20024+1744 BPM 1947 AB
20h 02m 25.42s +17° 44' 04.4" P.A. 2.00 sep 31.3 mag 15.71,15.94
| Coord 2000 |
20024+1744 |
|
Discov num |
BPM1947 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 02 25.42 +17 44 04.4 |
|
| Date first |
1991 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
2 |
|
Pa last |
2 |
|
P.A. Now (θ) |
2° |
|
| Sep first |
31.4 |
|
Sep last |
31.251 |
|
Sep. Now (ρ) |
31.251" |
|
| Mag pri |
15.71 |
|
Mag sec |
15.94 |
|
delta mag (ΔM) |
0.23 |
|
Spectral class |
|
|
| Pri motion ra |
+016 |
|
Sec motion ra |
-038 |
|
| Pri motion dec |
-027 |
|
Sec motion dec |
-028 |
|
| Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=1.144
This double is physical.
20024+1744 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 02 25 +17 44 04 |
BPM 1947 AB |
2015 |
8 |
2 |
31.3 |
15.71 |
15.94 |
0.23 |
|
<=== |
| Show |
|
|
20 02 26 +17 44 36 |
BPM 1948 BC |
2015 |
8 |
279 |
114.7 |
15.94 |
15.84 |
0.10 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Sagitta |
|
Gaia DR2 |
1821806384025065728 |
|
