stampa
Login

Keep tracks of you favourite doubles.
Register here


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
18082-1847
ARA 452
HD 312637


Nearby doubles
8' : 18078-1852
ARA 451

10' : 18084-1856
I 625AB

18' : 18089-1901
ARA 731

23' : 18089-1827
ARA 453

25' : 18067-1859
HJ 592

26' : 18086-1823
GAU9002

26' : 18093-1827
ARA 455

26' : 18090-1825
HJ 2819

28' : 18077-1913
ARA 729

30' : 18094-1822
FEN 26

34' : 18090-1815
ARA 454

38' : 18081-1925
ARA 730AB

40' : 18069-1923
A 2258

44' : 18055-1906
ARA 727

50' : 18101-1929
SKF 934

51' : 18048-1902
OCC 536

52' : 18087-1756
ARA 266AB

53' : 18047-1903
B 2852

54' : 18118-1903
I 1479

54' : 18120-1852
OCC9177

57' : 18118-1825
HJ 2820AB

60' : 18063-1941
J 1619

61' : 18124-1840
KPP4092

62' : 18125-1852
VAT 2

62' : 18125-1847
ARA 460

62' : 18115-1807
ARA 457



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.

18082-1847 ARA 452 (HD 312637)

 
 
18h 08m 11.64s -18° 47' 07.0" P.A. 263.00 sep 12.5 mag 9.61,11.10 Sp K7
 
 
Coord 2000 18082-1847 Discov num ARA 452 Comp Coord arcsec 2000 18 08 11.64 -18 47 07.0
Date first 1916 Date last 2018 Obs 6
Pa first 268 Pa last 262.5 P.A. Now (θ) 262.5°
Sep first 13.2 Sep last 12.508 Sep. Now (ρ) 12.508"
Mag pri 9.61 Mag sec 11.10 delta mag (ΔM) 1.49 Spectral class K7 (yellow-orange)
Pri motion ra -002 Sec motion ra +009
Pri motion dec +002 Sec motion dec -009
Notes
rPM=1.222
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 312637 Constellation Sagittarius Tycho2 6272-01074-1 Gaia DR2 4095368247239263232
HD 312637
 
 
WDS 18082-1847 ARA 452 (HD 312637) : 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
18082-1847 ARA 452 1987 2 264 12.8 9.61 11.10 180811.64-184707.0
18082-1847 ARA 452 1999 3 262 12.6 9.61 11.10 180811.64-184707.0
18082-1847 ARA 452 2017 4 262 12.6 9.61 11.10 K7 180811.64-184707.0
18082-1847 ARA 452 2018 6 263 12.5 9.61 11.10 K7 180811.64-184707.0

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

 
 
WDS 18082-1847 ARA 452 (HD 312637) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18082-1847 ARA 452 (HD 312637) : MEASURES
 
 
No records found.

 
 
WDS 18082-1847 (HD 312637) : VIRTUAL EYEPIECE
 
 

18082-1847 ARA 452A mag 9.61 Sp K7 18082-1847 ARA 452B sep 11.8 P.A. 262.10 mag 11.1 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 18082-1847 (HD 312637) : ALADIN DSS IMAGE @ 18h 08m 11.64s -18° 47' 07.0"
 
 
 
 
WDS 18082-1847 ARA 452 (HD 312637) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18082-1847 ARA 452 distance=1' 18078-1852 ARA 451 distance=8' 18084-1856 I 625AB distance=10' 18084-1856 AOT 69AB,C distance=10' 18084-1856 AOT 70AB,D distance=10' 18084-1856 AOT 70CD distance=10' 18072-1854 STN 41A,BC distance=16' 18072-1854 A 2259BC distance=16' 18089-1901 ARA 731 distance=18' 18089-1827 ARA 453 distance=23' 18067-1859 HJ 592 distance=25' 18086-1823 GAU9002 distance=26' 18093-1827 ARA 455 distance=26' 18090-1825 HJ 2819 distance=26' 18077-1913 ARA 729 distance=28' 18094-1822 FEN 26 distance=30' 18090-1815 ARA 454 distance=34' 18081-1925 AOT 68BC distance=38' 18081-1925 ARA 730AB distance=38' 18081-1925 AOT 68AC distance=38' 18069-1923 A 2258 distance=40' 18055-1906 ARA 727 distance=44' 18101-1929 SKF 934 distance=50' 18048-1902 OCC 536 distance=51' 18087-1756 TDT 706Aa,Ab distance=52' 18087-1756 ARA 266AB distance=52' 18047-1903 B 2852 distance=53' 18118-1903 I 1479 distance=54' 18120-1852 OCC9177 distance=54' 18118-1825 HJ 2820BC distance=57' 18118-1825 HJ 2820AB distance=57' 18118-1825 HJ 2820AC distance=57' 18063-1941 J 1619 distance=60' 18124-1840 KPP4092 distance=61' 18125-1852 VAT 2 distance=62' 18125-1847 ARA 460 distance=62' 18115-1807 ARA 457 distance=62' 18039-1832 ARA 450 distance=63' 18125-1901 SKF 95 distance=63' 18036-1859 TSN 185 distance=67' 18039-1913 B 2431 distance=67' 18039-1913 OCC 537Aa,Ab distance=67' 18126-1917 ARA 732 distance=70' 18105-1745 J 2197AB distance=71' 18046-1936 HJ 2817 distance=71' 18105-1745 J 2197BC distance=71' 18063-1955 OCC9174 distance=73' 18130-1819 TDT 739 distance=74' 18130-1914 LDS 629 distance=74' 18033-1919 BRT1512 distance=76' 18112-1951 OCC9175Ba,Bb distance=77' 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 18082-1847 ARA 452 263 12.5 1
Show 18078-1852 ARA 451 182 7.7 8
Show 18084-1856 I 625 AB 44 1.8 10
Show 18084-1856 AOT 69 AB,C 92 16.8 10
Show 18084-1856 AOT 70 AB,D 299 19.6 10
Show 18084-1856 AOT 70 CD 286 35.5 10
Show 18072-1854 STN 41 A,BC 211 29.8 16
Show 18072-1854 A 2259 BC 202 1.3 16
Show 18089-1901 ARA 731 224 6.3 18
Show 18089-1827 ARA 453 57 8.8 23
Show 18067-1859 HJ 592 206 36.6 25
Show 18086-1823 GAU9002 125 26.8 26
Show 18093-1827 ARA 455 97 11.5 26
Show 18090-1825 HJ 2819 113 23.3 26
Show 18077-1913 ARA 729 343 13.1 28
Show 18094-1822 FEN 26 46 5.0 30
Show 18090-1815 ARA 454 349 14.6 34
Show 18081-1925 AOT 68 BC 298 11.9 38
Show 18081-1925 ARA 730 AB 330 12.6 38
Show 18081-1925 AOT 68 AC 314 23.6 38
Show 18069-1923 A 2258 138 0.4 40
Show 18055-1906 ARA 727 24 9.9 44
Show 18101-1929 SKF 934 352 2.4 50
Show 18048-1902 OCC 536 -1 0.1 51
Show 18087-1756 TDT 706 Aa,Ab 98 0.8 52
Show 18087-1756 ARA 266 AB 125 11.9 52
Show 18047-1903 B 2852 144 4.1 53
Show 18118-1903 I 1479 237 2.0 54
Show 18120-1852 OCC9177 -1 0.0 54
Show 18118-1825 HJ 2820 BC 87 18.5 57
Show 18118-1825 HJ 2820 AB 279 5.8 57
Show 18118-1825 HJ 2820 AC 82 12.9 57
Show 18063-1941 J 1619 188 6.8 60
Show 18124-1840 KPP4092 335 1.6 61
Show 18125-1852 VAT 2 86 7.6 62
Show 18125-1847 ARA 460 86 13.7 62
Show 18115-1807 ARA 457 3 14.3 62
Show 18039-1832 ARA 450 66 8.0 63
Show 18125-1901 SKF 95 122 5.9 63
Show 18036-1859 TSN 185 325 0.2 67
Show 18039-1913 B 2431 285 9.7 67
Show 18039-1913 OCC 537 Aa,Ab 104 0.9 67
Show 18126-1917 ARA 732 93 9.3 70
Show 18105-1745 J 2197 AB 109 72.6 71
Show 18046-1936 HJ 2817 275 13.4 71
Show 18105-1745 J 2197 BC 82 6.2 71
Show 18063-1955 OCC9174 -1 0.0 73
Show 18130-1819 TDT 739 253 2.2 74
Show 18130-1914 LDS 629 132 48.2 74
Show 18033-1919 BRT1512 34 3.8 76
Show 18112-1951 OCC9175 Ba,Bb -1 0.0 77

 
 
WDS 18082-1847 : COMPONENTS
 
 
  A
B pa=262.1°
sep=11.85"
 
 
18082-1847 A
 
 
Componente originario normalizzato AB Name HD 312637 Coord arcsec 2000 180811.64-184707.0 Mag 9.61
Spectral class K7 (yellow-orange) PmRA -2.00 PmDE 2.0 Tycho2 6272-01074-1
HD 312637
Tycho2
Tycho2 6272-01074-1 Pflag RAmdeg 272.04853018 DEmdeg -18.78529453
PmRA -0.6 PmDE 6.7 E RAmdeg 23 E DEmdeg 30
E pmRA 3.1 E pmDE 3.2 EpRAm 1991.08 EpDEm 1990.69
Num 3 Q RAmdeg 0.2 Q DEmdeg 1.2 Q pmRA 0.2
Q pmDE 1.2 BTmag 12.316 E BTmag 0.226 VTmag 9.609
E VTmag 0.029 Prox 999 TYC T HIP
CCDM RAdeg 272.04853167 DEdeg -18.78530972 EpRA 1990 1.84
EpDE 1990 1.86 E RAdeg 22.7 E DEdeg 30.3 Posflg
Corr -0.1
CCDM
Ccdm 18082-1847 RComp Comp A Note1
Note2 Discov num DRAs -0.40 DDEs -6.5
R dRAs 56 Year Theta Rho
Obs 2 Vmag 11.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 18023S1848A
HIC
 
 
18082-1847 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 180810.81-184708.6 Mag 11.1 PmRA 9.00
PmDE -9.0 Calc delta mag 1.49 Calc coord yes
CCDM
Ccdm 18082-1847 RComp Comp B Note1
Note2 Discov num ARA 452 DRAs -1.30 DDEs -7.9
R dRAs 56 Year 1916 Theta 268 Rho 13.2
Obs 1 Vmag 13.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 18023S1848B
HIC