05272+1758 MCA 19 Aa,Ab
05h 27m 10.09s +17° 57' 44.0" P.A. 92.00 sep 0.1 mag 5.80,6.80 Sp B5V dist. 168.35 pc (549.16 l.y.)
Coord 2000 |
05272+1758 |
|
Discov num |
MCA 19 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
05 27 10.09 +17 57 44.0 |
|
Date first |
1979 |
|
Date last |
2021 |
|
Obs |
32 |
|
Pa first |
80 |
|
Pa last |
91.6 |
|
P.A. Now (θ) |
88° |
|
Sep first |
0.1 |
|
Sep last |
0.097 |
|
Sep. Now (ρ) |
0.107" |
|
Mag pri |
5.80 |
|
Mag sec |
6.80 |
|
delta mag (ΔM) |
1 |
|
Spectral class |
B5V (blue-white) |
|
Pri motion ra |
+008 |
|
Sec motion ra |
|
|
Pri motion dec |
-021 |
|
Sec motion dec |
|
|
Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
05272+1758 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
94554 |
05 27 10 +17 57 44 |
MCA 19 Aa,Ab |
2021 |
32 |
92 |
0.1 |
5.80 |
6.80 |
1.00 |
Y |
<=== |
Show |
115 Tau |
94554 |
05 27 10 +17 57 44 |
STT 107 AB |
2016 |
17 |
305 |
10.1 |
5.39 |
11.10 |
5.71 |
|
|
Show |
|
94554 |
05 27 10 +17 57 44 |
STT 107 AC |
2016 |
7 |
345 |
9.9 |
5.39 |
11.80 |
6.41 |
|
|
Show |
|
|
05 27 10 +17 57 50 |
STT 107 BC |
2015 |
7 |
57 |
7.0 |
11.10 |
11.80 |
0.70 |
|
|
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Taurus |
|
SAO |
94554 |
|
HIP |
25499 |
|
Tycho2 |
1300-02224-1 |
|
Gaia DR2 |
3400339253355935744 |
|
HD |
35671 |
|
HR |
1808 |
|
GC |
6714 |
|
ADS |
4038 |
|
BD |
BD+17 928 |
|
Flamsteed |
115 Tauri |
|
Flamsteed name |
115 Tau |
|
FK5 |
1148 |
|
Distance |
168.35 |
|
Distance ly |
549.16 |
|
ORBITAL ELEMENTS
Period (P) | 15.914y | ± 0.07 |
Periastron (T) | 2014.6y | ± 0.16 |
Semi-major axis (a) | 0.0757a | ± 0.0036 |
Eccentricity (e) | 0.806 | ± 0.083 |
Inclination (i) | 109.4° | ± 7.3 |
Longitude of periastron (ω) | 317.1° | ± 5.6 |
Node (Ω) | 251.9° | ± 1.7 |
Notes | n | |
Reference | Tok2020e | |
Equinox | | |
Last observation | | |
Grade | 2 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
161.3 |
0.020 |
2001 |
122.4 |
0.035 |
2002 |
108.5 |
0.052 |
2003 |
101.3 |
0.068 |
2004 |
96.7 |
0.081 |
2005 |
93.3 |
0.092 |
2006 |
90.6 |
0.101 |
2007 |
88.2 |
0.107 |
2008 |
86.1 |
0.110 |
2009 |
84.0 |
0.110 |
2010 |
81.9 |
0.107 |
2011 |
79.5 |
0.100 |
2012 |
76.6 |
0.088 |
2013 |
72.4 |
0.067 |
2014 |
61.0 |
0.031 |
2015 |
232.0 |
0.019 |
2016 |
155.8 |
0.021 |
2017 |
120.6 |
0.037 |
2018 |
107.7 |
0.054 |
2019 |
100.9 |
0.069 |
2020 |
96.4 |
0.082 |
2021 |
93.1 |
0.093 |
2022 |
90.4 |
0.101 |
2023 |
88.0 |
0.107 |
2024 |
85.9 |
0.110 |
2025 |
83.8 |
0.110 |
2026 |
81.7 |
0.107 |
2027 |
79.3 |
0.099 |
2028 |
76.4 |
0.086 |
2029 |
71.9 |
0.065 |
2030 |
58.2 |
0.026 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
WDS 05272+1758 MCA 19 Aa,Ab : NOTES
discov_num |
notes |
refcode |
MCA 19 |
115 Tau. A is an occultation binary which has been resolved by |
|
|
speckle interferometry. |
|
|
First detected as an occultation binary by Africano. |
Afr1978 |
|
1982.7551: All archival data for this system were reprocessed using |
|
|
more powerful algorithms than earlier available, resulting in four new |
|
|
unresolved measures as well as the new 1991 measurement. In addition, |
|
|
new rho and theta values have been determined for the observations |
McA1989 |
|
originally published from 1986.9-1988.3 (McAlister et al. 1989), |
McA1990 |
|
1988.7-1989.2 (McAlister et al. 1990), and 1990.3--1990.8 (Hartkopf |
Hrt1992b |
|
et al. 1992). A preliminary orbit gives a period of ~15.3 years and |
|
|
a semi-major axis of 0".080. |
Hrt1994 |
|
1988.2518: This date was incorrectly given as 1988.2490 in McAlister |
|
|
et al. (1989). |
McA1989 |
|
Aa,Ab: Malkov et al. (2012) derive dynamical, photometric, and |
|
|
spectroscopic masses 6.46 +/- 2.35, 8.01, and 4.79 Msun, respectively. |
Mlk2012 |
REFERENCES
refcode |
metd |
author |
reference |
Afr1978 |
O j |
Africano, J.L., Evans, D., Fekel, F., Smith, B., & Morgan, C. |
1978AJ.....83.1100A |
Afr1978 |
|
AJ 83, 1100, 1978 |
|
Hrt1992b |
Sc j |
Hartkopf, W.I., McAlister, H.A., & Franz, O.G. |
1992AJ....104..810H |
Hrt1992b |
|
AJ 104, 810, 1992 |
|
Hrt1994 |
Sc j |
Hartkopf, W.I., McAlister,H.A., Mason, B.D., Barry, D.J., Turner, N., & Fu, H.-H. |
1994AJ....108.2299H |
Hrt1994 |
|
AJ 108, 2299, 1994 |
|
McA1989 |
Sc j |
McAlister, H.A., Hartkopf, W.I., Sowell, J.R., Dombrowski, E.G., & Franz, O.G. |
1989AJ.....97..510M |
McA1989 |
|
AJ 97, 510, 1989 |
|
McA1990 |
Sc j |
McAlister, H.A., Hartkopf, & Franz, O.G. |
1990AJ.....99..965M |
McA1990 |
|
AJ 99, 965, 1990 |
|
Mlk2012 |
not - |
Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. |
2012A&A...546A..69M |
Mlk2012 |
|
A&A 546, A69, 2012 |
|
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 |
STT |
Struve, O. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
05272+1758 |
MCA 19 |
Aa,Ab |
2005 |
23 |
89 |
0.1 |
5.42 |
6.40 |
B5V |
NOD |
052710.09+175744.2 |
05272+1758 |
MCA 19 |
Aa,Ab |
2007 |
26 |
89 |
0.1 |
5.42 |
6.40 |
B5V |
NOD |
052710.09+175744.2 |
05272+1758 |
MCA 19 |
Aa,Ab |
2015 |
27 |
163 |
0.0 |
5.80 |
6.80 |
B5V |
NO |
052710.09+175744.0 |
05272+1758 |
MCA 19 |
Aa,Ab |
2017 |
28 |
104 |
0.1 |
5.80 |
6.80 |
B5V |
NO |
052710.09+175744.0 |
05272+1758 |
MCA 19 |
Aa,Ab |
2019 |
30 |
97 |
0.1 |
5.80 |
6.80 |
B5V |
NO |
052710.09+175744.0 |
05272+1758 |
MCA 19 |
Aa,Ab |
2020 |
31 |
94 |
0.1 |
5.80 |
6.80 |
B5V |
NO |
052710.09+175744.0 |
05272+1758 |
MCA 19 |
Aa,Ab |
2021 |
32 |
92 |
0.1 |
5.80 |
6.80 |
B5V |
NO |
052710.09+175744.0 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 05272+1758 MCA 19 Aa,Ab : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 05272+1758 MCA 19 Aa,Ab : MEASURES
No records found.
WDS 05272+1758 : VIRTUAL EYEPIECE
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
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|
WDS 05272+1758 : ALADIN DSS IMAGE @ 05h 27m 10.09s +17° 57' 44.0"
WDS 05272+1758 MCA 19 Aa,Ab : 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 |
|
05272+1758 |
MCA 19 |
Aa,Ab |
92 |
0.1 |
|
Show |
|
05272+1758 |
STT 107 |
AB |
305 |
10.1 |
|
Show |
|
05272+1758 |
STT 107 |
AC |
345 |
9.9 |
|
Show |
|
05272+1758 |
STT 107 |
BC |
57 |
7.0 |
1 |
Show |
|
05272+1806 |
TDS3195 |
|
62 |
0.4 |
9 |
Show |
|
05275+1830 |
A 2432 |
|
294 |
1.1 |
33 |
Show |
|
05247+1805 |
COU 571 |
AB |
183 |
4.3 |
36 |
Show |
|
05247+1805 |
COU 571 |
AC |
113 |
21.4 |
36 |
Show |
|
05293+1822 |
STT 108 |
AB |
131 |
3.2 |
40 |
Show |
|
05293+1822 |
OCC9103 |
Aa,Ab |
-1 |
0.0 |
40 |
Show |
|
05285+1834 |
OCC9102 |
|
-1 |
0.0 |
42 |
Show |
|
05297+1819 |
HJ 3274 |
|
107 |
5.3 |
43 |
Show |
|
05298+1825 |
BU 891 |
AB |
127 |
10.6 |
47 |
Show |
|
05298+1825 |
HJ 3275 |
AC |
21 |
56.1 |
47 |
Show |
|
05298+1825 |
A 2433 |
CD |
255 |
1.4 |
48 |
Show |
|
05239+1743 |
BPM 127 |
|
108 |
110.1 |
49 |
Show |
|
05278+1707 |
BPM 131 |
|
238 |
63.5 |
52 |
Show |
|
05244+1723 |
S 478 |
AB |
271 |
106.7 |
53 |
Show |
|
05244+1723 |
WNO 52 |
AC |
252 |
707.2 |
53 |
Show |
|
05275+1851 |
NSN 558 |
|
349 |
3.0 |
54 |
Show |
|
05290+1707 |
BPM 132 |
|
25 |
37.5 |
58 |
Show |
|
05237+1829 |
SKF2189 |
|
17 |
11.9 |
59 |
Show |
|
05236+1830 |
DAM1029 |
|
107 |
3.1 |
61 |
Show |
|
05249+1658 |
BPM 128 |
|
209 |
46.6 |
68 |
Show |
|
05318+1814 |
OCC9104 |
|
-1 |
0.1 |
69 |
Show |
|
05293+1902 |
LDS3660 |
|
50 |
18.6 |
72 |
Show |
|
05317+1720 |
BPM 133 |
|
98 |
52.4 |
75 |
Show |
|
05231+1845 |
COU 40 |
|
335 |
6.2 |
76 |
Show |
|
05242+1900 |
A 2431 |
|
83 |
3.3 |
76 |
Show |
|
05282+1643 |
DAM1065 |
|
38 |
8.0 |
77 |
Show |
|
05250+1912 |
UC 77 |
|
175 |
18.4 |
81 |
Show |
|
05285+1637 |
HEI 218 |
|
109 |
1.1 |
84 |
Show |
|
05330+1808 |
OCC9106 |
|
-1 |
0.1 |
85 |
Show |
|
05322+1703 |
OCC 999 |
Aa,Ab |
-1 |
0.1 |
91 |
Show |
|
05322+1703 |
STF 730 |
AB |
141 |
9.7 |
91 |
Show |
|
05244+1922 |
RAO 640 |
AB |
201 |
0.4 |
93 |
Show |
|
05244+1922 |
RAO 640 |
AC |
99 |
1.9 |
93 |
Show |
|
05326+1700 |
BPM 134 |
|
88 |
114.6 |
97 |
Show |
|
05217+1854 |
HDS 705 |
Aa,Ab |
28 |
0.2 |
97 |
Show |
|
05217+1854 |
KU 87 |
AB |
104 |
35.9 |
97 |
Show |
|
05212+1847 |
TDS3156 |
|
116 |
0.5 |
98 |
Show |
|
05336+1813 |
FYM 595 |
|
137 |
9.3 |
99 |
Show |
|
05339+1817 |
J 1902 |
|
142 |
4.7 |
99 |
Show |
|
05336+1848 |
J 246 |
|
333 |
4.3 |
105 |
Show |
|
05201+1728 |
OSW 79 |
|
125 |
114.1 |
105 |
Show |
|
05289+1944 |
GWP 682 |
|
11 |
12.6 |
109 |
Show |
|
05192+1826 |
SKF 852 |
|
246 |
31.2 |
117 |
Show |
|
05340+1904 |
BRT2326 |
|
273 |
2.9 |
118 |
Show |
|
05189+1757 |
J 2729 |
|
|
6.6 |
118 |
Show |
|
05350+1838 |
A 2354 |
|
311 |
0.5 |
119 |
Show |
|
05263+1958 |
SKF2194 |
|
118 |
10.0 |
121 |
|
|
WDS 05272+1758 : COMPONENTS
|
A |
Ab |
B |
Ab |
pa=91.7°
sep=0.09"
| |
B |
pa=305.5°
sep=10.16"
| pa=305.2°
sep=10.24"
| |
C |
pa=345.3°
sep=9.88"
| pa=344.8°
sep=9.91"
| pa=57.6°
sep=6.83"
|
05272+1758 A
Name |
115 Tau |
|
Coord arcsec 2000 |
052710.09+175744.0 |
|
Mag |
5.39 |
|
Spectral class |
B5V (blue-white) |
|
PmRA |
8.00 |
|
PmDE |
-21.0 |
|
SAO |
94554 |
|
HIP |
25499 |
|
Tycho2 |
1300-02224-1 |
|
HD |
35671 |
|
HR |
1808 |
|
GC |
6714 |
|
BD |
BD+17 928 |
|
Flamsteed |
115 Tauri |
|
Flamsteed name |
115 Tau |
|
FK5 |
1148 |
|
Tycho2 |
1300-02224-1 |
|
Pflag |
|
|
RAmdeg |
81.79205763 |
|
DEmdeg |
17.96221804 |
|
PmRA |
7.8 |
|
PmDE |
-20.3 |
|
E RAmdeg |
3 |
|
E DEmdeg |
4 |
|
E pmRA |
0.6 |
|
E pmDE |
0.6 |
|
EpRAm |
1991.22 |
|
EpDEm |
1990.41 |
|
Num |
28 |
|
Q RAmdeg |
0.7 |
|
Q DEmdeg |
1.0 |
|
Q pmRA |
0.7 |
|
Q pmDE |
1.0 |
|
BTmag |
5.280 |
|
E BTmag |
0.014 |
|
VTmag |
5.388 |
|
E VTmag |
0.009 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
25499 |
|
CCDM |
|
|
RAdeg |
81.79203861 |
|
DEdeg |
17.96226806 |
|
EpRA 1990 |
1.73 |
|
EpDE 1990 |
1.15 |
|
E RAdeg |
3.3 |
|
E DEdeg |
3.7 |
|
Posflg |
|
|
Corr |
-0.1 |
|
SAO |
94554 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.0004 |
|
DE1950 |
|
|
PmDE1950 |
-0.024 |
|
Vmag |
5.3 |
|
SpType |
B3 |
|
Double code |
|
|
Source |
74 |
|
CatNum |
1148 |
|
DM |
BD+17 928 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
35671 |
|
M HD |
0 |
|
GC |
6714 |
|
RA1950rad |
1.41480271 |
|
DE1950rad |
0.31277987 |
|
PmRA2000 |
0.0004 |
|
PmDE2000 |
-0.023 |
|
Catalog |
H |
|
HIP |
25499 |
|
Proxy |
|
|
RAhms |
05 27 10.09 |
|
DEdms |
+17 57 44.2 |
|
Vmag |
5.4 |
|
VarFlag |
|
|
R Vmag |
H |
|
RAdeg |
81.792 |
|
DEdeg |
17.9623 |
|
AstroRef |
|
|
Plx |
4.88 |
|
CCDM |
05272+1758 |
|
N CCDM |
I |
|
Nsys |
1 |
|
Ncomp |
1 |
|
MultFlag |
|
|
Source |
|
|
Qual |
S |
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
35671 |
|
BD |
BD+17 928 |
|
CD |
|
|
CP |
|
|
Dm number |
+17 928 |
|
VIred |
-0.08 |
|
SpType |
B5V |
|
R SpType |
|
|
Coord arcsec 2000 |
052710.09+175744.2 |
|
HIP |
25499 |
|
Sn |
5 |
|
So |
0 |
|
Nc |
1 |
|
RArad |
1.4275403417 |
|
DErad |
0.3135007111 |
|
Plx |
5.94 |
|
PmRA |
7.7 |
|
PmDE |
-20.54 |
|
E RArad |
0.32 |
|
E DErad |
0.2 |
|
E Plx |
0.34 |
|
E pmRA |
0.4 |
|
E pmDE |
0.21 |
|
Hpmag |
5.3743 |
|
E Hpmag |
0.0006 |
|
SHp |
0.004 |
|
VA |
0 |
|
BV |
-0.09 |
|
E BV |
0.003 |
|
VI |
-0.07 |
|
Ccdm |
05272+1758 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
-1.91 |
|
DDEs |
-16.3 |
|
R dRAs |
10 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
3 |
|
Vmag |
5.3 |
|
Sp |
B3 |
|
PmNote |
* |
|
PmRA |
6 |
|
PmDE |
-24 |
|
Dm number |
+17 928 |
|
Cat1 |
BD |
|
Name2 |
+17 489 |
|
Cat2 |
AGK2/3 |
|
HD |
35671 |
|
M HD |
|
|
ADS BDS |
A 4038 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
05213N1753A |
|
HIC |
25499 |
|
05272+1758 Ab
Coord arcsec 2000 |
052710.10+175744.0 |
|
Mag |
6.8 |
|
Calc delta mag |
1 |
|
Calc coord |
yes |
|
05272+1758 B
Coord arcsec 2000 |
052709.51+175749.9 |
|
Coord calc |
052709.51+175749.9 |
|
Mag |
11.1 |
|
Spectral class |
F8V (yellow-white) |
|
PmRA |
13.00 |
|
PmDE |
-14.0 |
|
Calc delta mag |
5.3 |
|
Ccdm |
05272+1758 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
STT 107 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
1849 |
|
Theta |
306 |
|
Rho |
10.1 |
|
Obs |
6 |
|
Vmag |
10.1 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
A 4038 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
05213N1753B |
|
HIC |
25499 |
|
05272+1758 C
Coord arcsec 2000 |
052709.91+175753.6 |
|
Mag |
11.8 |
|
Calc delta mag |
6 |
|
Calc coord |
yes |
|
Ccdm |
05272+1758 |
|
RComp |
|
|
Comp |
C |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
STT 107 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
1899 |
|
Theta |
341 |
|
Rho |
9.8 |
|
Obs |
2 |
|
Vmag |
11.8 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
A 4038 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
05213N1753C |
|
HIC |
25499 |
|