15504-0303 RST 4554 (HD 141657)
15h 50m 23.61s -03° 03' 19.2" P.A. 133.00 sep 1.2 mag 8.66,12.02 Sp F2 dist. 109.89 pc (358.46 l.y.)
Coord 2000 |
15504-0303 |
|
Discov num |
RST4554 |
|
Comp |
|
|
Coord arcsec 2000 |
15 50 23.61 -03 03 19.2 |
|
Date first |
1938 |
|
Date last |
2016 |
|
Obs |
5 |
|
Pa first |
131 |
|
Pa last |
133.4 |
|
P.A. Now (θ) |
133.4° |
|
Sep first |
0.8 |
|
Sep last |
1.172 |
|
Sep. Now (ρ) |
1.172" |
|
Mag pri |
8.66 |
|
Mag sec |
12.02 |
|
delta mag (ΔM) |
3.36 |
|
Spectral class |
F2 (yellow-white) |
|
Pri motion ra |
-020 |
|
Sec motion ra |
-026 |
|
Pri motion dec |
-012 |
|
Sec motion dec |
-008 |
|
Notes |
|
|
rPM=0.265 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 141657 |
|
Constellation |
Serpens |
|
SAO |
140794 |
|
HIP |
77581 |
|
Tycho2 |
5022-00029-1 |
|
Gaia DR2 |
4402865984106342912 |
|
HD |
141657 |
|
BD |
BD-02 4055 |
|
Distance |
109.89 |
|
Distance ly |
358.46 |
|