18533+4030 DEA 143
18h 53m 21.09s +40° 30' 04.4" P.A. 23.00 sep 7.7 mag 11.30,17.80
Coord 2000 |
18533+4030 |
|
Discov num |
DEA 143 |
|
Comp |
|
|
Coord arcsec 2000 |
18 53 21.09 +40 30 04.4 |
|
Date first |
1999 |
|
Date last |
2015 |
|
Obs |
7 |
|
Pa first |
24 |
|
Pa last |
22.7 |
|
P.A. Now (θ) |
22.7° |
|
Sep first |
7.7 |
|
Sep last |
7.721 |
|
Sep. Now (ρ) |
7.721" |
|
Mag pri |
11.30 |
|
Mag sec |
17.80 |
|
delta mag (ΔM) |
6.5 |
|
Spectral class |
|
|
Pri motion ra |
-064 |
|
Sec motion ra |
-059 |
|
Pri motion dec |
-008 |
|
Sec motion dec |
-007 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.079 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Lyra |
|
Tycho2 |
3123-01120-1 |
|
Gaia DR2 |
2103575892395095040 |
|