19300+6630 STF 2546 AB (HD 184481)
19h 30m 02.13s +66° 30' 23.0" P.A. 10.00 sep 8.5 mag 9.31,11.10 Sp G5
| Coord 2000 |
19300+6630 |
|
Discov num |
STF2546 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 30 02.13 +66 30 23.0 |
|
| Date first |
1893 |
|
Date last |
2015 |
|
Obs |
10 |
|
| Pa first |
13 |
|
Pa last |
9.9 |
|
P.A. Now (θ) |
9.9° |
|
| Sep first |
8.8 |
|
Sep last |
8.454 |
|
Sep. Now (ρ) |
8.454" |
|
| Mag pri |
9.31 |
|
Mag sec |
11.10 |
|
delta mag (ΔM) |
1.79 |
|
Spectral class |
G5 (yellow) |
|
| Pri motion ra |
+020 |
|
Sec motion ra |
+035 |
|
| Pri motion dec |
+049 |
|
Sec motion dec |
+124 |
|
| Notes |
|
|
rPM=0.594
Nature of this double is uncertain.
19300+6630 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 184481 |
18374 |
19 30 02 +66 30 23 |
STF 2546 AB |
2015 |
10 |
10 |
8.5 |
9.31 |
11.10 |
1.79 |
|
<=== |
| Show |
|
|
19 30 02 +66 30 32 |
BU 1335 BC |
1904 |
1 |
24 |
2.2 |
11.10 |
13.50 |
2.40 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 184481 |
|
Constellation |
Draco |
|
SAO |
18374 |
|
Tycho2 |
4242-00702-1 |
|
| Gaia DR2 |
2260807635712585600 |
|
HD |
184481 |
|
