18573+3925 MLB 857
18h 57m 16.29s +39° 25' 22.2" P.A. 340.00 sep 4.7 mag 12.50,12.80
Coord 2000 |
18573+3925 |
|
Discov num |
MLB 857 |
|
Comp |
|
|
Coord arcsec 2000 |
18 57 16.29 +39 25 22.2 |
|
Date first |
1933 |
|
Date last |
2016 |
|
Obs |
10 |
|
Pa first |
341 |
|
Pa last |
339.6 |
|
P.A. Now (θ) |
339.6° |
|
Sep first |
4.1 |
|
Sep last |
4.659 |
|
Sep. Now (ρ) |
4.659" |
|
Mag pri |
12.50 |
|
Mag sec |
12.80 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
|
|
Pri motion ra |
+007 |
|
Sec motion ra |
-008 |
|
Pri motion dec |
-014 |
|
Sec motion dec |
+018 |
|
Notes |
|
|
rPM=1.794
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Lyra |
|
Gaia DR2 |
2103236486900120320 |
|