18018-2805 RST 2020
18h 01m 48.33s -28° 05' 12.9" P.A. 171.00 sep 3.4 mag 9.99,14.20 Sp K5
Coord 2000 |
18018-2805 |
|
Discov num |
RST2020 |
|
Comp |
|
|
Coord arcsec 2000 |
18 01 48.33 -28 05 12.9 |
|
Date first |
1934 |
|
Date last |
1996 |
|
Obs |
3 |
|
Pa first |
172 |
|
Pa last |
170.9 |
|
P.A. Now (θ) |
170.9° |
|
Sep first |
3.3 |
|
Sep last |
3.43 |
|
Sep. Now (ρ) |
3.43" |
|
Mag pri |
9.99 |
|
Mag sec |
14.20 |
|
delta mag (ΔM) |
4.21 |
|
Spectral class |
K5 (yellow-orange) |
|
Pri motion ra |
+002 |
|
Sec motion ra |
|
|
Pri motion dec |
-001 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Sagittarius |
|
Tycho2 |
6850-03271-1 |
|
Gaia DR2 |
4062708315183302784 |
|
HD |
316967 |
|