11279+0251 STFA 19 AD
11h 27m 56.23s +02° 51' 22.5" P.A. 92.00 sep 761.5 mag 5.05,9.51 Sp G7.5IIIa dist. 172.41 pc (562.4 l.y.)
Coord 2000 |
11279+0251 |
|
Discov num |
STFA 19 |
|
Comp |
AD |
|
Coord arcsec 2000 |
11 27 56.23 +02 51 22.5 |
|
Date first |
1875 |
|
Date last |
2019 |
|
Obs |
11 |
|
Pa first |
92 |
|
Pa last |
92.1 |
|
P.A. Now (θ) |
92.1° |
|
Sep first |
766.5 |
|
Sep last |
761.5 |
|
Sep. Now (ρ) |
761.5" |
|
Mag pri |
5.05 |
|
Mag sec |
9.51 |
|
delta mag (ΔM) |
4.46 |
|
Spectral class |
G7.5IIIa (yellow) |
|
Pri motion ra |
+016 |
|
Sec motion ra |
-005 |
|
Pri motion dec |
-010 |
|
Sec motion dec |
-018 |
|
Notes |
N
(See Notes) |
|
rPM=1.191
This double is not physical.
11279+0251 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
Tau Leo |
118875 |
11 27 56 +02 51 22 |
STFA 19 AB |
2019 |
77 |
181 |
89.2 |
5.05 |
7.47 |
2.42 |
|
|
Show |
|
118875 |
11 27 56 +02 51 22 |
STFA 19 AD |
2019 |
11 |
92 |
761.5 |
5.05 |
9.51 |
4.46 |
|
<=== |
Show |
|
118876 |
11 27 56 +02 49 54 |
STFA 19 BC |
2019 |
8 |
234 |
102.4 |
7.47 |
14.48 |
7.01 |
|
|
Show |
|
118876 |
11 27 56 +02 49 54 |
STFA 19 BD |
2019 |
9 |
86 |
767.5 |
7.47 |
9.51 |
2.04 |
|
|
Show |
|
|
11 27 51 +02 48 48 |
BUP 9002 CE |
2015 |
14 |
192 |
9.2 |
14.48 |
14.22 |
0.26 |
|
|
Quintuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Leo |
|
SAO |
118875 |
|
HIP |
55945 |
|
Tycho2 |
0267-01193-1 |
|
Gaia DR2 |
3812336190247422336 |
|
HD |
99648 |
|
HR |
4418 |
|
GC |
15729 |
|
BD |
BD+03 2504 |
|
Bayer |
Tau Leonis |
|
Bayer name |
Tau Leo |
|
Flamsteed |
84 Leonis |
|
Flamsteed name |
84 Leo |
|
FK5 |
1297 |
|
Distance |
172.41 |
|
Distance ly |
562.4 |
|
Bayer greek |
τ Leo |
|