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Doubles in session


Current system
21022-3128
LDS 731


Nearby doubles
17' : 21015-3114
NSN 491

39' : 20593-3139
KPP2180

49' : 21013-3215
RST5475

62' : 20598-3221
UC 4354

64' : 21017-3231
KPP3116

65' : 21052-3221
HJ 5242

66' : 21038-3231
B 1004

68' : 21031-3020
LDS4862

69' : 20584-3043
JSP 821

69' : 20594-3031
HDS2992

69' : 21076-3125
SKF 810

80' : 20562-3146
B 1001

85' : 20561-3201
JSP 818

87' : 21027-3254
TDT2711

90' : 20563-3216
JSP 819

95' : 20554-3202
TDT2631

99' : 20577-3248
ENO 6

101' : 20591-3301
RST2169

102' : 21064-3002
JSP 822

104' : 21076-3011
RST2172AB

104' : 21032-2945
BRT3095

106' : 21011-2944
SKF2097

110' : 21007-3315
TDT2691

121' : 20552-3008
HDS2980

123' : 20592-3325
RST2170

124' : 21111-3041
HJ 5248



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Neglected List I
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21022-3128 LDS 731

 
 
21h 02m 15.62s -31° 28' 12.6" P.A. 179.00 sep 59.3 mag 13.25,14.00
 
 
Coord 2000 21022-3128 Discov num LDS 731 Comp Coord arcsec 2000 21 02 15.62 -31 28 12.6
Date first 1920 Date last 2016 Obs 9
Pa first 180 Pa last 179.2 P.A. Now (θ) 179.2°
Sep first 59.0 Sep last 59.297 Sep. Now (ρ) 59.297"
Mag pri 13.25 Mag sec 14.00 delta mag (ΔM) 0.75 Spectral class
Pri motion ra -038 Sec motion ra -024
Pri motion dec -172 Sec motion dec -155
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.125 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Microscopium Gaia DR2 6782078854483551232
 
 
WDS 21022-3128 LDS 731 : NOTES
 
 
discov_num notes refcode
LDS 731 LDS5916.
 
 
REFERENCES
 
 
refcode metd author reference
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 notes coord_arcsec_2000
21022-3128 LDS 731 1998 3 179 59.3 14.20 14.80 N D 210215.62-312812.6
21022-3128 LDS 731 1999 4 179 59.3 14.20 14.80 N D 210215.62-312812.6
21022-3128 LDS 731 2010 6 179 59.3 13.25 14.00 NV 210215.62-312812.6
21022-3128 LDS 731 2015 7 179 59.3 13.25 14.00 NV 210215.62-312812.6
21022-3128 LDS 731 2016 9 179 59.3 13.25 14.00 NV 210215.62-312812.6

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

 
 
WDS 21022-3128 LDS 731 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21022-3128 LDS 731 : MEASURES
 
 
No records found.

 
 
WDS 21022-3128 : VIRTUAL EYEPIECE
 
 

21022-3128 LDS 731A mag 13.25 21022-3128 LDS 731B sep 59.3 P.A. 179.30 mag 14 virtual eyepiece
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Radius:
Components only
 
 
WDS 21022-3128 : ALADIN DSS IMAGE @ 21h 02m 15.62s -31° 28' 12.6"
 
 
 
 
WDS 21022-3128 LDS 731 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21022-3128 LDS 731 distance=0' 21015-3114 NSN 491 distance=17' 20593-3139 KPP2180 distance=39' 21013-3215 RST5475 distance=49' 20598-3221 UC 4354 distance=62' 21017-3231 KPP3116 distance=64' 21052-3221 HJ 5242 distance=65' 21038-3231 B 1004 distance=66' 21031-3020 LDS4862 distance=68' 20584-3043 JSP 821 distance=69' 20594-3031 HDS2992 distance=69' 21076-3125 SKF 810 distance=69' 20562-3146 B 1001 distance=80' 20561-3201 JSP 818 distance=85' 21027-3254 TDT2711 distance=87' 20563-3216 JSP 819 distance=90' 20554-3202 TDT2631 distance=95' 20577-3248 ENO 6 distance=99' 20591-3301 RST2169 distance=101' 21064-3002 JSP 822 distance=102' 21076-3011 RST2172AB distance=104' 21076-3011 SKF1252AB,C distance=104' 21032-2945 BRT3095 distance=104' 21011-2944 SKF2097 distance=106' 21007-3315 TDT2691 distance=110' 20552-3008 HDS2980 distance=121' 20592-3325 RST2170 distance=123' 21111-3041 HJ 5248 distance=124' 20543-3243 TDT2622Aa,Ab distance=126' 20543-3243 UC 4321AB distance=126' 20556-3304 LDS6419 distance=128' 20517-3109 LDS5913 distance=136' 20516-3123 KPP2645 distance=137' 21121-3035 BU 251 distance=138' 21095-3311 HDS3014Ba,Bb distance=138' 20519-3047 UC 4313 distance=140' 20529-3245 B 1000 distance=142' 20579-3339 RED 26 distance=142' 20511-3103 RST2163 distance=145' 21137-3121 BRT3097AB distance=148' 20507-3116 B 997 distance=149' 20565-3340 B 1002 distance=151' 21094-2928 B 517 distance=152' 20503-3058 LDS5911 distance=155' 20588-3402 RST3274 distance=160' 21002-3408 KPP4219 distance=163' 20500-3049 RST2161 distance=163' 21145-3045 RSS 556 distance=164' 20530-2937 B 506 distance=164' 20517-3303 UC 4311 distance=165' 21131-3258 B 1005 distance=165' 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 21022-3128 LDS 731 179 59.3
Show 21015-3114 NSN 491 314 2.9 17
Show 20593-3139 KPP2180 130 17.9 39
Show 21013-3215 RST5475 95 26.8 49
Show 20598-3221 UC 4354 39.8 62
Show 21017-3231 KPP3116 98 2.7 64
Show 21052-3221 HJ 5242 265 28.9 65
Show 21038-3231 B 1004 16 2.7 66
Show 21031-3020 LDS4862 114 205.4 68
Show 20584-3043 JSP 821 121 2.0 69
Show 20594-3031 HDS2992 242 0.1 69
Show 21076-3125 SKF 810 48 25.7 69
Show 20562-3146 B 1001 212 0.3 80
Show 20561-3201 JSP 818 357 2.2 85
Show 21027-3254 TDT2711 251 0.5 87
Show 20563-3216 JSP 819 348 0.8 90
Show 20554-3202 TDT2631 243 0.7 95
Show 20577-3248 ENO 6 24 13.6 99
Show 20591-3301 RST2169 99 1.3 101
Show 21064-3002 JSP 822 74 0.5 102
Show 21076-3011 RST2172 AB 310 0.8 104
Show 21076-3011 SKF1252 AB,C 288 17.6 104
Show 21032-2945 BRT3095 104 4.7 104
Show 21011-2944 SKF2097 152 87.6 106
Show 21007-3315 TDT2691 258 0.5 110
Show 20552-3008 HDS2980 334 0.1 121
Show 20592-3325 RST2170 33 1.0 123
Show 21111-3041 HJ 5248 319 5.3 124
Show 20543-3243 TDT2622 Aa,Ab 232 0.5 126
Show 20543-3243 UC 4321 AB 38 24.4 126
Show 20556-3304 LDS6419 34 4.7 128
Show 20517-3109 LDS5913 85 97.0 136
Show 20516-3123 KPP2645 163 24.7 137
Show 21121-3035 BU 251 232 1.8 138
Show 21095-3311 HDS3014 Ba,Bb 268 0.3 138
Show 20519-3047 UC 4313 233 12.5 140
Show 20529-3245 B 1000 312 3.6 142
Show 20579-3339 RED 26 186 18.9 142
Show 20511-3103 RST2163 231 2.1 145
Show 21137-3121 BRT3097 AB 124 3.4 148
Show 20507-3116 B 997 273 0.2 149
Show 20565-3340 B 1002 324 0.6 151
Show 21094-2928 B 517 129 4.2 152
Show 20503-3058 LDS5911 78 118.0 155
Show 20588-3402 RST3274 358 1.8 160
Show 21002-3408 KPP4219 358 2.1 163
Show 20500-3049 RST2161 271 2.6 163
Show 21145-3045 RSS 556 24 11.8 164
Show 20530-2937 B 506 317 3.2 164
Show 20517-3303 UC 4311 335 26.1 165
Show 21131-3258 B 1005 124 3.2 165

 
 
WDS 21022-3128 : COMPONENTS
 
 
  A
B pa=179.3°
sep=59.30"
 
 
21022-3128 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 210215.62-312812.6 Mag 13.25 PmRA -38.00
PmDE -172.0
 
 
21022-3128 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 210215.68-312911.9 Mag 14 PmRA -24.00
PmDE -155.0 Calc delta mag 0.75 Calc coord yes