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Doubles in session


Current system
18365-2354
ARA 2240 BC


Nearby doubles
1' : 18365-2353
ARA2239

2' : 18365-2355
ARA2319

2' : 18364-2353
ARA2238

4' : 18363-2355
ARA2237

7' : 18367-2348
KPP 420

16' : 18362-2409
J 2219

21' : 18374-2337
B 2456

36' : 18349-2326
HDS2636

38' : 18352-2427
J 1654

52' : 18350-2441
J 1746

59' : 18401-2322
SHN 232

61' : 18325-2330
BRT1539

62' : 18349-2256
ARA2236

64' : 18411-2345
ARA2242

65' : 18390-2259
ARA2241

72' : 18377-2244
ARA1893

73' : 18335-2256
BRT1540

73' : 18377-2243
ARA1894

78' : 18419-2329
ARA2243

79' : 18413-2436
B 399

79' : 18337-2502
VVV 57

80' : 18397-2249
SHN 231

81' : 18423-2344
ARA2244

84' : 18311-2315
DON 906

85' : 18306-2329
ARA2233

86' : 18313-2307
LEO 39AB



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

18365-2354 ARA 2240 BC

 
 
18h 36m 30.02s -23° 53' 50.3" P.A. 3.00 sep 12.6 mag 11.25,12.00
 
 
Coord 2000 18365-2354 Discov num ARA2240 Comp BC Coord arcsec 2000 18 36 30.02 -23 53 50.3
Date first 1928 Date last 2015 Obs 7
Pa first 9 Pa last 3.1 P.A. Now (θ) 3.1°
Sep first 12.1 Sep last 12.624 Sep. Now (ρ) 12.624"
Mag pri 11.25 Mag sec 12.00 delta mag (ΔM) 0.75 Spectral class
Pri motion ra +029 Sec motion ra +001
Pri motion dec -008 Sec motion dec -001
Notes
rPM=0.959
This double is not physical.
 
 
18365-2354 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 18 36 31 -23 53 58 ARA 2240 AB 2015 7 317 10.4 11.20 11.70 0.50
Show 18 36 30 -23 53 50 ARA 2240 BC 2015 7 3 12.6 11.25 12.00 0.75 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius Gaia DR2 4077588487078177280
 
 
WDS 18365-2354 ARA 2240 BC : 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
18365-2354 ARA2240 BC 1999 2 3 12.6 13.20 13.20 D 183630.02-235350.3
18365-2354 ARA2240 BC 2010 5 2 12.2 11.25 12.00 183630.02-235350.3
18365-2354 ARA2240 BC 2015 5 3 12.6 11.25 12.00 183630.02-235350.3

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

 
 
WDS 18365-2354 ARA 2240 BC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18365-2354 ARA 2240 BC : MEASURES
 
 
No records found.

 
 
WDS 18365-2354 : VIRTUAL EYEPIECE
 
 

18365-2354 ARA2240A mag 11.2 18365-2354 ARA2240B sep 10.3 P.A. 317.40 mag 11.25 18365-2354 ARA2240C sep 21.2 P.A. 342.50 mag 12 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18365-2354 : ALADIN DSS IMAGE @ 18h 36m 30.02s -23° 53' 50.3"
 
 
 
 
WDS 18365-2354 ARA 2240 BC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18365-2354 ARA2240BC distance=0' 18365-2354 ARA2240AB distance=1' 18365-2353 ARA2239 distance=1' 18365-2355 ARA2319 distance=2' 18364-2353 ARA2238 distance=2' 18363-2355 ARA2237 distance=4' 18367-2348 KPP 420 distance=7' 18362-2409 J 2219 distance=16' 18374-2337 B 2456 distance=21' 18349-2326 HDS2636 distance=36' 18352-2427 J 1654 distance=38' 18350-2441 J 1746 distance=52' 18401-2322 SHN 232 distance=59' 18325-2330 BRT1539 distance=61' 18349-2256 ARA2236 distance=62' 18411-2345 ARA2242 distance=64' 18390-2259 ARA2241 distance=65' 18377-2244 ARA1893 distance=72' 18335-2256 BRT1540 distance=73' 18377-2243 ARA1894 distance=73' 18419-2329 ARA2243 distance=78' 18413-2436 B 399 distance=79' 18337-2502 VVV 57 distance=79' 18397-2249 SHN 231 distance=80' 18423-2344 ARA2244 distance=81' 18311-2315 DON 906 distance=84' 18306-2329 ARA2233 distance=85' 18313-2307 LEO 39AB distance=86' 18313-2307 LEO 39AC distance=86' 18427-2336 BRT1542 distance=87' 18425-2323 SHN 233 distance=88' 18314-2259 ARA2234 distance=90' 18421-2307 SHN 38 distance=91' 18305-2315 RST4013 distance=92' 18383-2525 HO 436 distance=95' 18294-2353 B 393 distance=98' 18434-2427 RST3193 distance=101' 18411-2236 ARA1896 distance=101' 18437-2430 B 401 distance=105' 18399-2531 ARG 32AB distance=107' 18399-2531 ARG 32AC distance=107' 18399-2531 ARG 32AD distance=107' 18399-2531 OCC9182Aa,Ab distance=107' 18289-2422 LEO 38 distance=108' 18292-2436 B 392 distance=108' 18442-2325 RST3195 distance=110' 18353-2205 WNO 22 distance=110' 18294-2258 BRT1538 distance=114' 18444-2316 ARA2246 distance=116' 18281-2349 ARA2231 distance=116' 18297-2241 RST3183 distance=119' 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 18365-2354 ARA2240 BC 3 12.6
Show 18365-2354 ARA2240 AB 317 10.4 1
Show 18365-2353 ARA2239 249 8.8 1
Show 18365-2355 ARA2319 3 11.4 2
Show 18364-2353 ARA2238 341 13.6 2
Show 18363-2355 ARA2237 133 9.7 4
Show 18367-2348 KPP 420 93 3.8 7
Show 18362-2409 J 2219 313 4.6 16
Show 18374-2337 B 2456 225 8.0 21
Show 18349-2326 HDS2636 57 0.3 36
Show 18352-2427 J 1654 78 3.5 38
Show 18350-2441 J 1746 165 3.9 52
Show 18401-2322 SHN 232 -1 0.1 59
Show 18325-2330 BRT1539 230 4.1 61
Show 18349-2256 ARA2236 38 7.3 62
Show 18411-2345 ARA2242 118 6.6 64
Show 18390-2259 ARA2241 114 7.3 65
Show 18377-2244 ARA1893 137 12.5 72
Show 18335-2256 BRT1540 313 5.1 73
Show 18377-2243 ARA1894 270 7.3 73
Show 18419-2329 ARA2243 105 8.6 78
Show 18413-2436 B 399 49 3.5 79
Show 18337-2502 VVV 57 162 8.0 79
Show 18397-2249 SHN 231 -1 0.1 80
Show 18423-2344 ARA2244 225 10.4 81
Show 18311-2315 DON 906 145 2.0 84
Show 18306-2329 ARA2233 262 7.5 85
Show 18313-2307 LEO 39 AB 156 2.1 86
Show 18313-2307 LEO 39 AC 115 20.3 86
Show 18427-2336 BRT1542 282 6.4 87
Show 18425-2323 SHN 233 -1 0.5 88
Show 18314-2259 ARA2234 326 13.2 90
Show 18421-2307 SHN 38 33 0.2 91
Show 18305-2315 RST4013 264 1.3 92
Show 18383-2525 HO 436 178 4.1 95
Show 18294-2353 B 393 135 1.7 98
Show 18434-2427 RST3193 190 0.6 101
Show 18411-2236 ARA1896 327 12.3 101
Show 18437-2430 B 401 123 0.5 105
Show 18399-2531 ARG 32 AB 220 7.0 107
Show 18399-2531 ARG 32 AC 285 53.2 107
Show 18399-2531 ARG 32 AD 217 80.2 107
Show 18399-2531 OCC9182 Aa,Ab -1 0.8 107
Show 18289-2422 LEO 38 217 3.0 108
Show 18292-2436 B 392 208 5.2 108
Show 18442-2325 RST3195 191 1.2 110
Show 18353-2205 WNO 22 269 11.4 110
Show 18294-2258 BRT1538 290 4.1 114
Show 18444-2316 ARA2246 194 12.1 116
Show 18281-2349 ARA2231 250 12.0 116
Show 18297-2241 RST3183 207 0.5 119

 
 
WDS 18365-2354 : COMPONENTS
 
 
  A B
B pa=317.4°
sep=10.33"
 
C pa=342.5°
sep=21.19"
pa=2.8°
sep=12.62"
 
 
18365-2354 A
 
 
Coord arcsec 2000 183630.53-235357.9 Mag 11.2 PmRA 14.00 PmDE 0.0
 
 
18365-2354 B
 
 
Coord arcsec 2000 183630.02-235350.3 Coord calc 183630.02-235350.3 Mag 11.25 PmRA 29.00
PmDE -8.0 Calc delta mag 0.05
 
 
18365-2354 C
 
 
Coord arcsec 2000 183630.07-235337.7 Mag 12 PmRA 1.00 PmDE -1.0
Calc delta mag 0.8 Calc coord yes