15570+2002 HJ 2799
15h 56m 57.69s +20° 02' 18.0" P.A. 315.00 sep 15.0 mag 8.31,18.30 Sp F2 dist. 94.61 pc (308.62 l.y.)
Coord 2000 |
15570+2002 |
|
Discov num |
HJ 2799 |
|
Comp |
|
|
Coord arcsec 2000 |
15 56 57.69 +20 02 18.0 |
|
Date first |
1830 |
|
Date last |
1830 |
|
Obs |
1 |
|
Pa first |
315 |
|
Pa last |
315 |
|
P.A. Now (θ) |
315° |
|
Sep first |
15.0 |
|
Sep last |
15 |
|
Sep. Now (ρ) |
15" |
|
Mag pri |
8.31 |
|
Mag sec |
18.30 |
|
delta mag (ΔM) |
9.99 |
|
Spectral class |
F2 (yellow-white) |
|
Pri motion ra |
-028 |
|
Sec motion ra |
|
|
Pri motion dec |
+004 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Serpens |
|
SAO |
84090 |
|
HIP |
78110 |
|
Tycho2 |
1502-00062-1 |
|
Gaia DR2 |
1204204380490979072 |
|
HD |
142979 |
|
BD |
BD+20 3172 |
|
Distance |
94.61 |
|
Distance ly |
308.62 |
|