04393+2221 LKCA 15 Aa,Ab

 
 
04h 39m 17.80s +22° 21' 03.5" P.A. 274.00 sep 0.1 mag 7.00,13.00 Sp K5+planet
 
 
Coord 2000 04393+2221 Discov num LKCA 15 Comp Aa,Ab Coord arcsec 2000 04 39 17.80 +22 21 03.5
Date first 2014 Date last 2015 Obs 4
Pa first 256 Pa last 274 P.A. Now (θ) 274°
Sep first 0.1 Sep last 0.125 Sep. Now (ρ) 0.125"
Mag pri 7.00 Mag sec 13.00 delta mag (ΔM) 6 Spectral class K5+planet (yellow-orange)
Pri motion ra +006 Sec motion ra
Pri motion dec +004 Sec motion dec
Notes N K (See Notes, K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
 
 
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
 
 
Constellation Taurus Tycho2 1278-00933-1 Gaia DR2 144936836795636864 HD 284589
 
 
WDS 04393+2221 LKCA 15 Aa,Ab : 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 LKCA 15 Aa,Ab 2015 4 274 0.1 7.00 13.00 K5+planet N K 043917.80+222103.5

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WDS 04393+2221 LKCA 15 Aa,Ab : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 04393+2221 LKCA 15 Aa,Ab : MEASURES
 
 
No records found.

 
 
WDS 04393+2221 : VIRTUAL EYEPIECE
 
 

04393+2221 KSA  25A mag 10.79 Sp K5 04393+2221 LKCA 15Ab sep 0.1 P.A. 274.30 mag 13 Sp planet 04393+2221 LKCA 15Ac sep 0.1 P.A. 314.20 mag 12.5 Sp planet 04393+2221 LKCA 15Ad sep 0.1 P.A. 13.00 mag 13 Sp planet 04393+2221 KSA  25B sep 28.1 P.A. 183.40 mag 12.05 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.

Radius:
Components only
 
 
WDS 04393+2221 : ALADIN DSS IMAGE @ 04h 39m 17.80s +22° 21' 03.5"
 
 
 
 
WDS 04393+2221 LKCA 15 Aa,Ab : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


04393+2221  LKCA 15Aa,Ab distance=0' 04384+2241  LDS6137 distance=24' 04393+2248  LEI  22 distance=27' 04400+2155  J  2727 distance=29' 04390+2149  LDS1183AB distance=34' 04390+2149  JNN 262AC distance=34' 04368+2237  LDS6135 distance=39' 04417+2244  STF 579 distance=41' 04400+2301  HU  442 distance=41' 04368+2246  LDS6136 distance=43' 04382+2302  KOH  17 distance=44' 04426+2241  CVR 453 distance=50' 04417+2302  KSA  29AB distance=54' 04417+2302  TOD   1Aa,Ab distance=54' 04417+2302  TOD   1Ba,Bb distance=54' 04431+2227  KPP  23 distance=54' 04395+2316  POU 471 distance=55' 04422+2257  MCA  16Aa,Ab distance=55' 04422+2257  S   455AB distance=55' 04373+2132  LDS5579 distance=56' 04353+2232  HER  23 distance=57' 04358+2250  OCC9095Aa,Ab distance=57' 04359+2255  LEI  20 distance=58' 04352+2232  LDS1177 distance=58' 04359+2254  LEI  21AB distance=58' 04359+2254  HAT  12AC distance=58' 04359+2254  ITO  33AD distance=58' 04359+2254  KSA 109Ba,Bb distance=58' 04359+2254  HAT  12BC distance=58' 04359+2254  OCC9096Ca,Cb distance=58' 04419+2308  POU 473 distance=59' 04409+2123  LDS5584 distance=63' 04353+2254  KSA 108 distance=65' 04362+2132  OCC 888 distance=65' 04348+2242  STF 562AB distance=67' 04348+2242  SKF2819AC distance=67' 04387+2327  POU 469 distance=67' 04427+2314  OCC 319 distance=71' 04439+2257  OCC 313Ca,Cb distance=73' 04427+2317  POU 475 distance=74' 04381+2334  POU 468 distance=76' 04359+2323  POU 463 distance=79' 04401+2339  POU 472 distance=79' 04444+2139  OCC 364 distance=83' 04369+2103  HU  305AB distance=85' 04369+2103  FOX9004AC distance=85' 04451+2249  LDS5592 distance=86' 04416+2341  LDS6139 distance=86' 04363+2337  LDS5577 distance=87' 04394+2349  POU 470 distance=89' 04333+2253  DCH  55AB distance=90' grafico limitrofi
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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
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
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