stampa
Login

Too lazy to login each time? Click on "Remember me" at login and forget about it!
Register here!


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
21577-5059
LDS 765


Nearby doubles
6' : 21572-5105
HJ 5309

8' : 21571-5105
TDT3257

36' : 21549-5121
SKF1176

42' : 22017-5119
WIS 360

50' : 21598-5015
HU 1635

51' : 22009-5141
DAM 343

55' : 21595-5009
UC 4622

57' : 22012-5146
RSS 565AB

65' : 21547-5003
LDS6367

65' : 22007-5002
I 1450

68' : 22048-5106
RST1120

73' : 22041-5021
UC 4640

77' : 22057-5107
SPM 41

77' : 22020-4955
SKF 382

92' : 22072-5122
UC 4656

93' : 21479-5103
UC 4567

100' : 22077-5107
LDS 772AB

101' : 21511-5220
RST1112

111' : 21473-5011
TDS1145

112' : 22045-5232
RST1119

122' : 21585-5302
B 546

122' : 22012-4904
TOI 140

123' : 21449-5042
KPP2577

123' : 22087-4957
UC 4662

124' : 21565-5303
B 2498AB

126' : 21449-5028
TDT3134



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21577-5059 LDS 765

 
 
21h 57m 41.20s -51° 00' 21.7" P.A. 251.00 sep 28.7 mag 10.56,14.73 Sp M2V+DQH8
 
 
Coord 2000 21577-5059 Discov num LDS 765 Comp Coord arcsec 2000 21 57 41.20 -51 00 21.7
Date first 1920 Date last 2016 Obs 8
Pa first 225 Pa last 250.5 P.A. Now (θ) 250.5°
Sep first 26.0 Sep last 28.684 Sep. Now (ρ) 28.684"
Mag pri 10.56 Mag sec 14.73 delta mag (ΔM) 4.17 Spectral class M2V+DQH8 (red/white dwarf)
Pri motion ra -034 Sec motion ra -056
Pri motion dec -379 Sec motion dec -403
Notes N (See Notes)
rPM=0.08 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Indus
 
 
WDS 21577-5059 LDS 765 : NOTES
 
 
discov_num notes refcode
LDS 765 LDS5938.
 
 
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
21577-5059 LDS 765 1999 3 251 28.4 10.36 13.80 M0 -5113128 N D 215741.24-510018.9
21577-5059 LDS 765 2015 5 251 28.7 10.56 14.73 M2Ve+DQ7 -5113128 N 215741.20-510021.7
21577-5059 LDS 765 2016 7 251 28.7 10.56 14.73 M2V+DQH8. -5113128 N 215741.20-510021.7

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

 
 
WDS 21577-5059 LDS 765 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21577-5059 LDS 765 : MEASURES
 
 
No records found.

 
 
WDS 21577-5059 : VIRTUAL EYEPIECE
 
 

21577-5059 LDS 765A mag 10.56 Sp M2V 21577-5059 LDS 765B sep 28.7 P.A. 250.50 mag 14.73 Sp DQH8 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21577-5059 : ALADIN DSS IMAGE @ 21h 57m 41.20s -51° 00' 21.7"
 
 
 
 
WDS 21577-5059 LDS 765 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21577-5059 LDS 765 distance=0' 21572-5105 HJ 5309 distance=6' 21571-5105 TDT3257 distance=8' 21549-5121 SKF1176 distance=36' 22017-5119 WIS 360 distance=42' 21598-5015 HU 1635 distance=50' 22009-5141 DAM 343 distance=51' 21595-5009 UC 4622 distance=55' 22012-5146 RSS 565AB distance=57' 22012-5146 GKM9502Aa,Ab distance=57' 21547-5003 LDS6367 distance=65' 22007-5002 I 1450 distance=65' 22048-5106 RST1120 distance=68' 22041-5021 UC 4640 distance=73' 22057-5107 SPM 41 distance=77' 22020-4955 SKF 382 distance=77' 22072-5122 UC 4656 distance=92' 21479-5103 UC 4567 distance=93' 22077-5107 LDS 772BC distance=96' 22077-5107 GKM9508Ba,Bb distance=96' 22077-5107 LDS 772AB distance=100' 22077-5107 LDS 772AC distance=100' 21511-5220 RST1112 distance=101' 21473-5011 TDS1145 distance=111' 22045-5232 RST1119 distance=112' 21585-5302 B 546 distance=122' 22012-4904 TOI 140 distance=122' 21449-5042 KPP2577 distance=123' 22087-4957 UC 4662 distance=123' 21565-5303 B 2498AB distance=124' 21565-5303 HJ 5302AC distance=124' 21449-5028 TDT3134 distance=126' 22016-5306 SKF 990 distance=131' 21492-5243 RST1110 distance=131' 21461-5215 RST1106 distance=132' 22104-5158 TOK 216 distance=132' 21582-5316 TDT3264 distance=136' 21511-4858 NSN 464 distance=138' 22067-4913 RSS 566 distance=138' 21474-4924 UC 4564 distance=138' 21428-5107 CPO 625 distance=141' 21536-4844 WIS 355 distance=143' 21460-5233 GKM9494Aa,Ab distance=143' 21450-5228 SKF1174 distance=147' 21594-4834 RST5481 distance=147' 21487-4901 TDT3166 distance=148' 21547-4831 LDS6366 distance=152' 21452-4925 TDT3137AB distance=154' 21484-4851 HU 1541 distance=158' 22027-5333 LDS 770 distance=158' 21441-5236 RST1104 distance=158' 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 21577-5059 LDS 765 251 28.7 0
Show 21572-5105 HJ 5309 348 8.9 6
Show 21571-5105 TDT3257 311 2.1 8
Show 21549-5121 SKF1176 67 23.5 36
Show 22017-5119 WIS 360 264 999.9 42
Show 21598-5015 HU 1635 243 1.1 50
Show 22009-5141 DAM 343 275 8.2 51
Show 21595-5009 UC 4622 21 18.4 55
Show 22012-5146 RSS 565 AB 203 16.8 57
Show 22012-5146 GKM9502 Aa,Ab 11 0.4 57
Show 21547-5003 LDS6367 179 5.3 65
Show 22007-5002 I 1450 349 0.8 65
Show 22048-5106 RST1120 110 0.9 68
Show 22041-5021 UC 4640 197 23.5 73
Show 22057-5107 SPM 41 84 17.3 77
Show 22020-4955 SKF 382 228 4.1 77
Show 22072-5122 UC 4656 237 21.3 92
Show 21479-5103 UC 4567 153 29.0 93
Show 22077-5107 LDS 772 BC 222 10.8 96
Show 22077-5107 GKM9508 Ba,Bb 17 0.1 96
Show 22077-5107 LDS 772 AB 331 408.7 100
Show 22077-5107 LDS 772 AC 329 405.3 100
Show 21511-5220 RST1112 1 0.5 101
Show 21473-5011 TDS1145 96 1.0 111
Show 22045-5232 RST1119 122 0.7 112
Show 21585-5302 B 546 342 0.6 122
Show 22012-4904 TOI 140 337 0.0 122
Show 21449-5042 KPP2577 359 23.3 123
Show 22087-4957 UC 4662 7 14.1 123
Show 21565-5303 B 2498 AB 251 2.4 124
Show 21565-5303 HJ 5302 AC 355 11.2 124
Show 21449-5028 TDT3134 13 1.1 126
Show 22016-5306 SKF 990 37 21.6 131
Show 21492-5243 RST1110 291 2.8 131
Show 21461-5215 RST1106 136 0.4 132
Show 22104-5158 TOK 216 346 1.4 132
Show 21582-5316 TDT3264 18 0.5 136
Show 21511-4858 NSN 464 132 2.5 138
Show 22067-4913 RSS 566 290 7.7 138
Show 21474-4924 UC 4564 160 7.9 138
Show 21428-5107 CPO 625 98 5.6 141
Show 21536-4844 WIS 355 293 591.4 143
Show 21460-5233 GKM9494 Aa,Ab 332 0.1 143
Show 21450-5228 SKF1174 104 29.3 147
Show 21594-4834 RST5481 32 0.7 147
Show 21487-4901 TDT3166 259 0.6 148
Show 21547-4831 LDS6366 265 3.8 152
Show 21452-4925 TDT3137 AB 248 0.4 154
Show 21484-4851 HU 1541 96 5.4 158
Show 22027-5333 LDS 770 0 7.9 158
Show 21441-5236 RST1104 186 1.6 158

 
 
WDS 21577-5059 : COMPONENTS
 
 
  A
B pa=250.5°
sep=28.68"
 
 
21577-5059 A
 
 
Coord arcsec 2000 215741.20-510021.7 Mag 10.56 Spectral class M2V (red) PmRA -34.00
PmDE -379.0
 
 
21577-5059 B
 
 
Coord arcsec 2000 215738.34-510031.3 Mag 14.73 Spectral class DQH8 (white dwarf) PmRA -56.00
PmDE -403.0 Delta magnitude 4.17 Coordinate calculated yes