21573+2738 NSN 749
21h 57m 17.88s +27° 37' 49.3" P.A. 84.00 sep 1.7 mag 14.32,14.40
| Coord 2000 |
21573+2738 |
|
Discov num |
NSN 749 |
|
Comp |
|
|
Coord arcsec 2000 |
21 57 17.88 +27 37 49.3 |
|
| Date first |
2011 |
|
Date last |
2016 |
|
Obs |
4 |
|
| Pa first |
69 |
|
Pa last |
83.9 |
|
P.A. Now (θ) |
83.9° |
|
| Sep first |
2.1 |
|
Sep last |
1.688 |
|
Sep. Now (ρ) |
1.688" |
|
| Mag pri |
14.32 |
|
Mag sec |
14.40 |
|
delta mag (ΔM) |
0.08 |
|
Spectral class |
|
|
| Pri motion ra |
+238 |
|
Sec motion ra |
+237 |
|
| Pri motion dec |
+133 |
|
Sec motion dec |
+137 |
|
| Notes |
T
(Parallax indicates physical) |
|
rPM=0.015 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
