17322+8635 DRS 59 (Yildun)
17h 32m 12.90s +86° 35' 10.8" P.A. 67.00 sep 4.5 mag 4.26,11.80 Sp A1Vn dist. 52.77 pc (172.14 l.y.)
Coord 2000 |
17322+8635 |
|
Discov num |
DRS 59 |
|
Comp |
|
|
Coord arcsec 2000 |
17 32 12.90 +86 35 10.8 |
|
Date first |
2009 |
|
Date last |
2009 |
|
Obs |
1 |
|
Pa first |
67 |
|
Pa last |
67.3 |
|
P.A. Now (θ) |
67.3° |
|
Sep first |
4.5 |
|
Sep last |
4.5 |
|
Sep. Now (ρ) |
4.5" |
|
Mag pri |
4.26 |
|
Mag sec |
11.80 |
|
delta mag (ΔM) |
7.54 |
|
Spectral class |
A1Vn (white) |
|
Pri motion ra |
+011 |
|
Sec motion ra |
|
|
Pri motion dec |
+054 |
|
Sec motion dec |
|
|
Notes |
N
K
(See Notes, K-band or other infrared magnitudes) |
|
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Common name |
Yildun |
|
Constellation |
Ursa Minor |
|
SAO |
2937 |
|
HIP |
85822 |
|
Tycho2 |
4655-01053-1 |
|
Gaia DR2 |
1724851173788449536 |
|
HD |
166205 |
|
HR |
6789 |
|
GC |
24236 |
|
BD |
BD+86 269 |
|
Bayer |
Delta Ursae Minoris |
|
Bayer name |
Del UMi |
|
Flamsteed |
23 Ursae Minoris |
|
Flamsteed name |
23 UMi |
|
FK5 |
913 |
|
Distance |
52.77 |
|
Distance ly |
172.14 |
|
Bayer greek |
δ UMi |
|