18020+3153 SEI 555
18h 01m 58.72s +31° 53' 11.4" P.A. 109.00 sep 19.4 mag 11.56,12.50
| Coord 2000 |
18020+3153 |
|
Discov num |
SEI 555 |
|
Comp |
|
|
Coord arcsec 2000 |
18 01 58.72 +31 53 11.4 |
|
| Date first |
1899 |
|
Date last |
2015 |
|
Obs |
28 |
|
| Pa first |
116 |
|
Pa last |
108.9 |
|
P.A. Now (θ) |
108.9° |
|
| Sep first |
19.2 |
|
Sep last |
19.408 |
|
Sep. Now (ρ) |
19.408" |
|
| Mag pri |
11.56 |
|
Mag sec |
12.50 |
|
delta mag (ΔM) |
0.94 |
|
Spectral class |
|
|
| Pri motion ra |
-011 |
|
Sec motion ra |
-002 |
|
| Pri motion dec |
-025 |
|
Sec motion dec |
-008 |
|
| Notes |
U
(Proper motion indicates non-physical) |
|
rPM=0.704
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
2625-02014-1 |
|
Gaia DR2 |
4603138999149032704 |
|