20172+0452 UC 4137
20h 17m 12.08s +04° 51' 38.2" P.A. 270.00 sep 15.2 mag 12.62,14.54
| Coord 2000 |
20172+0452 |
|
Discov num |
UC 4137 |
|
Comp |
|
|
Coord arcsec 2000 |
20 17 12.08 +04 51 38.2 |
|
| Date first |
2000 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
270 |
|
Pa last |
269.9 |
|
P.A. Now (θ) |
269.9° |
|
| Sep first |
15.6 |
|
Sep last |
15.213 |
|
Sep. Now (ρ) |
15.213" |
|
| Mag pri |
12.62 |
|
Mag sec |
14.54 |
|
delta mag (ΔM) |
1.92 |
|
Spectral class |
|
|
| Pri motion ra |
-023 |
|
Sec motion ra |
-015 |
|
| Pri motion dec |
-071 |
|
Sec motion dec |
-068 |
|
| Notes |
V
(Proper motion indicates physical) |
|
rPM=0.114 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Aquila |
|
Gaia DR2 |
4246136713303021696 |
|