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Current system
18377-2243
ARA 1894


Nearby doubles
1' : 18377-2244
ARA1893

23' : 18390-2259
ARA2241

29' : 18397-2249
SHN 231

43' : 18349-2256
ARA2236

48' : 18411-2236
ARA1896

49' : 18381-2156
ARA1895

51' : 18353-2205
WNO 22

52' : 18401-2322
SHN 232

54' : 18374-2337
B 2456

55' : 18361-2154
ARA1546

56' : 18386-2149
J 1633AB

58' : 18349-2326
HDS2636

61' : 18335-2256
BRT1540

63' : 18360-2146
ARA1545

66' : 18421-2307
SHN 38

66' : 18367-2348
KPP 420

72' : 18364-2353
ARA2238

73' : 18365-2353
ARA2239

73' : 18352-2140
HU 246

73' : 18365-2354
ARA2240AB

74' : 18419-2329
ARA2243

74' : 18375-2130
ARA1548

74' : 18365-2355
ARA2319

75' : 18363-2355
ARA2237

77' : 18407-2139
RST5122

77' : 18411-2345
ARA2242



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

18377-2243 ARA 1894

 
 
18h 37m 44.37s -22° 43' 24.8" P.A. 270.00 sep 7.3 mag 11.20,12.90
 
 
Coord 2000 18377-2243 Discov num ARA1894 Comp Coord arcsec 2000 18 37 44.37 -22 43 24.8
Date first 1921 Date last 2015 Obs 9
Pa first 265 Pa last 269.7 P.A. Now (θ) 269.7°
Sep first 7.7 Sep last 7.271 Sep. Now (ρ) 7.271"
Mag pri 11.20 Mag sec 12.90 delta mag (ΔM) 1.7 Spectral class
Pri motion ra +016 Sec motion ra -001
Pri motion dec -004 Sec motion dec -001
Notes
rPM=1.047
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius Gaia DR2 4079213908889582464
 
 
WDS 18377-2243 ARA 1894 : 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
18377-2243 ARA1894 1998 3 269 7.3 11.20 12.90 D 183744.37-224324.8
18377-2243 ARA1894 1999 4 269 7.3 11.20 12.90 D 183744.37-224324.8
18377-2243 ARA1894 2010 6 269 7.5 11.20 12.90 183744.37-224324.8
18377-2243 ARA1894 2015 7 270 7.3 11.20 12.90 183744.37-224324.8

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

 
 
WDS 18377-2243 ARA 1894 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18377-2243 ARA 1894 : MEASURES
 
 
No records found.

 
 
WDS 18377-2243 : VIRTUAL EYEPIECE
 
 

18377-2243 ARA1894A mag 11.2 18377-2243 ARA1894B sep 6.7 P.A. 269.70 mag 12.9 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18377-2243 : ALADIN DSS IMAGE @ 18h 37m 44.37s -22° 43' 24.8"
 
 
 
 
WDS 18377-2243 ARA 1894 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18377-2243 ARA1894 distance=0' 18377-2244 ARA1893 distance=1' 18390-2259 ARA2241 distance=23' 18397-2249 SHN 231 distance=29' 18349-2256 ARA2236 distance=43' 18411-2236 ARA1896 distance=48' 18381-2156 ARA1895 distance=49' 18353-2205 WNO 22 distance=51' 18401-2322 SHN 232 distance=52' 18374-2337 B 2456 distance=54' 18361-2154 ARA1546 distance=55' 18386-2149 J 1633BC distance=56' 18386-2149 J 1633AB distance=56' 18349-2326 HDS2636 distance=58' 18335-2256 BRT1540 distance=61' 18360-2146 ARA1545 distance=63' 18421-2307 SHN 38 distance=66' 18367-2348 KPP 420 distance=66' 18364-2353 ARA2238 distance=72' 18365-2353 ARA2239 distance=73' 18365-2354 ARA2240BC distance=73' 18352-2140 HU 246 distance=73' 18365-2354 ARA2240AB distance=73' 18419-2329 ARA2243 distance=74' 18375-2130 ARA1548 distance=74' 18365-2355 ARA2319 distance=74' 18363-2355 ARA2237 distance=75' 18407-2139 RST5122 distance=77' 18411-2345 ARA2242 distance=77' 18425-2323 SHN 233 distance=77' 18365-2128 ARA1547 distance=77' 18379-2124 OCC 33 distance=80' 18433-2225 I 1381 distance=80' 18437-2240 DON 919AB distance=83' 18437-2240 DON 919AC distance=83' 18427-2336 BRT1542 distance=86' 18325-2330 BRT1539 distance=87' 18440-2237 RST5453 distance=87' 18423-2344 ARA2244 distance=88' 18362-2409 J 2219 distance=89' 18314-2259 ARA2234 distance=90' 18317-2211 ARA1890 distance=90' 18354-2118 ARA1544 distance=91' 18337-2132 ARA1542 distance=91' 18387-2114 ARA1551 distance=91' 18313-2307 LEO 39AB distance=92' 18313-2307 LEO 39AC distance=92' 18385-2110 B 1888 distance=94' 18311-2315 DON 906 distance=97' 18444-2316 ARA2246 distance=98' 18406-2115 ARA1552 distance=98' 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 18377-2243 ARA1894 270 7.3
Show 18377-2244 ARA1893 137 12.5 1
Show 18390-2259 ARA2241 114 7.3 23
Show 18397-2249 SHN 231 -1 0.1 29
Show 18349-2256 ARA2236 38 7.3 43
Show 18411-2236 ARA1896 327 12.3 48
Show 18381-2156 ARA1895 26 16.0 49
Show 18353-2205 WNO 22 269 11.4 51
Show 18401-2322 SHN 232 -1 0.1 52
Show 18374-2337 B 2456 225 8.0 54
Show 18361-2154 ARA1546 173 10.4 55
Show 18386-2149 J 1633 BC 149 7.5 56
Show 18386-2149 J 1633 AB 143 36.8 56
Show 18349-2326 HDS2636 57 0.3 58
Show 18335-2256 BRT1540 313 5.1 61
Show 18360-2146 ARA1545 203 12.9 63
Show 18421-2307 SHN 38 33 0.2 66
Show 18367-2348 KPP 420 93 3.8 66
Show 18364-2353 ARA2238 341 13.6 72
Show 18365-2353 ARA2239 249 8.8 73
Show 18365-2354 ARA2240 BC 3 12.6 73
Show 18352-2140 HU 246 68 2.6 73
Show 18365-2354 ARA2240 AB 317 10.4 73
Show 18419-2329 ARA2243 105 8.6 74
Show 18375-2130 ARA1548 336 14.8 74
Show 18365-2355 ARA2319 3 11.4 74
Show 18363-2355 ARA2237 133 9.7 75
Show 18407-2139 RST5122 189 2.1 77
Show 18411-2345 ARA2242 118 6.6 77
Show 18425-2323 SHN 233 -1 0.5 77
Show 18365-2128 ARA1547 230 11.0 77
Show 18379-2124 OCC 33 -1 0.1 80
Show 18433-2225 I 1381 37 1.3 80
Show 18437-2240 DON 919 AB 80 3.4 83
Show 18437-2240 DON 919 AC 306 14.9 83
Show 18427-2336 BRT1542 282 6.4 86
Show 18325-2330 BRT1539 230 4.1 87
Show 18440-2237 RST5453 211 0.1 87
Show 18423-2344 ARA2244 225 10.4 88
Show 18362-2409 J 2219 313 4.6 89
Show 18314-2259 ARA2234 326 13.2 90
Show 18317-2211 ARA1890 289 11.5 90
Show 18354-2118 ARA1544 180 6.1 91
Show 18337-2132 ARA1542 114 11.6 91
Show 18387-2114 ARA1551 137 6.1 91
Show 18313-2307 LEO 39 AB 156 2.1 92
Show 18313-2307 LEO 39 AC 115 20.3 92
Show 18385-2110 B 1888 302 4.8 94
Show 18311-2315 DON 906 145 2.0 97
Show 18444-2316 ARA2246 194 12.1 98
Show 18406-2115 ARA1552 287 12.6 98

 
 
WDS 18377-2243 : COMPONENTS
 
 
  A
B pa=269.7°
sep=6.71"
 
 
18377-2243 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 183744.37-224324.8 Mag 11.2 PmRA 16.00
PmDE -4.0
 
 
18377-2243 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 183743.89-224324.8 Mag 12.9 PmRA -1.00
PmDE -1.0 Calc delta mag 1.7 Calc coord yes