09256+5401 STF 1346 AB (21 UMa)
09h 25m 37.88s +54° 00' 57.5" P.A. 315.00 sep 5.8 mag 7.69,8.59 Sp A2V dist. 196.08 pc (639.61 l.y.)
Coord 2000 |
09256+5401 |
|
Discov num |
STF1346 |
|
Comp |
AB |
|
Coord arcsec 2000 |
09 25 37.88 +54 00 57.5 |
|
Date first |
1822 |
|
Date last |
2018 |
|
Obs |
67 |
|
Pa first |
309 |
|
Pa last |
314.8 |
|
P.A. Now (θ) |
314.8° |
|
Sep first |
6.5 |
|
Sep last |
5.75 |
|
Sep. Now (ρ) |
5.75" |
|
Mag pri |
7.69 |
|
Mag sec |
8.59 |
|
delta mag (ΔM) |
0.9 |
|
Spectral class |
A2V (white) |
|
Pri motion ra |
-035 |
|
Sec motion ra |
-038 |
|
Pri motion dec |
-022 |
|
Sec motion dec |
-023 |
|
Notes |
N
(See Notes) |
|
rPM=0.071 (< 0.3, Physical double)
This double is physical.
09256+5401 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
21 UMa |
27249 |
09 25 38 +54 00 58 |
STF 1346 AB |
2018 |
67 |
315 |
5.8 |
7.69 |
8.59 |
0.90 |
|
<=== |
Show |
|
|
09 25 37 +54 01 01 |
STF 1346 BC |
2015 |
7 |
188 |
93.9 |
8.59 |
11.80 |
3.21 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
21 UMa |
|
Constellation |
Ursa Major |
|
SAO |
27249 |
|
HIP |
46239 |
|
Tycho2 |
3806-01555-1 |
|
Gaia DR2 |
1023042488145841408 |
|
HD |
81104 |
|
GC |
12980 |
|
BD |
BD+54 1299 |
|
Flamsteed |
21 Ursae Majoris |
|
Flamsteed name |
21 UMa |
|
Distance |
196.08 |
|
Distance ly |
639.61 |
|