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Doubles in session


Current system
21568+0017
LAW 29 Aa,Ab


Nearby doubles
25' : 21577-0038
A 891

38' : 21553-0046
CBL 536

48' : 21536+0010
LDS4920AB

54' : 21583+0106
BAL1237

57' : 21531+0009
SLW1255

69' : 21591+0116
HJ 3078

88' : 21550+0140
GWP3106

94' : 22028-0045
RST5166AB

98' : 22029-0054
BAL 627

103' : 21541-0117
FAR 50

103' : 22027+0106
J 1040

105' : 21498+0023
UC 4576

109' : 21496-0026
BAL 933

110' : 21595+0159
BAL1593

113' : 22020-0104
SKF 929

113' : 21513-0100
LDS 760

113' : 22038+0100
RST5482

115' : 21493-0032
SLW1253

119' : 21498+0110
GRV1234

124' : 21486-0008
BAL 932

127' : 21529-0135
BU 840

129' : 21583-0150
HJ 3074

132' : 22032-0113
LDS4938AB

134' : 21483-0058
BAL 626

135' : 22058-0019
BUP 232AB
Sadalmelik

139' : 22032+0157
ARG 96



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.

21568+0017 LAW 29 Aa,Ab

 
 
21h 56m 48.31s +00° 17' 01.0" P.A. 126.00 sep 0.1 mag 16.61, Sp M2.5+M3.5
 
 
Coord 2000 21568+0017 Discov num LAW  29 Comp Aa,Ab Coord arcsec 2000 21 56 48.31 +00 17 01.0
Date first 2008 Date last 2008 Obs 2
Pa first 126 Pa last 126 P.A. Now (θ) 126°
Sep first 0.1 Sep last 0.13 Sep. Now (ρ) 0.13"
Mag pri 16.61 Mag sec delta mag (ΔM) Spectral class M2.5+M3.5 (red/red)
Pri motion ra -030 Sec motion ra
Pri motion dec -058 Sec motion dec
Notes R (Red magnitudes)
Nature of this double is uncertain.
 
 
21568+0017 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 56 48 +00 17 01 LAW 29 Aa,Ab 2008 2 126 0.1 16.61 <===
Show 21 56 48 +00 17 01 LAW 29 AB 2016 9 249 19.6 16.61 18.84 2.23
Show 21 56 47 +00 16 54 LAW 29 Ba,Bb 2008 2 149 0.1 18.84
Quadruple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Aquarius Gaia DR2 2681344406401415680
 
 
WDS 21568+0017 LAW 29 Aa,Ab : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Law2006 Ss - Law, N.M., Hodgkin, S.T., & Mackay, C.D. 2006MNRAS.368.1917L
Law2006 MNRAS 368, 1917, 2006
Law2008 Ss - Law, N.M., Hodgkin, S.T., & Mackay, C.D. 2008MNRAS.384..150L
Law2008 MNRAS 384, 150, 2008
Law2008 All measures of known pairs in Law2008 appear to be off by 90 (or 270) degrees.
Law2008 Corrected and N code code added to measure.
Law2010 Ag j Law, N.M., Dhital, S., Kraus, A., Stassun, K.G. & West, A.A. 2010ApJ...720.1727L
Law2010 +Es ApJ 720, 1727, 2010
Law2010 +C
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21568+0017 LAW 29 Aa,Ab 2008 1 126 0.1 16.50   M2.5+M3.5 215648.32+001701.2

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

 
 
WDS 21568+0017 LAW 29 Aa,Ab : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21568+0017 LAW 29 Aa,Ab : MEASURES
 
 
No records found.

 
 
WDS 21568+0017 : VIRTUAL EYEPIECE
 
 

21568+0017 LAW 29A mag 16.61 Sp M3.0 21568+0017 LAW 29Ab sep 0.1 P.A. 126.00 Sp M3.5 21568+0017 LAW 29B sep 19.6 P.A. 248.80 mag 18.84 Sp M4.5 21568+0017 LAW 29Bb sep 19.6 P.A. 248.60 Sp M5.0 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 21568+0017 : ALADIN DSS IMAGE @ 21h 56m 48.31s +00° 17' 01.0"
 
 
 
 
WDS 21568+0017 LAW 29 Aa,Ab : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21568+0017 LAW 29Aa,Ab distance=0' 21568+0017 LAW 29Ba,Bb distance=1' 21577-0038 A 891 distance=25' 21553-0046 CBL 536 distance=38' 21536+0010 LDS4920AB distance=48' 21536+0010 WIS 356AC distance=48' 21583+0106 BAL1237 distance=54' 21531+0009 SLW1255 distance=57' 21591+0116 HJ 3078 distance=69' 21550+0140 GWP3106 distance=88' 22028-0045 RST5166AB distance=94' 22028-0045 RST5166AB,C distance=94' 22029-0054 BAL 627 distance=98' 21541-0117 FAR 50 distance=103' 22027+0106 J 1040 distance=103' 21498+0023 UC 4576 distance=105' 21496-0026 BAL 933 distance=109' 21595+0159 BAL1593 distance=110' 22020-0104 SKF 929 distance=113' 21513-0100 LDS 760 distance=113' 22038+0100 RST5482 distance=113' 21493-0032 SLW1253 distance=115' 21498+0110 GRV1234 distance=119' 21486-0008 BAL 932 distance=124' 21529-0135 BU 840 distance=127' 21583-0150 HJ 3074 distance=129' 22032-0113 LDS4938AB distance=132' 22032-0113 OSO 166AC distance=132' 21483-0058 BAL 626 distance=134' 22058-0019 BUP 232AB (Sadalmelik) distance=135' 22058-0019 SKF1651AC (Sadalmelik) distance=135' 22032+0157 ARG 96 distance=139' 21534+0230 CVR 923 distance=143' 21565-0208 CVR 925 distance=145' 21467+0007 CHE 323 distance=152' 21467-0010 BNG 2 distance=153' 21469+0051 STF2825 distance=153' 21566+0251 GWP3107 distance=154' 22017+0233 HJ 3080 distance=156' 22071+0034 STF2862 distance=156' 21466+0045 CHE 321 distance=156' 22073-0002 BAL 934 distance=159' 21486-0124 GWP3094 distance=160' 21467+0110 CHE 322 distance=160' 22057+0147 STT 460AB distance=161' 22057+0147 STT 460AC distance=161' 22022-0203 BAL 268 distance=162' 21459+0015 CHE 320 distance=163' 22039+0220 UC 4638 distance=164' 21519-0209 A 182 distance=164' 22053-0125 STF2855AB distance=164' 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 21568+0017 LAW 29 Aa,Ab 126 0.1
Show 21568+0017 LAW 29 AB 249 19.6
Show 21568+0017 LAW 29 Ba,Bb 149 0.1 1
Show 21577-0038 A 891 78 0.7 25
Show 21553-0046 CBL 536 1 35.4 38
Show 21536+0010 LDS4920 AB 1 15.8 48
Show 21536+0010 WIS 356 AC 172 983.4 48
Show 21583+0106 BAL1237 116 10.7 54
Show 21531+0009 SLW1255 61 87.0 57
Show 21591+0116 HJ 3078 181 4.6 69
Show 21550+0140 GWP3106 107 11.0 88
Show 22028-0045 RST5166 AB 12 0.6 94
Show 22028-0045 RST5166 AB,C 61 9.7 94
Show 22029-0054 BAL 627 205 8.7 98
Show 21541-0117 FAR 50 211 0.9 103
Show 22027+0106 J 1040 189 1.7 103
Show 21498+0023 UC 4576 339 13.2 105
Show 21496-0026 BAL 933 154 9.5 109
Show 21595+0159 BAL1593 173 12.9 110
Show 22020-0104 SKF 929 247 81.7 113
Show 21513-0100 LDS 760 36 24.6 113
Show 22038+0100 RST5482 54 0.7 113
Show 21493-0032 SLW1253 314 177.4 115
Show 21498+0110 GRV1234 176 13.2 119
Show 21486-0008 BAL 932 75 6.9 124
Show 21529-0135 BU 840 39 3.0 127
Show 21583-0150 HJ 3074 297 2.2 129
Show 22032-0113 LDS4938 AB 173 5.7 132
Show 22032-0113 OSO 166 AC 221 15.9 132
Show 21483-0058 BAL 626 110 30.6 134
Show Sadalmelik 22058-0019 BUP 232 AB 40 110.0 135
Show Sadalmelik 22058-0019 SKF1651 AC 239 999.9 135
Show 22032+0157 ARG 96 3 8.4 139
Show 21534+0230 CVR 923 305 13.2 143
Show 21565-0208 CVR 925 78 8.1 145
Show 21467+0007 CHE 323 316 28.5 152
Show 21467-0010 BNG 2 251 31.6 153
Show 21469+0051 STF2825 156 0.4 153
Show 21566+0251 GWP3107 43 15.7 154
Show 22017+0233 HJ 3080 293 20.2 156
Show 22071+0034 STF2862 96 2.5 156
Show 21466+0045 CHE 321 201 21.2 156
Show 22073-0002 BAL 934 338 14.6 159
Show 21486-0124 GWP3094 84 30.9 160
Show 21467+0110 CHE 322 130 9.7 160
Show 22057+0147 STT 460 AB 340 14.5 161
Show 22057+0147 STT 460 AC 30 19.3 161
Show 22022-0203 BAL 268 265 7.9 162
Show 21459+0015 CHE 320 274 13.1 163
Show 22039+0220 UC 4638 23 33.0 164
Show 21519-0209 A 182 245 1.3 164

 
 
WDS 21568+0017 : COMPONENTS
 
 
  A Ab B
Ab pa=126.0°
sep=0.13"
 
B pa=248.8°
sep=19.63"
pa=249.1°
sep=19.70"
 
Bb pa=248.6°
sep=19.62"
pa=248.9°
sep=19.69"
pa=149.0°
sep=0.06"
 
 
21568+0017 A
 
 
Coord arcsec 2000 215648.31+001701.0 Mag 16.61 Spectral class M3.0 (red) PmRA -30.00
PmDE -58.0
 
 
21568+0017 Ab
 
 
Coord arcsec 2000 215648.32+001700.9 Spectral class M3.5 (red) Calc delta mag 16.61 Calc coord yes
 
 
21568+0017 B
 
 
Coord arcsec 2000 215647.09+001653.9 Mag 18.84 Mag composta 18.84 Spectral class M4.5 (red)
PmRA -38.00 PmDE -58.0 Calc delta mag 2.23
 
 
21568+0017 Bb
 
 
Coord arcsec 2000 215647.09+001653.8 Spectral class M5.0 (red) Calc delta mag 16.61 Calc coord yes