18031-2545 RST 3152 (HD 164603)
18h 03m 04.36s -25° 44' 58.8" P.A. 244.00 sep 0.7 mag 9.80,12.30 Sp B7/8II
Coord 2000 |
18031-2545 |
|
Discov num |
RST3152 |
|
Comp |
|
|
Coord arcsec 2000 |
18 03 04.36 -25 44 58.8 |
|
Date first |
1935 |
|
Date last |
1943 |
|
Obs |
2 |
|
Pa first |
243 |
|
Pa last |
244 |
|
P.A. Now (θ) |
244° |
|
Sep first |
0.7 |
|
Sep last |
0.65 |
|
Sep. Now (ρ) |
0.65" |
|
Mag pri |
9.80 |
|
Mag sec |
12.30 |
|
delta mag (ΔM) |
2.5 |
|
Spectral class |
B7/8II (blue-white) |
|
Pri motion ra |
-008 |
|
Sec motion ra |
|
|
Pri motion dec |
-002 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 164603 |
|
Constellation |
Sagittarius |
|
SAO |
186167 |
|
Tycho2 |
6846-00581-1 |
|
Gaia DR2 |
4064186131867181056 |
|
HD |
164603 |
|