01578-2154 BIL 2 AB (DK Cet)

 
 
01h 57m 48.91s -21° 54' 04.9" P.A. 294.00 sep 0.2 mag 8.00, Sp G4V dist. 40.9 pc (133.42 l.y.)
 
 
Coord 2000 01578-2154 Discov num BIL   2 Comp AB Coord arcsec 2000 01 57 48.91 -21 54 04.9
Date first 2004 Date last 2018 Obs 2
Pa first 355 Pa last 293.9 P.A. Now (θ) 293.9°
Sep first 0.2 Sep last 0.232 Sep. Now (ρ) 0.232"
Mag pri 8.00 Mag sec delta mag (ΔM) Spectral class G4V (yellow)
Pri motion ra +104 Sec motion ra
Pri motion dec -051 Sec motion dec
Notes W
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name DK Cet Constellation Cetus SAO 167434 HIP 9141
Tycho2 5858-00364-1 HD 12039 BD BD-22 325 CD CD-22 656
CP CP-22 196 Distance 40.9 Distance ly 133.42
 
 
WDS 01578-2154 BIL 2 AB (DK Cet) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Bil2006 A j Biller, B.A., Kasper, M., Close, L.M., Brandner, W., & Kellner, S. 2006ApJ...641L.141B
Bil2006 ApJ 641, L141, 2006
Bil2007 A j Biller, B.A., Close, L., Masciadri, E., Nielsen, E., Lenzen, R., Brandner, W., 2007ApJS..173..143B
Bil2007 McCarthy, D., Hartung, M., et al.
Bil2007 ApJS 173, 143, 2007
Bil2010 Ac j Biller, B.A., Liu, M.C., Wahhaj, Z., Nielsen, E.L., Close, L.M., Dupuy, T.J., 2010ApJ...720L..82B
Bil2010 +E2 Hayward, T.L., Burrows, A., Chun, M., Ftaclas, C., Clarke, F., Hartung, M., et al.
Bil2010 ApJL 720, 82, 2010
Bil2011 Ag j Biller, B.A., Allers, K., Liu, M., Close, L.M., & Dupuy, T. 2011ApJ...730...39B
Bil2011 +E2 ApJ 730, 39, 2011
Bil2012 Am j Biller, B.A., Lacour, S., Juhasz, A., Benisty, M., Chauvin, G., Olofsson, J., 2012ApJ...753L..38B
Bil2012 Pott, J., Muller, A., Sicilia-Aguilar, A., Bonnefoy, M., Tuthill, P.,
Bil2012 Thebault, P., et al.
Bil2012 ApJL 753, 38, 2012
Bil2014 A j Biller, B.A., Males, J., Rodigas, T., Morzinski, K., Close, L.M., Juhasz, A., 2014ApJ...792L..22B
Bil2014 Follette, K.B., Lacour, S., Benisty, M., Sicilia-Aguilar, A., Hinz, P.M.,
Bil2014 Weinberger, A., Henning, T., Pott, J.-U., Bonnefoy, M., & KOhler, R.
Bil2014 ApJL 792, L22, 2014
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01578-2154 BIL 2 AB 2004 1 355 0.2 8.00   G4V W 015748.91-215404.9
01578-2154 BIL 2 AB 2018 2 294 0.2 8.00   G4V W 015748.91-215404.9

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

 
 
WDS 01578-2154 BIL 2 AB (DK Cet) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 01578-2154 BIL 2 AB (DK Cet) : MEASURES
 
 
No records found.

 
 
WDS 01578-2154 (DK Cet) : VIRTUAL EYEPIECE
 
 

01578-2154 BIL   2A mag 8 Sp G4V 01578-2154 BIL   2B sep 0.2 P.A. 295.50 virtual eyepiece
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Radius:
Components only
 
 
WDS 01578-2154 (DK Cet) : ALADIN DSS IMAGE @ 01h 57m 48.91s -21° 54' 04.9"
 
 
 
 
WDS 01578-2154 BIL 2 AB (DK Cet) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


01578-2154  BIL   2AB distance=0' 01588-2212  HJ 2103 distance=23' 01559-2150  DON  27 distance=27' 01553-2134  DON  26 distance=42' 01547-2133  HJ 2098 distance=49' 02018-2217  DAM1287 distance=61' 01562-2058  KPP2145 distance=61' 02018-2221  ARA1612 distance=61' 01590-2255  H 2  58AB distance=64' 01590-2255  SKF2159AC distance=64' 02024-2223  TDS2092 distance=70' 01575-2045  ARA1258 distance=70' 01584-2304  LDS3330 distance=70' 02025-2225  DON  28 distance=72' 01544-2250  LDS3322 distance=74' 01523-2213  TSN  71 distance=80' 01581-2319  LDS3328 distance=85' 01592-2332  ARA2290 distance=100' 01568-2336  I   453 distance=104' 01509-2238  HJ 3470 distance=106' 01519-2309  I   450 distance=111' 02060-2209  SEE  16 distance=115' 02026-2019  HJ 2106 distance=117' 02058-2236  DON  29 distance=118' 01567-1953  UC  649 distance=123' 01505-2042  ARA1257 distance=125' 01522-2346  SPM   6BC distance=137' 01522-2346  SPM   6AB distance=137' 01489-2053  ARA1256 distance=139' 02022-2402  HDS 272AB distance=142' 02022-2402  TOK  41Ba,Bb distance=142' 01532-1947  TDS2040 distance=143' 02019-1944  TDS2090 distance=143' 02037-1953  B  2556 distance=147' 01473-2131  ARA1611 distance=149' 02043-1953  UC  679 distance=152' 01503-2346  HU 1212 distance=153' 02029-1938  HJ 2107 distance=154' 01528-1930  TOK 462 distance=160' 01553-2433  HDS 262 distance=164' 01470-2045  HJ 2086AB distance=165' 01470-2045  HJ 2086AC distance=165' 02094-2231  HDS 288 distance=166' 01454-2159  HDS 233 distance=173' 01460-2056  UC  624 distance=175' 02070-1948  ARA 830 distance=180' 01539-1900  B    23 distance=183' 02057-2423  WSI  71Aa,Ab distance=184' 02057-2423  I   454AB distance=184' 02057-2423  I   454AB,C distance=184' 02036-2443  LDS3340 distance=188' 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 01578-2154 BIL 2 AB 294 0.2
Show 01588-2212 HJ 2103 42 59.0 23
Show 01559-2150 DON 27 310 0.1 27
Show 01553-2134 DON 26 173 1.6 42
Show 01547-2133 HJ 2098 345 20.5 49
Show 02018-2217 DAM1287 318 14.9 61
Show 01562-2058 KPP2145 283 17.5 61
Show 02018-2221 ARA1612 129 5.8 61
Show 01590-2255 H 2 58 AB 302 8.7 64
Show 01590-2255 SKF2159 AC 356 167.5 64
Show 02024-2223 TDS2092 3 0.7 70
Show 01575-2045 ARA1258 337 7.9 70
Show 01584-2304 LDS3330 102 2.2 70
Show 02025-2225 DON 28 117 2.4 72
Show 01544-2250 LDS3322 317 13.9 74
Show 01523-2213 TSN 71 147 204.0 80
Show 01581-2319 LDS3328 20 70.1 85
Show 01592-2332 ARA2290 170 16.4 100
Show 01568-2336 I 453 344 0.5 104
Show 01509-2238 HJ 3470 299 10.2 106
Show 01519-2309 I 450 209 0.1 111
Show 02060-2209 SEE 16 109 0.1 115
Show 02026-2019 HJ 2106 68 27.0 117
Show 02058-2236 DON 29 145 4.1 118
Show 01567-1953 UC 649 165 13.1 123
Show 01505-2042 ARA1257 89 1.1 125
Show 01522-2346 SPM 6 BC 353 5.5 137
Show 01522-2346 SPM 6 AB 54 25.8 137
Show 01489-2053 ARA1256 296 8.8 139
Show 02022-2402 HDS 272 AB 311 0.5 142
Show 02022-2402 TOK 41 Ba,Bb 226 0.1 142
Show 01532-1947 TDS2040 268 0.5 143
Show 02019-1944 TDS2090 206 0.5 143
Show 02037-1953 B 2556 57 5.6 147
Show 01473-2131 ARA1611 226 13.2 149
Show 02043-1953 UC 679 50 34.9 152
Show 01503-2346 HU 1212 197 4.7 153
Show 02029-1938 HJ 2107 358 11.3 154
Show 01528-1930 TOK 462 290 999.9 160
Show 01553-2433 HDS 262 50 0.1 164
Show 01470-2045 HJ 2086 AB 106 11.3 165
Show 01470-2045 HJ 2086 AC 181 23.1 165
Show 02094-2231 HDS 288 98 0.2 166
Show 01454-2159 HDS 233 302 0.2 173
Show 01460-2056 UC 624 84 5.6 175
Show 02070-1948 ARA 830 53 1.2 180
Show 01539-1900 B 23 133 4.6 183
Show 02057-2423 WSI 71 Aa,Ab 214 0.0 184
Show 02057-2423 I 454 AB 166 0.5 184
Show 02057-2423 I 454 AB,C 257 56.6 184
Show 02036-2443 LDS3340 83 3.1 188

 
 
WDS 01578-2154 : COMPONENTS
 
 
  A
B pa=295.5°
sep=0.22"
 
 
01578-2154 A
 
 
Name DK Cet Coord arcsec 2000 015748.91-215404.9 Mag 8 Spectral class G4V (yellow)
PmRA 104.00 PmDE -51.0 SAO 167434 HIP 9141
Tycho2 5858-00364-1 HD 12039 BD BD-22 325 CD CD-22 656
CP CP-22 196
Tycho2
Tycho2 5858-00364-1 Pflag RAmdeg 29.45407140 DEmdeg -21.90147798
PmRA 103.0 PmDE -48.4 E RAmdeg 5 E DEmdeg 6
E pmRA 1.4 E pmDE 1.4 EpRAm 1991.31 EpDEm 1991.17
Num 10 Q RAmdeg 0.6 Q DEmdeg 1.0 Q pmRA 0.6
Q pmDE 1.0 BTmag 8.883 E BTmag 0.017 VTmag 8.147
E VTmag 0.012 Prox 999 TYC T HIP 9141
CCDM RAdeg 29.45381889 DEdeg -21.90136750 EpRA 1990 1.81
EpDE 1990 1.78 E RAdeg 5.4 E DEdeg 6.3 Posflg
Corr -0.1
SAO
SAO 167434 DelFlag RA1950 PmRA1950 0.0069
DE1950 PmDE1950 -0.022 Vmag 8.4 SpType G5
Double code Source 25 CatNum 911 DM CD-22 656
DMcomp BDsup HD 12039 M HD 0
GC RA1950rad 0.50381878 DE1950rad -0.38648136 PmRA2000 0.0071
PmDE2000 -0.026
Hipparcos
Catalog H HIP 9141 Proxy RAhms 01 57 48.91
DEdms -21 54 04.9 Vmag 8.07 VarFlag 2 R Vmag H
RAdeg 29.4538 DEdeg -21.9014 AstroRef Plx 23.61
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 12039 BD BD-22 325
CD CD-22 656 CP CP-22 196 Dm number -22 325 VIred 0.71
SpType G3/G5V R SpType Coord arcsec 2000 015748.91-215404.9
Hipparcos 2
HIP 9141 Sn 5 So 0 Nc 1
RArad 0.5140658127 DErad -0.3822508726 Plx 24.45 PmRA 105.08
PmDE -50.6 E RArad 0.55 E DErad 0.44 E Plx 0.67
E pmRA 0.72 E pmDE 0.54 Hpmag 8.2074 E Hpmag 0.0044
SHp 0.038 VA 2 BV 0.651 E BV 0.012
VI 0.71
 
 
01578-2154 B
 
 
Coord arcsec 2000 015748.90-215404.8 Calc delta mag 8 Calc coord yes