04417+2244 STF 579 (HD 284578)
04h 41m 43.35s +22° 43' 53.7" P.A. 40.00 sep 16.4 mag 8.86,10.45 Sp K7 dist. 157.23 pc (512.88 l.y.)
| Coord 2000 |
04417+2244 |
|
Discov num |
STF 579 |
|
Comp |
|
|
Coord arcsec 2000 |
04 41 43.35 +22 43 53.7 |
|
| Date first |
1831 |
|
Date last |
2019 |
|
Obs |
29 |
|
| Pa first |
30 |
|
Pa last |
40.1 |
|
P.A. Now (θ) |
40.1° |
|
| Sep first |
16.5 |
|
Sep last |
16.42 |
|
Sep. Now (ρ) |
16.42" |
|
| Mag pri |
8.86 |
|
Mag sec |
10.45 |
|
delta mag (ΔM) |
1.59 |
|
Spectral class |
K7 (yellow-orange) |
|
| Pri motion ra |
+002 |
|
Sec motion ra |
+012 |
|
| Pri motion dec |
-005 |
|
Sec motion dec |
-014 |
|
| Notes |
|
|
rPM=0.73
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 284578 |
|
Constellation |
Taurus |
|
HIP |
21840 |
|
Tycho2 |
1830-01366-1 |
|
| Gaia DR2 |
146427534044987904 |
|
HD |
284578 |
|
BD |
BD+22 735 |
|
Distance |
157.23 |
|
| Distance ly |
512.88 |
|
