stampa
Login

Enhance your experience with Stelle Doppie.
Register here


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
18170+1204
HDS 2582
HD 167944


Nearby doubles
9' : 18164+1201
BPM 752

15' : 18160+1201
BRT1295

17' : 18160+1158
TDT 765

18' : 18182+1209
GWP2770

20' : 18166+1145
TOB 282

23' : 18174+1143
TOB 283

25' : 18155+1156
ROE 144

35' : 18148+1153
ROE 143

43' : 18163+1124
J 1270

45' : 18141+1156
ROE 142

46' : 18184+1124
TDT 784

48' : 18185+1122
BRT2176

50' : 18184+1119
GWP2771

50' : 18198+1135
BRT1297

58' : 18192+1116
BPM 758

60' : 18209+1153
BPM 760

63' : 18128+1151
BPM 743

65' : 18130+1138
BPM 744

66' : 18126+1215
GWP2768

68' : 18126+1224
HDS2570

74' : 18189+1057
J 2908

75' : 18190+1057
J 2909

78' : 18190+1315
ROE 111

79' : 18118+1147
BPM 740

83' : 18141+1314
J 2122

85' : 18215+1257
OL 173



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.

18170+1204 HDS 2582 (HD 167944)

 
 
18h 16m 59.53s +12° 04' 03.7" P.A. 88.00 sep 0.1 mag 7.88,8.40 Sp F8III dist. 358.42 pc (1169.17 l.y.)
 
 
Coord 2000 18170+1204 Discov num HDS2582 Comp Coord arcsec 2000 18 16 59.53 +12 04 03.7
Date first 1991 Date last 2021 Obs 7
Pa first 159 Pa last 88.1 P.A. Now (θ) 88.1°
Sep first 0.2 Sep last 0.09 Sep. Now (ρ) 0.09"
Mag pri 7.88 Mag sec 8.40 delta mag (ΔM) 0.52 Spectral class F8III (yellow-white)
Pri motion ra -002 Sec motion ra
Pri motion dec +001 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 167944 Constellation Ophiuchus SAO 103557 HIP 89595
Tycho2 1018-00208-1 Gaia DR2 4484881717518627840 HD 167944 GC 24953
BD BD+12 3446 Distance 358.42 Distance ly 1169.17
 
 
WDS 18170+1204 HDS 2582 (HD 167944) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HDS Hipparcos Double Star (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18170+1204 HDS2582 2001 2 172 0.3 7.88 8.40 F8III 181659.53+120403.7
18170+1204 HDS2582 2008 3 144 0.1 7.88 8.40 F8III 181659.53+120403.7
18170+1204 HDS2582 2015 3 111 0.1 7.88 8.40 F8III 181659.53+120403.7
18170+1204 HDS2582 2018 4 103 0.1 7.88 8.40 F8III 181659.53+120403.7
18170+1204 HDS2582 2019 5 98 0.1 7.88 8.40 F8III 181659.53+120403.7
18170+1204 HDS2582 2021 7 88 0.1 7.88 8.40 F8III 181659.53+120403.7

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

 
 
WDS 18170+1204 HDS 2582 (HD 167944) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18170+1204 HDS 2582 (HD 167944) : MEASURES
 
 
No records found.

 
 
WDS 18170+1204 (HD 167944) : VIRTUAL EYEPIECE
 
 

18170+1204 HDS2582A mag 7.88 Sp F8III 18170+1204 HDS2582B sep 0.1 P.A. 88.10 mag 8.4 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 18170+1204 (HD 167944) : ALADIN DSS IMAGE @ 18h 16m 59.53s +12° 04' 03.7"
 
 
 
 
WDS 18170+1204 HDS 2582 (HD 167944) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18170+1204 HDS2582 distance=0' 18164+1201 BPM 752 distance=9' 18160+1201 BRT1295 distance=15' 18160+1158 TDT 765 distance=17' 18182+1209 GWP2770 distance=18' 18166+1145 TOB 282 distance=20' 18174+1143 TOB 283 distance=23' 18155+1156 ROE 144 distance=25' 18148+1153 ROE 143 distance=35' 18163+1124 J 1270 distance=43' 18141+1156 ROE 142 distance=45' 18184+1124 TDT 784 distance=46' 18185+1122 BRT2176 distance=48' 18184+1119 GWP2771 distance=50' 18198+1135 BRT1297 distance=50' 18192+1116 BPM 758 distance=58' 18209+1153 BPM 760 distance=60' 18128+1151 BPM 743 distance=63' 18130+1138 BPM 744 distance=65' 18126+1215 GWP2768 distance=66' 18126+1224 HDS2570 distance=68' 18189+1057 J 2908 distance=74' 18190+1057 J 2909 distance=75' 18190+1315 ROE 111 distance=78' 18118+1147 BPM 740 distance=79' 18141+1314 J 2122 distance=83' 18215+1257 OL 173 distance=85' 18214+1259 BPMA 54 distance=85' 18130+1103 TOB 273 distance=85' 18131+1102 TOB 274 distance=85' 18222+1126 STF2311AB distance=86' 18222+1126 STF2311AC distance=86' 18222+1126 STF2311AD distance=86' 18126+1107 BPM 741 distance=87' 18116+1126 BPM 739 distance=88' 18148+1327 HJ 1316 distance=89' 18132+1053 ROE 121AB distance=91' 18132+1053 ROE 121AC distance=91' 18116+1247 BRT1293 distance=91' 18229+1242 TDS 919 distance=95' 18106+1155 BPM 737 distance=95' 18231+1125 BPM 765 distance=98' 18143+1333 BPM 745 distance=98' 18150+1338 BPM 747 distance=99' 18215+1318 HDS2595 distance=100' 18187+1028 HEI 802 distance=100' 18109+1251 ROE 110 distance=101' 18115+1307 BPM 738 distance=103' 18117+1313 BRT1294 distance=104' 18234+1122 BRT1298 distance=104' 18180+1347 CHR 68 distance=104' 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 18170+1204 HDS2582 88 0.1
Show 18164+1201 BPM 752 162 98.5 9
Show 18160+1201 BRT1295 127 4.5 15
Show 18160+1158 TDT 765 172 1.0 17
Show 18182+1209 GWP2770 306 10.6 18
Show 18166+1145 TOB 282 319 12.4 20
Show 18174+1143 TOB 283 35 12.7 23
Show 18155+1156 ROE 144 291 6.5 25
Show 18148+1153 ROE 143 90 4.2 35
Show 18163+1124 J 1270 39 2.8 43
Show 18141+1156 ROE 142 229 3.8 45
Show 18184+1124 TDT 784 60 0.7 46
Show 18185+1122 BRT2176 99 3.1 48
Show 18184+1119 GWP2771 357 75.3 50
Show 18198+1135 BRT1297 166 3.5 50
Show 18192+1116 BPM 758 337 63.0 58
Show 18209+1153 BPM 760 293 102.6 60
Show 18128+1151 BPM 743 30 62.6 63
Show 18130+1138 BPM 744 207 116.5 65
Show 18126+1215 GWP2768 268 11.3 66
Show 18126+1224 HDS2570 352 0.1 68
Show 18189+1057 J 2908 345 4.1 74
Show 18190+1057 J 2909 62 3.7 75
Show 18190+1315 ROE 111 74 3.1 78
Show 18118+1147 BPM 740 329 110.9 79
Show 18141+1314 J 2122 329 5.6 83
Show 18215+1257 OL 173 23 1.6 85
Show 18214+1259 BPMA 54 351 282.0 85
Show 18130+1103 TOB 273 174 17.4 85
Show 18131+1102 TOB 274 113 21.4 85
Show 18222+1126 STF2311 AB 84 3.0 86
Show 18222+1126 STF2311 AC 333 146.3 86
Show 18222+1126 STF2311 AD 290 149.9 86
Show 18126+1107 BPM 741 236 36.2 87
Show 18116+1126 BPM 739 309 46.0 88
Show 18148+1327 HJ 1316 250 14.0 89
Show 18132+1053 ROE 121 AB 61 5.2 91
Show 18132+1053 ROE 121 AC 20 39.0 91
Show 18116+1247 BRT1293 74 5.4 91
Show 18229+1242 TDS 919 276 1.3 95
Show 18106+1155 BPM 737 261 29.0 95
Show 18231+1125 BPM 765 36 110.1 98
Show 18143+1333 BPM 745 73 29.0 98
Show 18150+1338 BPM 747 55 99.8 99
Show 18215+1318 HDS2595 24 1.5 100
Show 18187+1028 HEI 802 219 1.2 100
Show 18109+1251 ROE 110 135 3.8 101
Show 18115+1307 BPM 738 48 107.9 103
Show 18117+1313 BRT1294 281 3.9 104
Show 18234+1122 BRT1298 348 1.5 104
Show 18180+1347 CHR 68 53 0.0 104

 
 
WDS 18170+1204 : COMPONENTS
 
 
  A
B pa=88.1°
sep=0.09"
 
 
18170+1204 A
 
 
Componente originario normalizzato AB Name HD 167944 Coord arcsec 2000 181659.53+120403.7 Mag 7.88
Spectral class F8III (yellow-white) PmRA -2.00 PmDE 1.0 SAO 103557
HIP 89595 Tycho2 1018-00208-1 HD 167944 GC 24953
BD BD+12 3446
Tycho2
Tycho2 1018-00208-1 Pflag RAmdeg 274.24803942 DEmdeg 12.06769016
PmRA -2.3 PmDE 1.1 E RAmdeg 4 E DEmdeg 4
E pmRA 1.2 E pmDE 1.1 EpRAm 1991.62 EpDEm 1991.60
Num 13 Q RAmdeg 1.0 Q DEmdeg 1.0 Q pmRA 0.9
Q pmDE 0.9 BTmag 8.076 E BTmag 0.015 VTmag 7.321
E VTmag 0.010 Prox 999 TYC T HIP 89595
CCDM AB RAdeg 274.24804500 DEdeg 12.06768750 EpRA 1990 1.85
EpDE 1990 1.85 E RAdeg 4.0 E DEdeg 4.3 Posflg P
Corr -0.2
SAO
SAO 103557 DelFlag RA1950 PmRA1950 0.0004
DE1950 PmDE1950 0.001 Vmag 7.1 SpType F5
Double code Source 70 CatNum 24953 DM BD+12 3446
DMcomp BDsup HD 167944 M HD 0
GC 24953 RA1950rad 4.77638568 DE1950rad 0.2102865 PmRA2000 0.0005
PmDE2000 0.001
Hipparcos
Catalog H HIP 89595 Proxy H RAhms 18 16 59.53
DEdms +12 04 03.7 Vmag 7.17 VarFlag R Vmag G
RAdeg 274.248 DEdeg 12.0677 AstroRef * Plx 2.49
CCDM 18170+1204 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source S Qual A M HIP AB
Theta 159 Rho 0.156 HD 167944 BD BD+12 3446
CD CP Dm number +12 3446 VIred 0.8
SpType F8III R SpType Coord arcsec 2000 181659.53+120403.7
Hipparcos 2
HIP 89595 Sn 55 So 3 Nc 2
RArad 4.7865313416 DErad 0.2106208987 Plx 2.79 PmRA -2.77
PmDE 0.92 E RArad 0.65 E DErad 0.57 E Plx 0.85
E pmRA 0.67 E pmDE 0.73 Hpmag 7.3548 E Hpmag 0.0009
SHp 0.009 VA 0 BV 0.76 E BV 0.001
VI 0.8
CCDM
Ccdm 18170+1204 RComp Comp A Note1
Note2 Discov num DRAs -0.47 DDEs 3.7
R dRAs 82 Year Theta Rho
Obs 2 Vmag 7.9 Sp F8 PmNote *
PmRA -2 PmDE 1 Dm number +12 3446 Cat1 BD
Name2 +12 1920 Cat2 AGK2/3 HD 167944 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 89595
 
 
18170+1204 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 181659.54+120403.7 Mag 8.4 Calc delta mag 0.52
Calc coord yes
CCDM
Ccdm 18170+1204 RComp Comp B Note1
Note2 Discov num HDS DRAs -0.47 DDEs 3.6
R dRAs 82 Year 1991 Theta 159 Rho 0.2
Obs 1 Vmag 8.4 Sp PmNote *
PmRA -2 PmDE 1 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 89595