18449+0253 HEI 562
18h 44m 54.20s +02° 53' 25.7" P.A. 253.00 sep 0.4 mag 10.30,10.40 Sp F8
Coord 2000 |
18449+0253 |
|
Discov num |
HEI 562 |
|
Comp |
|
|
Coord arcsec 2000 |
18 44 54.20 +02 53 25.7 |
|
Date first |
1989 |
|
Date last |
2013 |
|
Obs |
4 |
|
Pa first |
248 |
|
Pa last |
252.5 |
|
P.A. Now (θ) |
252.5° |
|
Sep first |
0.4 |
|
Sep last |
0.381 |
|
Sep. Now (ρ) |
0.381" |
|
Mag pri |
10.30 |
|
Mag sec |
10.40 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
F8 (yellow-white) |
|
Pri motion ra |
+003 |
|
Sec motion ra |
|
|
Pri motion dec |
+000 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Serpens |
|
Tycho2 |
0451-00931-1 |
|
Gaia DR2 |
4280142619378768640 |
|