21120+1822 ZIE 12 AC
21h 12m 00.50s +18° 22' 15.5" P.A. 268.00 sep 298.4 mag 15.84,14.57
Coord 2000 |
21120+1822 |
|
Discov num |
ZIE 12 |
|
Comp |
AC |
|
Coord arcsec 2000 |
21 12 00.50 +18 22 15.5 |
|
Date first |
1998 |
|
Date last |
2015 |
|
Obs |
4 |
|
Pa first |
268 |
|
Pa last |
267.9 |
|
P.A. Now (θ) |
267.9° |
|
Sep first |
297.8 |
|
Sep last |
298.445 |
|
Sep. Now (ρ) |
298.445" |
|
Mag pri |
15.84 |
|
Mag sec |
14.57 |
|
delta mag (ΔM) |
1.27 |
|
Spectral class |
|
|
Pri motion ra |
+074 |
|
Sec motion ra |
+013 |
|
Pri motion dec |
-262 |
|
Sec motion dec |
-193 |
|
Notes |
|
|
rPM=0.338
Nature of this double is uncertain.
21120+1822 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
21 12 00 +18 22 16 |
ZIE 12 AB |
2012 |
2 |
26 |
13.3 |
15.84 |
17.90 |
2.06 |
|
|
Show |
|
|
21 12 00 +18 22 16 |
ZIE 12 AC |
2015 |
4 |
268 |
298.4 |
15.84 |
14.57 |
1.27 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Pegasus |
|
Gaia DR2 |
1788172392029766400 |
|