10084+1158 STFB 6 AB (Regulus)
10h 08m 22.31s +11° 58' 01.9" P.A. 304.00 sep 179.2 mag 1.40,8.24 Sp B7V dist. 24.31 pc (79.3 l.y.)
Coord 2000 |
10084+1158 |
|
Discov num |
STFB 6 |
|
Comp |
AB |
|
Coord arcsec 2000 |
10 08 22.31 +11 58 01.9 |
|
Date first |
1779 |
|
Date last |
2019 |
|
Obs |
67 |
|
Pa first |
307 |
|
Pa last |
303.5 |
|
P.A. Now (θ) |
303.5° |
|
Sep first |
168.3 |
|
Sep last |
179.225 |
|
Sep. Now (ρ) |
179.225" |
|
Mag pri |
1.40 |
|
Mag sec |
8.24 |
|
delta mag (ΔM) |
6.84 |
|
Spectral class |
B7V (blue-white) |
|
Pri motion ra |
-249 |
|
Sec motion ra |
-254 |
|
Pri motion dec |
+006 |
|
Sec motion dec |
+008 |
|
Notes |
N
T
(See Notes, Parallax indicates physical) |
|
rPM=0.021 (< 0.3, Physical double)
This double is physical.
10084+1158 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
Regulus |
98967 |
10 08 22 +11 58 02 |
STFB 6 AB |
2019 |
67 |
304 |
179.2 |
1.40 |
8.24 |
6.84 |
|
<=== |
Show |
|
98967 |
10 08 22 +11 58 02 |
HDO 127 AD |
2015 |
7 |
274 |
195.3 |
1.40 |
12.10 |
10.70 |
|
|
Show |
|
98966 |
10 08 13 +11 59 49 |
HDO 127 BC |
2019 |
20 |
94 |
2.2 |
8.24 |
13.20 |
4.96 |
|
|
Show |
|
98966 |
10 08 13 +11 59 49 |
HDO 127 BD |
2015 |
10 |
211 |
109.1 |
8.24 |
12.10 |
3.86 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Common name |
Regulus |
|
Var name |
NSV4750 Leo |
|
Constellation |
Leo |
|
SAO |
98967 |
|
HIP |
49669 |
|
Tycho2 |
0833-01381-1 |
|
HD |
87901 |
|
HR |
3982 |
|
GC |
13926 |
|
ADS |
7654 |
|
BD |
BD+12 2149 |
|
Bayer |
Alpha Leonis |
|
Bayer name |
Alp Leo |
|
Flamsteed |
32 Leonis |
|
Flamsteed name |
32 Leo |
|
FK5 |
380 |
|
Distance |
24.31 |
|
Distance ly |
79.3 |
|
Bayer greek |
α Leo |
|
Other names |
Qalb al-Asad, Cor Leonis, Al Kalb al asad, Kabeleced, Kabelaced, Regolo |
|
Meaning |
prince, little king |
|
WDS 10084+1158 STFB 6 AB (Regulus) : NOTES
discov_num |
notes |
refcode |
STFB 6 |
alp Leo = 32 Leo = Regulus. LDS 913. |
|
|
Intensity Interferometer Limb-darkened diameter 1.37 +/- 0.06 mas. |
HBr1974 |
|
CHARA Array major, minor axis diameter : 1.65, 1.25 +/- 0.02 mas, |
CIA2005 |
|
polar radius = 3.14 +/- 0.06 \rsun, T = 15400 +/- 1400 K. |
|
|
equatorial radius = 4.16 +/- 0.08 \rsun, T = 10314 +/- 1000 K. |
|
|
mean T = 12901 +/- 500 K, M = 3.4 +/- 0.2 \msun, L = 347 +/- 36 \lsun. |
|
|
NPOI Limb-darkened diameter 1.664 +/- 0.037 mas, Sp = B6IV, |
NOI2018 |
|
R = 4.35 +/- 0.10 \rsun, Teff = 11668 +/-195 K, |
|
|
L = 316.2 +/-16.7 \lsun, M = 3.57 +/- 0.04 \msun, |
|
|
Age = 0.16 +/- 0.01 Gyr. |
|
|
AB: H 6 11. |
MEv2010 |
REFERENCES
refcode |
metd |
author |
reference |
CIA2005 |
not j |
McAlister, H.A., ten Brummelaar, T.A., Gies, D.R., Huang, W., Bagnuolo, Jr., W.G., |
2005ApJ...628..439M |
CIA2005 |
|
Shure, M.A., Sturmann, J., Sturmann, L., Turner, N.H., Taylor, S.F., Berger, D.H., |
. |
CIA2005 |
|
Baines, E.K., Grundstrom, E. & Ogden, C. |
. |
CIA2005 |
|
ApJ 628, 439, 2005 |
. |
HBr1974 |
- |
Hanbury Brown, R., Davis, J., & Allen, L.R. |
1974MNRAS.167..121H |
HBr1974 |
|
MNRAS 167, 121, 1974 |
|
MEv2010 |
- |
MacEvoy, B. |
................... |
MEv2010 |
|
private communication, 2010 (see http://www.handprint.com/ASTRO/index.html) |
|
NOI2018 |
not j |
Baines, E.K., Armstrong, J.T., Schmitt, H.R., Zavala, R.T., Benson, J.A., Hutter, |
2018AJ....155...30B |
NOI2018 |
|
D.J., Tycner, C. & van Belle, G.T. |
|
NOI2018 |
|
AJ 155, 30, 2018 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
HDO |
Harvard Obs. |
10 |
STF |
Struve, F.G.W. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
10084+1158 |
STFB 6 |
AB |
2007 |
48 |
308 |
175.0 |
1.40 |
8.24 |
B7V |
N DV |
100822.31+115801.9 |
10084+1158 |
STFB 6 |
AB |
2009 |
52 |
308 |
175.8 |
1.40 |
8.24 |
B7V |
N DV |
100822.31+115801.9 |
10084+1158 |
STFB 6 |
AB |
2010 |
55 |
308 |
175.1 |
1.40 |
8.24 |
B7V |
NVD |
100822.31+115801.9 |
10084+1158 |
STFB 6 |
AB |
2011 |
57 |
308 |
174.1 |
1.40 |
8.24 |
B7V |
NVD |
100822.31+115801.9 |
10084+1158 |
STFB 6 |
AB |
2012 |
58 |
308 |
174.3 |
1.40 |
8.24 |
B7V |
NVD |
100822.31+115801.9 |
10084+1158 |
STFB 6 |
AB |
2015 |
62 |
307 |
175.1 |
1.40 |
8.24 |
B7V |
NVD |
100822.31+115801.9 |
10084+1158 |
STFB 6 |
AB |
2016 |
65 |
308 |
175.5 |
1.40 |
8.24 |
B7V |
NV |
100822.31+115801.9 |
10084+1158 |
STFB 6 |
AB |
2019 |
66 |
304 |
179.2 |
1.40 |
8.24 |
B7V |
NV |
100822.31+115801.9 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 10084+1158 STFB 6 AB (Regulus) : VISUAL OBSERVATIONS REPORTS
WDS 10084+1158 STFB 6 AB (Regulus) : MEASURES
Records found: 1
WDS 10084+1158 (Regulus) : VIRTUAL EYEPIECE
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
|
|
WDS 10084+1158 (Regulus) : ALADIN DSS IMAGE @ 10h 08m 22.31s +11° 58' 01.9"
WDS 10084+1158 STFB 6 AB (Regulus) : 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 |
Regulus |
10084+1158 |
STFB 6 |
AB |
304 |
179.2 |
|
Show |
Regulus |
10084+1158 |
HDO 127 |
AD |
274 |
195.3 |
|
Show |
|
10084+1158 |
HDO 127 |
BC |
94 |
2.2 |
3 |
Show |
|
10084+1158 |
HDO 127 |
BD |
211 |
109.1 |
3 |
Show |
|
10080+1201 |
DAM2032 |
|
178 |
4.4 |
6 |
Show |
|
10086+1205 |
DAM2042 |
|
259 |
6.5 |
8 |
Show |
|
10085+1206 |
BRT1267 |
|
|
3.8 |
9 |
Show |
|
10096+1212 |
DAM2072 |
|
136 |
2.5 |
24 |
Show |
|
10071+1214 |
OSW 52 |
|
236 |
67.1 |
25 |
Show |
|
10083+1131 |
TDS7052 |
|
294 |
2.3 |
28 |
Show |
|
10102+1217 |
HEI 354 |
|
230 |
4.0 |
33 |
Show |
|
10106+1204 |
LDS3960 |
|
47 |
7.6 |
33 |
Show |
|
10095+1229 |
DAM2070 |
|
13 |
6.8 |
35 |
Show |
|
10093+1122 |
GWP1303 |
|
64 |
16.5 |
39 |
Show |
|
10115+1148 |
DAM2110 |
|
70 |
9.9 |
47 |
Show |
|
10123+1143 |
J 2074 |
AB |
12 |
2.2 |
63 |
Show |
|
10123+1143 |
J 2074 |
AC |
207 |
28.8 |
63 |
Show |
|
10114+1246 |
SLW 443 |
|
100 |
100.8 |
66 |
Show |
|
10130+1151 |
DAM2140 |
|
208 |
5.0 |
69 |
Show |
|
10132+1147 |
HEI 355 |
|
205 |
0.3 |
72 |
Show |
|
10040+1116 |
HJ 2519 |
|
38 |
17.2 |
77 |
Show |
|
10135+1136 |
GOM 10 |
|
310 |
12.9 |
79 |
Show |
|
10143+1207 |
HDS1474 |
|
296 |
0.9 |
89 |
Show |
|
10116+1321 |
HU 874 |
|
291 |
0.1 |
97 |
Show |
|
10037+1049 |
UC 147 |
|
85 |
37.6 |
98 |
Show |
|
10110+1328 |
AHD 36 |
|
118 |
14.7 |
99 |
Show |
|
10152+1153 |
HU 1254 |
AB |
15 |
0.6 |
100 |
Show |
|
10152+1153 |
DAM2188 |
AB,C |
135 |
17.3 |
100 |
Show |
|
10138+1056 |
DAM2155 |
|
281 |
8.0 |
101 |
Show |
|
10081+1016 |
UC 1881 |
|
18 |
44.3 |
103 |
Show |
|
10034+1045 |
UC 146 |
|
162 |
18.6 |
104 |
Show |
|
10138+1051 |
OCC 598 |
|
-1 |
0.1 |
105 |
Show |
|
10160+1200 |
HJ 156 |
BC |
355 |
29.7 |
114 |
Show |
|
10160+1200 |
HJ 156 |
AB |
225 |
18.6 |
114 |
Show |
|
10160+1200 |
ABH 74 |
AD |
210 |
62.4 |
114 |
Show |
|
10160+1200 |
HJ 156 |
AC |
316 |
22.9 |
114 |
Show |
|
10150+1300 |
SLW 451 |
|
176 |
152.3 |
115 |
Show |
|
10160+1123 |
GWP1333 |
|
212 |
9.6 |
117 |
Show |
|
10113+1001 |
BU 1425 |
FG |
183 |
67.2 |
118 |
Show |
|
10079+1000 |
GAN 5 |
|
41 |
8.2 |
119 |
Show |
|
10166+1155 |
LAS 15 |
|
319 |
4.1 |
122 |
Show |
|
10088+1401 |
BPMA 40 |
|
294 |
231.5 |
124 |
Show |
|
10113+1001 |
BU 1425 |
AC |
203 |
339.8 |
125 |
Show |
|
10113+1001 |
BU 1425 |
CD |
233 |
134.0 |
130 |
Show |
|
10113+1001 |
BU 1425 |
DE |
196 |
152.5 |
130 |
Show |
|
10113+0956 |
SMH 14 |
|
4 |
7.6 |
130 |
Show |
|
10028+1339 |
SLW 426 |
|
172 |
22.8 |
131 |
Show |
|
10022+1334 |
GRV 808 |
|
70 |
34.6 |
132 |
Show |
|
10173+1210 |
J 1126 |
|
307 |
2.3 |
133 |
Show |
|
10174+1239 |
CVR 555 |
|
108 |
12.1 |
139 |
Show |
|
10028+1006 |
CBL 298 |
|
314 |
69.9 |
139 |
|
|
WDS 10084+1158 : COMPONENTS
|
A |
B |
C |
B |
pa=307.5°
sep=176.02"
| |
C |
pa=307.9°
sep=174.24"
| pa=94.2°
sep=2.14"
| |
D |
pa=274.4°
sep=191.08"
| pa=208.8°
sep=105.50"
| pa=209.8°
sep=106.41"
|
10084+1158 A
Common name |
Regulus |
|
Meaning |
prince, little king |
|
Other names |
Qalb al-Asad, Cor Leonis, Al Kalb al asad, Kabeleced, Kabelaced, Regolo |
|
Coord arcsec 2000 |
100822.31+115801.9 |
|
Mag |
1.4 |
|
Spectral class |
B7V (blue-white) |
|
PmRA |
-249.00 |
|
PmDE |
6.0 |
|
SAO |
98967 |
|
HIP |
49669 |
|
Tycho2 |
0833-01381-1 |
|
HD |
87901 |
|
HR |
3982 |
|
GC |
13926 |
|
BD |
BD+12 2149 |
|
Bayer |
Alpha Leonis |
|
Bayer name |
Alp Leo |
|
Flamsteed |
32 Leonis |
|
Flamsteed name |
32 Leo |
|
FK5 |
380 |
|
SAO |
98967 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
-0.017 |
|
DE1950 |
|
|
PmDE1950 |
0.003 |
|
Vmag |
1.3 |
|
SpType |
B8 |
|
Double code |
|
|
Source |
74 |
|
CatNum |
380 |
|
DM |
BD+12 2149 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
87901 |
|
M HD |
0 |
|
GC |
13926 |
|
RA1950rad |
2.64291187 |
|
DE1950rad |
0.21314611 |
|
PmRA2000 |
-0.0169 |
|
PmDE2000 |
0.008 |
|
Catalog |
H |
|
HIP |
49669 |
|
Proxy |
|
|
RAhms |
10 08 22.46 |
|
DEdms |
+11 58 01.9 |
|
Vmag |
1.36 |
|
VarFlag |
|
|
R Vmag |
G |
|
RAdeg |
152.094 |
|
DEdeg |
11.9672 |
|
AstroRef |
|
|
Plx |
42.09 |
|
CCDM |
10083+1159 |
|
N CCDM |
I |
|
Nsys |
1 |
|
Ncomp |
1 |
|
MultFlag |
|
|
Source |
|
|
Qual |
|
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
87901 |
|
BD |
BD+12 2149 |
|
CD |
|
|
CP |
|
|
Dm number |
+12 2149 |
|
VIred |
-0.1 |
|
SpType |
B7V |
|
R SpType |
|
|
Coord arcsec 2000 |
100822.46+115801.9 |
|
HIP |
49669 |
|
Sn |
5 |
|
So |
0 |
|
Nc |
1 |
|
RArad |
2.6545337495 |
|
DErad |
0.2088669583 |
|
Plx |
41.13 |
|
PmRA |
-248.73 |
|
PmDE |
5.59 |
|
E RArad |
0.32 |
|
E DErad |
0.21 |
|
E Plx |
0.35 |
|
E pmRA |
0.35 |
|
E pmDE |
0.21 |
|
Hpmag |
1.3232 |
|
E Hpmag |
0.0006 |
|
SHp |
0.005 |
|
VA |
0 |
|
BV |
-0.087 |
|
E BV |
0.015 |
|
VI |
-0.1 |
|
10084+1158 B
Coord arcsec 2000 |
100812.79+115949.0 |
|
Coord calc |
100812.79+115949.0 |
|
Mag |
8.24 |
|
Spectral class |
K2V (yellow-orange) |
|
PmRA |
-254.00 |
|
PmDE |
8.0 |
|
SAO |
98966 |
|
Tycho2 |
0833-00134-1 |
|
HD |
87884 |
|
GC |
13922 |
|
DM |
BD+12 2147 |
|
Calc delta mag |
6.84 |
|
Tycho2 |
0833-00134-1 |
|
Pflag |
|
|
RAmdeg |
152.05333022 |
|
DEmdeg |
11.99696755 |
|
PmRA |
-241.1 |
|
PmDE |
12.2 |
|
E RAmdeg |
7 |
|
E DEmdeg |
9 |
|
E pmRA |
0.9 |
|
E pmDE |
1.0 |
|
EpRAm |
1990.84 |
|
EpDEm |
1989.88 |
|
Num |
15 |
|
Q RAmdeg |
2.3 |
|
Q DEmdeg |
1.1 |
|
Q pmRA |
2.3 |
|
Q pmDE |
1.1 |
|
BTmag |
9.259 |
|
E BTmag |
0.020 |
|
VTmag |
8.243 |
|
E VTmag |
0.013 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
|
|
CCDM |
|
|
RAdeg |
152.05388583 |
|
DEdeg |
11.99694000 |
|
EpRA 1990 |
1.86 |
|
EpDE 1990 |
1.53 |
|
E RAdeg |
7.0 |
|
E DEdeg |
8.8 |
|
Posflg |
|
|
Corr |
0.0 |
|
SAO |
98966 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
-0.016 |
|
DE1950 |
|
|
PmDE1950 |
0 |
|
Vmag |
7.6 |
|
SpType |
G |
|
Double code |
|
|
Source |
70 |
|
CatNum |
13922 |
|
DM |
BD+12 2147 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
87884 |
|
M HD |
0 |
|
GC |
13922 |
|
RA1950rad |
2.6422175 |
|
DE1950rad |
0.21366127 |
|
PmRA2000 |
-0.0159 |
|
PmDE2000 |
0.005 |
|
10084+1158 C
Coord arcsec 2000 |
100812.94+115948.8 |
|
Mag |
13.2 |
|
PmRA |
-225.00 |
|
PmDE |
9.0 |
|
Calc delta mag |
11.8 |
|
Calc coord |
yes |
|
10084+1158 D
Coord arcsec 2000 |
100809.33+115816.5 |
|
Mag |
12.1 |
|
PmRA |
-23.00 |
|
PmDE |
-16.0 |
|
Calc delta mag |
10.7 |
|
Calc coord |
yes |
|