17217-1103 HU 173 (HD 157107)
17h 21m 42.10s -11° 03' 30.2" P.A. 345.00 sep 0.6 mag 9.09,8.96 Sp A0
Coord 2000 |
17217-1103 |
|
Discov num |
HU 173 |
|
Comp |
|
|
Coord arcsec 2000 |
17 21 42.10 -11 03 30.2 |
|
Date first |
1900 |
|
Date last |
2016 |
|
Obs |
18 |
|
Pa first |
359 |
|
Pa last |
344.6 |
|
P.A. Now (θ) |
344.6° |
|
Sep first |
0.7 |
|
Sep last |
0.573 |
|
Sep. Now (ρ) |
0.573" |
|
Mag pri |
9.09 |
|
Mag sec |
8.96 |
|
delta mag (ΔM) |
0.13 |
|
Spectral class |
A0 (white) |
|
Pri motion ra |
+002 |
|
Sec motion ra |
+002 |
|
Pri motion dec |
-002 |
|
Sec motion dec |
-002 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 157107 |
|
Constellation |
Serpens |
|
SAO |
160493 |
|
Tycho2 |
5649-00631-1 |
|
Gaia DR2 |
4142163663965361408 |
|
HD |
157107 |
|
ADS |
10491 |
|