18291-3123 RST 2057 (HD 170100)
18h 29m 06.92s -31° 23' 09.2" P.A. 343.00 sep 0.7 mag 10.51,11.42 Sp A2III
Coord 2000 |
18291-3123 |
|
Discov num |
RST2057 |
|
Comp |
|
|
Coord arcsec 2000 |
18 29 06.92 -31 23 09.2 |
|
Date first |
1934 |
|
Date last |
1991 |
|
Obs |
3 |
|
Pa first |
351 |
|
Pa last |
342.9 |
|
P.A. Now (θ) |
342.9° |
|
Sep first |
0.6 |
|
Sep last |
0.74 |
|
Sep. Now (ρ) |
0.74" |
|
Mag pri |
10.51 |
|
Mag sec |
11.42 |
|
delta mag (ΔM) |
0.91 |
|
Spectral class |
A2III (white) |
|
Pri motion ra |
-002 |
|
Sec motion ra |
-002 |
|
Pri motion dec |
-011 |
|
Sec motion dec |
-011 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 170100 |
|
Constellation |
Sagittarius |
|
Tycho2 |
7394-00868-1 |
|
Gaia DR2 |
4046857175802195200 |
|
HD |
170100 |
|