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Current system
18264+1121
NI 38 AB


Nearby doubles
22' : 18265+1100
J 2672

24' : 18264+1057
J 2671

24' : 18278+1109
TDT 889

26' : 18274+1141
BPM 776AB

26' : 18254+1142
BPM 768

27' : 18266+1147
BPM 772

37' : 18251+1152
BPM 767

44' : 18234+1122
BRT1298

46' : 18240+1053
ARU 15

46' : 18292+1142
TOK 321AB

48' : 18296+1126
BRT1300

50' : 18231+1125
BPM 765

55' : 18264+1216
BPM 771

55' : 18301+1127
BPM 784

60' : 18232+1044
ARU 14

61' : 18291+1035
KPP1001

62' : 18222+1126
STF2311AB

64' : 18298+1201
BPM 781

68' : 18310+1125
J 2131

75' : 18294+1221
TDT 906

80' : 18299+1222
BPM 782

86' : 18256+0956
TDT 856

87' : 18209+1153
BPM 760

87' : 18316+1203
HU 244

88' : 18241+1241
FOX 228

88' : 18316+1204
BPM 787



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

18264+1121 NI 38 AB

 
 
18h 26m 24.59s +11° 20' 57.4" P.A. 197.00 sep 8.2 mag 12.90,17.30 Sp M3.5+WD
 
 
Coord 2000 18264+1121 Discov num NI   38 Comp AB Coord arcsec 2000 18 26 24.59 +11 20 57.4
Date first 1999 Date last 2016 Obs 7
Pa first 190 Pa last 196.7 P.A. Now (θ) 196.7°
Sep first 7.8 Sep last 8.196 Sep. Now (ρ) 8.196"
Mag pri 12.90 Mag sec 17.30 delta mag (ΔM) 4.4 Spectral class M3.5+WD (red/Wolf-Rayet)
Pri motion ra -014 Sec motion ra -014
Pri motion dec -266 Sec motion dec -266
Notes V (Proper motion indicates physical)
This double is physical.
 
 
18264+1121 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 18 26 25 +11 20 57 NI 38 AB 2016 7 197 8.2 12.90 17.30 4.40 <===
Show 18 26 25 +11 20 57 CRC 29 AC 2012 1 10 4.2 8.90
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ophiuchus
 
 
WDS 18264+1121 NI 38 AB : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
CrC2014 C j Cortes-Contreras, M., Caballero, J.A. & Montes, D. 2014Obs...134..348C
CrC2014 +E+ Observatory 134, 348, 2014
CrC2014 +Hw
CrC2014 +P
CrC2017 Cl j Cortes-Contreras, M., Bejar, V.J.S., Caballero, J.A., Gauza, B., Montes, D., 2017A&A...597A..47C
CrC2017 Alonso-Floriano, F.J., Jeffers, S.V., Morales, J.C., Reiners, A., Ribas, I.,
CrC2017 Schofer, P., Quirrenbach, A., Amado, P.J., Mundt, R. & Seifert, W.
CrC2017 A&A 597, 47, 2017
Ni_2003a C u Nicholson, M.P. ...................
Ni_2003a Webb Soc., Double Star Circ. 11, 2003
Ni_2003b - Nicholson, M.P. .
Ni_2003b Unpublished (http://ad.usno.navy.mil/wds/wdstext.html#unpublished)
Ni_2006 - Nicholson, M.P. 2006JDSO....2...68N
Ni_2006 JDSO 2, 68, 2006
Ni_2006b C w Nicholson, M.P. 2006JDSO....2...97N
Ni_2006b JDSO 2, 97, 2006
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18264+1121 NI 38 AB 2012 4 196 8.1 12.90 17.30 M3.5+WD V 182624.59+112057.4
18264+1121 NI 38 AB 2015 5 197 8.2 12.90 17.30 M3.5+WD V 182624.59+112057.4
18264+1121 NI 38 AB 2016 7 197 8.2 12.90 17.30 M3.5+WD V 182624.59+112057.4

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

 
 
WDS 18264+1121 NI 38 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18264+1121 NI 38 AB : MEASURES
 
 
No records found.

 
 
WDS 18264+1121 : VIRTUAL EYEPIECE
 
 

18264+1121 NI 38A mag 12.9 Sp M3.5 18264+1121 NI 38B sep 8.2 P.A. 196.40 mag 17.3 Sp WD 18264+1121 CRC 29C sep 4.2 P.A. 9.80 virtual eyepiece
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Radius:
Components only
 
 
WDS 18264+1121 : ALADIN DSS IMAGE @ 18h 26m 24.59s +11° 20' 57.4"
 
 
 
 
WDS 18264+1121 NI 38 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18264+1121 NI 38AB distance=0' 18265+1100 J 2672 distance=22' 18264+1057 J 2671 distance=24' 18278+1109 TDT 889 distance=24' 18274+1141 BPM 776AB distance=26' 18274+1141 BPM 777BC distance=26' 18254+1142 BPM 768 distance=26' 18266+1147 BPM 772 distance=27' 18251+1152 BPM 767 distance=37' 18234+1122 BRT1298 distance=44' 18240+1053 ARU 15 distance=46' 18292+1142 TOK 321AB distance=46' 18292+1142 TOK 321AC distance=46' 18296+1126 BRT1300 distance=48' 18231+1125 BPM 765 distance=50' 18264+1216 BPM 771 distance=55' 18301+1127 BPM 784 distance=55' 18232+1044 ARU 14 distance=60' 18291+1035 KPP1001 distance=61' 18222+1126 STF2311AB distance=62' 18222+1126 STF2311AC distance=62' 18222+1126 STF2311AD distance=62' 18298+1201 BPM 781 distance=64' 18310+1125 J 2131 distance=68' 18294+1221 TDT 906 distance=75' 18299+1222 BPM 782 distance=80' 18256+0956 TDT 856 distance=86' 18209+1153 BPM 760 distance=87' 18316+1203 HU 244 distance=87' 18241+1241 FOX 228 distance=88' 18316+1204 BPM 787 distance=88' 18321+1152 BRT1301 distance=89' 18260+0948 TDT 862 distance=94' 18250+1253 HJ 1323 distance=95' 18329+1111 DAM 639 distance=96' 18229+1242 TDS 919 distance=96' 18328+1054 HEI 561 distance=98' 18328+1147 HU 245 distance=98' 18198+1135 BRT1297 distance=100' 18224+0957 HU 238 distance=103' 18289+0943 TDT 900 distance=105' 18192+1116 BPM 758 distance=107' 18269+1308 BPM 773 distance=107' 18240+0940 SLE 170 distance=108' 18326+1019 BRT1303 distance=112' 18243+0933 TDT 839 distance=113' 18263+1313 BPM 770 distance=113' 18190+1057 J 2909 distance=113' 18342+1123 HJ 1329 distance=114' 18189+1057 J 2908 distance=115' 18344+1116 KRU 7 distance=116' 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 18264+1121 NI 38 AB 197 8.2
Show 18264+1121 CRC 29 AC 10 4.2
Show 18265+1100 J 2672 329 7.3 22
Show 18264+1057 J 2671 334 7.0 24
Show 18278+1109 TDT 889 139 2.0 24
Show 18274+1141 BPM 776 AB 320 75.9 26
Show 18274+1141 BPM 777 BC 272 117.3 26
Show 18254+1142 BPM 768 336 24.8 26
Show 18266+1147 BPM 772 331 109.0 27
Show 18251+1152 BPM 767 289 29.5 37
Show 18234+1122 BRT1298 348 1.5 44
Show 18240+1053 ARU 15 215 0.3 46
Show 18292+1142 TOK 321 AB 113 43.2 46
Show 18292+1142 TOK 321 AC 257 167.2 46
Show 18296+1126 BRT1300 262 4.3 48
Show 18231+1125 BPM 765 36 110.1 50
Show 18264+1216 BPM 771 252 115.4 55
Show 18301+1127 BPM 784 290 32.8 55
Show 18232+1044 ARU 14 151 0.4 60
Show 18291+1035 KPP1001 11 8.1 61
Show 18222+1126 STF2311 AB 84 3.0 62
Show 18222+1126 STF2311 AC 333 146.3 62
Show 18222+1126 STF2311 AD 290 149.9 62
Show 18298+1201 BPM 781 276 50.9 64
Show 18310+1125 J 2131 9 8.1 68
Show 18294+1221 TDT 906 199 2.7 75
Show 18299+1222 BPM 782 242 52.0 80
Show 18256+0956 TDT 856 43 1.1 86
Show 18209+1153 BPM 760 293 102.6 87
Show 18316+1203 HU 244 254 1.3 87
Show 18241+1241 FOX 228 111 24.2 88
Show 18316+1204 BPM 787 159 26.9 88
Show 18321+1152 BRT1301 42 3.5 89
Show 18260+0948 TDT 862 298 1.1 94
Show 18250+1253 HJ 1323 284 16.7 95
Show 18329+1111 DAM 639 256 7.0 96
Show 18229+1242 TDS 919 276 1.3 96
Show 18328+1054 HEI 561 190 2.4 98
Show 18328+1147 HU 245 53 2.1 98
Show 18198+1135 BRT1297 166 3.5 100
Show 18224+0957 HU 238 162 0.9 103
Show 18289+0943 TDT 900 204 0.5 105
Show 18192+1116 BPM 758 337 63.0 107
Show 18269+1308 BPM 773 189 85.0 107
Show 18240+0940 SLE 170 166 16.3 108
Show 18326+1019 BRT1303 295 7.4 112
Show 18243+0933 TDT 839 24 0.7 113
Show 18263+1313 BPM 770 84 86.0 113
Show 18190+1057 J 2909 62 3.7 113
Show 18342+1123 HJ 1329 313 15.8 114
Show 18189+1057 J 2908 345 4.1 115

 
 
WDS 18264+1121 : COMPONENTS
 
 
  A B
B pa=196.4°
sep=8.18"
 
C pa=9.8°
sep=4.20"
pa=14.2°
sep=12.36"
 
 
18264+1121 A
 
 
Coord arcsec 2000 182624.59+112057.4 Mag 12.9 Spectral class M3.5 (red) PmRA -14.00
PmDE -266.0
 
 
18264+1121 B
 
 
Coord arcsec 2000 182624.43+112049.5 Mag 17.3 Spectral class WD (Wolf-Rayet) PmRA -14.00
PmDE -266.0 Calc delta mag 4.4 Calc coord yes
 
 
18264+1121 C
 
 
Coord arcsec 2000 182624.64+112101.5 Calc delta mag 12.9 Calc coord yes