18400+4346 BRT 1920
18h 40m 02.52s +43° 45' 53.5" P.A. 197.00 sep 2.9 mag 11.80,12.10
| Coord 2000 |
18400+4346 |
|
Discov num |
BRT1920 |
|
Comp |
|
|
Coord arcsec 2000 |
18 40 02.52 +43 45 53.5 |
|
| Date first |
1893 |
|
Date last |
2016 |
|
Obs |
7 |
|
| Pa first |
216 |
|
Pa last |
196.7 |
|
P.A. Now (θ) |
196.7° |
|
| Sep first |
2.6 |
|
Sep last |
2.925 |
|
Sep. Now (ρ) |
2.925" |
|
| Mag pri |
11.80 |
|
Mag sec |
12.10 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
|
|
| Pri motion ra |
-009 |
|
Sec motion ra |
-013 |
|
| Pri motion dec |
+002 |
|
Sec motion dec |
-026 |
|
| Notes |
R
(Red magnitudes) |
|
rPM=0.973
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Lyra |
|
Tycho2 |
3130-01388-1 |
|
Gaia DR2 |
2117127441925793536 |
|
