18422+2739 STF 2371 (HD 173053)
18h 42m 12.44s +27° 38' 32.3" P.A. 56.00 sep 10.0 mag 9.68,9.96 Sp A0
| Coord 2000 |
18422+2739 |
|
Discov num |
STF2371 |
|
Comp |
|
|
Coord arcsec 2000 |
18 42 12.44 +27 38 32.3 |
|
| Date first |
1829 |
|
Date last |
2018 |
|
Obs |
50 |
|
| Pa first |
56 |
|
Pa last |
55.5 |
|
P.A. Now (θ) |
55.5° |
|
| Sep first |
9.6 |
|
Sep last |
9.971 |
|
Sep. Now (ρ) |
9.971" |
|
| Mag pri |
9.68 |
|
Mag sec |
9.96 |
|
delta mag (ΔM) |
0.28 |
|
Spectral class |
A0 (white) |
|
| Pri motion ra |
+002 |
|
Sec motion ra |
+000 |
|
| Pri motion dec |
-004 |
|
Sec motion dec |
-003 |
|
| Notes |
|
|
rPM=0.5
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 173053 |
|
Constellation |
Lyra |
|
SAO |
86336 |
|
Tycho2 |
2116-02768-1 |
|
| Gaia DR2 |
4538775310749778560 |
|
HD |
173053 |
|
GC |
25595 |
|
