00427+4322 BRT 71 AB
00h 42m 41.15s +43° 21' 13.1" P.A. 320.00 sep 3.7 mag 9.80,10.90
| Coord 2000 |
00427+4322 |
|
Discov num |
BRT 71 |
|
Comp |
AB |
|
Coord arcsec 2000 |
00 42 41.15 +43 21 13.1 |
|
| Date first |
1893 |
|
Date last |
2017 |
|
Obs |
6 |
|
| Pa first |
316 |
|
Pa last |
319.7 |
|
P.A. Now (θ) |
319.7° |
|
| Sep first |
3.6 |
|
Sep last |
3.699 |
|
Sep. Now (ρ) |
3.699" |
|
| Mag pri |
9.80 |
|
Mag sec |
10.90 |
|
delta mag (ΔM) |
1.1 |
|
Spectral class |
|
|
| Pri motion ra |
-010 |
|
Sec motion ra |
-008 |
|
| Pri motion dec |
+006 |
|
Sec motion dec |
+006 |
|
| Notes |
|
|
rPM=0.171 (< 0.3, Physical double)
This double is physical.
00427+4322 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
00 42 41 +43 21 13 |
BRT 71 Aa,Ab |
2017 |
3 |
65 |
0.6 |
12.10 |
12.40 |
0.30 |
|
|
| Show |
|
|
00 42 41 +43 21 13 |
BRT 71 AB |
2017 |
6 |
320 |
3.7 |
9.80 |
10.90 |
1.10 |
|
<=== |
| Show |
|
|
00 42 41 +43 21 13 |
BRT 71 AC |
2017 |
3 |
312 |
3.9 |
9.80 |
|
|
|
|
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
