18259+6029 ES 2666 (HD 170508)
18h 25m 51.75s +60° 28' 44.8" P.A. 270.00 sep 45.2 mag 8.45,9.92 Sp F2
| Coord 2000 |
18259+6029 |
|
Discov num |
ES 2666 |
|
Comp |
|
|
Coord arcsec 2000 |
18 25 51.75 +60 28 44.8 |
|
| Date first |
1898 |
|
Date last |
2015 |
|
Obs |
20 |
|
| Pa first |
274 |
|
Pa last |
269.6 |
|
P.A. Now (θ) |
269.6° |
|
| Sep first |
46.4 |
|
Sep last |
45.17 |
|
Sep. Now (ρ) |
45.17" |
|
| Mag pri |
8.45 |
|
Mag sec |
9.92 |
|
delta mag (ΔM) |
1.47 |
|
Spectral class |
F2 (yellow-white) |
|
| Pri motion ra |
-009 |
|
Sec motion ra |
-004 |
|
| Pri motion dec |
+010 |
|
Sec motion dec |
-010 |
|
| Notes |
|
|
rPM=1.532
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 170508 |
|
Constellation |
Draco |
|
SAO |
17882 |
|
Tycho2 |
4214-01259-1 |
|
| Gaia DR2 |
2158119395774172160 |
|
HD |
170508 |
|
