18552+2842 MLB 693 AB
18h 55m 17.57s +28° 42' 00.9" P.A. 176.00 sep 6.5 mag 12.00,14.10
| Coord 2000 |
18552+2842 |
|
Discov num |
MLB 693 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 55 17.57 +28 42 00.9 |
|
| Date first |
1931 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
188 |
|
Pa last |
176.2 |
|
P.A. Now (θ) |
176.2° |
|
| Sep first |
4.9 |
|
Sep last |
6.516 |
|
Sep. Now (ρ) |
6.516" |
|
| Mag pri |
12.00 |
|
Mag sec |
14.10 |
|
delta mag (ΔM) |
2.1 |
|
Spectral class |
|
|
| Pri motion ra |
-006 |
|
Sec motion ra |
-007 |
|
| Pri motion dec |
+008 |
|
Sec motion dec |
-029 |
|
| Notes |
|
|
rPM=1.241
This double is not physical.
18552+2842 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
18 55 18 +28 42 01 |
MLB 693 AB |
2015 |
7 |
176 |
6.5 |
12.00 |
14.10 |
2.10 |
|
<=== |
| Show |
|
|
18 55 18 +28 42 01 |
MLB 693 AC |
2015 |
8 |
154 |
9.5 |
12.00 |
13.70 |
1.70 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Lyra |
|
Gaia DR2 |
2040464058100123520 |
|
