03187+4702 STF 371 (HD 20400)
03h 18m 40.61s +47° 01' 31.6" P.A. 89.00 sep 3.2 mag 8.50,10.55 Sp F0 dist. 179.21 pc (584.58 l.y.)
Coord 2000 |
03187+4702 |
|
Discov num |
STF 371 |
|
Comp |
|
|
Coord arcsec 2000 |
03 18 40.61 +47 01 31.6 |
|
Date first |
1831 |
|
Date last |
2016 |
|
Obs |
29 |
|
Pa first |
75 |
|
Pa last |
88.9 |
|
P.A. Now (θ) |
88.9° |
|
Sep first |
3.4 |
|
Sep last |
3.21 |
|
Sep. Now (ρ) |
3.21" |
|
Mag pri |
8.50 |
|
Mag sec |
10.55 |
|
delta mag (ΔM) |
2.05 |
|
Spectral class |
F0 (yellow-white) |
|
Pri motion ra |
+021 |
|
Sec motion ra |
+033 |
|
Pri motion dec |
-036 |
|
Sec motion dec |
-037 |
|
Notes |
|
|
rPM=0.243 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 20400 |
|
Constellation |
Perseus |
|
SAO |
38712 |
|
HIP |
15410 |
|
Tycho2 |
3315-02247-1 |
|
Gaia DR2 |
435187084531940352 |
|
HD |
20400 |
|
GC |
3937 |
|
BD |
BD+46 727 |
|
Distance |
179.21 |
|
Distance ly |
584.58 |
|