18073+0934 STT 342 Aa,Ab (72 Oph)

 
 
18h 07m 21.02s +09° 33' 49.2" P.A. 156.00 sep 1.6 mag 3.74,7.50 Sp A4III dist. 26.63 pc (86.87 l.y.)
 
 
Coord 2000 18073+0934 Discov num STT 342 Comp Aa,Ab Coord arcsec 2000 18 07 21.02 +09 33 49.2
Date first 1842 Date last 1876 Obs 8
Pa first 157 Pa last 156 P.A. Now (θ) 156°
Sep first 1.3 Sep last 1.6 Sep. Now (ρ) 1.6"
Mag pri 3.74 Mag sec 7.50 delta mag (ΔM) 3.76 Spectral class A4III (white)
Pri motion ra -062 Sec motion ra
Pri motion dec +080 Sec motion dec
Notes N X (See Notes, Dubious double)
Nature of this double is uncertain.
 
 
18073+0934 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 72 Oph 228716 18 07 21 +09 33 49 STT 342 Aa,Ab 1876 8 156 1.6 3.74 7.50 3.76 <===
Show 123142 18 07 21 +09 33 49 STT 342 AB 2016 10 298 25.0 3.74 13.90 10.16
Show 123142 18 07 21 +09 33 49 STT 342 AC 2015 11 163 64.3 3.74 11.45 7.71
Show 123142 18 07 21 +09 33 49 DAL 36 AD 2010 2 48 24.2 3.74 14.80 11.06
Quintuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name 72 Oph Constellation Ophiuchus SAO 228716 HIP 88771
Tycho2 1012-01661-1 Gaia DR2 4482432246130215296 HD 165777 HR 6771
GC 24695 ADS 11076 BD BD+09 3564 Flamsteed 72 Ophiuchi
Flamsteed name 72 Oph FK5 680 Distance 26.63 Distance ly 86.87
 
 
WDS 18073+0934 STT 342 Aa,Ab (72 Oph) : NOTES
 
 
discov_num notes refcode
STT 342 72 Oph. Spectroscopic binary.
 
 
DISCOVERER
 
 
discov author
DAL Daley, J.A.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
18073+0934 STT 342 Aa,Ab 1876 8 156 1.6 3.74 7.50 A4III N 180721.02+093349.2

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WDS 18073+0934 STT 342 Aa,Ab (72 Oph) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18073+0934 STT 342 Aa,Ab (72 Oph) : MEASURES
 
 
No records found.

 
 
WDS 18073+0934 (72 Oph) : VIRTUAL EYEPIECE
 
 

18073+0934 STT 342A mag 3.74 Sp A4III 18073+0934 STT 342Ab sep 1.6 P.A. 156.00 mag 7.5 18073+0934 STT 342B sep 25.0 P.A. 297.60 mag 13.9 18073+0934 STT 342C sep 64.3 P.A. 162.50 mag 11.45 18073+0934 DAL 36D sep 24.2 P.A. 48.40 mag 14.8 virtual eyepiece
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Radius:
Components only
 
 
WDS 18073+0934 (72 Oph) : ALADIN DSS IMAGE @ 18h 07m 21.02s +09° 33' 49.2"
 
 
 
 
WDS 18073+0934 STT 342 Aa,Ab (72 Oph) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18073+0934 STT 342Aa,Ab distance=0' 18077+0946 BU 826 distance=14' 18065+0920 HZG 12BC distance=19' 18065+0920 ARN9001AB distance=19' 18065+0920 TOB 270AD distance=19' 18065+0920 TOB 270CD distance=21' 18091+0924 PRY 3 distance=27' 18093+0909 RUC 24AB distance=39' 18093+0909 RUC 24AC distance=39' 18068+0853 ENG 63AB distance=42' 18068+0853 SLE 133AD distance=42' 18068+0853 SLE 133AE distance=42' 18068+0853 BUP 179AC distance=42' 18068+0853 SLE 133AF distance=42' 18068+0853 DEA 58AH distance=42' 18068+0853 TOK 696Aa,Ab distance=42' 18068+0853 SLE 133BF distance=44' 18068+0853 BUP 179BG distance=44' 18085+1014 ROE 97 distance=45' 18088+1015 ROE 98CD distance=47' 18088+1015 ROE 98AB distance=47' 18088+1015 ROE 98AC distance=47' 18109+0941 TDT 726 distance=54' 18119+0928 TDT 733 distance=68' 18117+1008 TDT 731 distance=73' 18052+1040 HEI 555 distance=74' 18024+0944 TDS 897 distance=75' 18115+1020 TDT 730 distance=77' 18027+1011 KPP4340BC distance=78' 18027+1011 KPP4340AB distance=79' 18027+1011 KPP4340AC distance=79' 18041+1039 UC 3485 distance=81' 18114+1030 TDT 729 distance=83' 18039+1040 UC 3484 distance=85' 18082+1059 BPM 728 distance=87' 18098+0815 GWP2764 distance=87' 18046+1053 SHN 227 distance=89' 18133+0906 HDS2573 distance=93' 18136+0946 HDS2574 distance=94' 18043+1057 UC 3487 distance=95' 18093+1105 BPM 734 distance=96' 18122+1040 KPP4090 distance=98' 18023+0828 LDS5228 distance=98' 18096+1106 BPM 735 distance=99' 18140+0922 TDT 753 distance=99' 18081+1114 TDT 700 distance=101' 18078+1116 JMA 1 distance=103' 18048+1110 KPP1572 distance=104' 18002+0932 KPP3326 distance=106' 18068+1120 SLE 132AB distance=107' 18068+1120 SLE 132AC distance=107' 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 18073+0934 STT 342 AB 298 25.0 0
Show 18073+0934 STT 342 AC 163 64.3 0
Show 18073+0934 DAL 36 AD 48 24.2 0
Show 18073+0934 STT 342 Aa,Ab 156 1.6 0
Show 18077+0946 BU 826 315 1.1 14
Show 18065+0920 HZG 12 BC 218 136.5 19
Show 18065+0920 ARN9001 AB 114 38.2 19
Show 18065+0920 TOB 270 AD 197 206.3 19
Show 18065+0920 TOB 270 CD 188 76.4 21
Show 18091+0924 PRY 3 329 4.6 27
Show 18093+0909 RUC 24 AB 6 8.3 39
Show 18093+0909 RUC 24 AC 36 22.7 39
Show 18068+0853 ENG 63 AB 247 129.1 42
Show 18068+0853 SLE 133 AD 10 127.1 42
Show 18068+0853 SLE 133 AE 76 148.9 42
Show 18068+0853 BUP 179 AC 316 79.9 42
Show 18068+0853 SLE 133 AF 334 172.8 42
Show 18068+0853 DEA 58 AH 169 8.0 42
Show 18068+0853 TOK 696 Aa,Ab 207 0.0 42
Show 18068+0853 SLE 133 BF 12 210.5 44
Show 18068+0853 BUP 179 BG 37 80.0 44
Show 18085+1014 ROE 97 152 1.1 45
Show 18088+1015 ROE 98 CD 177 31.8 47
Show 18088+1015 ROE 98 AB 272 4.7 47
Show 18088+1015 ROE 98 AC 261 30.7 47
Show 18109+0941 TDT 726 67 0.9 54
Show 18119+0928 TDT 733 258 0.4 68
Show 18117+1008 TDT 731 90 2.3 73
Show 18052+1040 HEI 555 257 2.1 74
Show 18024+0944 TDS 897 150 1.3 75
Show 18115+1020 TDT 730 226 0.5 77
Show 18027+1011 KPP4340 BC 340 1.7 78
Show 18027+1011 KPP4340 AB 180 6.4 79
Show 18027+1011 KPP4340 AC 187 4.9 79
Show 18041+1039 UC 3485 264 87.7 81
Show 18114+1030 TDT 729 100 0.6 83
Show 18039+1040 UC 3484 24 49.5 85
Show 18082+1059 BPM 728 145 114.8 87
Show 18098+0815 GWP2764 319 43.7 87
Show 18046+1053 SHN 227 -1 0.1 89
Show 18133+0906 HDS2573 165 0.9 93
Show 18136+0946 HDS2574 309 0.6 94
Show 18043+1057 UC 3487 248 57.7 95
Show 18093+1105 BPM 734 287 119.1 96
Show 18122+1040 KPP4090 112 1.2 98
Show 18023+0828 LDS5228 58 17.1 98
Show 18096+1106 BPM 735 121 12.4 99
Show 18140+0922 TDT 753 189 0.5 99
Show 18081+1114 TDT 700 190 0.8 101
Show 18078+1116 JMA 1 167 6.3 103
Show 18048+1110 KPP1572 325 11.9 104

 
 
WDS 18073+0934 : COMPONENTS
 
 
  A Ab B C
Ab pa=156.0°
sep=1.60"
 
B pa=297.6°
sep=25.00"
pa=299.8°
sep=26.28"
 
C pa=162.5°
sep=64.33"
pa=162.7°
sep=62.74"
pa=150.4°
sep=83.92"
 
D pa=48.4°
sep=24.20"
pa=44.9°
sep=24.73"
pa=83.6°
sep=40.50"
pa=359.1°
sep=77.43"
 
 
18073+0934 A
 
 
Coord arcsec 2000 180721.02+093349.2 Mag 3.74 Spectral class A4III (white) PmRA -62.00
PmDE 80.0 SAO 228716 HIP 88771 HR 6771
GC 24695 BD BD+09 3564 Flamsteed 72 Ophiuchi Flamsteed name 72 Oph
FK5 680
SAO
SAO 228716 DelFlag RA1950 PmRA1950 -0.0031
DE1950 PmDE1950 -0.097 Vmag 7.4 SpType G5
Double code Source 70 CatNum 24663 DM CD-4612117
DMcomp BDsup HD 165271 M HD 0
GC 24663 RA1950rad 4.7284773 DE1950rad -0.81862812 PmRA2000 -0.0031
PmDE2000 -0.099
Hipparcos
Catalog H HIP 88771 Proxy RAhms 18 07 21.02
DEdms +09 33 49.2 Vmag 3.71 VarFlag R Vmag H
RAdeg 271.838 DEdeg 9.56365 AstroRef Plx 39.4
CCDM -61.60 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD BD BD+09 3564
CD CP Dm number +09 3564 VIred 0.14
SpType A4IVs R SpType Coord arcsec 2000 180721.02+093349.2
Hipparcos 2
HIP 88771 Sn 5 So 0 Nc 1
RArad 4.7444609112 DErad 0.1669172444 Plx 37.55 PmRA -62.17
PmDE 79.66 E RArad 0.17 E DErad 0.17 E Plx 0.21
E pmRA 0.18 E pmDE 0.19 Hpmag E Hpmag 0.0005
SHp 0.004 VA 0 BV 0.159 E BV 0.004
VI 0.18
CCDM
Ccdm 18073+0934 RComp Comp A Note1
Note2 Discov num DRAs 2.99 DDEs -10.1
R dRAs 10 Year Theta Rho
Obs 4 Vmag 3.7 Sp A3 PmNote *
PmRA -62 PmDE 81 Dm number +09 3564 Cat1 BD
Name2 123142 Cat2 SAO HD 165777 M HD
ADS BDS A11076 M ADS BDS N IDS IDS 18026N0933A
HIC 88771
 
 
18073+0934 Ab
 
 
Coord arcsec 2000 180721.06+093347.7 Mag 7.5 Delta magnitude 3.76 Coordinate calculated yes
 
 
18073+0934 B
 
 
Coord arcsec 2000 180719.52+093400.8 Mag 13.9 PmRA -62.00 PmDE 70.0
Delta magnitude 10.16 Coordinate calculated yes
CCDM
Ccdm 18073+0934 RComp Comp B Note1
Note2 Discov num STT 342 DRAs DDEs
R dRAs Year Theta Rho
Obs Vmag Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11076 M ADS BDS N N IDS IDS 18026N0933B
HIC 88771
 
 
18073+0934 C
 
 
Coord arcsec 2000 180722.33+093247.8 Mag 11.45 PmRA -1.00 PmDE 1.0
Delta magnitude 7.71 Coordinate calculated yes
CCDM
Ccdm 18073+0934 RComp Comp C Note1
Note2 Discov num STT 342 DRAs DDEs
R dRAs Year 1934 Theta 299 Rho 25.4
Obs 3 Vmag 14.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11076 M ADS BDS N IDS IDS 18026N0933C
HIC
 
 
18073+0934 D
 
 
Coord arcsec 2000 180722.24+093405.3 Mag 14.8 Delta magnitude 11.06 Coordinate calculated yes
CCDM
Ccdm 18073+0934 RComp Comp D Note1
Note2 Discov num STT 342 DRAs DDEs
R dRAs Year 1911 Theta 166 Rho 54.4
Obs 5 Vmag Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11076 M ADS BDS N IDS IDS 18026N0933D
HIC