19017-2001 DYL 31
19h 01m 41.68s -20° 00' 41.9" P.A. 267.00 sep 17.7 mag 11.10,11.53
| Coord 2000 |
19017-2001 |
|
Discov num |
DYL 31 |
|
Comp |
|
|
Coord arcsec 2000 |
19 01 41.68 -20 00 41.9 |
|
| Date first |
1984 |
|
Date last |
2017 |
|
Obs |
7 |
|
| Pa first |
268 |
|
Pa last |
266.5 |
|
P.A. Now (θ) |
266.5° |
|
| Sep first |
17.9 |
|
Sep last |
17.728 |
|
Sep. Now (ρ) |
17.728" |
|
| Mag pri |
11.10 |
|
Mag sec |
11.53 |
|
delta mag (ΔM) |
0.43 |
|
Spectral class |
|
|
| Pri motion ra |
-007 |
|
Sec motion ra |
+022 |
|
| Pri motion dec |
+005 |
|
Sec motion dec |
-009 |
|
| Notes |
|
|
rPM=1.355
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Sagittarius |
|
Gaia DR2 |
4085434881244144000 |
|