17567-2026 DON 871
17h 56m 39.71s -20° 26' 17.9" P.A. 310.00 sep 5.4 mag 11.23,14.50 Sp B5
Coord 2000 |
17567-2026 |
|
Discov num |
DON 871 |
|
Comp |
|
|
Coord arcsec 2000 |
17 56 39.71 -20 26 17.9 |
|
Date first |
1929 |
|
Date last |
2015 |
|
Obs |
5 |
|
Pa first |
309 |
|
Pa last |
309.5 |
|
P.A. Now (θ) |
309.5° |
|
Sep first |
4.7 |
|
Sep last |
5.366 |
|
Sep. Now (ρ) |
5.366" |
|
Mag pri |
11.23 |
|
Mag sec |
14.50 |
|
delta mag (ΔM) |
3.27 |
|
Spectral class |
B5 (blue-white) |
|
Pri motion ra |
+011 |
|
Sec motion ra |
-111 |
|
Pri motion dec |
-017 |
|
Sec motion dec |
+099 |
|
Notes |
|
|
rPM=1.132
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Sagittarius |
|
Tycho2 |
6258-00905-1 |
|
Gaia DR2 |
4071099135085938560 |
|
HD |
312448 |
|