16175+7545 LDS 1844 (Eta UMi)
16h 17m 30.28s +75° 45' 19.1" P.A. 125.00 sep 228.3 mag 4.96,15.31 Sp F5V dist. 29.74 pc (97.01 l.y.)
| Coord 2000 |
16175+7545 |
|
Discov num |
LDS1844 |
|
Comp |
|
|
Coord arcsec 2000 |
16 17 30.28 +75 45 19.1 |
|
| Date first |
1966 |
|
Date last |
2015 |
|
Obs |
18 |
|
| Pa first |
125 |
|
Pa last |
124.9 |
|
P.A. Now (θ) |
124.9° |
|
| Sep first |
227.0 |
|
Sep last |
228.322 |
|
Sep. Now (ρ) |
228.322" |
|
| Mag pri |
4.96 |
|
Mag sec |
15.31 |
|
delta mag (ΔM) |
10.35 |
|
Spectral class |
F5V (yellow-white) |
|
| Pri motion ra |
-090 |
|
Sec motion ra |
-083 |
|
| Pri motion dec |
+258 |
|
Sec motion dec |
+257 |
|
| Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.026 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
Eta UMi |
|
Constellation |
Ursa Minor |
|
SAO |
8470 |
|
HIP |
79822 |
|
| Tycho2 |
4567-01764-1 |
|
Gaia DR2 |
1704062466923822336 |
|
HD |
148048 |
|
HR |
6116 |
|
| GC |
21999 |
|
GL |
NN 3950A |
|
BD |
BD+76 596 |
|
Bayer |
Eta Ursae Minoris |
|
| Bayer name |
Eta UMi |
|
Flamsteed |
21 Ursae Minoris |
|
Flamsteed name |
21 UMi |
|
FK5 |
612 |
|
| Distance |
29.74 |
|
Distance ly |
97.01 |
|
Bayer greek |
η UMi |
|
