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Doubles in session


Current system
18140-1931
ARA 737
HD 312954


Nearby doubles
13' : 18147-1939
J 1623

14' : 18147-1922
OCC 466

16' : 18129-1933
BRT1519

17' : 18135-1945
OCC 467

18' : 18152-1924
TSN 117

19' : 18137-1949
TOB 277

19' : 18150-1945
TOB 276

20' : 18141-1912
ARA 738AB

21' : 18129-1945
OCC 465

23' : 18130-1914
LDS 629

23' : 18156-1929
RST5108

24' : 18150-1912
LEO 15AB

25' : 18126-1917
ARA 732

27' : 18140-1904
ARA 736

27' : 18138-1904
ARA 735

28' : 18143-1904
B 2859AB

29' : 18150-1955
HJ 2823AB

29' : 18135-1903
ARA 734

29' : 18137-1903
SKF 97

30' : 18143-1902
ARA 740

31' : 18157-1950
B 1884

32' : 18154-1956
B 1883

32' : 18162-1921
B 2439

35' : 18150-1900
ARA 741

37' : 18153-1900
BU 284AB

37' : 18163-1913
B 2440



Selections
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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

18140-1931 ARA 737 (HD 312954)

 
 
18h 14m 02.52s -19° 31' 12.0" P.A. 104.00 sep 14.0 mag 11.38,11.50 Sp A3
 
 
Coord 2000 18140-1931 Discov num ARA 737 Comp Coord arcsec 2000 18 14 02.52 -19 31 12.0
Date first 1917 Date last 2015 Obs 8
Pa first 102 Pa last 103.5 P.A. Now (θ) 103.5°
Sep first 13.7 Sep last 14.025 Sep. Now (ρ) 14.025"
Mag pri 11.38 Mag sec 11.50 delta mag (ΔM) 0.12 Spectral class A3 (white)
Pri motion ra -003 Sec motion ra +000
Pri motion dec -004 Sec motion dec -009
Notes
rPM=0.648
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 312954 Constellation Sagittarius Tycho2 6272-01637-1 Gaia DR2 4094651223908268672
HD 312954
 
 
WDS 18140-1931 ARA 737 (HD 312954) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Ara1961 Pa - Aravamudan, S. 1961PASP...73..266A
Ara1961 PASP 73, 266, 1961
Ara1963 Pa - Aravamudan, S. .
Ara1963 Pub. Nizamiah Obs. 13, Pt.3, 1963
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18140-1931 ARA 737 1998 3 103 14.0 11.38 11.50 D 181402.52-193112.0
18140-1931 ARA 737 2008 4 104 14.2 11.38 11.50 D 181402.52-193112.0
18140-1931 ARA 737 2010 7 104 13.7 11.38 11.50 A3 181402.52-193112.0
18140-1931 ARA 737 2015 8 104 14.0 11.38 11.50 A3 181402.52-193112.0

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

 
 
WDS 18140-1931 ARA 737 (HD 312954) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18140-1931 ARA 737 (HD 312954) : MEASURES
 
 
No records found.

 
 
WDS 18140-1931 (HD 312954) : VIRTUAL EYEPIECE
 
 

18140-1931 ARA 737A mag 11.38 Sp A3 18140-1931 ARA 737B sep 13.3 P.A. 104.30 mag 11.5 virtual eyepiece
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Radius:
Components only
 
 
WDS 18140-1931 (HD 312954) : ALADIN DSS IMAGE @ 18h 14m 02.52s -19° 31' 12.0"
 
 
 
 
WDS 18140-1931 ARA 737 (HD 312954) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18140-1931 ARA 737 distance=0' 18147-1939 J 1623 distance=13' 18147-1922 OCC 466 distance=14' 18129-1933 BRT1519 distance=16' 18135-1945 OCC 467 distance=17' 18152-1924 TSN 117 distance=18' 18137-1949 TOB 277 distance=19' 18150-1945 TOB 276 distance=19' 18141-1912 CHR 234Aa,Ab distance=20' 18141-1912 ARA 738AB distance=20' 18129-1945 OCC 465 distance=21' 18130-1914 LDS 629 distance=23' 18156-1929 RST5108 distance=23' 18150-1912 LEO 15AB distance=24' 18150-1912 LEO 15AC distance=24' 18150-1912 OCC9178Aa,Ab distance=24' 18126-1917 ARA 732 distance=25' 18140-1904 ARA 736 distance=27' 18138-1904 ARA 735 distance=27' 18143-1904 B 2859AB distance=28' 18143-1904 SIN 108AC distance=28' 18150-1955 TOB 275DE distance=29' 18150-1955 HJ 2823AB distance=29' 18150-1955 TOB 275AC distance=29' 18150-1955 TOB 275AD distance=29' 18150-1955 TOB 275CF distance=29' 18135-1903 ARA 734 distance=29' 18137-1903 SKF 97 distance=29' 18143-1902 ARA 740 distance=30' 18157-1950 B 1884 distance=31' 18154-1956 B 1883 distance=32' 18162-1921 B 2439 distance=32' 18150-1900 ARA 741 distance=35' 18153-1900 BU 284AB distance=37' 18153-1900 BU 284AC distance=37' 18153-1900 BU 284AD distance=37' 18153-1900 BU 284AE distance=37' 18153-1900 BU 284AF distance=37' 18153-1900 BU 284AG distance=37' 18153-1900 BU 284AH distance=37' 18153-1900 BU 284AS distance=37' 18153-1900 BU 284BR distance=37' 18153-1900 ARA 743CQ distance=37' 18163-1913 B 2440 distance=37' 18125-1901 SKF 95 distance=37' 18150-1857 RST3167 distance=38' 18158-2001 CLL 12 distance=39' 18116-1952 OCC9176 distance=41' 18170-1933 B 2862 distance=42' 18138-1847 HJ 594AB distance=43' 18138-1847 HJ 594AC distance=43' 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 18140-1931 ARA 737 104 14.0
Show 18147-1939 J 1623 29 5.7 13
Show 18147-1922 OCC 466 -1 0.9 14
Show 18129-1933 BRT1519 55 5.2 16
Show 18135-1945 OCC 467 -1 0.1 17
Show 18152-1924 TSN 117 219 3.5 18
Show 18137-1949 TOB 277 130 23.5 19
Show 18150-1945 TOB 276 345 13.0 19
Show 18141-1912 CHR 234 Aa,Ab 60 0.2 20
Show 18141-1912 ARA 738 AB 61 15.4 20
Show 18129-1945 OCC 465 -1 0.1 21
Show 18130-1914 LDS 629 132 48.2 23
Show 18156-1929 RST5108 76 0.3 23
Show 18150-1912 LEO 15 AB 112 4.0 24
Show 18150-1912 LEO 15 AC 300 8.1 24
Show 18150-1912 OCC9178 Aa,Ab -1 0.1 24
Show 18126-1917 ARA 732 93 9.3 25
Show 18140-1904 ARA 736 336 11.6 27
Show 18138-1904 ARA 735 93 9.6 27
Show 18143-1904 B 2859 AB 48 6.6 28
Show 18143-1904 SIN 108 AC 149 11.3 28
Show 18150-1955 TOB 275 DE 37 36.3 29
Show 18150-1955 HJ 2823 AB 330 20.3 29
Show 18150-1955 TOB 275 AC 91 23.2 29
Show 18150-1955 TOB 275 AD 47 30.3 29
Show 18150-1955 TOB 275 CF 110 75.5 29
Show 18135-1903 ARA 734 211 10.8 29
Show 18137-1903 SKF 97 269 2.5 29
Show 18143-1902 ARA 740 53 9.2 30
Show 18157-1950 B 1884 85 0.2 31
Show 18154-1956 B 1883 53 0.2 32
Show 18162-1921 B 2439 113 2.5 32
Show 18150-1900 ARA 741 355 14.7 35
Show 18153-1900 BU 284 AB 358 18.1 37
Show 18153-1900 BU 284 AC 86 31.1 37
Show 18153-1900 BU 284 AD 192 57.8 37
Show 18153-1900 BU 284 AE 188 75.3 37
Show 18153-1900 BU 284 AF 267 138.7 37
Show 18153-1900 BU 284 AG 200 12.4 37
Show 18153-1900 BU 284 AH 67 21.0 37
Show 18153-1900 BU 284 AS 103 19.1 37
Show 18153-1900 BU 284 BR 326 5.2 37
Show 18153-1900 ARA 743 CQ 298 13.1 37
Show 18163-1913 B 2440 291 0.5 37
Show 18125-1901 SKF 95 122 5.9 37
Show 18150-1857 RST3167 153 4.5 38
Show 18158-2001 CLL 12 199 22.9 39
Show 18116-1952 OCC9176 -1 0.0 41
Show 18170-1933 B 2862 296 7.4 42
Show 18138-1847 HJ 594 AB 121 7.6 43
Show 18138-1847 HJ 594 AC 238 13.5 43

 
 
WDS 18140-1931 : COMPONENTS
 
 
  A
B pa=104.3°
sep=13.26"
 
 
18140-1931 A
 
 
Componente originario normalizzato AB Name HD 312954 Coord arcsec 2000 181402.52-193112.0 Mag 11.38
Spectral class A3 (white) PmRA -3.00 PmDE -4.0 Tycho2 6272-01637-1
HD 312954
Tycho2
Tycho2 6272-01637-1 Pflag RAmdeg 273.51048243 DEmdeg -19.52001150
PmRA -1.0 PmDE -5.1 E RAmdeg 53 E DEmdeg 70
E pmRA 2.3 E pmDE 2.5 EpRAm 1984.04 EpDEm 1979.22
Num 4 Q RAmdeg 1.8 Q DEmdeg 0.6 Q pmRA 1.8
Q pmDE 0.6 BTmag 11.567 E BTmag 0.089 VTmag 11.380
E VTmag 0.125 Prox 142 TYC HIP
CCDM RAdeg 273.51048500 DEdeg -19.52000000 EpRA 1990 1.85
EpDE 1990 1.81 E RAdeg 56.4 E DEdeg 76.6 Posflg
Corr -0.1
 
 
18140-1931 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 181403.43-193115.3 Mag 11.5 PmRA 0.00
PmDE -9.0 Tycho2 6272-02126-1 Calc delta mag 0.12 Calc coord yes
Tycho2
Tycho2 6272-02126-1 Pflag RAmdeg 273.51458365 DEmdeg -19.52086460
PmRA 9.0 PmDE -6.8 E RAmdeg 87 E DEmdeg 115
E pmRA 4.6 E pmDE 4.9 EpRAm 1986.60 EpDEm 1983.50
Num 2 Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 13.083 E BTmag 0.389 VTmag 11.496
E VTmag 0.140 Prox 142 TYC HIP
CCDM RAdeg 273.51456194 DEdeg -19.52084917 EpRA 1990 1.84
EpDE 1990 1.81 E RAdeg 90.3 E DEdeg 121.9 Posflg
Corr -0.1