 2 337 0.6 8.20 11.00 2.80
Show 227426 16 55 06 -44 59 21 SNA 59 AC 2012 1 222 3.5 6.50 12.69 6.19 <===
Show 227426 16 55 06 -44 59 21 SNA 59 AD 2015 3 128 7.4 6.50 7.00 0.50
Quintuple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Scorpius SAO 227426 Tycho2 7880-00313-1 Gaia DR2 5964124353254695936
HD 152386
 
 
WDS 16551-4459 SNA 59 AC : NOTES
 
 
discov_num notes refcode
CHR 253 This Of star is assigned to the field in the LSC, but Turner (1979 A&A
76, 350) argues that it belongs to an anonymous OB association related
to the Cepheid, KQ Sco. Msn1998a
 
 
REFERENCES
 
 
refcode metd author reference
Msn1998a Sc j Mason, B.D., Gies, D.R., Hartkopf, W.I., Bagnuolo, Jr., W.G., 1998AJ....115..821M
Msn1998a ten Brummelaar, T.A., & McAlister, H.A.
Msn1998a AJ 115, 821, 1998
 
 
DISCOVERER
 
 
idgroup discov author
1 CHR Center for High Ang. Res. Astronomy (speckle interferometry systems)
3 SNA Sana, H., Gosset, E., Rauw, G., Sung, H., & Vreux, J.-M.
20 SNA Sana, H., LeBouquin, J.-B., Lacour, S., Berger, J.-P., Duvert, G., Gauchet, L.,
20 SNA Norris, B., Olofsson, J., Pickel, D., Zins, G., Absil, O., de Koter, A.,
20 SNA Kratter, K., Schnurr, O., & Zinnecker, H.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16551-4459 SNA 59 AC 2012 1 222 3.5 6.48 12.69 O6:Ia NV K 165506.45-445921.3

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WDS 16551-4459 SNA 59 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16551-4459 SNA 59 AC : MEASURES
 
 
No records found.

 
 
WDS 16551-4459 : VIRTUAL EYEPIECE
 
 

16551-4459 CHR 253A mag 8.2 Sp O5 16551-4459 SNA  59Ab mag 9.8 16551-4459 CHR 253B sep 0.5 P.A. 343.00 mag 11 16551-4459 SNA  59C sep 3.1 P.A. 212.90 mag 12.69 16551-4459 SNA  59D sep 6.1 P.A. 138.20 mag 7 virtual eyepiece
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Radius:
Components only
 
 
WDS 16551-4459 : ALADIN DSS IMAGE @ 16h 55m 06.45s -44° 59' 21.3"
 
 
 
 
WDS 16551-4459 SNA 59 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


16551-4459  SNA  59AC distance=0' 16556-4504  TDT 148 distance=7' 16549-4508  BRT 935 distance=10' 16547-4515  BRT 932 distance=17' 16555-4520  I   995 distance=22' 16564-4518  CPO 502 distance=23' 16533-4446  BRT 927 distance=24' 16555-4522  I  1111 distance=24' 16534-4442  CPO 497 distance=25' 16576-4447  DON 818 distance=30' 16567-4435  BRT 938 distance=30' 16546-4430  BRT 931 distance=30' 16531-4523  I   575 distance=33' 16547-4532  BRT 930 distance=33' 16515-4450  DON 813 distance=40' 16511-4457  BRT 926 distance=43' 16544-4545  TDT 135 distance=47' 16593-4522  CPO 505 distance=50' 16505-4514  CPO 493 distance=51' 16596-4519  DON 820 distance=52' 16501-4443  BRT 924 distance=56' 16508-4532  COO 202 distance=56' 16552-4556  TDT 143 distance=57' 16495-4443  BRT 923 distance=62' 16509-4416  DON 812 distance=63' 16579-4556  HJ 4899 distance=65' 16555-4607  TDT 146 distance=69' 16584-4359  RST5540 distance=69' 17013-4527  RST5424 distance=71' 16586-4358  DON 819 distance=72' 17017-4516  RST5425 distance=72' 17007-4540  CPO 508 distance=72' 16595-4405  CPO 506 distance=73' 16580-4344  TDT 160 distance=82' 16597-4606  BRT 940 distance=83' 16475-4528  HDO 260 distance=86' 16547-4334  B  1836 distance=86' 16495-4357  I    99 distance=87' 16511-4616  POM  20 distance=88' 16478-4544  I  1301 distance=90' 17028-4540  BRT 942 distance=92' 16489-4351  BRT 922 distance=96' 16542-4639  BRT 928 distance=101' 17037-4542  TDT 196 distance=101' 16480-4607  DON 810 distance=101' 16478-4356  I  1595 distance=101' 16458-4438  DON 809 distance=102' 16469-4553  SNA  46AB distance=102' 16469-4553  SNA  46AC distance=102' 16487-4623  BRT 921 distance=107' 16484-4620  TDT  95 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 16551-4459 CHR 253 AB 337 0.6
Show 16551-4459 SNA 59 Aa,Ab 120 0.1
Show 16551-4459 SNA 59 AC 222 3.5
Show 16551-4459 SNA 59 AD 128 7.4
Show 16556-4504 TDT 148 322 0.6 7
Show 16549-4508 BRT 935 215 3.8 10
Show 16547-4515 BRT 932 105 4.3 17
Show 16555-4520 I 995 224 2.3 22
Show 16564-4518 CPO 502 52 4.9 23
Show 16533-4446 BRT 927 172 2.5 24
Show 16555-4522 I 1111 39 3.0 24
Show 16534-4442 CPO 497 184 3.3 25
Show 16576-4447 DON 818 136 3.5 30
Show 16567-4435 BRT 938 164 4.8 30
Show 16546-4430 BRT 931 106 3.4 30
Show 16531-4523 I 575 149 0.9 33
Show 16547-4532 BRT 930 158 3.1 33
Show 16515-4450 DON 813 131 0.4 40
Show 16511-4457 BRT 926 156 5.0 43
Show 16544-4545 TDT 135 273 0.4 47
Show 16593-4522 CPO 505 165 3.5 50
Show 16505-4514 CPO 493 159 7.7 51
Show 16596-4519 DON 820 150 1.0 52
Show 16501-4443 BRT 924 207 4.7 56
Show 16508-4532 COO 202 13 10.9 56
Show 16552-4556 TDT 143 291 0.5 57
Show 16495-4443 BRT 923 140 4.8 62
Show 16509-4416 DON 812 16 3.6 63
Show 16579-4556 HJ 4899 272 2.2 65
Show 16555-4607 TDT 146 121 2.6 69
Show 16584-4359 RST5540 307 1.7 69
Show 17013-4527 RST5424 131 0.4 71
Show 16586-4358 DON 819 2 2.0 72
Show 17017-4516 RST5425 359 0.2 72
Show 17007-4540 CPO 508 231 4.6 72
Show 16595-4405 CPO 506 225 5.1 73
Show 16580-4344 TDT 160 116 1.1 82
Show 16597-4606 BRT 940 120 5.1 83
Show 16475-4528 HDO 260 356 0.5 86
Show 16547-4334 B 1836 240 0.5 86
Show 16495-4357 I 99 60 0.9 87
Show 16511-4616 POM 20 85 8.6 88
Show 16478-4544 I 1301 20 2.2 90
Show 17028-4540 BRT 942 138 3.2 92
Show 16489-4351 BRT 922 171 4.7 96
Show 16542-4639 BRT 928 167 4.6 101
Show 17037-4542 TDT 196 136 0.8 101
Show 16480-4607 DON 810 215 1.7 101
Show 16478-4356 I 1595 159 0.1 101
Show 16458-4438 DON 809 154 1.7 102
Show 16469-4553 SNA 46 AB 118 2.1 102

 
 
WDS 16551-4459 : COMPONENTS
 
 
  A Ab B C
Ab pa=129.7°
sep=0.05"
 
B pa=343.0°
sep=0.54"
pa=340.4°
sep=0.58"
 
C pa=212.9°
sep=3.11"
pa=213.7°
sep=3.11"
pa=206.1°
sep=3.48"
 
D pa=138.2°
sep=6.12"
pa=138.2°
sep=6.07"
pa=140.1°
sep=6.61"
pa=108.6°
sep=6.09"
 
 
16551-4459 A
 
 
Name HD 152386 Coord arcsec 2000 165506.45-445921.3 Mag 8.2 Spectral class O5 (blue)
PmRA 0.00 PmDE -3.0 SAO 227426 Tycho2 7880-00313-1
HD 152386 GC 22769 DM CD-4411266
Tycho2
Tycho2 7880-00313-1 Pflag RAmdeg 253.77687741 DEmdeg -44.98927070
PmRA 0.3 PmDE -2.9 E RAmdeg 6 E DEmdeg 7
E pmRA 1.0 E pmDE 1.0 EpRAm 1990.75 EpDEm 1990.26
Num 11 Q RAmdeg 0.8 Q DEmdeg 1.6 Q pmRA 0.9
Q pmDE 1.6 BTmag 8.714 E BTmag 0.017 VTmag 8.213
E VTmag 0.013 Prox 999 TYC T HIP
CCDM RAdeg 253.77687639 DEdeg -44.98926333 EpRA 1990 1.53
EpDE 1990 1.31 E RAdeg 6.1 E DEdeg 7.0 Posflg
Corr 0.3
SAO
SAO 227426 DelFlag RA1950 PmRA1950 0.0029
DE1950 PmDE1950 -0.001 Vmag 8.1 SpType Oe
Double code Source 70 CatNum 22769 DM CD-4411266
DMcomp BDsup HD 152386 M HD 0
GC 22769 RA1950rad 4.41342163 DE1950rad -0.78381491 PmRA2000 0.0029
PmDE2000 -0.001
 
 
16551-4459 Ab
 
 
Coord arcsec 2000 165506.45-445921.3 Mag 9.8 Calc delta mag 3.3 Calc coord yes
 
 
16551-4459 B
 
 
Coord arcsec 2000 165506.44-445920.8 Mag 11 Calc delta mag 4.5 Calc coord yes
 
 
16551-4459 C
 
 
Coord arcsec 2000 165506.29-445923.9 Mag 12.69 Calc delta mag 6.19 Calc coord yes
 
 
16551-4459 D
 
 
Coord arcsec 2000 165506.83-445925.9 Mag 7 Calc delta mag 0.5 Calc coord yes