18139-7419 HDS 2575 (HD 165457)
18h 13m 56.81s -74° 18' 37.4" P.A. 101.00 sep 2.4 mag 8.33,12.50 Sp A0V dist. 591.72 pc (1930.19 l.y.)
Coord 2000 |
18139-7419 |
|
Discov num |
HDS2575 |
|
Comp |
|
|
Coord arcsec 2000 |
18 13 56.81 -74 18 37.4 |
|
Date first |
1991 |
|
Date last |
2016 |
|
Obs |
4 |
|
Pa first |
100 |
|
Pa last |
100.6 |
|
P.A. Now (θ) |
100.6° |
|
Sep first |
2.4 |
|
Sep last |
2.358 |
|
Sep. Now (ρ) |
2.358" |
|
Mag pri |
8.33 |
|
Mag sec |
12.50 |
|
delta mag (ΔM) |
4.17 |
|
Spectral class |
A0V (white) |
|
Pri motion ra |
+009 |
|
Sec motion ra |
+010 |
|
Pri motion dec |
+004 |
|
Sec motion dec |
+004 |
|
Notes |
|
|
rPM=0.093 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 165457 |
|
Constellation |
Apus |
|
HIP |
89351 |
|
Tycho2 |
9302-01518-1 |
|
Gaia DR2 |
6417745506138420736 |
|
HD |
165457 |
|
CP |
CP-74 1671 |
|
Distance |
591.72 |
|
Distance ly |
1930.19 |
|