18198-1809 RST 3175
18h 19m 42.78s -18° 09' 45.5" P.A. 127.00 sep 0.6 mag 9.20,11.80 Sp B3II
Coord 2000 |
18198-1809 |
|
Discov num |
RST3175 |
|
Comp |
|
|
Coord arcsec 2000 |
18 19 42.78 -18 09 45.5 |
|
Date first |
1935 |
|
Date last |
1940 |
|
Obs |
2 |
|
Pa first |
126 |
|
Pa last |
127.4 |
|
P.A. Now (θ) |
127.4° |
|
Sep first |
0.6 |
|
Sep last |
0.63 |
|
Sep. Now (ρ) |
0.63" |
|
Mag pri |
9.20 |
|
Mag sec |
11.80 |
|
delta mag (ΔM) |
2.6 |
|
Spectral class |
B3II (blue-white) |
|
Pri motion ra |
+008 |
|
Sec motion ra |
|
|
Pri motion dec |
+006 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Sagittarius |
|
Tycho2 |
6269-02035-1 |
|
Gaia DR2 |
4096411301507963392 |
|