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Doubles in session


Current system
16044-1127
STF 1999 AD


Nearby doubles
5' : 16044-1122
STF1998AB

22' : 16030-1125
KPP1937

37' : 16020-1118
HDS2261

43' : 16071-1110
KPP1054

54' : 16077-1103
BWL 42

57' : 16077-1155
LSC 62

64' : 16006-1059
GWP2574

69' : 16026-1230
HDS2263

73' : 16047-1014
LDS4628

76' : 16092-1057
HDS2279

80' : 15597-1048
FAL 51

82' : 16035-1247
UC 3109

91' : 16076-1245
BU 39AB

99' : 16090-1239
UC 3124

100' : 16086-1245
HU 155

101' : 16085-1006
BU 949

103' : 16109-1204
HU 156

111' : 16073-1309
KPP2778

116' : 16031-1321
GWP2581

117' : 16084-1308
GIC 139AB

126' : 16109-1006
WRH 24

128' : 16090-0939
WSI 85

130' : 16129-1052
KPP2445

139' : 16038-1345
UC 3113

145' : 16140-1152
RST3935

148' : 16138-1034
CLL 10



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

16044-1127 STF 1999 AD

 
 
16h 04m 25.96s -11° 26' 57.6" P.A. 351.00 sep 278.5 mag 7.43,4.10 Sp G8V+F5IV
 
 
Coord 2000 16044-1127 Discov num STF1999 Comp AD Coord arcsec 2000 16 04 25.96 -11 26 57.6
Date first 1834 Date last 2006 Obs 27
Pa first 349 Pa last 351 P.A. Now (θ) 351°
Sep first 280.0 Sep last 278.48 Sep. Now (ρ) 278.48"
Mag pri 7.43 Mag sec 4.10 delta mag (ΔM) 3.33 Spectral class G8V+F5IV (yellow/yellow-white)
Pri motion ra -062 Sec motion ra -074
Pri motion dec -022 Sec motion dec -033
Notes N T (See Notes, Parallax indicates physical)
rPM=0.201 (< 0.3, Physical double)
This double is physical.
 
 
16044-1127 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 144087 159668 16 04 26 -11 26 58 STF 1999 AB 2019 175 98 11.9 7.43 7.99 0.56
Show 159668 16 04 26 -11 26 58 STF 1999 AC 2015 12 85 84.5 7.43 11.41 3.98
Show 159668 16 04 26 -11 26 58 STF 1999 AD 2006 27 351 278.5 7.43 4.10 3.33 <===
Show 159670 16 04 27 -11 26 60 STF 1999 BC 2015 10 82 73.0 7.99 11.41 3.42
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Scorpius SAO 159668 HIP 78727 Tycho2 5619-01260-1
Gaia DR2 4343064577465522816 HD 144087 HR 5977 GC 21593
ADS 9909 BD BD-10 4237 Bayer Xi Scorpii Bayer name Xi Sco
Bayer greek ξ Sco
 
 
WDS 16044-1127 STF 1999 AD : NOTES
 
 
discov_num notes refcode
STF1999 AB: B is BD-11@4058.
AB: H 2 21. MEv2010
HIP 78738. B = HIP 78739. Tok2011a
Mass = 0.97, 0.91 \msun A, B, respectively. Tok2020d
Teff = 5622, 5330 K for A, B, respectively.
Physical quintuple with 16044-1122STF1998ABC with P ~ 300 kyr.
The period of AB is suggested to be ~4.5 kyr.
AD: D is AB of STF1998. AD also known as 16044-1122ABT 12AB,E.
AD: D is SB1, P=44.699d Tok2014d
 
 
REFERENCES
 
 
refcode metd author reference
MEv2010 - MacEvoy, B. ...................
MEv2010 private communication, 2010 (see http://www.handprint.com/ASTRO/index.html)
Tok2011a E2 - Tokovinin, A. 2011AJ....141...52T
Tok2011a +C+ AJ 141, 52, 2011
Tok2011a +Hh
Tok2014d E2 - Tokovinin, A. 2014AJ....147...86T
Tok2014d AJ 147, 86, 2014
Tok2020d orb j Tokovinin, A. 2020AJ....159..265T
Tok2020d AJ 159, 265, 2020
 
 
DISCOVERER
 
 
idgroup discov author
1 STF Struve, F.G.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16044-1127 STF1999 AD 2006 24 351 278.5 7.52 4.36 K0 N D 160425.96-112657.6

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

 
 
WDS 16044-1127 STF 1999 AD : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16044-1127 STF 1999 AD : MEASURES
 
 
No records found.

 
 
WDS 16044-1127 : VIRTUAL EYEPIECE
 
 

16044-1127 STF1999A mag 7.43 Sp G8V 16044-1127 STF1999B sep 11.3 P.A. 99.70 mag 7.99 Sp K0V 16044-1127 STF1999C sep 82.8 P.A. 84.50 mag 11.41 16044-1127 STF1999D sep 278.4 P.A. 351.20 mag 4.1 Sp F5IV 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 16044-1127 : ALADIN DSS IMAGE @ 16h 04m 25.96s -11° 26' 57.6"
 
 
 
 
WDS 16044-1127 STF 1999 AD : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16044-1127 STF1999AD distance=0' 16044-1127 STF1999BC distance=1' 16044-1122 STF1998AB distance=5' 16044-1122 STF1998AC distance=5' 16044-1122 STF1998BC distance=5' 16030-1125 KPP1937 distance=22' 16020-1118 HDS2261 distance=37' 16071-1110 KPP1054 distance=43' 16077-1103 BWL 42 distance=54' 16077-1155 LSC 62 distance=57' 16006-1059 GWP2574 distance=64' 16026-1230 HDS2263 distance=69' 16047-1014 LDS4628 distance=73' 16092-1057 HDS2279 distance=76' 15597-1048 FAL 51 distance=80' 16035-1247 UC 3109 distance=82' 16076-1245 BU 39AB distance=91' 16076-1245 BU 39AC distance=91' 16090-1239 UC 3124 distance=99' 16086-1245 HU 155 distance=100' 16085-1006 BU 949 distance=101' 16109-1204 HU 156 distance=103' 16073-1309 KPP2778 distance=111' 16031-1321 GWP2581 distance=116' 16084-1308 GIC 139AB distance=117' 16109-1006 WRH 24 distance=126' 16090-0939 WSI 85 distance=128' 16129-1052 KPP2445 distance=130' 16038-1345 UC 3113 distance=139' 16140-1152 RST3935 distance=145' 16138-1034 CLL 10 distance=148' 15542-1134 KPP1299 distance=151' 15542-1152 UC 3085 distance=153' 16045-0851 A 2591 distance=156' 16143-1025 RST3936AB distance=158' 16143-1025 STF2019AB,C distance=158' 15584-0916 GWP2566 distance=160' 15583-0913 TSN 93 distance=162' 16071-1404 NSN 153 distance=162' 15539-1039 GWP2560 distance=163' 16127-1319 SKF 440AB distance=165' 15581-0908 GIC 137 distance=168' 16036-1417 TVB 283 distance=171' 15549-0945 KPP 659 distance=174' 16105-0857 GWP2605 distance=175' 16072-1418 UC 3120 distance=176' 15545-1311 LDS4599 distance=179' 16072-1424 LDS4631 distance=182' 15542-0945 OCC9008 distance=183' 16094-1416 TDS9776 distance=185' 15540-1313 GWP2562 distance=186' 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 16044-1127 STF1999 AB 98 11.9
Show 16044-1127 STF1999 AD 351 278.5
Show 16044-1127 STF1999 AC 85 84.5
Show 16044-1127 STF1999 BC 82 73.0 1
Show 16044-1122 STF1998 AB 12 1.2 5
Show 16044-1122 STF1998 AC 45 7.2 5
Show 16044-1122 STF1998 BC 38 8.8 5
Show 16030-1125 KPP1937 48 15.3 22
Show 16020-1118 HDS2261 31 0.1 37
Show 16071-1110 KPP1054 40 8.4 43
Show 16077-1103 BWL 42 149 0.7 54
Show 16077-1155 LSC 62 255 0.2 57
Show 16006-1059 GWP2574 92 73.5 64
Show 16026-1230 HDS2263 225 0.1 69
Show 16047-1014 LDS4628 343 50.2 73
Show 16092-1057 HDS2279 326 0.3 76
Show 15597-1048 FAL 51 257 15.5 80
Show 16035-1247 UC 3109 66 50.1 82
Show 16076-1245 BU 39 AB 259 3.3 91
Show 16076-1245 BU 39 AC 321 29.5 91
Show 16090-1239 UC 3124 241 62.4 99
Show 16086-1245 HU 155 255 0.8 100
Show 16085-1006 BU 949 45 0.0 101
Show 16109-1204 HU 156 84 2.9 103
Show 16073-1309 KPP2778 1 4.2 111
Show 16031-1321 GWP2581 19 14.0 116
Show 16084-1308 GIC 139 AB 15.1 117
Show 16109-1006 WRH 24 87 0.2 126
Show 16090-0939 WSI 85 321 0.1 128
Show 16129-1052 KPP2445 165 21.5 130
Show 16038-1345 UC 3113 42.0 139
Show 16140-1152 RST3935 137 1.8 145
Show 16138-1034 CLL 10 181 57.7 148
Show 15542-1134 KPP1299 5 9.9 151
Show 15542-1152 UC 3085 141 28.8 153
Show 16045-0851 A 2591 5 2.9 156
Show 16143-1025 RST3936 AB 269 0.3 158
Show 16143-1025 STF2019 AB,C 153 22.3 158
Show 15584-0916 GWP2566 348 134.4 160
Show 15583-0913 TSN 93 168 134.4 162
Show 16071-1404 NSN 153 259 36.9 162
Show 15539-1039 GWP2560 40 119.5 163
Show 16127-1319 SKF 440 AB 130 8.6 165
Show 15581-0908 GIC 137 114 10.9 168
Show 16036-1417 TVB 283 142 21.8 171
Show 15549-0945 KPP 659 319 5.9 174
Show 16105-0857 GWP2605 333 14.8 175
Show 16072-1418 UC 3120 131 46.1 176
Show 15545-1311 LDS4599 69 158.3 179
Show 16072-1424 LDS4631 36 59.4 182
Show 15542-0945 OCC9008 -1 7.0 183

 
 
WDS 16044-1127 : COMPONENTS
 
 
  A B C
B pa=99.7°
sep=11.33"
 
C pa=84.5°
sep=82.81"
pa=82.1°
sep=71.93"
 
D pa=351.2°
sep=278.35"
pa=349.0°
sep=282.14"
pa=334.9°
sep=294.96"
 
 
16044-1127 A
 
 
Name HD 144087 Coord arcsec 2000 160425.96-112657.6 Mag 7.43 Spectral class G8V (yellow)
PmRA -62.00 PmDE -22.0 SAO 159668 HIP 78738
Tycho2 5619-01260-1 HD 144087 GC 21595 BD BD-11 4057
Tycho2
Tycho2 5619-01260-1 Pflag RAmdeg 241.10802048 DEmdeg -11.44938590
PmRA -61.2 PmDE -22.8 E RAmdeg 6 E DEmdeg 7
E pmRA 1.4 E pmDE 1.4 EpRAm 1991.35 EpDEm 1991.17
Num 7 Q RAmdeg 1.0 Q DEmdeg 0.9 Q pmRA 1.1
Q pmDE 0.9 BTmag 8.378 E BTmag 0.019 VTmag 7.522
E VTmag 0.013 Prox 118 TYC T HIP 78738
CCDM D RAdeg 241.10816639 DEdeg -11.44933222 EpRA 1990 1.58
EpDE 1990 1.50 E RAdeg 6.2 E DEdeg 6.9 Posflg
Corr -0.2
SAO
SAO 159668 DelFlag RA1950 PmRA1950 -0.0048
DE1950 PmDE1950 -0.027 Vmag 7.4 SpType K0
Double code Source 70 CatNum 21595 DM BD-11 4057
DMcomp BDsup HD 144087 M HD 0
GC 21595 RA1950rad 4.19610354 DE1950rad -0.19745257 PmRA2000 -0.0046
PmDE2000 -0.023
Hipparcos
Catalog H HIP 78738 Proxy RAhms 16 04 25.96
DEdms -11 26 57.6 Vmag 7.44 VarFlag R Vmag G
RAdeg 241.108 DEdeg -11.4493 AstroRef D Plx 35.25
CCDM 16044-1123 N CCDM I Nsys 3 Ncomp 1
MultFlag C Source P Qual A M HIP
Theta Rho HD 144087 BD BD-11 4057
CD CP Dm number -11 4057 VIred 0.79
SpType G8V comp R SpType Coord arcsec 2000 160425.96-112657.6
Hipparcos 2
HIP 78738 Sn 95 So 3 Nc 1
RArad 4.2081315509 DErad -0.1998285093 Plx 39.59 PmRA -63.43
PmDE -20.55 E RArad 3.15 E DErad 2.27 E Plx 3.49
E pmRA 4.11 E pmDE 3.24 Hpmag 7.57 E Hpmag 0.0247
SHp 0.059 VA 0 BV 0.75 E BV 0
VI 0.79
 
 
16044-1127 B
 
 
Coord arcsec 2000 160426.72-112659.5 Coord calc 160426.72-112659.5 Mag 7.99 Spectral class K0V (yellow-orange)
PmRA -56.00 PmDE -20.0 SAO 159670 HIP 78739
Tycho2 5619-01261-1 HD 144088 GC 21596 BD BD-11 4058
Calc delta mag 0.56
Tycho2
Tycho2 5619-01261-1 Pflag RAmdeg 241.11134077 DEmdeg -11.44987702
PmRA -57.2 PmDE -19.4 E RAmdeg 8 E DEmdeg 9
E pmRA 1.9 E pmDE 1.7 EpRAm 1991.38 EpDEm 1991.22
Num 3 Q RAmdeg 0.9 Q DEmdeg 1.8 Q pmRA 0.8
Q pmDE 1.8 BTmag 9.027 E BTmag 0.021 VTmag 8.048
E VTmag 0.015 Prox 118 TYC T HIP 78739
CCDM E RAdeg 241.11147694 DEdeg -11.44983139 EpRA 1990 1.59
EpDE 1990 1.53 E RAdeg 8.2 E DEdeg 9.1 Posflg
Corr -0.2
SAO
SAO 159670 DelFlag RA1950 PmRA1950 -0.0045
DE1950 PmDE1950 -0.025 Vmag 8.1 SpType K
Double code Source 70 CatNum 21596 DM BD-11 4058
DMcomp BDsup HD 144088 M HD 0
GC 21596 RA1950rad 4.19616304 DE1950rad -0.19746163 PmRA2000 -0.0043
PmDE2000 -0.021
Hipparcos
Catalog H HIP 78739 Proxy RAhms 16 04 26.75
DEdms -11 26 59.4 Vmag 8.02 VarFlag R Vmag G
RAdeg 241.111 DEdeg -11.4498 AstroRef E Plx 30.89
CCDM 16044-1123 N CCDM I Nsys 3 Ncomp 1
MultFlag C Source I Qual A M HIP
Theta Rho HD 144088 BD BD-11 4058
CD CP Dm number -11 4058 VIred 0.86
SpType K2V R SpType Coord arcsec 2000 160426.75-112659.4
Hipparcos 2
HIP 78739 Sn 95 So 3 Nc 1
RArad 4.2081889424 DErad -0.1998370835 Plx 44.25 PmRA -53.64
PmDE -29.57 E RArad 4.29 E DErad 3.31 E Plx 4.8
E pmRA 5.78 E pmDE 4.72 Hpmag 8.1793 E Hpmag 0.0403
SHp 0 VA 0 BV 0.85 E BV 0
VI 0.86
 
 
16044-1127 C
 
 
Coord arcsec 2000 160431.57-112649.7 Mag 11.41 PmRA 25.00 PmDE -53.0
Calc delta mag 3.98 Calc coord yes
 
 
16044-1127 D
 
 
Coord arcsec 2000 160423.06-112222.5 Mag 4.1 Spectral class F5IV (yellow-white) PmRA -74.00
PmDE -33.0 HIP 78727 Tycho2 5619-01257-1 HR 5977
GC 21593 BD BD-10 4237 Calc delta mag 3.33 Calc coord yes
Tycho2
Tycho2 5619-01257-1 Pflag RAmdeg 241.09222735 DEmdeg -11.37310381
PmRA -71.5 PmDE -34.5 E RAmdeg 3 E DEmdeg 4
E pmRA 1.4 E pmDE 1.6 EpRAm 1991.58 EpDEm 1991.26
Num 8 Q RAmdeg 6.0 Q DEmdeg 2.8 Q pmRA 6.1
Q pmDE 2.6 BTmag 4.844 E BTmag 0.014 VTmag 4.363
E VTmag 0.009 Prox 999 TYC T HIP
CCDM RAdeg 241.09239500 DEdeg -11.37302167 EpRA 1990 1.70
EpDE 1990 1.41 E RAdeg 3.4 E DEdeg 3.7 Posflg P
Corr 0.0
Hipparcos
Catalog H HIP 78727 Proxy RAhms 16 04 21.63
DEdms -11 22 24.8 Vmag 4.16 VarFlag R Vmag G
RAdeg DEdeg AstroRef Plx
CCDM 16044-1123 N CCDM I Nsys 3 Ncomp
MultFlag Source Qual S M HIP
Theta Rho HD 144069 BD BD-10 4237
CD CP Dm number -10 4237 VIred 0.53
SpType F6IV R SpType Coord arcsec 2000 160421.63-112224.8