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Doubles in session


Current system
17442-2727
STN 36 AB
HD 161004


Nearby doubles
15' : 17433-2721
RST1984

29' : 17433-2753
OCC 113

36' : 17465-2746
RST1988

41' : 17455-2804
SEE 337AB

44' : 17410-2719
I 1333

50' : 17476-2750
LIC 1

53' : 17448-2635
B 355

57' : 17471-2809
OCC 152

57' : 17410-2804
OCC 114

57' : 17446-2631
SKF2525

58' : 17408-2802
OCC 112

58' : 17447-2825
OCC9166

60' : 17456-2824
SHY 729

62' : 17414-2816
OCC9165

63' : 17429-2827
RST1982

63' : 17482-2801
HDS2514

66' : 17413-2820
RST1977

70' : 17495-2729
RST1991

76' : 17391-2656
SKF2524

80' : 17467-2616
TDT 503

80' : 17476-2833
B 357

80' : 17476-2622
J 1732

81' : 17383-2712
RSS 453

83' : 17479-2622
J 3202

85' : 17504-2704
OCC9022

88' : 17501-2649
LSC 78



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.

17442-2727 STN 36 AB (HD 161004)

 
 
17h 44m 14.15s -27° 27' 28.2" P.A. 207.00 sep 8.6 mag 8.74,10.88 Sp B8V+G8IV
 
 
Coord 2000 17442-2727 Discov num STN  36 Comp AB Coord arcsec 2000 17 44 14.15 -27 27 28.2
Date first 1878 Date last 2015 Obs 15
Pa first 210 Pa last 207 P.A. Now (θ) 207°
Sep first 7.4 Sep last 8.638 Sep. Now (ρ) 8.638"
Mag pri 8.74 Mag sec 10.88 delta mag (ΔM) 2.14 Spectral class B8V+G8IV (blue-white/yellow)
Pri motion ra +000 Sec motion ra -006
Pri motion dec -008 Sec motion dec -017
Notes
rPM=0.6
Nature of this double is uncertain.
 
 
17442-2727 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 161004 185671 17 44 14 -27 27 28 STN 36 AB 2015 15 207 8.6 8.74 10.88 2.14 <===
Show 185671 17 44 14 -27 27 28 SZA 3 AC 2019 6 146 6.7 9.50 9.50 0.00
Show 17 44 14 -27 27 34 SZA 3 Ca,Cb 2019 6 143 0.3 11.50 11.50 0.00
Quadruple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 161004 Constellation Sagittarius SAO 185671 Tycho2 6836-00750-1
HD 161004 ADS 10739
 
 
WDS 17442-2727 STN 36 AB (HD 161004) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Stn1877 Ma j Stone, O. 1877PCinO...3....1S
Stn1877 Pub. Cincinnati Obs. #3, 1877
Stn1878 Ma - Stone, O. 1878PCinO...4....1.
Stn1878 Pub. Cincinnati Obs. #4, 1878
Stn1879 Ma j Stone, O. 1879PCinO...5....1S
Stn1879 Pub. Cincinnati Obs. #5, 1879
Stn1880A Ma - Stone, O. 1880Obs.....3..314G
Stn1880A cited by Gledhill (Obs 3, 314, 1880)
Stn1882 Ma - Stone, O. 1882PCinO...6....1S
Stn1882 Pub. Cincinnati Obs. #6, 1882
Stn1890 Ma j Stone, O. 1890PCinO..10....1.
Stn1890 Pub. Cincinnati Obs. #10, 1890
Stn1906A Ma - Stone, O. 1906MmRAS..56....1L
Stn1906A cited by Lewis (MemRAS 56, 1, 1906)
Stn1932A Ma - Stone, O. 1932QB821.A43......
Stn1932A cited in ADS (Aitken Double Star Cat.), 1932
Sza2020 S+ j Souza, T.B., Guerrero, C.A. & Fernandes, M.B. 2020AJ....159..132S
Sza2020 +Hg AJ 159, 132, 2020
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17442-2727 STN 36 AB 2015 15 207 8.6 8.74 10.88 B8V+G8IV 174414.15-272728.2

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

 
 
WDS 17442-2727 STN 36 AB (HD 161004) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17442-2727 STN 36 AB (HD 161004) : MEASURES
 
 
No records found.

 
 
WDS 17442-2727 (HD 161004) : VIRTUAL EYEPIECE
 
 

17442-2727 STN 36A mag 8.74 Sp B8V 17442-2727 STN 36B sep 8.4 P.A. 204.30 mag 10.88 Sp G8IV 17442-2727 SZA 3C sep 7.0 P.A. 145.00 mag 11.5 17442-2727 SZA 3Cb sep 7.2 P.A. 145.00 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 17442-2727 (HD 161004) : ALADIN DSS IMAGE @ 17h 44m 14.15s -27° 27' 28.2"
 
 
 
 
WDS 17442-2727 STN 36 AB (HD 161004) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17442-2727 STN 36AB distance=0' 17442-2727 SZA 3Ca,Cb distance=1' 17433-2721 RST1984 distance=15' 17433-2753 OCC 113 distance=29' 17465-2746 RST1988 distance=36' 17455-2804 SEE 337AB distance=41' 17455-2804 SIN 102AC distance=41' 17410-2719 I 1333 distance=44' 17476-2750 LIC 1 distance=50' 17448-2635 B 355 distance=53' 17471-2809 OCC 152 distance=57' 17410-2804 OCC 114 distance=57' 17446-2631 SKF2525 distance=57' 17408-2802 OCC 112 distance=58' 17447-2825 OCC9166 distance=58' 17456-2824 SHY 729 distance=60' 17414-2816 OCC9165 distance=62' 17429-2827 RST1982 distance=63' 17482-2801 HDS2514 distance=63' 17413-2820 RST1977 distance=66' 17495-2729 RST1991 distance=70' 17391-2656 SKF2524 distance=76' 17467-2616 TDT 503 distance=80' 17476-2833 B 357 distance=80' 17476-2622 J 1732 distance=80' 17383-2712 RSS 453 distance=81' 17479-2622 J 3202 distance=83' 17504-2704 OCC9022 distance=85' 17501-2649 LSC 78 distance=88' 17461-2857 SHN 224 distance=93' 17501-2638 HDS2516 distance=93' 17512-2750 OCC 122 distance=95' 17457-2900 GHE 46AB distance=95' 17457-2900 GHE 46AC distance=95' 17457-2900 GEN 1AD distance=95' 17457-2900 GEN 1AE distance=95' 17457-2900 GEN 1AF distance=95' 17457-2900 GHE 46AG distance=95' 17457-2900 GEN 1AH distance=95' 17457-2900 GEN 1AI distance=95' 17457-2900 GEN 1AJ distance=95' 17457-2900 GEN 1AK distance=95' 17457-2900 GEN 1AL distance=95' 17457-2900 GEN 1AM distance=95' 17457-2900 GEN 1AN distance=95' 17457-2900 GHE 46AO distance=95' 17457-2900 GHE 46AP distance=95' 17457-2900 GHE 46AQ distance=95' 17457-2900 GHE 46AR distance=95' 17457-2900 GHE 46AS distance=95' 17457-2900 GHE 46AT distance=95' 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 17442-2727 STN 36 AB 207 8.6
Show 17442-2727 SZA 3 AC 146 6.7
Show 17442-2727 SZA 3 Ca,Cb 143 0.3 1
Show 17433-2721 RST1984 282 1.3 15
Show 17433-2753 OCC 113 -1 0.1 29
Show 17465-2746 RST1988 65 0.6 36
Show 17455-2804 SEE 337 AB 10 9.9 41
Show 17455-2804 SIN 102 AC 85 74.3 41
Show 17410-2719 I 1333 321 1.5 44
Show 17476-2750 LIC 1 123 0.0 50
Show 17448-2635 B 355 142 2.7 53
Show 17471-2809 OCC 152 -1 0.1 57
Show 17410-2804 OCC 114 -1 0.1 57
Show 17446-2631 SKF2525 104 2.6 57
Show 17408-2802 OCC 112 -1 0.3 58
Show 17447-2825 OCC9166 -1 0.2 58
Show 17456-2824 SHY 729 244 999.9 60
Show 17414-2816 OCC9165 -1 0.7 62
Show 17429-2827 RST1982 45 3.0 63
Show 17482-2801 HDS2514 353 0.1 63
Show 17413-2820 RST1977 331 1.5 66
Show 17495-2729 RST1991 58 0.9 70
Show 17391-2656 SKF2524 215 15.7 76
Show 17467-2616 TDT 503 116 0.6 80
Show 17476-2833 B 357 309 6.1 80
Show 17476-2622 J 1732 75 6.0 80
Show 17383-2712 RSS 453 60 20.2 81
Show 17479-2622 J 3202 48 4.2 83
Show 17504-2704 OCC9022 195 0.1 85
Show 17501-2649 LSC 78 239 0.4 88
Show 17461-2857 SHN 224 -1 0.1 93
Show 17501-2638 HDS2516 208 0.4 93
Show 17512-2750 OCC 122 -1 0.1 95
Show 17457-2900 GHE 46 AB 142 0.4 95
Show 17457-2900 GHE 46 AC 314 0.1 95
Show 17457-2900 GEN 1 AD 76 0.4 95
Show 17457-2900 GEN 1 AE 78 0.5 95
Show 17457-2900 GEN 1 AF 95 0.5 95
Show 17457-2900 GHE 46 AG 129 0.6 95
Show 17457-2900 GEN 1 AH 157 0.3 95
Show 17457-2900 GEN 1 AI 171 0.4 95
Show 17457-2900 GEN 1 AJ 164 0.6 95
Show 17457-2900 GEN 1 AK 6 0.5 95
Show 17457-2900 GEN 1 AL 230 0.3 95
Show 17457-2900 GEN 1 AM 156 1.1 95
Show 17457-2900 GEN 1 AN 129 0.7 95
Show 17457-2900 GHE 46 AO 53 0.4 95
Show 17457-2900 GHE 46 AP 89 0.3 95
Show 17457-2900 GHE 46 AQ 153 0.3 95
Show 17457-2900 GHE 46 AR 49 0.4 95
Show 17457-2900 GHE 46 AS 184 0.1 95

 
 
WDS 17442-2727 : COMPONENTS
 
 
  A B C
B pa=204.3°
sep=8.45"
 
C pa=145.0°
sep=6.96"
pa=75.0°
sep=7.73"
 
Cb pa=145.0°
sep=7.23"
pa=76.9°
sep=7.83"
pa=146.1°
sep=0.27"
 
 
17442-2727 A
 
 
Name HD 161004 Coord arcsec 2000 174414.15-272728.2 Mag 8.74 Spectral class B8V (blue-white)
PmRA 0.00 PmDE -8.0 SAO 185671 Tycho2 6836-00750-1
HD 161004 ADS 10739 DM CD-2711866
Tycho2
Tycho2 6836-00750-1 Pflag RAmdeg 266.05896649 DEmdeg -27.45785583
PmRA 0.7 PmDE -5.7 E RAmdeg 8 E DEmdeg 10
E pmRA 1.6 E pmDE 1.6 EpRAm 1990.87 EpDEm 1990.23
Num 7 Q RAmdeg 0.8 Q DEmdeg 1.1 Q pmRA 0.8
Q pmDE 1.2 BTmag 9.019 E BTmag 0.019 VTmag 8.810
E VTmag 0.017 Prox 999 TYC T HIP
CCDM RAdeg 266.05896472 DEdeg -27.45784250 EpRA 1990 1.69
EpDE 1990 1.47 E RAdeg 8.1 E DEdeg 9.9 Posflg
Corr 0.1
SAO
SAO 185671 DelFlag RA1950 PmRA1950 0.0014
DE1950 PmDE1950 0 Vmag 8.1 SpType B8
Double code Source 24 CatNum 11242 DM CD-2711866
DMcomp BDsup HD 161004 M HD 0
GC RA1950rad 4.62990785 DE1950rad -0.47886129 PmRA2000 0.0013
PmDE2000 0.001
CCDM
Ccdm 17442-2727 RComp Comp A Note1
Note2 Discov num DRAs 2.24 DDEs -27.9
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.8 Sp B8 PmNote *
PmRA 19 PmDE 0 Dm number -2711866 Cat1 CD
Name2 185671 Cat2 SAO HD 161004 M HD
ADS BDS A10739 M ADS BDS N IDS IDS 17380S2725A
HIC
 
 
17442-2727 B
 
 
Coord arcsec 2000 174413.89-272735.9 Mag 10.88 Spectral class G8IV (yellow) PmRA -6.00
PmDE -17.0 Calc delta mag 2.14 Calc coord yes
CCDM
Ccdm 17442-2727 RComp Comp B Note1
Note2 Discov num STN 36 DRAs 2.00 DDEs -35.5
R dRAs 90 Year 1959 Theta 207 Rho 8.1
Obs 8 Vmag 10.5 Sp PmNote *
PmRA 17 PmDE -9 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A10739 M ADS BDS N IDS IDS 17380S2725B
HIC
 
 
17442-2727 C
 
 
Coord arcsec 2000 174414.45-272733.9 Coord calc 174414.40-272733.7 Mag 11.5 Mag composta 9.5
PmRA -6.00 PmDE -17.0 Calc delta mag 2.76
 
 
17442-2727 Cb
 
 
Coord arcsec 2000 174414.46-272734.1 Mag 11.5 Calc delta mag 2.76 Calc coord yes