20487+8506 LOC 471 AB
20h 48m 44.87s +85° 05' 39.9" P.A. 331.00 sep 1.5 mag 12.50,16.70
| Coord 2000 |
20487+8506 |
|
Discov num |
LOC 471 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 48 44.87 +85 05 39.9 |
|
| Date first |
2015 |
|
Date last |
2015 |
|
Obs |
1 |
|
| Pa first |
331 |
|
Pa last |
330.8 |
|
P.A. Now (θ) |
330.8° |
|
| Sep first |
1.5 |
|
Sep last |
1.512 |
|
Sep. Now (ρ) |
1.512" |
|
| Mag pri |
12.50 |
|
Mag sec |
16.70 |
|
delta mag (ΔM) |
4.2 |
|
Spectral class |
|
|
| Pri motion ra |
+049 |
|
Sec motion ra |
+049 |
|
| Pri motion dec |
+020 |
|
Sec motion dec |
+020 |
|
| Notes |
V
W
(Proper motion indicates physical, ) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
