04230+1732 OCC 255 Aa,Ac
04h 22m 56.03s +17° 32' 33.3" P.A. -1.00 sep 0.0 mag 3.76,12.90 Sp K0-III dist. 47.71 pc (155.63 l.y.)
| Coord 2000 |
04230+1732 |
|
Discov num |
OCC 255 |
|
Comp |
Aa,Ac |
|
Coord arcsec 2000 |
04 22 56.03 +17 32 33.3 |
|
| Date first |
1972 |
|
Date last |
1972 |
|
Obs |
0 |
|
| Pa first |
-1 |
|
Pa last |
-1 |
|
P.A. Now (θ) |
-1 |
|
| Sep first |
0.0 |
|
Sep last |
0.04 |
|
Sep. Now (ρ) |
0.04" |
|
| Mag pri |
3.76 |
|
Mag sec |
12.90 |
|
delta mag (ΔM) |
9.14 |
|
Spectral class |
K0-III (yellow-orange) |
|
| Pri motion ra |
+107 |
|
Sec motion ra |
|
|
| Pri motion dec |
-028 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
04230+1732 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
Secunda Hyadum |
93897 |
04 22 56 +17 32 33 |
CHR 262 Aa,Ab |
2004 |
2 |
2 |
0.5 |
3.90 |
9.50 |
5.60 |
|
|
| Show |
|
93897 |
04 22 56 +17 32 33 |
OCC 255 Aa,Ac |
1972 |
0 |
-1 |
0.0 |
3.76 |
12.90 |
9.14 |
|
<=== |
| Show |
|
93897 |
04 22 56 +17 32 33 |
BUP 55 AB |
2015 |
9 |
336 |
112.8 |
3.76 |
13.21 |
9.45 |
|
|
Quadruple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Common name |
Secunda Hyadum |
|
Var name |
NSV1582 Tau |
|
Constellation |
Taurus |
|
SAO |
93897 |
|
| HIP |
20455 |
|
Tycho2 |
1268-01267-1 |
|
Gaia DR2 |
3314024566918614528 |
|
HD |
27697 |
|
| HR |
1373 |
|
GC |
5304 |
|
BD |
BD+17 712 |
|
Bayer |
Delta Tauri |
|
| Bayer name |
Del Tau |
|
Flamsteed |
61 Tauri |
|
Flamsteed name |
61 Tau |
|
FK5 |
162 |
|
| Distance |
47.71 |
|
Distance ly |
155.63 |
|
Bayer greek |
δ Tau |
|
| Other names |
Hyadum II, Eudora |
|
| Meaning |
Second of the Hyades |
|
