02321-1515 GWP 335 AB (Sig Cet)

 
 
02h 32m 05.23s -15° 14' 40.6" P.A. 252.00 sep 345.6 mag 4.79,8.77 Sp F4IV dist. 27.89 pc (90.98 l.y.)
 
 
Coord 2000 02321-1515 Discov num GWP 335 Comp AB Coord arcsec 2000 02 32 05.23 -15 14 40.6
Date first 1991 Date last 1999 Obs 5
Pa first 253 Pa last 252.4 P.A. Now (θ) 252.4°
Sep first 345.3 Sep last 345.603 Sep. Now (ρ) 345.603"
Mag pri 4.79 Mag sec 8.77 delta mag (ΔM) 3.98 Spectral class F4IV (yellow-white)
Pri motion ra -073 Sec motion ra -075
Pri motion dec -128 Sec motion dec -118
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.069 (< 0.3, Physical double)
This double is physical.
 
 
02321-1515 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 148445 02 32 05 -15 14 41 TOK 382 Aa,Ab 2020 8 199 0.6 4.70 8.70 4.00 Y
Show Sig Cet 148445 02 32 05 -15 14 41 GWP 335 AB 1999 5 252 345.6 4.79 8.77 3.98 <===
Triple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name Sig Cet Constellation Cetus SAO 148445 HIP 11759
Tycho2 5860-02587-1 Gaia DR2 5145955421492456960 HD 15767 HR 740
GC 3045 BD BD-15 447 Bayer Sigma Ceti Bayer name Sig Cet
Flamsteed 76 Ceti Flamsteed name 76 Cet FK5 1071 Distance 27.89
Distance ly 90.98 Bayer greek σ Cet
 
 
WDS 02321-1515 GWP 335 AB (Sig Cet) : NOTES
 
 
discov_num notes refcode
GWP 335 ABL 52. Tob2012b
sig Cet. B is BD-15@@447.
SHY 141. Bayesian analysis by Shaya & Olling (2011) indicates very Shy2011
high (near 100%) probability pair is physical.
 
 
REFERENCES
 
 
refcode metd author reference
Shy2011 - Shaya, E.J. & Olling, R. 2011ApJS..192....2S
Shy2011 ApJS 192, 2, 2011
Shy2011 (Statistical analysis of probability that wide Hipparcos pairs are physical. Pairs
Shy2011 added to WDS only if probability 90% or greater.)
Tob2012b not - Tobal, T. ...................
Tob2012b private communication, 2012
 
 
DISCOVERER
 
 
idgroup discov author
1 GWP Garraf Wide Pairs: CPM wide pairs (>50mas/y) discovered in the Garraf Astronomical
6 TOK Tokovinin, A.A.
53 TOK Tokovinin, A.A., Balega, Y.Y., Pluzhnik, E.A., Shatsky, N.I., Gorynya, N.A., &
53 TOK Weigelt, G.
67 TOK Tokovinin, A., Cantarutti, R., Tighe, R., Schurter, P., van der Bliek, N.,
67 TOK Martinez, M., & Mondaca, E.
135 TOK Tokovinin, A., Corbett, H., Fors, O., Howard, W., Law, N.M., Moe, M.,
135 TOK Ratzloff, J. & Walter, F.M.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02321-1515 GWP 335 AB 1999 4 252 345.6 4.79 8.77 F4IV NV 023205.23-151440.6

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

 
 
WDS 02321-1515 GWP 335 AB (Sig Cet) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 02321-1515 GWP 335 AB (Sig Cet) : MEASURES
 
 
Records found: 1
Show date username difficulty sep sep_sigma pa pa_sigma delta_mag # notes
Show 23/11/30 bobkoch49 easy 345.41   252.50     1 Image capture with SharpCap and processed by AstroImageJ
 
 
WDS 02321-1515 (Sig Cet) : VIRTUAL EYEPIECE
 
 

02321-1515 GWP 335A mag 4.79 Sp F4IV 02321-1515 TOK 382Ab sep 0.6 P.A. 198.40 mag 8.7 02321-1515 GWP 335B sep 334.6 P.A. 251.80 mag 8.77 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 02321-1515 (Sig Cet) : ALADIN DSS IMAGE @ 02h 32m 05.23s -15° 14' 40.6"
 
 
 
 
WDS 02321-1515 GWP 335 AB (Sig Cet) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


02321-1515  GWP 335AB distance=0' 02350-1522  GWP 340 distance=43' 02297-1541  DEA  13 distance=43' 02351-1535  HU  429 distance=48' 02359-1515  HU  809 distance=55' 02310-1418  LDS3397 distance=59' 02313-1416  RST3367 distance=60' 02284-1442  LDS3391 distance=63' 02276-1450  LDS3389 distance=70' 02366-1439  HDS 339 distance=74' 02278-1601  ARA  14 distance=78' 02299-1358  HDS 323 distance=83' 02376-1455  LDS5389 distance=84' 02260-1520  H 3  80AB distance=89' 02260-1520  H 3  80AC distance=89' 02262-1602  GWP 317 distance=98' 02250-1501  GWP 312 distance=104' 02342-1331  HDS 336 distance=108' 02398-1522  GWP 352 distance=113' 02362-1656  GWP 344 distance=118' 02366-1654  FEN   2 distance=118' 02362-1332  RST3369 distance=119' 02396-1611  A  2903 distance=122' 02282-1703  KPP3490 distance=122' 02298-1315  SKF2163 distance=125' 02313-1310  GAL 322 distance=126' 02404-1427  SKF2164 distance=131' 02360-1312  GWP 343 distance=136' 02415-1506  HDS 351 distance=137' 02276-1313  RST4206 distance=139' 02234-1614  STZ   3 distance=140' 02340-1257  HDS 335 distance=141' 02422-1531  ARA   1 distance=148' 02427-1513  GWP 358 distance=155' 02427-1511  LDS5391AB distance=155' 02427-1511  LDS5391Aa,Ab distance=155' 02216-1546  HDS 307 distance=155' 02405-1341  GAL 324AB distance=155' 02405-1341  TOB 362AC distance=155' 02354-1247  A  2607AB distance=156' 02354-1247  HJ 2148AB,C distance=156' 02217-1428  HU  427 distance=158' 02216-1434  HU  426 distance=159' 02415-1647  A  2904 distance=164' 02424-1358  LDS3419 distance=168' 02215-1354  GWP 303 distance=174' 02296-1224  MET  15 distance=175' 02225-1704  HJ 2135 distance=176' 02340-1812  BRG  13 distance=180' 02229-1718  GWP 308 distance=181' 02253-1242  GWP 313 distance=183' 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 02321-1515 GWP 335 AB 252 345.6
Show 02321-1515 TOK 382 Aa,Ab 199 0.6
Show 02350-1522 GWP 340 20 12.9 43
Show 02297-1541 DEA 13 154 80.8 43
Show 02351-1535 HU 429 142 4.2 48
Show 02359-1515 HU 809 44 1.0 55
Show 02310-1418 LDS3397 14 13.1 59
Show 02313-1416 RST3367 200 2.5 60
Show 02284-1442 LDS3391 99 5.9 63
Show 02276-1450 LDS3389 75 156.2 70
Show 02366-1439 HDS 339 46 0.8 74
Show 02278-1601 ARA 14 287 5.7 78
Show 02299-1358 HDS 323 15 0.4 83
Show 02376-1455 LDS5389 54 271.5 84
Show 02260-1520 H 3 80 AB 296 12.2 89
Show 02260-1520 H 3 80 AC 30 110.4 89
Show 02262-1602 GWP 317 246 43.0 98
Show 02250-1501 GWP 312 136 8.9 104
Show 02342-1331 HDS 336 333 0.1 108
Show 02398-1522 GWP 352 133 9.9 113
Show 02362-1656 GWP 344 78 23.8 118
Show 02366-1654 FEN 2 333 4.7 118
Show 02362-1332 RST3369 97 1.0 119
Show 02396-1611 A 2903 194 3.4 122
Show 02282-1703 KPP3490 158 1.8 122
Show 02298-1315 SKF2163 131 47.8 125
Show 02313-1310 GAL 322 24 37.7 126
Show 02404-1427 SKF2164 336 160.9 131
Show 02360-1312 GWP 343 199 46.7 136
Show 02415-1506 HDS 351 20 0.0 137
Show 02276-1313 RST4206 43 1.0 139
Show 02234-1614 STZ 3 196 12.6 140
Show 02340-1257 HDS 335 172 0.2 141
Show 02422-1531 ARA 1 136 6.7 148
Show 02427-1513 GWP 358 224 28.1 155
Show 02427-1511 LDS5391 AB 198 123.2 155
Show 02427-1511 LDS5391 Aa,Ab 98 4.7 155
Show 02216-1546 HDS 307 257 0.5 155
Show 02405-1341 GAL 324 AB 75 42.4 155
Show 02405-1341 TOB 362 AC 14 11.1 155
Show 02354-1247 A 2607 AB 250 1.2 156
Show 02354-1247 HJ 2148 AB,C 345 23.7 156
Show 02217-1428 HU 427 338 0.9 158
Show 02216-1434 HU 426 348 0.8 159
Show 02415-1647 A 2904 184 3.0 164
Show 02424-1358 LDS3419 355 12.2 168
Show 02215-1354 GWP 303 238 4.6 174
Show 02296-1224 MET 15 178 0.1 175
Show 02225-1704 HJ 2135 322 16.6 176
Show 02340-1812 BRG 13 5 0.9 180
Show 02229-1718 GWP 308 9 295.1 181

 
 
WDS 02321-1515 : COMPONENTS
 
 
  A Ab
Ab pa=198.4°
sep=0.55"
 
B pa=251.8°
sep=334.55"
pa=251.9°
sep=334.22"
 
 
02321-1515 A
 
 
Name Sig Cet Coord arcsec 2000 023205.23-151440.6 Mag 4.79 Spectral class F4IV (yellow-white)
PmRA -73.00 PmDE -128.0 SAO 148445 HIP 11783
Tycho2 5860-02587-1 HD 15798 HR 740 GC 3045
BD BD-15 449 Bayer Sigma Ceti Bayer name Sig Flamsteed 76 Ceti
Flamsteed name 76 Cet FK5 1071
Tycho2
Tycho2 5860-02587-1 Pflag RAmdeg 38.02180500 DEmdeg -15.24461550
PmRA -72.5 PmDE -120.4 E RAmdeg 3 E DEmdeg 3
E pmRA 0.7 E pmDE 0.6 EpRAm 1991.04 EpDEm 1991.30
Num 19 Q RAmdeg 1.3 Q DEmdeg 2.7 Q pmRA 1.3
Q pmDE 2.7 BTmag 5.259 E BTmag 0.014 VTmag 4.792
E VTmag 0.009 Prox 999 TYC T HIP 11783
CCDM RAdeg 38.02198417 DEdeg -15.24433667 EpRA 1990 1.40
EpDE 1990 1.66 E RAdeg 3.4 E DEdeg 3.3 Posflg
Corr -0.6
SAO
SAO 148445 DelFlag RA1950 PmRA1950 -0.0053
DE1950 PmDE1950 -0.117 Vmag 4.8 SpType F5
Double code Source 74 CatNum 1071 DM BD-15 449
DMcomp BDsup HD 15798 M HD 0
GC 3045 RA1950rad 0.6532584 DE1950rad -0.26988347 PmRA2000 -0.0049
PmDE2000 -0.119
Hipparcos
Catalog H HIP 11783 Proxy RAhms 02 32 05.28
DEdms -15 14 39.6 Vmag 4.74 VarFlag R Vmag H
RAdeg 38.022 DEdeg -15.2443 AstroRef Plx 38.73
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 15798 BD BD-15 449
CD CP Dm number -15 449 VIred 0.55
SpType F5V R SpType Coord arcsec 2000 023205.28-151439.6
Hipparcos 2
HIP 11783 Sn 5 So 0 Nc 1
RArad 0.6636088945 DErad -0.2660635556 Plx 37.46 PmRA -80.21
PmDE -146.29 E RArad 0.16 E DErad 0.18 E Plx 0.25
E pmRA 0.22 E pmDE 0.24 Hpmag 4.8432 E Hpmag 0.0004
SHp 0.004 VA 0 BV 0.454 E BV 0.012
VI 0.55
 
 
02321-1515 Ab
 
 
Coord arcsec 2000 023205.22-151441.1 Mag 8.7 Calc delta mag 4 Calc coord yes
 
 
02321-1515 B
 
 
Coord arcsec 2000 023143.27-151625.1 Mag 8.77 PmRA -75.00 PmDE -118.0
SAO 148443 HIP 11759 Tycho2 5860-01581-1 HD 15767
BD BD-15 447 Calc delta mag 4.07 Calc coord yes
Tycho2
Tycho2 5860-01581-1 Pflag RAmdeg 37.92697488 DEmdeg -15.27345104
PmRA -73.5 PmDE -118.4 E RAmdeg 10 E DEmdeg 9
E pmRA 1.2 E pmDE 1.4 EpRAm 1989.94 EpDEm 1990.84
Num 9 Q RAmdeg 0.7 Q DEmdeg 0.7 Q pmRA 0.7
Q pmDE 0.7 BTmag 9.864 E BTmag 0.025 VTmag 8.770
E VTmag 0.015 Prox 999 TYC T HIP 11759
CCDM RAdeg 37.92715583 DEdeg -15.27317389 EpRA 1990 1.42
EpDE 1990 1.58 E RAdeg 10.3 E DEdeg 9.3 Posflg
Corr -0.4
SAO
SAO 148443 DelFlag RA1950 PmRA1950 -0.0024
DE1950 PmDE1950 -0.128 Vmag 8.8 SpType K0
Double code Source 21 CatNum 661 DM BD-15 447
DMcomp BDsup HD 15767 M HD 0
GC RA1950rad 0.6516068 DE1950rad -0.27039412 PmRA2000 -0.002
PmDE2000 -0.13
Hipparcos
Catalog H HIP 11759 Proxy RAhms 02 31 42.52
DEdms -15 16 23.4 Vmag 8.67 VarFlag R Vmag H
RAdeg 37.9272 DEdeg -15.2732 AstroRef Plx 38.3
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 15767 BD BD-15 447
CD CP Dm number -15 447 VIred 0.98
SpType K2V R SpType Coord arcsec 2000 023142.52-151623.4
Hipparcos 2
HIP 11759 Sn 5 So 0 Nc 1
RArad 0.6619537381 DErad -0.2665670157 Plx 35.86 PmRA -75.62
PmDE -120.63 E RArad 0.6 E DErad 0.73 E Plx 0.95
E pmRA 0.92 E pmDE 0.99 Hpmag 8.8195 E Hpmag 0.0018
SHp 0.015 VA 0 BV 0.935 E BV 0.015
VI 0.98