13407+1957 STF 1772 AB (1 Boo)
13h 40m 40.50s +19° 57' 20.4" P.A. 133.00 sep 4.4 mag 5.76,9.60 Sp A1V dist. 100.6 pc (328.16 l.y.)
Coord 2000 |
13407+1957 |
|
Discov num |
STF1772 |
|
Comp |
AB |
|
Coord arcsec 2000 |
13 40 40.50 +19 57 20.4 |
|
Date first |
1827 |
|
Date last |
2019 |
|
Obs |
127 |
|
Pa first |
140 |
|
Pa last |
132.5 |
|
P.A. Now (θ) |
132.5° |
|
Sep first |
6.0 |
|
Sep last |
4.42 |
|
Sep. Now (ρ) |
4.42" |
|
Mag pri |
5.76 |
|
Mag sec |
9.60 |
|
delta mag (ΔM) |
3.84 |
|
Spectral class |
A1V (white) |
|
Pri motion ra |
-054 |
|
Sec motion ra |
-047 |
|
Pri motion dec |
+023 |
|
Sec motion dec |
+023 |
|
Notes |
N
(See Notes) |
|
rPM=0.119 (< 0.3, Physical double)
This double is physical.
13407+1957 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
1 Boo |
82942 |
13 40 40 +19 57 20 |
STF 1772 AB |
2019 |
127 |
133 |
4.4 |
5.76 |
9.60 |
3.84 |
|
<=== |
Show |
|
82942 |
13 40 40 +19 57 20 |
STF 1772 AC |
2020 |
11 |
26 |
86.7 |
5.76 |
12.23 |
6.47 |
|
|
Show |
|
82942 |
13 40 40 +19 57 20 |
STF 1772 AD |
2020 |
22 |
1 |
208.7 |
5.76 |
7.38 |
1.62 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
1 Boo |
|
Constellation |
Bootes |
|
SAO |
82942 |
|
HIP |
66727 |
|
Tycho2 |
1462-00202-1 |
|
Gaia DR2 |
1249218214732128640 |
|
HD |
119055 |
|
HR |
5144 |
|
GC |
18485 |
|
ADS |
8991 |
|
BD |
BD+20 2858 |
|
Flamsteed |
1 Bootis |
|
Flamsteed name |
1 Boo |
|
Distance |
100.6 |
|
Distance ly |
328.16 |
|