00277-1625 YR 1 Aa,Ab

 
 
00h 27m 40.29s -16° 24' 34.3" P.A. 300.00 sep 0.1 mag 7.51,8.72 Sp F4V+G1V dist. 74.68 pc (243.61 l.y.)
 
 
Coord 2000 00277-1625 Discov num YR    1 Comp Aa,Ab Coord arcsec 2000 00 27 40.29 -16 24 34.3
Date first 1997 Date last 2021 Obs 15
Pa first 165 Pa last 299.6 P.A. Now (θ) 299.6°
Sep first 0.1 Sep last 0.056 Sep. Now (ρ) 0.056"
Mag pri 7.51 Mag sec 8.72 delta mag (ΔM) 1.21 Spectral class F4V+G1V (yellow-white/yellow)
Pri motion ra +207 Sec motion ra
Pri motion dec +033 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
00277-1625 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 147286 00 27 40 -16 24 34 YR 1 Aa,Ab 2021 15 300 0.1 7.51 8.72 1.21 Y <===
Show HD 2394 147286 00 27 40 -16 24 34 HJ 1968 AB 2015 53 234 37.0 7.26 10.03 2.77
Show 147286 00 27 40 -16 24 34 BU 1343 AC 2015 15 135 77.1 7.26 12.58 5.32
Quadruple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cetus SAO 147286 HIP 2190 Tycho2 5840-01011-1
Gaia DR2 2367706726008993152 HD 2394 BD BD-17 61 Distance 74.68
Distance ly 243.61
 
 
ORBITAL ELEMENTS
 
 
Period (P)13.35y± 0.15 Periastron (T)2014.41y± 0.54 Semi-major axis (a)0.1208a± 0.002
Eccentricity (e)0.024± 0.019 Inclination (i)69.6°± 0.9 Longitude of periastron (ω)270.3°± 4.8
Node (Ω)167.8°± 0.8 Notes ReferenceTok2020e
Equinox Last observation Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 19.3 0.069
2001 73.8 0.041
2002 133.3 0.065
2003 154.0 0.100
2004 165.1 0.119
2005 174.7 0.116
2006 187.3 0.091
2007 213.8 0.057
2008 277.5 0.045
2009 319.5 0.076
2010 336.0 0.107
2011 346.3 0.121
2012 356.1 0.111
2013 10.8 0.082
2014 48.0 0.046
2015 119.0 0.052
2016 148.6 0.089
2017 161.6 0.115
2018 171.3 0.120
2019 182.2 0.102
2020 201.4 0.069
2021 252.4 0.043
2022 309.6 0.064
2023 331.4 0.098
2024 342.9 0.118
2025 352.5 0.117
2026 4.5 0.094
2027 29.8 0.057
2028 97.4 0.043
2029 141.6 0.076
2030 157.8 0.108


 
grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.



 
 


wds00277-1625c.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
WDS 00277-1625 YR 1 Aa,Ab : NOTES
 
 
discov_num notes refcode
YR 1 Ma,Mb = 1.362 +/- 0.033, 1.073 +/- 0.024 \msun. GmJ2022
 
 
REFERENCES
 
 
refcode metd author reference
GmJ2022 orb j Gomez, J., Docobo, J.A., Campo, P.P., Andrade, M., Mendez, R.A. & Costa, E. 2022MNRAS.509.4229G
GmJ2022 +not MNRAS 509, 4229, 2022
Tok2020e St j Tokovinin, A., Mason, B.D., Mendez, R.A., Costa, E. & Horch, E.P. 2020AJ....160....7T
Tok2020e +orb AJ 160, 7, 2020
 
 
DISCOVERER
 
 
idgroup discov author
1 BU Burnham, S.W. (BU 1 - 81)
179 HJ Herschel, J.F.W.
228 YR Yale-Rochester (from additional DD list - see HOR)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00277-1625 YR 1 Aa,Ab 1999 2 179 0.2 7.51 8.72 F6V D 002740.29-162434.3
00277-1625 YR 1 Aa,Ab 2008 3 129 0.1 7.51 8.72 F6V N D 002740.29-162434.3
00277-1625 YR 1 Aa,Ab 2014 5 107 0.0 7.51 8.72 F6V N 002740.29-162434.3
00277-1625 YR 1 Aa,Ab 2017 12 167 0.1 7.51 8.72 F6V 002740.29-162434.3
00277-1625 YR 1 Aa,Ab 2019 13 192 0.1 7.51 8.72 F6V O 002740.29-162434.3
00277-1625 YR 1 Aa,Ab 2020 14 307 0.0 7.51 8.72 F6V O 002740.29-162434.3
00277-1625 YR 1 Aa,Ab 2021 15 300 0.1 7.51 8.72 F6V O 002740.29-162434.3

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

 
 
WDS 00277-1625 YR 1 Aa,Ab : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 00277-1625 YR 1 Aa,Ab : MEASURES
 
 
No records found.

 
 
WDS 00277-1625 : VIRTUAL EYEPIECE
 
 

00277-1625 HJ 1968A mag 7.26 Sp F6V 00277-1625 YR    1Ab mag 8.72 Sp G1V 00277-1625 HJ 1968B sep 36.0 P.A. 233.00 mag 10.03 00277-1625 BU 1343C sep 75.5 P.A. 135.80 mag 12.58 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.

Radius:
Components only
 
 
WDS 00277-1625 : ALADIN DSS IMAGE @ 00h 27m 40.29s -16° 24' 34.3"
 
 
 
 
WDS 00277-1625 YR 1 Aa,Ab : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


00277-1625  YR    1Aa,Ab distance=1' 00277-1625  HJ 1968AB distance=1' 00277-1625  BU 1343AC distance=1' 00289-1615  SLW  23 distance=21' 00273-1557  CVR1045 distance=29' 00278-1657  STN   2 distance=33' 00298-1552  GWP  54 distance=45' 00300-1657  CHM   2 distance=47' 00304-1555  SKF2142 distance=50' 00309-1643  UC  384 distance=50' 00307-1545  HJ 1979 distance=60' 00319-1610  SKF 112 distance=63' 00251-1721  CBL 573 distance=68' 00269-1517  HU  408 distance=70' 00309-1725  RST4148 distance=77' 00252-1509  CVR1039 distance=85' 00225-1707  HU  406Ba,Bb distance=86' 00315-1517  LDS5276 distance=88' 00292-1750  HU 1203 distance=88' 00256-1749  VOU  29 distance=90' 00336-1656  J  1436AB distance=92' 00336-1656  J  1436AC distance=92' 00307-1746  GWP  56 distance=92' 00308-1459  RST4147 distance=97' 00210-1539  SLW  16 distance=107' 00325-1753  SKF 224 distance=113' 00290-1817  HJ 1974 distance=115' 00205-1535  WIS   7 distance=115' 00287-1425  HU  409 distance=121' 00321-1813  B  1910 distance=126' 00200-1729  B  1906 distance=127' 00354-1731  LDS3182AB distance=130' 00354-1731  LDS3182BC distance=130' 00224-1432  HJ 1958 distance=136' 00306-1837  BVD  12 distance=140' 00234-1831  LDS3161 distance=141' 00338-1822  UC  392 distance=148' 00256-1849  HJ 1964 distance=148' 00184-1516  WSP  26 distance=151' 00362-1451  RST4152 distance=155' 00333-1410  LDS3178 distance=158' 00288-1902  ITF 157 distance=158' 00376-1512  SKF 215 distance=161' 00353-1825  HDS  78 distance=163' 00351-1422  LDS3181 distance=164' 00389-1704  ARA 139 distance=167' 00160-1637  BWL   2 distance=169' 00279-1914  ARA 516 distance=170' 00302-1912  GWP  55 distance=171' 00334-1856  CVR1046 distance=173' 00313-1909  B     6 distance=173' 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 00277-1625 YR 1 Aa,Ab 300 0.1 1
Show 00277-1625 HJ 1968 AB 234 37.0 1
Show 00277-1625 BU 1343 AC 135 77.1 1
Show 00289-1615 SLW 23 172 173.0 21
Show 00273-1557 CVR1045 78 4.4 29
Show 00278-1657 STN 2 273 6.0 33
Show 00298-1552 GWP 54 240 6.5 45
Show 00300-1657 CHM 2 146 31.5 47
Show 00304-1555 SKF2142 143 20.9 50
Show 00309-1643 UC 384 317 32.6 50
Show 00307-1545 HJ 1979 66 7.3 60
Show 00319-1610 SKF 112 357 3.9 63
Show 00251-1721 CBL 573 274 8.3 68
Show 00269-1517 HU 408 285 2.3 70
Show 00309-1725 RST4148 356 2.2 77
Show 00252-1509 CVR1039 95 4.3 85
Show 00225-1707 HU 406 Ba,Bb 272 1.2 86
Show 00315-1517 LDS5276 251 36.9 88
Show 00292-1750 HU 1203 193 2.0 88
Show 00256-1749 VOU 29 257 0.8 90
Show 00336-1656 J 1436 AB 111 6.2 92
Show 00336-1656 J 1436 AC 74 24.9 92
Show 00307-1746 GWP 56 227 54.8 92
Show 00308-1459 RST4147 132 0.9 97
Show 00210-1539 SLW 16 234 9.0 107
Show 00325-1753 SKF 224 59 4.4 113
Show 00290-1817 HJ 1974 159 23.9 115
Show 00205-1535 WIS 7 17 999.9 115
Show 00287-1425 HU 409 319 0.7 121
Show 00321-1813 B 1910 30 0.2 126
Show 00200-1729 B 1906 106 0.8 127
Show 00354-1731 LDS3182 AB 52 7.8 130
Show 00354-1731 LDS3182 BC 181 273.2 130
Show 00224-1432 HJ 1958 68 14.7 136
Show 00306-1837 BVD 12 314 143.7 140
Show 00234-1831 LDS3161 148 9.0 141
Show 00338-1822 UC 392 230 132.5 148
Show 00256-1849 HJ 1964 116 6.6 148
Show 00184-1516 WSP 26 144 15.4 151
Show 00362-1451 RST4152 53 0.5 155
Show 00333-1410 LDS3178 273 4.3 158
Show 00288-1902 ITF 157 268 4.3 158
Show 00376-1512 SKF 215 178 7.4 161
Show 00353-1825 HDS 78 275 1.3 163
Show 00351-1422 LDS3181 329 21.0 164
Show 00389-1704 ARA 139 123 15.9 167
Show 00160-1637 BWL 2 261 0.1 169
Show 00279-1914 ARA 516 262 10.1 170
Show 00302-1912 GWP 55 299 24.3 171
Show 00334-1856 CVR1046 290 4.9 173
Show 00313-1909 B 6 265 0.2 173

 
 
WDS 00277-1625 : COMPONENTS
 
 
  A Ab B
Ab pa=300.6°
sep=0.05"
 
B pa=233.0°
sep=35.98"
pa=232.9°
sep=35.96"
 
C pa=135.8°
sep=75.52"
pa=135.8°
sep=75.58"
pa=111.7°
sep=87.61"
 
 
00277-1625 A
 
 
Name HD 2394 Coord arcsec 2000 002740.29-162434.3 Mag 7.26 Spectral class F6V (yellow-white)
PmRA 207.00 PmDE 33.0 SAO 147286 HIP 2190
Tycho2 5840-01011-1 HD 2394 GC 538 BD BD-17 61
Tycho2
Tycho2 5840-01011-1 Pflag X RAmdeg DEmdeg
PmRA PmDE E RAmdeg E DEmdeg
E pmRA E pmDE EpRAm EpDEm
Num Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 7.761 E BTmag 0.015 VTmag 7.260
E VTmag 0.010 Prox 999 TYC T HIP 2190
CCDM RAdeg 6.91791389 DEdeg -16.40952139 EpRA 1990 1.67
EpDE 1990 1.63 E RAdeg 4.1 E DEdeg 4.4 Posflg
Corr -0.3
SAO
SAO 147286 DelFlag RA1950 PmRA1950 0.0133
DE1950 PmDE1950 0.036 Vmag 7.2 SpType F8
Double code Source 70 CatNum 538 DM BD-17 61
DMcomp BDsup HD 2394 M HD 0
GC 538 RA1950rad 0.10967986 DE1950rad -0.29123422 PmRA2000 0.0135
PmDE2000 0.032
Hipparcos
Catalog H HIP 2190 Proxy RAhms 00 27 40.29
DEdms -16 24 34.3 Vmag 7.2 VarFlag R Vmag G
RAdeg 6.91789 DEdeg -16.4095 AstroRef Plx 13.54
CCDM 00277-1625 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 2394 BD BD-17 61
CD CP Dm number -17 61 VIred 0.57
SpType F5/F6V R SpType Coord arcsec 2000 002740.29-162434.3
Hipparcos 2
HIP 2190 Sn 5 So 0 Nc 1
RArad 0.1207399782 DErad -0.2864002179 Plx 13.39 PmRA 197.93
PmDE 33.32 E RArad 0.63 E DErad 0.55 E Plx 0.85
E pmRA 0.96 E pmDE 0.6 Hpmag 7.3013 E Hpmag 0.0009
SHp 0.009 VA 0 BV 0.498 E BV 0.015
VI 0.57
CCDM
Ccdm 00277-1625 RComp Comp A Note1
Note2 Discov num DRAs -1.64 DDEs 26.0
R dRAs 10 Year Theta Rho
Obs 3 Vmag 7.3 Sp F8 PmNote *
PmRA 191 PmDE 36 Dm number -17 61 Cat1 BD
Name2 147286 Cat2 SAO HD 2394 M HD
ADS BDS A 366 M ADS BDS N IDS IDS 00226S1657A
HIC 2190
 
 
00277-1625 Ab
 
 
Coord arcsec 2000 002740.29-162434.3 Mag 8.72 Spectral class G1V (yellow) Calc delta mag 1.21
Calc coord yes
 
 
00277-1625 B
 
 
Coord arcsec 2000 002738.29-162456.0 Mag 10.03 PmRA -76.00 PmDE -142.0
Calc delta mag 2.52 Calc coord yes
CCDM
Ccdm 00277-1625 RComp Comp B Note1
Note2 Discov num HJ 1968 DRAs DDEs
R dRAs Year 1954 Theta 230 Rho 17.3
Obs 29 Vmag 9.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 366 M ADS BDS N N IDS IDS 00226S1657B
HIC 2189
 
 
00277-1625 C
 
 
Coord arcsec 2000 002743.95-162528.4 Mag 12.58 PmRA 8.00 PmDE -19.0
Calc delta mag 5.07 Calc coord yes
CCDM
Ccdm 00277-1625 RComp Comp C Note1
Note2 Discov num BU DRAs 2.43 DDEs -26.1
R dRAs 66 Year 1921 Theta 123 Rho 88.2
Obs 9 Vmag 11.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 366 M ADS BDS N N IDS IDS 00226S1657C
HIC