20042+4234 HJ 2929 AB
20h 04m 11.35s +42° 31' 09.6" P.A. 235.00 sep 14.3 mag 12.30,12.80
| Coord 2000 |
20042+4234 |
|
Discov num |
HJ 2929 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 04 11.35 +42 31 09.6 |
|
| Date first |
1831 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
289 |
|
Pa last |
235.3 |
|
P.A. Now (θ) |
235.3° |
|
| Sep first |
12.0 |
|
Sep last |
14.287 |
|
Sep. Now (ρ) |
14.287" |
|
| Mag pri |
12.30 |
|
Mag sec |
12.80 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
|
|
| Pri motion ra |
-002 |
|
Sec motion ra |
-002 |
|
| Pri motion dec |
-007 |
|
Sec motion dec |
-008 |
|
| Notes |
|
|
rPM=0.121 (< 0.3, Physical double)
This double is physical.
20042+4234 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 04 11 +42 31 10 |
HJ 2929 AB |
2015 |
9 |
235 |
14.3 |
12.30 |
12.80 |
0.50 |
|
<=== |
| Show |
|
|
20 04 11 +42 30 42 |
NSN 727 CB |
2016 |
8 |
349 |
23.2 |
10.08 |
13.16 |
3.08 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
