04393+2221 KSA 25 AB (HD 284589)
04h 39m 17.80s +22° 21' 03.5" P.A. 184.00 sep 28.1 mag 10.79,12.05 Sp K5
Coord 2000 |
04393+2221 |
|
Discov num |
KSA 25 |
|
Comp |
AB |
|
Coord arcsec 2000 |
04 39 17.80 +22 21 03.5 |
|
Date first |
1893 |
|
Date last |
2016 |
|
Obs |
5 |
|
Pa first |
185 |
|
Pa last |
183.7 |
|
P.A. Now (θ) |
183.7° |
|
Sep first |
25.8 |
|
Sep last |
28.057 |
|
Sep. Now (ρ) |
28.057" |
|
Mag pri |
10.79 |
|
Mag sec |
12.05 |
|
delta mag (ΔM) |
1.26 |
|
Spectral class |
K5 (yellow-orange) |
|
Pri motion ra |
+009 |
|
Sec motion ra |
-004 |
|
Pri motion dec |
+005 |
|
Sec motion dec |
-022 |
|
Notes |
N
(See Notes) |
|
rPM=1.34
This double is not physical.
04393+2221 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
04 39 18 +22 21 04 |
LKCA 15 Aa,Ab |
2015 |
4 |
274 |
0.1 |
7.00 |
13.00 |
6.00 |
|
|
Show |
|
|
04 39 18 +22 21 04 |
LKCA 15 Aa,Ac |
2015 |
3 |
312 |
0.1 |
7.00 |
12.50 |
5.50 |
|
|
Show |
|
|
04 39 18 +22 21 04 |
LKCA 15 Aa,Ad |
2014 |
1 |
14 |
0.1 |
7.00 |
13.00 |
6.00 |
|
|
Show |
HD 284589 |
|
04 39 18 +22 21 04 |
KSA 25 AB |
2016 |
5 |
184 |
28.1 |
10.79 |
12.05 |
1.26 |
|
<=== |
Quintuple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 284589 |
|
Constellation |
Taurus |
|
Tycho2 |
1278-00933-1 |
|
Gaia DR2 |
144936836795636864 |
|
HD |
284589 |
|
WDS 04393+2221 KSA 25 AB (HD 284589) : NOTES
discov_num |
notes |
refcode |
LKCA 15 |
Sallum et al. (2015) resolve three planetary companions to LkCa 15. |
|
|
Companion b has a best-fit orbital semi-major axis 14.7 +/- 2.1 au, |
|
|
that of companion c is 18.6 +2.5/-2.7 au. Companion d is only seen in |
|
|
the L' band, so less information can be gleaned. |
Sll2015b |
REFERENCES
refcode |
metd |
author |
reference |
Sll2015b |
A j |
Sallum, S., Follette, K. B., Eisner, J. A., Close, L. M., Hinz, P., Kratter, K., |
2015Nat...527..342S |
Sll2015b |
|
Males, J., Skemer, A., Macintosh, B., Tuthill, P., Bailey, V., Defrere, D., et al. |
|
Sll2015b |
|
Nature 527, 342, 2015 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
KSA |
Kraus, A.L. & Hillenbrand, L.A. |
13 |
KSA |
Kraus, A.L., Ireland, M.J., Cieza, L.A., Hinkley, S., Dupuy, T.J., |
13 |
KSA |
Bowler, B.P., & Liu, M.C. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
04393+2221 |
KSA 25 |
AB |
2010 |
4 |
185 |
27.9 |
10.79 |
12.05 |
K5 |
N |
043917.95+222131.0 |
04393+2221 |
KSA 25 |
AB |
2016 |
5 |
184 |
28.1 |
10.79 |
12.05 |
K5 |
N |
043917.95+222131.0 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 04393+2221 KSA 25 AB (HD 284589) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 04393+2221 KSA 25 AB (HD 284589) : MEASURES
No records found.
WDS 04393+2221 (HD 284589) : 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 04393+2221 (HD 284589) : ALADIN DSS IMAGE @ 04h 39m 17.80s +22° 21' 03.5"
WDS 04393+2221 KSA 25 AB (HD 284589) : 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 |
|
04393+2221 |
KSA 25 |
AB |
184 |
28.1 |
|
Show |
|
04393+2221 |
LKCA 15 |
Aa,Ab |
274 |
0.1 |
|
Show |
|
04393+2221 |
LKCA 15 |
Aa,Ac |
312 |
0.1 |
|
Show |
|
04393+2221 |
LKCA 15 |
Aa,Ad |
14 |
0.1 |
|
Show |
|
04384+2241 |
LDS6137 |
|
305 |
85.0 |
24 |
Show |
|
04393+2248 |
LEI 22 |
|
324 |
0.7 |
27 |
Show |
|
04400+2155 |
J 2727 |
|
257 |
5.2 |
29 |
Show |
|
04390+2149 |
LDS1183 |
AB |
116 |
15.0 |
34 |
Show |
|
04390+2149 |
JNN 262 |
AC |
125 |
1.2 |
34 |
Show |
|
04368+2237 |
LDS6135 |
|
56 |
3.2 |
39 |
Show |
|
04417+2244 |
STF 579 |
|
40 |
16.4 |
41 |
Show |
|
04400+2301 |
HU 442 |
|
110 |
0.2 |
41 |
Show |
|
04368+2246 |
LDS6136 |
|
102 |
249.1 |
43 |
Show |
|
04382+2302 |
KOH 17 |
|
92 |
9.3 |
44 |
Show |
|
04426+2241 |
CVR 453 |
|
307 |
10.6 |
50 |
Show |
|
04417+2302 |
KSA 29 |
AB |
58 |
12.3 |
54 |
Show |
|
04417+2302 |
TOD 1 |
Aa,Ab |
121 |
0.1 |
54 |
Show |
|
04417+2302 |
TOD 1 |
Ba,Bb |
87 |
0.2 |
54 |
Show |
|
04431+2227 |
KPP 23 |
|
28 |
16.1 |
54 |
Show |
|
04395+2316 |
POU 471 |
|
228 |
3.1 |
55 |
Show |
|
04422+2257 |
MCA 16 |
Aa,Ab |
36 |
0.3 |
55 |
Show |
|
04422+2257 |
S 455 |
AB |
214 |
62.5 |
55 |
Show |
|
04373+2132 |
LDS5579 |
|
263 |
75.6 |
56 |
Show |
|
04353+2232 |
HER 23 |
|
105 |
7.1 |
57 |
Show |
|
04358+2250 |
OCC9095 |
Aa,Ab |
-1 |
0.0 |
57 |
Show |
|
04359+2255 |
LEI 20 |
|
246 |
0.7 |
58 |
Show |
|
04352+2232 |
LDS1177 |
|
254 |
4.3 |
58 |
Show |
|
04359+2254 |
LEI 21 |
AB |
243 |
10.1 |
58 |
Show |
|
04359+2254 |
HAT 12 |
AC |
297 |
21.4 |
58 |
Show |
|
04359+2254 |
ITO 33 |
AD |
174 |
8.3 |
58 |
Show |
|
04359+2254 |
KSA 109 |
Ba,Bb |
294 |
0.1 |
58 |
Show |
|
04359+2254 |
HAT 12 |
BC |
325 |
17.4 |
58 |
Show |
|
04359+2254 |
OCC9096 |
Ca,Cb |
-1 |
0.0 |
58 |
Show |
|
04419+2308 |
POU 473 |
|
278 |
18.8 |
59 |
Show |
|
04409+2123 |
LDS5584 |
|
98 |
26.9 |
63 |
Show |
|
04353+2254 |
KSA 108 |
|
47 |
0.0 |
65 |
Show |
|
04362+2132 |
OCC 888 |
|
-1 |
0.1 |
65 |
Show |
|
04348+2242 |
STF 562 |
AB |
285 |
1.8 |
67 |
Show |
|
04348+2242 |
SKF2819 |
AC |
291 |
182.3 |
67 |
Show |
|
04387+2327 |
POU 469 |
|
281 |
16.0 |
67 |
Show |
|
04427+2314 |
OCC 319 |
|
-1 |
0.1 |
71 |
Show |
|
04439+2257 |
OCC 313 |
Ca,Cb |
-1 |
0.1 |
73 |
Show |
|
04427+2317 |
POU 475 |
|
332 |
16.3 |
74 |
Show |
|
04381+2334 |
POU 468 |
|
140 |
16.1 |
76 |
Show |
|
04359+2323 |
POU 463 |
|
17 |
8.6 |
79 |
Show |
|
04401+2339 |
POU 472 |
|
309 |
13.2 |
79 |
Show |
|
04444+2139 |
OCC 364 |
|
-1 |
0.1 |
83 |
Show |
|
04369+2103 |
HU 305 |
AB |
269 |
1.8 |
85 |
Show |
|
04369+2103 |
FOX9004 |
AC |
81 |
54.0 |
85 |
Show |
|
04451+2249 |
LDS5592 |
|
151 |
96.4 |
86 |
Show |
|
04416+2341 |
LDS6139 |
|
6 |
191.0 |
86 |
|
|
WDS 04393+2221 : COMPONENTS
|
A |
Ab |
Ac |
Ad |
Ab |
pa=274.3°
sep=0.12"
| |
Ac |
pa=314.2°
sep=0.08"
| pa=49.8°
sep=0.07"
| |
Ad |
pa=13.0°
sep=0.09"
| pa=60.7°
sep=0.15"
| pa=70.5°
sep=0.08"
| |
B |
pa=183.4°
sep=28.05"
| pa=183.2°
sep=28.05"
| pa=183.3°
sep=28.10"
| pa=183.5°
sep=28.13"
|
04393+2221 A
Name |
HD 284589 |
|
Coord arcsec 2000 |
043917.80+222103.5 |
|
Mag |
10.79 |
|
Spectral class |
K5 (yellow-orange) |
|
PmRA |
9.00 |
|
PmDE |
5.0 |
|
Tycho2 |
1278-00933-1 |
|
HD |
284589 |
|
Tycho2 |
1278-00933-1 |
|
Pflag |
|
|
RAmdeg |
69.82479570 |
|
DEmdeg |
22.35860794 |
|
PmRA |
6.5 |
|
PmDE |
4.5 |
|
E RAmdeg |
52 |
|
E DEmdeg |
65 |
|
E pmRA |
1.6 |
|
E pmDE |
1.7 |
|
EpRAm |
1980.07 |
|
EpDEm |
1972.76 |
|
Num |
3 |
|
Q RAmdeg |
0.7 |
|
Q DEmdeg |
0.2 |
|
Q pmRA |
0.7 |
|
Q pmDE |
0.2 |
|
BTmag |
12.270 |
|
E BTmag |
0.186 |
|
VTmag |
10.937 |
|
E VTmag |
0.080 |
|
Prox |
277 |
|
TYC |
|
|
HIP |
|
|
CCDM |
|
|
RAdeg |
69.82477944 |
|
DEdeg |
22.35859722 |
|
EpRA 1990 |
1.71 |
|
EpDE 1990 |
1.48 |
|
E RAdeg |
54.6 |
|
E DEdeg |
72.7 |
|
Posflg |
|
|
Corr |
-0.1 |
|
04393+2221 Ab
Coord arcsec 2000 |
043917.79+222103.5 |
|
Mag |
13 |
|
Spectral class |
planet |
|
Calc delta mag |
6 |
|
Calc coord |
yes |
|
04393+2221 Ac
Coord arcsec 2000 |
043917.80+222103.6 |
|
Mag |
12.5 |
|
Spectral class |
planet |
|
Calc delta mag |
5.5 |
|
Calc coord |
yes |
|
04393+2221 Ad
Coord arcsec 2000 |
043917.80+222103.6 |
|
Mag |
13 |
|
Spectral class |
planet |
|
Calc delta mag |
6 |
|
Calc coord |
yes |
|
04393+2221 B
Coord arcsec 2000 |
043917.68+222035.5 |
|
Mag |
12.05 |
|
PmRA |
-4.00 |
|
PmDE |
-22.0 |
|
Tycho2 |
1278-00193-1 |
|
Calc delta mag |
5.05 |
|
Calc coord |
yes |
|
Tycho2 |
1278-00193-1 |
|
Pflag |
|
|
RAmdeg |
69.82411152 |
|
DEmdeg |
22.35090456 |
|
PmRA |
8.3 |
|
PmDE |
-14.8 |
|
E RAmdeg |
103 |
|
E DEmdeg |
126 |
|
E pmRA |
2.6 |
|
E pmDE |
2.8 |
|
EpRAm |
1971.56 |
|
EpDEm |
1961.69 |
|
Num |
2 |
|
Q RAmdeg |
|
|
Q DEmdeg |
|
|
Q pmRA |
|
|
Q pmDE |
|
|
BTmag |
13.268 |
|
E BTmag |
0.404 |
|
VTmag |
12.134 |
|
E VTmag |
0.228 |
|
Prox |
277 |
|
TYC |
|
|
HIP |
|
|
CCDM |
|
|
RAdeg |
69.82409056 |
|
DEdeg |
22.35093944 |
|
EpRA 1990 |
1.70 |
|
EpDE 1990 |
1.51 |
|
E RAdeg |
114.7 |
|
E DEdeg |
150.9 |
|
Posflg |
|
|
Corr |
-0.1 |
|