15417-4531 I 542 (HD 139737)
15h 41m 39.77s -45° 31' 23.3" P.A. 186.00 sep 2.7 mag 9.08,10.21 Sp A9V
Coord 2000 |
15417-4531 |
|
Discov num |
I 542 |
|
Comp |
|
|
Coord arcsec 2000 |
15 41 39.77 -45 31 23.3 |
|
Date first |
1909 |
|
Date last |
2016 |
|
Obs |
10 |
|
Pa first |
190 |
|
Pa last |
185.9 |
|
P.A. Now (θ) |
185.9° |
|
Sep first |
2.5 |
|
Sep last |
2.71 |
|
Sep. Now (ρ) |
2.71" |
|
Mag pri |
9.08 |
|
Mag sec |
10.21 |
|
delta mag (ΔM) |
1.13 |
|
Spectral class |
A9V (white) |
|
Pri motion ra |
-018 |
|
Sec motion ra |
-011 |
|
Pri motion dec |
+003 |
|
Sec motion dec |
-022 |
|
Notes |
|
|
rPM=1.055
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 139737 |
|
Constellation |
Lupus |
|
SAO |
226072 |
|
Tycho2 |
8296-02769-1 |
|
Gaia DR2 |
5988785235154374912 |
|
HD |
139737 |
|
DM |
CP-45 7560 |
|