21116-0118 BAL 621 AB (HD 201717)
21h 11m 33.10s -01° 18' 00.8" P.A. 136.00 sep 11.3 mag 8.33,11.47 Sp F5 dist. 139.08 pc (453.68 l.y.)
Coord 2000 |
21116-0118 |
|
Discov num |
BAL 621 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 11 33.10 -01 18 00.8 |
|
Date first |
1896 |
|
Date last |
2016 |
|
Obs |
12 |
|
Pa first |
136 |
|
Pa last |
135.6 |
|
P.A. Now (θ) |
135.6° |
|
Sep first |
11.1 |
|
Sep last |
11.282 |
|
Sep. Now (ρ) |
11.282" |
|
Mag pri |
8.33 |
|
Mag sec |
11.47 |
|
delta mag (ΔM) |
3.14 |
|
Spectral class |
F5 (yellow-white) |
|
Pri motion ra |
+058 |
|
Sec motion ra |
+062 |
|
Pri motion dec |
+011 |
|
Sec motion dec |
+012 |
|
Notes |
|
|
rPM=0.065 (< 0.3, Physical double)
This double is physical.
21116-0118 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 201717 |
145183 |
21 11 33 -01 18 01 |
BAL 621 AB |
2016 |
12 |
136 |
11.3 |
8.33 |
11.47 |
3.14 |
|
<=== |
Show |
|
145183 |
21 11 33 -01 18 01 |
FYM 189 AC |
2014 |
5 |
46 |
12.4 |
8.33 |
15.00 |
6.67 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 201717 |
|
Constellation |
Aquarius |
|
SAO |
145183 |
|
HIP |
104616 |
|
Tycho2 |
5193-00682-1 |
|
Gaia DR2 |
2688785080759877632 |
|
HD |
201717 |
|
BD |
BD-01 4116 |
|
Distance |
139.08 |
|
Distance ly |
453.68 |
|