19207+6543 DRS 18 (Pi Dra)
19h 20m 40.09s +65° 42' 52.3" P.A. 17.00 sep 13.1 mag 4.58,13.20 Sp A2III dist. 70.18 pc (228.93 l.y.)
| Coord 2000 |
19207+6543 |
|
Discov num |
DRS 18 |
|
Comp |
|
|
Coord arcsec 2000 |
19 20 40.09 +65 42 52.3 |
|
| Date first |
2008 |
|
Date last |
2015 |
|
Obs |
2 |
|
| Pa first |
17 |
|
Pa last |
16.7 |
|
P.A. Now (θ) |
16.7° |
|
| Sep first |
13.1 |
|
Sep last |
13.1 |
|
Sep. Now (ρ) |
13.1" |
|
| Mag pri |
4.58 |
|
Mag sec |
13.20 |
|
delta mag (ΔM) |
8.62 |
|
Spectral class |
A2III (white) |
|
| Pri motion ra |
+015 |
|
Sec motion ra |
|
|
| Pri motion dec |
+041 |
|
Sec motion dec |
|
|
| Notes |
K
(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
| Name |
Pi Dra |
|
Constellation |
Draco |
|
SAO |
18299 |
|
HIP |
95081 |
|
| Tycho2 |
4229-01852-1 |
|
Gaia DR2 |
2254697512160109184 |
|
HD |
182564 |
|
HR |
7371 |
|
| GC |
26735 |
|
BD |
BD+65 1345 |
|
Bayer |
Pi Draconis |
|
Bayer name |
Pi Dra |
|
| Flamsteed |
58 Draconis |
|
Flamsteed name |
58 Dra |
|
FK5 |
3547 |
|
Distance |
70.18 |
|
| Distance ly |
228.93 |
|
Bayer greek |
π Dra |
|
