04220+2818 ITO 21 AB
04h 21m 58.84s +28° 18' 06.6" P.A. 56.00 sep 5.7 mag 7.01,15.87 Sp G5IV
Coord 2000 |
04220+2818 |
|
Discov num |
ITO 21 |
|
Comp |
AB |
|
Coord arcsec 2000 |
04 21 58.84 +28 18 06.6 |
|
Date first |
1997 |
|
Date last |
2003 |
|
Obs |
2 |
|
Pa first |
57 |
|
Pa last |
56 |
|
P.A. Now (θ) |
56° |
|
Sep first |
5.6 |
|
Sep last |
5.68 |
|
Sep. Now (ρ) |
5.68" |
|
Mag pri |
7.01 |
|
Mag sec |
15.87 |
|
delta mag (ΔM) |
8.86 |
|
Spectral class |
G5IV (yellow) |
|
Pri motion ra |
+007 |
|
Sec motion ra |
|
|
Pri motion dec |
-027 |
|
Sec motion dec |
|
|
Notes |
N
W
K
(See Notes, , K-band or other infrared magnitudes) |
|
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
04220+2818 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
04 21 59 +28 18 07 |
ITO 21 AB |
2003 |
2 |
56 |
5.7 |
7.01 |
15.87 |
8.86 |
|
<=== |
Show |
|
|
04 21 59 +28 18 07 |
ITO 21 AC |
2011 |
3 |
152 |
8.1 |
7.01 |
16.73 |
9.72 |
|
|
Show |
|
|
04 21 59 +28 18 07 |
ITO 21 AD |
2011 |
3 |
14 |
6.5 |
7.01 |
17.73 |
10.72 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Taurus |
|
Gaia DR2 |
164536250037820160 |
|