20180+1544 CHE 284
20h 17m 58.85s +15° 43' 43.3" P.A. 339.00 sep 30.4 mag 9.45,10.13 Sp G0
Coord 2000 |
20180+1544 |
|
Discov num |
CHE 284 |
|
Comp |
|
|
Coord arcsec 2000 |
20 17 58.85 +15 43 43.3 |
|
Date first |
1910 |
|
Date last |
2015 |
|
Obs |
14 |
|
Pa first |
339 |
|
Pa last |
339.2 |
|
P.A. Now (θ) |
339.2° |
|
Sep first |
30.1 |
|
Sep last |
30.44 |
|
Sep. Now (ρ) |
30.44" |
|
Mag pri |
9.45 |
|
Mag sec |
10.13 |
|
delta mag (ΔM) |
0.68 |
|
Spectral class |
G0 (yellow) |
|
Pri motion ra |
-005 |
|
Sec motion ra |
-006 |
|
Pri motion dec |
-006 |
|
Sec motion dec |
+000 |
|
Notes |
|
|
rPM=0.779
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Delphinus |
|
Gaia DR2 |
1808394678614524544 |
|