20244+1935 STF 2679 AC
20h 24m 22.59s +19° 34' 30.0" P.A. 150.00 sep 38.6 mag 7.88,11.56 Sp A2V+A4 dist. 244.5 pc (797.56 l.y.)
Coord 2000 |
20244+1935 |
|
Discov num |
STF2679 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 24 22.59 +19 34 30.0 |
|
Date first |
1895 |
|
Date last |
2017 |
|
Obs |
17 |
|
Pa first |
153 |
|
Pa last |
149.8 |
|
P.A. Now (θ) |
149.8° |
|
Sep first |
38.8 |
|
Sep last |
38.596 |
|
Sep. Now (ρ) |
38.596" |
|
Mag pri |
7.88 |
|
Mag sec |
11.56 |
|
delta mag (ΔM) |
3.68 |
|
Spectral class |
A2V+A4 (white/white) |
|
Pri motion ra |
-010 |
|
Sec motion ra |
+002 |
|
Pri motion dec |
-012 |
|
Sec motion dec |
-007 |
|
Notes |
|
|
rPM=0.832
This double is not physical.
20244+1935 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 194318 |
106068 |
20 24 23 +19 34 30 |
STF 2679 AB |
2019 |
51 |
77 |
24.7 |
7.88 |
9.69 |
1.81 |
|
|
Show |
|
106068 |
20 24 23 +19 34 30 |
STF 2679 AC |
2017 |
17 |
150 |
38.6 |
7.88 |
11.56 |
3.68 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Delphinus |
|
SAO |
106068 |
|
HIP |
100638 |
|
Tycho2 |
1640-01633-1 |
|
Gaia DR2 |
1816277657286040192 |
|
HD |
194318 |
|
BD |
BD+19 4396 |
|
Distance |
244.5 |
|
Distance ly |
797.56 |
|