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Doubles in session


Current system
16448-3912
RST 1899 AB,CD
HD 150771


Nearby doubles
18' : 16442-3857
TDS 834

20' : 16439-3856
RST3957

22' : 16437-3929
B 1323

25' : 16453-3848
TOK 307AB

31' : 16468-3933
SEE 287

32' : 16470-3932
SHT 70AB

42' : 16459-3953
HDS2380

44' : 16417-3936
TDT 35

48' : 16485-3936
I 571

56' : 16490-3940
KPP3008

59' : 16409-3836
I 1299AB

64' : 16407-3953
TOB 8

64' : 16502-3928
KPP 686

65' : 16438-3809
HDO 259

67' : 16419-4009
SKF2056

68' : 16404-3955
SEE 283AB

73' : 16509-3851
HLN 39

78' : 16422-3801
TDT 39

80' : 16380-3917
FIN 29

81' : 16408-4018
I 1590

82' : 16514-3944
B 2821

84' : 16419-4028
KOU 66AB

90' : 16508-3815
SHT 71AB

93' : 16497-4027
RST1902

95' : 16527-3846
JNN 232AB

98' : 16393-4026
RST1893



Selections
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

16448-3912 RST 1899 AB,CD (HD 150771)

 
 
16h 44m 52.71s -39° 12' 25.4" P.A. 300.00 sep 52.2 mag 10.23,10.55 Sp A9/F2Ib:
 
 
Coord 2000 16448-3912 Discov num RST1899 Comp AB,CD Coord arcsec 2000 16 44 52.71 -39 12 25.4
Date first 1903 Date last 1999 Obs 6
Pa first 298 Pa last 299.8 P.A. Now (θ) 299.8°
Sep first 53.6 Sep last 52.16 Sep. Now (ρ) 52.16"
Mag pri 10.23 Mag sec 10.55 delta mag (ΔM) 0.32 Spectral class A9/F2Ib: (white)
Pri motion ra -003 Sec motion ra +023
Pri motion dec -010 Sec motion dec +008
Notes N (See Notes)
rPM=1.299
This double is not physical.
 
 
16448-3912 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 16 44 53 -39 12 25 RST 1899 AB 2016 4 154 0.7 10.80 11.30 0.50
Show HD 150771 16 44 53 -39 12 25 RST 1899 AB,CD 1999 6 300 52.2 10.23 10.55 0.32 <===
Show 16 44 49 -39 11 59 DAW 71 CD 2016 5 117 1.3 11.20 11.50 0.30
Quadruple system
6 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 150771 Constellation Scorpius Tycho2 7867-01556-1 Gaia DR2 5970937653208979840
HD 150771
 
 
WDS 16448-3912 RST 1899 AB,CD (HD 150771) : NOTES
 
 
discov_num notes refcode
DAW 71 CPD-38@6519.
 
 
REFERENCES
 
 
refcode metd author reference
Daw1918a Ma - Dawson, B.H. .
Daw1918a Pub. La Plata Obs. 4, Pt.1, 1918
Daw1918b Ma - Dawson, B.H. (measure by Chaves, A.J.) .
Daw1918b Pub. La Plata Obs. 4, Pt.1, 1918
Daw1919 orb - Dawson, B.H. 1919AJ.....32..109D
Daw1919 AJ 32, 109, 1919
Daw1920 orb - Dawson, B.H. 1920AJ.....32..141D
Daw1920 AJ 32, 141, 1920
Daw1920b orb - Dawson, B.H. 1920AJ.....32..161D
Daw1920b AJ 32, 161, 1920
Daw1922 Ma - Dawson, B.H. .
Daw1922 Pub. La Plata Obs. 4, Pt.2, 1922
Daw1922b orb - Dawson, B.H. 1922AJ.....34...17D
Daw1922b AJ 34, 17, 1922
Daw1924a Ma - Dawson, B.H. 1924AJ.....35..147D
Daw1924a AJ 35, 147, 1924 (DAW 112 - 158; data also in Daw1937)
Daw1924b orb - Dawson, B.H. 1924AJ.....36...23D
Daw1924b AJ 36, 23, 1924
Daw1926 orb - Dawson, B.H. 1926AJ.....36..181D
Daw1926 AJ 36, 181, 1926
Daw1927A Ma - Dawson, B.H. 1927sdsc.book......
Daw1927A cited in SDS (Southern Double Star Cat.), 1927
Daw1933 orb - Dawson, B.H. 1933AJ.....43...15D
Daw1933 AJ 43, 15, 1933
Daw1937 Ma - Dawson, B.H. .
Daw1937 Pub. La Plata Obs. 6, 85, 1937
Daw9999 Ma - Dawson, B.H. ...................
Daw9999 Unpublished, manuscript or reference not found.
Rst1933 T - Rossiter, R.A. 1933MmRAS..65...27R
Rst1933 MemRAS 65, 27, 1933
Rst1937 Ma - Rossiter, R.A. 1937MmRAS..65...51R
Rst1937 MemRAS 65, 51, 1937
Rst1943 Ma - Rossiter, R.A. 1943POMic...8..133R
Rst1943 Pub. Univ. Michigan Obs. 8, 133, 1943
Rst1944 - Rossiter, R.A. 1944POMic...9....1R
Rst1944 Pub. Univ. Michigan Obs. 9, 1, 1944
Rst1947 Ma - Rossiter, R.A. 1947POMic...9....7R
Rst1947 Pub. Univ. Michigan Obs. 9, 7, 1947
Rst1955 Ma j Rossiter, R.A. 1955POMic..11....1R
Rst1955 +P+ Pub. Univ. Michigan Obs. 11, 1, 1955
Rst1964 Ma - Rossiter, R.A. 1964POMic...9...73R
Rst1964 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
16448-3912 RST1899 AB,CD 1999 5 300 52.2 10.23 10.55 D 164452.71-391225.4

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

 
 
WDS 16448-3912 RST 1899 AB,CD (HD 150771) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16448-3912 RST 1899 AB,CD (HD 150771) : MEASURES
 
 
No records found.

 
 
WDS 16448-3912 (HD 150771) : VIRTUAL EYEPIECE
 
 

16448-3912 RST1899A mag 10.8 Sp A9/F2(Ib) 16448-3912 RST1899B sep 0.7 P.A. 159.60 mag 11.3 16448-3912 DAW 71C sep 52.8 P.A. 299.80 mag 11.2 16448-3912 DAW 71D sep 51.7 P.A. 299.70 mag 11.5 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 16448-3912 (HD 150771) : ALADIN DSS IMAGE @ 16h 44m 52.71s -39° 12' 25.4"
 
 
 
 
WDS 16448-3912 RST 1899 AB,CD (HD 150771) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16448-3912 RST1899AB,CD distance=0' 16448-3912 DAW 71CD distance=1' 16463-3916 B 2816BC distance=15' 16463-3916 B 2816EB distance=17' 16442-3857 TDS 834 distance=18' 16439-3856 RST3957 distance=20' 16437-3929 B 1323 distance=22' 16453-3848 RST1900Aa,Ab distance=25' 16453-3848 TOK 307AB distance=25' 16468-3933 SEE 287 distance=31' 16470-3932 SHT 70AB distance=32' 16470-3932 SHT 70AC distance=32' 16470-3932 KOU 69AD distance=32' 16459-3953 HDS2380 distance=42' 16417-3936 TDT 35 distance=44' 16485-3936 I 571 distance=48' 16490-3940 KPP3008 distance=56' 16409-3836 I 1299AB distance=59' 16409-3836 I 1299AC distance=59' 16407-3953 TOB 8 distance=64' 16502-3928 KPP 686 distance=64' 16438-3809 HDO 259 distance=65' 16419-4009 SKF2056 distance=67' 16404-3955 SEE 283AB distance=68' 16404-3955 SEE 283AC distance=68' 16509-3851 HLN 39 distance=73' 16422-3801 TDT 39 distance=78' 16380-3917 FIN 29 distance=80' 16408-4018 I 1590 distance=81' 16514-3944 B 2821 distance=82' 16419-4028 KOU 66AB distance=84' 16419-4028 KOU 66AC distance=84' 16508-3815 SHT 71AB distance=90' 16508-3815 SHT 71AC distance=90' 16508-3815 SHT 71AD distance=90' 16508-3815 SHT 71AE distance=90' 16497-4027 RST1902 distance=93' 16527-3846 JNN 232AB distance=95' 16527-3846 JNN 232AC distance=95' 16527-3846 JNN 232AD distance=95' 16527-3846 JNN 232AE distance=95' 16527-3846 JNN 232AF distance=95' 16527-3846 JNN 232AG distance=95' 16527-3846 JNN 232AH distance=95' 16393-4026 RST1893 distance=98' 16447-4050 I 1592AB distance=98' 16447-4050 SHT 69AC distance=98' 16447-4050 SHT 69AD distance=98' 16447-4050 SHT 69AE distance=98' 16521-3822 RST1904 distance=99' 16383-4016 CPO 486 distance=99' 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 16448-3912 RST1899 AB 154 0.7
Show 16448-3912 RST1899 AB,CD 300 52.2
Show 16448-3912 DAW 71 CD 117 1.3 1
Show 16463-3916 B 2816 BC 235 4.7 15
Show 16463-3916 B 2816 EB 272 126.4 17
Show 16442-3857 TDS 834 87 1.5 18
Show 16439-3856 RST3957 43 3.3 20
Show 16437-3929 B 1323 194 3.3 22
Show 16453-3848 RST1900 Aa,Ab 243 0.8 25
Show 16453-3848 TOK 307 AB 236 870.3 25
Show 16468-3933 SEE 287 53 10.6 31
Show 16470-3932 SHT 70 AB 236 5.8 32
Show 16470-3932 SHT 70 AC 192 6.1 32
Show 16470-3932 KOU 69 AD 359 8.4 32
Show 16459-3953 HDS2380 195 0.1 42
Show 16417-3936 TDT 35 214 1.2 44
Show 16485-3936 I 571 227 0.3 48
Show 16490-3940 KPP3008 113 1.4 56
Show 16409-3836 I 1299 AB 192 0.7 59
Show 16409-3836 I 1299 AC 272 7.8 59
Show 16407-3953 TOB 8 173 21.7 64
Show 16502-3928 KPP 686 266 6.1 64
Show 16438-3809 HDO 259 138 34.7 65
Show 16419-4009 SKF2056 353 120.5 67
Show 16404-3955 SEE 283 AB 141 7.2 68
Show 16404-3955 SEE 283 AC 269 22.0 68
Show 16509-3851 HLN 39 251 0.2 73
Show 16422-3801 TDT 39 242 0.7 78
Show 16380-3917 FIN 29 286 3.1 80
Show 16408-4018 I 1590 161 0.6 81
Show 16514-3944 B 2821 41 5.5 82
Show 16419-4028 KOU 66 AB 68 8.9 84
Show 16419-4028 KOU 66 AC 220 6.1 84
Show 16508-3815 SHT 71 AB 196 4.5 90
Show 16508-3815 SHT 71 AC 96 4.6 90
Show 16508-3815 SHT 71 AD 65 6.0 90
Show 16508-3815 SHT 71 AE 329 6.1 90
Show 16497-4027 RST1902 206 0.5 93
Show 16527-3846 JNN 232 AB 331 5.0 95
Show 16527-3846 JNN 232 AC 335 3.1 95
Show 16527-3846 JNN 232 AD 8 2.9 95
Show 16527-3846 JNN 232 AE 41 3.4 95
Show 16527-3846 JNN 232 AF 76 4.4 95
Show 16527-3846 JNN 232 AG 279 2.6 95
Show 16527-3846 JNN 232 AH 201 1.6 95
Show 16393-4026 RST1893 272 0.2 98
Show 16447-4050 I 1592 AB 258 7.1 98
Show 16447-4050 SHT 69 AC 312 2.0 98
Show 16447-4050 SHT 69 AD 110 2.8 98
Show 16447-4050 SHT 69 AE 214 5.0 98
Show 16521-3822 RST1904 178 0.4 99

 
 
WDS 16448-3912 : COMPONENTS
 
 
  A B C
B pa=159.6°
sep=0.72"
 
C pa=299.8°
sep=52.76"
pa=300.3°
sep=53.31"
 
D pa=299.7°
sep=51.67"
pa=300.2°
sep=52.22"
pa=122.8°
sep=1.09"
 
 
16448-3912 A
 
 
Coord arcsec 2000 164452.71-391225.4 Mag 10.8 Spectral class A9/F2(Ib) (white) PmRA -4.00
PmDE -10.0 Tycho2 7867-01556-1 HD 150771 DM CD-3811183
Tycho2
Tycho2 7867-01556-1 Pflag RAmdeg 251.21965055 DEmdeg -39.20706169
PmRA -4.0 PmDE -10.0 E RAmdeg 36 E DEmdeg 39
E pmRA 1.8 E pmDE 1.8 EpRAm 1986.86 EpDEm 1985.31
Num 4 Q RAmdeg 0.9 Q DEmdeg 1.2 Q pmRA 0.9
Q pmDE 1.2 BTmag 10.771 E BTmag 0.060 VTmag 10.233
E VTmag 0.057 Prox 528 TYC T HIP
CCDM RAdeg 251.21966194 DEdeg -39.20703833 EpRA 1990 1.68
EpDE 1990 1.68 E RAdeg 36.6 E DEdeg 40.9 Posflg
Corr 0.2
 
 
16448-3912 B
 
 
Coord arcsec 2000 164452.73-391226.1 Mag 11.3 Calc delta mag 0.5 Calc coord yes
 
 
16448-3912 C
 
 
Coord arcsec 2000 164448.77-391159.2 Mag 11.2 PmRA 18.00 PmDE 11.0
Tycho2 7867-01156-1 HD 321984 DM CP-38 6519 Calc delta mag 0.4
Tycho2
Tycho2 7867-01156-1 Pflag RAmdeg 251.20323691 DEmdeg -39.19979403
PmRA 17.8 PmDE 10.7 E RAmdeg 48 E DEmdeg 51
E pmRA 1.9 E pmDE 1.8 EpRAm 1982.97 EpDEm 1980.87
Num 4 Q RAmdeg 0.5 Q DEmdeg 1.3 Q pmRA 0.5
Q pmDE 1.3 BTmag 11.148 E BTmag 0.080 VTmag 10.553
E VTmag 0.072 Prox 528 TYC T HIP
CCDM RAdeg 251.20318389 DEdeg -39.19981833 EpRA 1990 1.68
EpDE 1990 1.69 E RAdeg 51.0 E DEdeg 54.9 Posflg
Corr 0.2
 
 
16448-3912 D
 
 
Coord arcsec 2000 164448.85-391159.8 Mag 11.5 Calc delta mag 0.7 Calc coord yes