18422+0917 BRT 2179
18h 42m 13.61s +09° 16' 36.9" P.A. 250.00 sep 5.4 mag 10.90,11.20
Coord 2000 |
18422+0917 |
|
Discov num |
BRT2179 |
|
Comp |
|
|
Coord arcsec 2000 |
18 42 13.61 +09 16 36.9 |
|
Date first |
1898 |
|
Date last |
2015 |
|
Obs |
17 |
|
Pa first |
304 |
|
Pa last |
249.5 |
|
P.A. Now (θ) |
249.5° |
|
Sep first |
3.9 |
|
Sep last |
5.417 |
|
Sep. Now (ρ) |
5.417" |
|
Mag pri |
10.90 |
|
Mag sec |
11.20 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
|
|
Pri motion ra |
+002 |
|
Sec motion ra |
-022 |
|
Pri motion dec |
-004 |
|
Sec motion dec |
-041 |
|
Notes |
|
|
rPM=0.948
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Ophiuchus |
|
Gaia DR2 |
4479542214203165952 |
|