21429+3734 ES 2521 AC
21h 42m 55.76s +37° 34' 09.8" P.A. 93.00 sep 16.5 mag 9.50,13.48 Sp A0
| Coord 2000 |
21429+3734 |
|
Discov num |
ES 2521 |
|
Comp |
AC |
|
Coord arcsec 2000 |
21 42 55.76 +37 34 09.8 |
|
| Date first |
1999 |
|
Date last |
2015 |
|
Obs |
6 |
|
| Pa first |
93 |
|
Pa last |
93.3 |
|
P.A. Now (θ) |
93.3° |
|
| Sep first |
16.3 |
|
Sep last |
16.459 |
|
Sep. Now (ρ) |
16.459" |
|
| Mag pri |
9.50 |
|
Mag sec |
13.48 |
|
delta mag (ΔM) |
3.98 |
|
Spectral class |
A0 (white) |
|
| Pri motion ra |
-005 |
|
Sec motion ra |
+023 |
|
| Pri motion dec |
-009 |
|
Sec motion dec |
-007 |
|
| Notes |
|
|
rPM=1.168
This double is not physical.
21429+3734 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 42 56 +37 34 10 |
ES 2521 AB |
2015 |
7 |
200 |
8.2 |
9.50 |
12.50 |
3.00 |
|
|
| Show |
|
|
21 42 56 +37 34 10 |
ES 2521 AC |
2015 |
6 |
93 |
16.5 |
9.50 |
13.48 |
3.98 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3184-01115-1 |
|
Gaia DR2 |
1952712894081201152 |
|
