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
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
|
|
WDS 21568+0017 : ALADIN DSS IMAGE @ 21h 56m 48.31s +00° 17' 01.0"
WDS 21568+0017 LAW 29 Aa,Ab : NEIGHBORHOODS
|
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 |
|