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Current system
16487-1139
LDS 4694


Nearby doubles
38' : 16502-1108
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RST3959

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

16487-1139 LDS 4694

 
 
16h 48m 42.34s -11° 38' 24.9" P.A. 62.00 sep 43.8 mag 17.30,21.00
 
 
Coord 2000 16487-1139 Discov num LDS4694 Comp Coord arcsec 2000 16 48 42.34 -11 38 24.9
Date first 1960 Date last 2016 Obs 7
Pa first 61 Pa last 61.7 P.A. Now (θ) 61.7°
Sep first 44.0 Sep last 43.772 Sep. Now (ρ) 43.772"
Mag pri 17.30 Mag sec 21.00 delta mag (ΔM) 3.7 Spectral class
Pri motion ra -180 Sec motion ra
Pri motion dec -057 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ophiuchus Tycho2 1529-00690-1 Gaia DR2 4333860668705967360
 
 
WDS 16487-1139 LDS 4694 : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
LDS Luyten p.m. catalog (from additional DD list)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
16487-1139 LDS4694 1960 1 61 44.0 17.30 21.00 164834.00-113830.0
16487-1139 LDS4694 2000 2 62 43.8 17.30 21.00 164842.34-113824.9
16487-1139 LDS4694 2010 5 62 43.8 17.30 21.00 164842.34-113824.9
16487-1139 LDS4694 2015 6 62 43.8 17.30 21.00 164842.34-113824.9
16487-1139 LDS4694 2016 7 62 43.8 17.30 21.00 164842.34-113824.9

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

 
 
WDS 16487-1139 LDS 4694 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16487-1139 LDS 4694 : MEASURES
 
 
No records found.

 
 
WDS 16487-1139 : VIRTUAL EYEPIECE
 
 

16487-1139 LDS4694A mag 17.3 16487-1139 LDS4694B sep 43.8 P.A. 61.70 mag 21 virtual eyepiece
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Radius:
Components only
 
 
WDS 16487-1139 : ALADIN DSS IMAGE @ 16h 48m 42.34s -11° 38' 24.9"
 
 
 
 
WDS 16487-1139 LDS 4694 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16487-1139 LDS4694 distance=1' 16502-1108 YMG 84 distance=38' 16501-1223 MET 78AB distance=50' 16501-1223 MET 78AC distance=50' 16501-1223 MET 78AD distance=50' 16501-1223 MET 78AE distance=50' 16501-1223 MET 78AF distance=50' 16501-1223 MET 78AG distance=50' 16501-1223 MET 78AH distance=50' 16501-1223 MET 78AI distance=50' 16501-1223 MET 78AJ distance=50' 16498-1239 YMG 83 distance=63' 16525-1108 UC 3247 distance=64' 16435-1121 UC 3216 distance=79' 16536-1045 YSC 156 distance=90' 16548-1133 HU 159 distance=90' 16555-1154 HU 233 distance=101' 16433-1241 GWP2657 distance=102' 16473-1321 GWP2666 distance=105' 16468-1320 RST3959 distance=106' 16498-0949 GWP2672 distance=111' 16433-0953 RST3958 distance=132' 16583-1139 TVB 292 distance=141' 16429-0940 UC 3215 distance=146' 16398-1254 LDS4683 distance=151' 16484-1411 REP 44AB distance=153' 16484-1411 KRS 7Ba,Bb distance=153' 16483-1411 REP 43AB distance=153' 16483-1411 REP 43AC distance=153' 16493-0904 HDS2385 distance=155' 16583-1256 UC 3265 distance=161' 16490-0856 TOK 308 distance=163' 16598-1124 LDS4713 distance=164' 16564-1341 RST3963 distance=167' 16510-0852 LDS4698 distance=170' 17004-1129 KPP 386 distance=172' 16561-1401 LDS4703 distance=179' 16593-1312 HLD 27 distance=181' 16408-0919 GWP2654 distance=182' 16430-0857 YSC 155 distance=182' 16465-0838 UC 3229 distance=183' 16599-1300 DOO 63 distance=184' 16510-0836 RST3960 distance=186' 17012-1213 HU 163 distance=187' 16458-0828 HDS2378 distance=196' 16515-0826 RST3961 distance=197' 16421-0847 RST3956 distance=197' 16437-0834 UC 3217 distance=199' 17024-1154 STF3108 distance=202' 16488-0807 GWP2669 distance=212' 16345-1106 YMG 81 distance=212' 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 16487-1139 LDS4694 62 43.8 1
Show 16502-1108 YMG 84 238 0.8 38
Show 16501-1223 MET 78 AB 223 4.2 50
Show 16501-1223 MET 78 AC 16 4.7 50
Show 16501-1223 MET 78 AD 12 7.4 50
Show 16501-1223 MET 78 AE 198 7.4 50
Show 16501-1223 MET 78 AF 255 6.6 50
Show 16501-1223 MET 78 AG 117 6.7 50
Show 16501-1223 MET 78 AH 133 8.4 50
Show 16501-1223 MET 78 AI 189 8.6 50
Show 16501-1223 MET 78 AJ 343 11.2 50
Show 16498-1239 YMG 83 171 0.6 63
Show 16525-1108 UC 3247 194 42.9 64
Show 16435-1121 UC 3216 331 38.7 79
Show 16536-1045 YSC 156 136 0.1 90
Show 16548-1133 HU 159 153 4.2 90
Show 16555-1154 HU 233 64 5.0 101
Show 16433-1241 GWP2657 344 107.8 102
Show 16473-1321 GWP2666 51 10.1 105
Show 16468-1320 RST3959 214 0.2 106
Show 16498-0949 GWP2672 49 18.6 111
Show 16433-0953 RST3958 145 0.9 132
Show 16583-1139 TVB 292 33 4.6 141
Show 16429-0940 UC 3215 81 45.4 146
Show 16398-1254 LDS4683 316 9.5 151
Show 16484-1411 REP 44 AB 252 1.0 153
Show 16484-1411 KRS 7 Ba,Bb 17 0.0 153
Show 16483-1411 REP 43 AB 322 8.7 153
Show 16483-1411 REP 43 AC 129 513.7 153
Show 16493-0904 HDS2385 224 0.1 155
Show 16583-1256 UC 3265 346 49.8 161
Show 16490-0856 TOK 308 38 120.3 163
Show 16598-1124 LDS4713 141 8.4 164
Show 16564-1341 RST3963 81 1.5 167
Show 16510-0852 LDS4698 200 3.0 170
Show 17004-1129 KPP 386 298 3.4 172
Show 16561-1401 LDS4703 28 67.6 179
Show 16593-1312 HLD 27 135 4.9 181
Show 16408-0919 GWP2654 71 53.6 182
Show 16430-0857 YSC 155 343 0.1 182
Show 16465-0838 UC 3229 239 29.7 183
Show 16599-1300 DOO 63 198 6.2 184
Show 16510-0836 RST3960 292 1.2 186
Show 17012-1213 HU 163 336 0.1 187
Show 16458-0828 HDS2378 148 0.3 196
Show 16515-0826 RST3961 192 1.8 197
Show 16421-0847 RST3956 196 2.1 197
Show 16437-0834 UC 3217 119 42.7 199
Show 17024-1154 STF3108 119 58.4 202
Show 16488-0807 GWP2669 357 20.7 212
Show 16345-1106 YMG 81 148 1.9 212

 
 
WDS 16487-1139 : COMPONENTS
 
 
  A
B pa=61.7°
sep=43.77"
 
 
16487-1139 A
 
 
Coord arcsec 2000 164842.34-113824.9 Mag 17.3 PmRA -180.00 PmDE -57.0
Tycho2 1529-00690-1
Tycho2
Tycho2 1529-00690-1 Pflag RAmdeg 252.21085999 DEmdeg 19.83085863
PmRA -12.3 PmDE 12.7 E RAmdeg 32 E DEmdeg 33
E pmRA 1.0 E pmDE 1.0 EpRAm 1980.11 EpDEm 1979.87
Num 5 Q RAmdeg 1.3 Q DEmdeg 2.2 Q pmRA 1.4
Q pmDE 2.4 BTmag 11.149 E BTmag 0.056 VTmag 10.643
E VTmag 0.052 Prox 42 TYC T HIP
CCDM RAdeg 252.21089056 DEdeg 19.83082889 EpRA 1990 1.59
EpDE 1990 1.61 E RAdeg 33.6 E DEdeg 35.3 Posflg
Corr -0.1
 
 
16487-1139 B
 
 
Coord arcsec 2000 164844.96-113804.1 Mag 21 Tycho2 1529-00690-2 Delta magnitude 3.7
Coordinate calculated yes
Tycho2
Tycho2 1529-00690-2 Pflag RAmdeg 252.20999520 DEmdeg 19.83176251
PmRA -27.2 PmDE 26.8 E RAmdeg 46 E DEmdeg 49
E pmRA 2.2 E pmDE 2.2 EpRAm 1986.81 EpDEm 1985.93
Num 2 Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 11.935 E BTmag 0.104 VTmag 10.911
E VTmag 0.066 Prox 42 TYC T HIP
CCDM RAdeg 252.21006306 DEdeg 19.83170028 EpRA 1990 1.60
EpDE 1990 1.62 E RAdeg 47.3 E DEdeg 51.0 Posflg
Corr -0.1