20187+1551 CHE 298 AC
20h 18m 44.52s +15° 50' 10.4" P.A. 318.00 sep 16.9 mag 11.30,12.30
| Coord 2000 |
20187+1551 |
|
Discov num |
CHE 298 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 18 44.52 +15 50 10.4 |
|
| Date first |
1910 |
|
Date last |
2019 |
|
Obs |
13 |
|
| Pa first |
315 |
|
Pa last |
317.7 |
|
P.A. Now (θ) |
317.7° |
|
| Sep first |
17.3 |
|
Sep last |
16.9 |
|
Sep. Now (ρ) |
16.9" |
|
| Mag pri |
11.30 |
|
Mag sec |
12.30 |
|
delta mag (ΔM) |
1 |
|
Spectral class |
|
|
| Pri motion ra |
-004 |
|
Sec motion ra |
+000 |
|
| Pri motion dec |
-002 |
|
Sec motion dec |
+001 |
|
| Notes |
|
|
rPM=1.118
This double is not physical.
20187+1551 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 18 45 +15 50 10 |
CHE 297 AB |
2016 |
11 |
6 |
35.1 |
11.30 |
11.50 |
0.20 |
|
|
| Show |
|
|
20 18 45 +15 50 10 |
CHE 298 AC |
2019 |
13 |
318 |
16.9 |
11.30 |
12.30 |
1.00 |
|
<=== |
| Show |
|
|
20 18 45 +15 50 46 |
CHE 298 BC |
2016 |
9 |
213 |
27.0 |
11.50 |
12.30 |
0.80 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Delphinus |
|
Gaia DR2 |
1808402306476198144 |
|
