18207+5330 TDT 808
18h 20m 39.49s +53° 29' 34.0" P.A. 271.00 sep 2.2 mag 10.98,13.71
Coord 2000 |
18207+5330 |
|
Discov num |
TDT 808 |
|
Comp |
|
|
Coord arcsec 2000 |
18 20 39.49 +53 29 34.0 |
|
Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
Pa first |
271 |
|
Pa last |
270.7 |
|
P.A. Now (θ) |
270.7° |
|
Sep first |
2.2 |
|
Sep last |
2.21 |
|
Sep. Now (ρ) |
2.21" |
|
Mag pri |
10.98 |
|
Mag sec |
13.71 |
|
delta mag (ΔM) |
2.73 |
|
Spectral class |
|
|
Pri motion ra |
+004 |
|
Sec motion ra |
+004 |
|
Pri motion dec |
-003 |
|
Sec motion dec |
-003 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Draco |
|
Tycho2 |
3904-00796-1 |
|
Gaia DR2 |
2148681948172473984 |
|