18152-2044 SNA 82 AD

 
 
18h 15m 12.91s -20° 43' 41.8" P.A. 108.00 sep 7.1 mag 5.16,12.18 Sp O9.7Iab dist. 10000 pc (32620 l.y.)
 
 
Coord 2000 18152-2044 Discov num SNA  82 Comp AD Coord arcsec 2000 18 15 12.91 -20 43 41.8
Date first 2012 Date last 2012 Obs 1
Pa first 108 Pa last 108.4 P.A. Now (θ) 108.4°
Sep first 7.1 Sep last 7.05 Sep. Now (ρ) 7.05"
Mag pri 5.16 Mag sec 12.18 delta mag (ΔM) 7.02 Spectral class O9.7Iab (blue)
Pri motion ra +002 Sec motion ra
Pri motion dec -001 Sec motion dec
Notes N K (See Notes, 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
Nature of this double is uncertain.
 
 
18152-2044 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 186543 18 15 13 -20 43 42 SNA 82 Aa,Ab 2012 4 203 0.0 5.30 8.40 3.10
Show 15 Sgr 186543 18 15 13 -20 43 42 TOK 59 AB 2013 5 77 1.3 5.40 10.60 5.20
Show 186543 18 15 13 -20 43 42 SNA 82 AC 2012 1 356 2.3 5.16 12.91 7.75
Show 186543 18 15 13 -20 43 42 SNA 82 AD 2012 1 108 7.1 5.16 12.18 7.02 <===
Quintuple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius SAO 186543 HIP 89439 Tycho2 6276-01023-1
Gaia DR2 4093968702062993664 HD 167264 HR 6822 GC 24893
BD BD-20 5054 Flamsteed 15 Sagittarii Flamsteed name 15 Sgr Distance 10000
Distance ly 32620
 
 
WDS 18152-2044 SNA 82 AD : NOTES
 
 
discov_num notes refcode
SNA 82 Aa,Ab: 15 Sgr. The primary is a blue supergiant star. PIONIER resolved
a close pair at ~3mas at three epochs, revealing evidence of orbital
motion. This pair likely corresponds to the 668d SB1 obtained by OWN
(Sota et al. 2014, ApJS 211, 10). Sna2014
 
 
REFERENCES
 
 
refcode metd author reference
Sna2014 Kv j Sana, H., LeBouquin, J.-B., Lacour, S., Berger, J.-P., Duvert, G., Gauchet, L., 2014ApJS..215...15S
Sna2014 +A Norris, B., Olofsson, J., Pickel, D., Zins, G., Absil, O., de Koter, A.,
Sna2014 Kratter, K., Schnurr, O., & Zinnecker, H.
Sna2014 ApJS 215, 15, 2014
Sna2014 (NACO companions in Table 6 assumed physical if quoted probability of spurious
Sna2014 detection <10%, optical if >90%, otherwise indeterminate)
 
 
DISCOVERER
 
 
idgroup discov author
1 TOK Tokovinin, A.A.
48 TOK Tokovinin, A.A., Balega, Y.Y., Pluzhnik, E.A., Shatsky, N.I., Gorynya, N.A., &
48 TOK Weigelt, G.
62 TOK Tokovinin, A., Cantarutti, R., Tighe, R., Schurter, P., van der Bliek, N.,
62 TOK Martinez, M., & Mondaca, E.
130 TOK Tokovinin, A., Corbett, H., Fors, O., Howard, W., Law, N.M., Moe, M.,
130 TOK Ratzloff, J. & Walter, F.M.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18152-2044 SNA 82 AD 2012 1 108 7.1 5.16 12.18 O9.7Iab K 181512.91-204341.8

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WDS 18152-2044 SNA 82 AD : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18152-2044 SNA 82 AD : MEASURES
 
 
No records found.

 
 
WDS 18152-2044 : VIRTUAL EYEPIECE
 
 

18152-2044 TOK  59A mag 5.4 Sp B0.5Ia/ab 18152-2044 SNA  82Ab mag 8.4 18152-2044 TOK  59B sep 1.2 P.A. 75.70 mag 10.6 18152-2044 SNA  82C sep 2.3 P.A. 356.40 mag 12.91 18152-2044 SNA  82D sep 6.6 P.A. 109.60 mag 12.18 virtual eyepiece
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Radius:
Components only
 
 
WDS 18152-2044 : ALADIN DSS IMAGE @ 18h 15m 12.91s -20° 43' 41.8"
 
 
 
 
WDS 18152-2044 SNA 82 AD : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


18152-2044  SNA  82AD distance=0' 18155-2057  TDS 911 distance=15' 18146-2055  KPP1769 distance=15' 18140-2052  J  1622 distance=18' 18152-2023  CHR 255Aa,Ab distance=21' 18152-2023  BU  286AB distance=21' 18152-2023  SNA  83AC distance=21' 18152-2023  SNA  83AD distance=21' 18152-2023  SNA  83AE distance=21' 18163-2027  SKF1039 distance=23' 18166-2033  MCA  51 distance=23' 18162-2105  ARA1523 distance=26' 18168-2027  ARA1144 distance=27' 18138-2104  H 5   7AB (Polis) distance=29' 18138-2104  BU  292AC (Polis) distance=29' 18138-2104  HJ 2822AD (Polis) distance=29' 18138-2104  HJ 2822AE (Polis) distance=29' 18138-2104  SLV   7BD distance=29' 18138-2104  SLV   7BE distance=29' 18136-2101  GLP  13 distance=30' 18167-2022  SKF  99 distance=30' 18173-2029  BHA  26 distance=33' 18178-2039  ARA1146 distance=36' 18131-2024  J  1621AC distance=36' 18131-2024  ARA1141AB distance=36' 18131-2024  SKF1038CD distance=36' 18163-2008  ARA1143 distance=39' 18128-2024  DON 886 distance=40' 18158-2001  CLL  12 distance=44' 18121-2054  ARA1139 distance=46' 18131-2119  ARA1522 distance=46' 18124-2107  ARA1519 distance=47' 18154-1956  B  1883 distance=48' 18150-1955  TOB 275CF distance=49' 18150-1955  HJ 2823AB distance=49' 18150-1955  TOB 275AC distance=49' 18150-1955  TOB 275AD distance=49' 18150-1955  TOB 275DE distance=49' 18177-2120  BRT1525 distance=50' 18116-2059  ARA1138 distance=53' 18157-1950  B  1884 distance=54' 18115-2023  ARA1137 distance=55' 18163-2137  BRT1523 distance=56' 18112-2041  ARA1136 distance=58' 18171-1952  HJ 2827 distance=59' 18137-1949  TOB 277 distance=59' 18130-2134  ARA1521 distance=60' 18150-1945  TOB 276 distance=60' 18128-2135  ARA1520 distance=62' 18113-2111  ARA1516 distance=62' 18122-2130  ARA1518 distance=63' grafico limitrofi
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Pass over with the mouse cursor to display the catalog designation.

Show name coord_2000 discov# comp pa sep dist(')
Show 18152-2044 TOK 59 AB 77 1.3
Show 18152-2044 SNA 82 Aa,Ab 203 0.0
Show 18152-2044 SNA 82 AC 356 2.3
Show 18152-2044 SNA 82 AD 108 7.1
Show 18155-2057 TDS 911 102 1.0 15
Show 18146-2055 KPP1769 268 13.7 15
Show 18140-2052 J 1622 45 7.7 18
Show 18152-2023 CHR 255 Aa,Ab 156 0.1 21
Show 18152-2023 BU 286 AB 216 6.1 21
Show 18152-2023 SNA 83 AC 27 5.9 21
Show 18152-2023 SNA 83 AD 281 6.5 21
Show 18152-2023 SNA 83 AE 242 7.3 21
Show 18163-2027 SKF1039 336 3.7 23
Show 18166-2033 MCA 51 321 0.1 23
Show 18162-2105 ARA1523 90 1.2 26
Show 18168-2027 ARA1144 336 9.7 27
Show Polis 18138-2104 H 5 7 AB 258 16.9 29
Show Polis 18138-2104 BU 292 AC 119 25.5 29
Show Polis 18138-2104 HJ 2822 AD 312 48.2 29
Show Polis 18138-2104 HJ 2822 AE 114 50.2 29
Show 18138-2104 SLV 7 BD 331 40.8 29
Show 18138-2104 SLV 7 BE 106 64.4 29
Show 18136-2101 GLP 13 245 25.0 30
Show 18167-2022 SKF 99 141 3.0 30
Show 18173-2029 BHA 26 352 5.5 33
Show 18178-2039 ARA1146 351 11.0 36
Show 18131-2024 J 1621 AC 301 15.8 36
Show 18131-2024 ARA1141 AB 286 8.0 36
Show 18131-2024 SKF1038 CD 187 4.1 36
Show 18163-2008 ARA1143 18 10.9 39
Show 18128-2024 DON 886 205 4.9 40
Show 18158-2001 CLL 12 199 22.9 44
Show 18121-2054 ARA1139 123 10.6 46
Show 18131-2119 ARA1522 341 14.9 46
Show 18124-2107 ARA1519 235 8.2 47
Show 18154-1956 B 1883 53 0.2 48
Show 18150-1955 TOB 275 CF 110 75.5 49
Show 18150-1955 HJ 2823 AB 330 20.3 49
Show 18150-1955 TOB 275 AC 91 23.2 49
Show 18150-1955 TOB 275 AD 47 30.3 49
Show 18150-1955 TOB 275 DE 37 36.3 49
Show 18177-2120 BRT1525 179 4.4 50
Show 18116-2059 ARA1138 157 13.6 53
Show 18157-1950 B 1884 85 0.2 54
Show 18115-2023 ARA1137 334 4.1 55
Show 18163-2137 BRT1523 175 4.3 56
Show 18112-2041 ARA1136 305 14.3 58
Show 18171-1952 HJ 2827 253 19.9 59
Show 18137-1949 TOB 277 130 23.5 59
Show 18130-2134 ARA1521 172 12.9 60
Show 18150-1945 TOB 276 345 13.0 60

 
 
WDS 18152-2044 : COMPONENTS
 
 
  A Ab B C
Ab pa=201.9°
sep=0.00"
 
B pa=75.7°
sep=1.20"
pa=75.6°
sep=1.20"
 
C pa=356.4°
sep=2.31"
pa=356.4°
sep=2.31"
pa=326.9°
sep=2.40"
 
D pa=109.6°
sep=6.64"
pa=109.6°
sep=6.64"
pa=116.3°
sep=5.68"
pa=125.3°
sep=7.84"
 
 
18152-2044 A
 
 
Name 15 Sgr Coord arcsec 2000 181512.91-204341.8 Mag 5.4 Spectral class B0.5Ia/ab (blue-white)
PmRA 3.00 PmDE -1.0 SAO 186543 HIP 89439
Tycho2 6276-01023-1 HD 167264 HR 6822 GC 24893
BD BD-20 5054 Flamsteed 15 Sagittarii Flamsteed name 15 Sgr
Tycho2
Tycho2 6276-01023-1 Pflag X RAmdeg DEmdeg
PmRA PmDE E RAmdeg E DEmdeg
E pmRA E pmDE EpRAm EpDEm
Num Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 5.344 E BTmag 0.014 VTmag 5.339
E VTmag 0.009 Prox 999 TYC T HIP 89439
CCDM RAdeg 273.80377139 DEdeg -20.72826778 EpRA 1990 1.83
EpDE 1990 1.74 E RAdeg 3.3 E DEdeg 3.6 Posflg
Corr 0.0
SAO
SAO 186543 DelFlag RA1950 PmRA1950 0.0002
DE1950 PmDE1950 0.002 Vmag 5.4 SpType B0
Double code Source 70 CatNum 24893 DM BD-20 5054
DMcomp BDsup HD 167264 M HD 0
GC 24893 RA1950rad 4.76575801 DE1950rad -0.36206695 PmRA2000 0.0002
PmDE2000 0.003
Hipparcos
Catalog H HIP 89439 Proxy RAhms 18 15 12.91
DEdms -20 43 41.8 Vmag 5.29 VarFlag 1 R Vmag H
RAdeg 273.804 DEdeg -20.7283 AstroRef Plx -0.33
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 167264 BD BD-20 5054
CD CP Dm number -20 5054 VIred 0.15
SpType B0/1Ia/ab R SpType Coord arcsec 2000 181512.91-204341.8
Hipparcos 2
HIP 89439 Sn 7 So 0 Nc 1
RArad 4.7787773351 DErad -0.3617765043 Plx 0.1 PmRA 1.6
PmDE -1.51 E RArad 0.49 E DErad 0.33 E Plx 0.45
E pmRA 0.57 E pmDE 0.41 Hpmag 5.3438 E Hpmag 0.0011
SHp 0.011 VA 2 BV 0.007 E BV 0.004
VI 0.15
 
 
18152-2044 Ab
 
 
Coord arcsec 2000 181512.91-204341.8 Mag 8.4 Calc delta mag 3.1 Calc coord yes
 
 
18152-2044 B
 
 
Coord arcsec 2000 181512.99-204341.5 Mag 10.6 Calc delta mag 5.3 Calc coord yes
 
 
18152-2044 C
 
 
Coord arcsec 2000 181512.90-204339.5 Mag 12.91 Calc delta mag 7.61 Calc coord yes
 
 
18152-2044 D
 
 
Coord arcsec 2000 181513.36-204344.0 Mag 12.18 Calc delta mag 6.88 Calc coord yes