20222+1623 STF 2670 BC
20h 22m 13.33s +16° 22' 22.8" P.A. 77.00 sep 15.9 mag 9.19,10.60 Sp A5 dist. 69.44 pc (226.51 l.y.)
Coord 2000 |
20222+1623 |
|
Discov num |
STF2670 |
|
Comp |
BC |
|
Coord arcsec 2000 |
20 22 13.33 +16 22 22.8 |
|
Date first |
1829 |
|
Date last |
2019 |
|
Obs |
29 |
|
Pa first |
78 |
|
Pa last |
76.6 |
|
P.A. Now (θ) |
76.6° |
|
Sep first |
16.5 |
|
Sep last |
15.893 |
|
Sep. Now (ρ) |
15.893" |
|
Mag pri |
9.19 |
|
Mag sec |
10.60 |
|
delta mag (ΔM) |
1.41 |
|
Spectral class |
A5 (white) |
|
Pri motion ra |
+001 |
|
Sec motion ra |
-005 |
|
Pri motion dec |
+004 |
|
Sec motion dec |
+000 |
|
Notes |
U
(Proper motion indicates non-physical) |
|
rPM=1.442
This double is not physical.
20222+1623 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 355469 |
106029 |
20 22 12 +16 22 49 |
STF 2670 AB |
2019 |
42 |
153 |
30.0 |
8.99 |
9.19 |
0.20 |
|
|
Show |
|
106029 |
20 22 12 +16 22 49 |
GUI 31 AC |
2016 |
21 |
129 |
37.0 |
8.99 |
10.60 |
1.61 |
|
|
Show |
|
106029 |
20 22 12 +16 22 49 |
ABH 139 AD |
2016 |
15 |
143 |
93.0 |
8.99 |
11.67 |
2.68 |
|
|
Show |
|
|
20 22 13 +16 22 23 |
STF 2670 BC |
2019 |
29 |
77 |
15.9 |
9.19 |
10.60 |
1.41 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Delphinus |
|
HIP |
100451 |
|
Tycho2 |
1631-01689-1 |
|
Gaia DR2 |
1808808571723073152 |
|
BD |
BD+15 4143 |
|
Distance |
69.44 |
|
Distance ly |
226.51 |
|