18440+5558 STI 2384
18h 43m 58.14s +55° 58' 31.3" P.A. 142.00 sep 3.8 mag 11.80,11.80
| Coord 2000 |
18440+5558 |
|
Discov num |
STI2384 |
|
Comp |
|
|
Coord arcsec 2000 |
18 43 58.14 +55 58 31.3 |
|
| Date first |
1903 |
|
Date last |
2015 |
|
Obs |
5 |
|
| Pa first |
150 |
|
Pa last |
141.5 |
|
P.A. Now (θ) |
141.5° |
|
| Sep first |
3.7 |
|
Sep last |
3.778 |
|
Sep. Now (ρ) |
3.778" |
|
| Mag pri |
11.80 |
|
Mag sec |
11.80 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
|
|
| Pri motion ra |
-042 |
|
Sec motion ra |
+015 |
|
| Pri motion dec |
+051 |
|
Sec motion dec |
-013 |
|
| Notes |
|
|
rPM=1.297
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Draco |
|
Gaia DR2 |
2147854973693240576 |
|