19229-1759 HWE 48 (HD 181891)
19h 22m 54.73s -17° 59' 20.9" P.A. 82.00 sep 2.6 mag 9.10,10.23 Sp A0V
Coord 2000 |
19229-1759 |
|
Discov num |
HWE 48 |
|
Comp |
|
|
Coord arcsec 2000 |
19 22 54.73 -17 59 20.9 |
|
Date first |
1877 |
|
Date last |
2016 |
|
Obs |
20 |
|
Pa first |
83 |
|
Pa last |
82.2 |
|
P.A. Now (θ) |
82.2° |
|
Sep first |
2.2 |
|
Sep last |
2.648 |
|
Sep. Now (ρ) |
2.648" |
|
Mag pri |
9.10 |
|
Mag sec |
10.23 |
|
delta mag (ΔM) |
1.13 |
|
Spectral class |
A0V (white) |
|
Pri motion ra |
-000 |
|
Sec motion ra |
+002 |
|
Pri motion dec |
-014 |
|
Sec motion dec |
-012 |
|
Notes |
T
(Parallax indicates physical) |
|
rPM=0.202 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 181891 |
|
Constellation |
Sagittarius |
|
Tycho2 |
6301-01690-1 |
|
Gaia DR2 |
4084411300318846720 |
|
HD |
181891 |
|
ADS |
12361 |
|