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Doubles in session


Current system
18039-2247
ARA 1840


Nearby doubles
4' : 18039-2250
B 2430

11' : 18043-2239
LYS 32

12' : 18034-2237
ARA1839

12' : 18030-2243
RSS 468

14' : 18030-2252
TDS 898

18' : 18042-2231
ARA1843

18' : 18042-2230
S 698AB

18' : 18030-2233
ARA1838AB

18' : 18041-2230
ARA1841

25' : 18024-2302
H N 40AB

26' : 18027-2306
RST3151

26' : 18054-2300
LYS 33AB

27' : 18019-2247
BU 283AB

31' : 18060-2238
BRT1513

33' : 18055-2312
ARA2211

35' : 18051-2317
B 375

39' : 18022-2318
B 2851

40' : 18011-2252
ARA1835

41' : 18015-2221
ARA1836

42' : 18049-2326
ARA2210

45' : 18058-2212
ARA1844

45' : 18068-2228
LYS 34

46' : 18055-2326
SKF2529AB

48' : 18056-2328
ARA2212

48' : 18018-2208
ARA1837

49' : 18004-2235
DON 877



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

18039-2247 ARA 1840

 
 
18h 03m 50.27s -22° 46' 51.5" P.A. 267.00 sep 8.0 mag 11.18,11.50
 
 
Coord 2000 18039-2247 Discov num ARA1840 Comp Coord arcsec 2000 18 03 50.27 -22 46 51.5
Date first 1921 Date last 2020 Obs 8
Pa first 266 Pa last 266.9 P.A. Now (θ) 266.9°
Sep first 7.4 Sep last 8.02 Sep. Now (ρ) 8.02"
Mag pri 11.18 Mag sec 11.50 delta mag (ΔM) 0.32 Spectral class
Pri motion ra +008 Sec motion ra -006
Pri motion dec +002 Sec motion dec +002
Notes
rPM=1.698
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius Tycho2 6842-00380-1 Gaia DR2 4069642045978048256
 
 
WDS 18039-2247 ARA 1840 : 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
18039-2247 ARA1840 1999 4 267 8.2 11.18 11.50 D 180350.27-224651.5
18039-2247 ARA1840 2015 7 268 8.2 11.18 11.50 180350.27-224651.5
18039-2247 ARA1840 2020 8 267 8.0 11.18 11.50 180350.27-224651.5

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

 
 
WDS 18039-2247 ARA 1840 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18039-2247 ARA 1840 : MEASURES
 
 
No records found.

 
 
WDS 18039-2247 : VIRTUAL EYEPIECE
 
 

18039-2247 ARA1840A mag 11.18 18039-2247 ARA1840B sep 7.4 P.A. 266.60 mag 11.5 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18039-2247 : ALADIN DSS IMAGE @ 18h 03m 50.27s -22° 46' 51.5"
 
 
 
 
WDS 18039-2247 ARA 1840 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18039-2247 ARA1840 distance=0' 18039-2250 B 2430 distance=4' 18043-2239 LYS 32 distance=11' 18034-2237 ARA1839 distance=12' 18030-2243 RSS 468 distance=12' 18030-2252 TDS 898 distance=14' 18042-2231 ARA1843 distance=18' 18030-2233 ARA1838BC distance=18' 18042-2230 S 698AB distance=18' 18042-2230 WFC 289AD distance=18' 18030-2233 ARA1838AB distance=18' 18030-2233 ABH 93AD distance=18' 18030-2233 ABH 93AE distance=18' 18030-2233 ABH 93AF distance=18' 18030-2233 ABH 93AG distance=18' 18030-2233 ABH 93AH distance=18' 18030-2233 ABH 93AI distance=18' 18030-2233 ABH 93AJ distance=18' 18041-2230 ARA1841 distance=18' 18042-2230 B 1875BC distance=18' 18042-2230 ARA1842DE distance=19' 18024-2302 H N 40AB distance=25' 18024-2302 H N 6AC distance=25' 18024-2302 TRN 26AH distance=25' 18024-2302 H N 6AE distance=25' 18024-2302 HLD 175AF distance=25' 18024-2302 H N 6AG distance=25' 18024-2302 SNA 77Aa,Ab distance=25' 18024-2302 SNA 77AI distance=25' 18024-2302 SNA 77AJ distance=25' 18027-2306 RST3151 distance=26' 18024-2302 H N 6CD distance=26' 18024-2302 H N 6CE distance=26' 18024-2302 H N 6CF distance=26' 18024-2302 H N 6CG distance=26' 18054-2300 LYS 33AB distance=26' 18054-2300 SNA 80AC distance=26' 18054-2300 SNA 80AD distance=26' 18054-2300 SNA 80AE distance=26' 18019-2247 BU 283AB distance=27' 18019-2247 BU 283AC distance=27' 18019-2247 FOX9030AD distance=27' 18060-2238 BRT1513 distance=31' 18055-2312 ARA2211 distance=33' 18051-2317 B 375 distance=35' 18022-2318 B 2851 distance=39' 18011-2252 ARA1835 distance=40' 18015-2221 ARA1836 distance=41' 18049-2326 ARA2210 distance=42' 18058-2212 ARA1844 distance=45' 18068-2228 LYS 34 distance=45' 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 18039-2247 ARA1840 267 8.0
Show 18039-2250 B 2430 7 8.8 4
Show 18043-2239 LYS 32 12 23.9 11
Show 18034-2237 ARA1839 42 12.4 12
Show 18030-2243 RSS 468 288 11.4 12
Show 18030-2252 TDS 898 116 2.0 14
Show 18042-2231 ARA1843 338 11.3 18
Show 18030-2233 ARA1838 BC 121 8.6 18
Show 18042-2230 S 698 AB 316 29.7 18
Show 18042-2230 WFC 289 AD 13 39.2 18
Show 18030-2233 ARA1838 AB 138 8.3 18
Show 18030-2233 ABH 93 AD 354 34.1 18
Show 18030-2233 ABH 93 AE 159 40.7 18
Show 18030-2233 ABH 93 AF 186 66.0 18
Show 18030-2233 ABH 93 AG 222 24.9 18
Show 18030-2233 ABH 93 AH 255 28.4 18
Show 18030-2233 ABH 93 AI 234 73.3 18
Show 18030-2233 ABH 93 AJ 284 104.1 18
Show 18041-2230 ARA1841 33 7.5 18
Show 18042-2230 B 1875 BC 236 0.5 18
Show 18042-2230 ARA1842 DE 110 12.6 19
Show 18024-2302 H N 40 AB 20 6.2 25
Show 18024-2302 H N 6 AC 212 10.7 25
Show 18024-2302 TRN 26 AH 345 1.5 25
Show 18024-2302 H N 6 AE 205 16.2 25
Show 18024-2302 HLD 175 AF 108 22.1 25
Show 18024-2302 H N 6 AG 212 40.7 25
Show 18024-2302 SNA 77 Aa,Ab 248 0.0 25
Show 18024-2302 SNA 77 AI 43 3.1 25
Show 18024-2302 SNA 77 AJ 165 6.5 25
Show 18027-2306 RST3151 32 1.3 26
Show 18024-2302 H N 6 CD 280 2.4 26
Show 18024-2302 H N 6 CE 191 6.0 26
Show 18024-2302 H N 6 CF 85 26.8 26
Show 18024-2302 H N 6 CG 212 30.0 26
Show 18054-2300 LYS 33 AB 289 35.2 26
Show 18054-2300 SNA 80 AC 21 5.6 26
Show 18054-2300 SNA 80 AD 186 5.6 26
Show 18054-2300 SNA 80 AE 184 7.8 26
Show 18019-2247 BU 283 AB 238 8.3 27
Show 18019-2247 BU 283 AC 33 13.6 27
Show 18019-2247 FOX9030 AD 265 24.5 27
Show 18060-2238 BRT1513 56 4.4 31
Show 18055-2312 ARA2211 89 10.8 33
Show 18051-2317 B 375 168 0.9 35
Show 18022-2318 B 2851 156 10.5 39
Show 18011-2252 ARA1835 304 9.8 40
Show 18015-2221 ARA1836 20 8.4 41
Show 18049-2326 ARA2210 145 8.7 42
Show 18058-2212 ARA1844 137 13.0 45
Show 18068-2228 LYS 34 114 5.7 45

 
 
WDS 18039-2247 : COMPONENTS
 
 
  A
B pa=266.6°
sep=7.40"
 
 
18039-2247 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 180350.27-224651.5 Mag 11.18 PmRA 8.00
PmDE 2.0 Tycho2 6842-00380-1
Tycho2
Tycho2 6842-00380-1 Pflag RAmdeg 270.95947380 DEmdeg -22.78098272
PmRA 6.1 PmDE 3.5 E RAmdeg 66 E DEmdeg 90
E pmRA 3.2 E pmDE 3.5 EpRAm 1985.43 EpDEm 1980.74
Num 3 Q RAmdeg 0.2 Q DEmdeg 0.9 Q pmRA 0.2
Q pmDE 0.9 BTmag 11.868 E BTmag 0.129 VTmag 11.178
E VTmag 0.114 Prox 999 TYC HIP
CCDM RAdeg 270.95945861 DEdeg -22.78099056 EpRA 1990 1.91
EpDE 1990 1.82 E RAdeg 69.0 E DEdeg 98.3 Posflg
Corr -0.1
 
 
18039-2247 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 180349.74-224651.9 Mag 11.5 PmRA -6.00
PmDE 2.0 Calc delta mag 0.32 Calc coord yes