19126+6740 BUP 186 AC (Altais)
19h 12m 33.15s +67° 39' 40.7" P.A. 21.00 sep 131.2 mag 3.07,12.00 Sp G9III dist. 29.87 pc (97.44 l.y.)
Coord 2000 |
19126+6740 |
|
Discov num |
BUP 186 |
|
Comp |
AC |
|
Coord arcsec 2000 |
19 12 33.15 +67 39 40.7 |
|
Date first |
1879 |
|
Date last |
2021 |
|
Obs |
9 |
|
Pa first |
28 |
|
Pa last |
20.6 |
|
P.A. Now (θ) |
20.6° |
|
Sep first |
155.1 |
|
Sep last |
131.21 |
|
Sep. Now (ρ) |
131.21" |
|
Mag pri |
3.07 |
|
Mag sec |
12.00 |
|
delta mag (ΔM) |
8.93 |
|
Spectral class |
G9III (yellow) |
|
Pri motion ra |
+095 |
|
Sec motion ra |
-050 |
|
Pri motion dec |
+092 |
|
Sec motion dec |
-026 |
|
Notes |
N
U
(See Notes, Proper motion indicates non-physical) |
|
rPM=1.414
This double is not physical.
19126+6740 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
18222 |
19 12 33 +67 39 41 |
BUP 186 AB |
2021 |
12 |
341 |
80.4 |
3.17 |
12.58 |
9.41 |
|
|
Show |
Altais |
18222 |
19 12 33 +67 39 41 |
BUP 186 AC |
2021 |
9 |
21 |
131.2 |
3.07 |
12.00 |
8.93 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Common name |
Altais |
|
Constellation |
Draco |
|
SAO |
18222 |
|
HIP |
94376 |
|
Tycho2 |
4444-02239-1 |
|
Gaia DR2 |
2255173119656110336 |
|
HD |
180711 |
|
HR |
7310 |
|
GC |
26520 |
|
BD |
BD+67 1129 |
|
Bayer |
Delta Draconis |
|
Bayer name |
Del Dra |
|
Flamsteed |
57 Draconis |
|
Flamsteed name |
57 Dra |
|
FK5 |
723 |
|
Distance |
29.87 |
|
Distance ly |
97.44 |
|
Bayer greek |
δ Dra |
|
Other names |
Aldib, Nodus Secundus, Nodus II |
|
Meaning |
goat, second node |
|