18217-1909 BRT 1531
18h 21m 41.13s -19° 09' 31.3" P.A. 215.00 sep 4.9 mag 12.75,12.75
| Coord 2000 |
18217-1909 |
|
Discov num |
BRT1531 |
|
Comp |
|
|
Coord arcsec 2000 |
18 21 41.13 -19 09 31.3 |
|
| Date first |
1919 |
|
Date last |
2015 |
|
Obs |
5 |
|
| Pa first |
214 |
|
Pa last |
214.8 |
|
P.A. Now (θ) |
214.8° |
|
| Sep first |
4.3 |
|
Sep last |
4.931 |
|
Sep. Now (ρ) |
4.931" |
|
| Mag pri |
12.75 |
|
Mag sec |
12.75 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
|
|
| Pri motion ra |
+031 |
|
Sec motion ra |
-006 |
|
| Pri motion dec |
+043 |
|
Sec motion dec |
-002 |
|
| Notes |
B
(Blue magnitudes) |
|
rPM=1.099
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Sagittarius |
|
Gaia DR2 |
4096046607266142464 |
|
