21578+5234 ARN 98
21h 57m 50.48s +52° 33' 35.0" P.A. 265.00 sep 35.8 mag 10.13,10.50
| Coord 2000 |
21578+5234 |
|
Discov num |
ARN 98 |
|
Comp |
|
|
Coord arcsec 2000 |
21 57 50.48 +52 33 35.0 |
|
| Date first |
1900 |
|
Date last |
2016 |
|
Obs |
16 |
|
| Pa first |
265 |
|
Pa last |
264.8 |
|
P.A. Now (θ) |
264.8° |
|
| Sep first |
35.7 |
|
Sep last |
35.792 |
|
Sep. Now (ρ) |
35.792" |
|
| Mag pri |
10.13 |
|
Mag sec |
10.50 |
|
delta mag (ΔM) |
0.37 |
|
Spectral class |
|
|
| Pri motion ra |
+016 |
|
Sec motion ra |
+012 |
|
| Pri motion dec |
+027 |
|
Sec motion dec |
+027 |
|
| Notes |
V
(Proper motion indicates physical) |
|
rPM=0.127 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3968-01525-1 |
|
Gaia DR2 |
1981155198306905728 |
|
