15570+1726 HJ 2798 BC
15h 57m 02.14s +17° 27' 02.8" P.A. 30.00 sep 7.8 mag 11.09,10.70 Sp F5
Coord 2000 |
15570+1726 |
|
Discov num |
HJ 2798 |
|
Comp |
BC |
|
Coord arcsec 2000 |
15 57 02.14 +17 27 02.8 |
|
Date first |
1831 |
|
Date last |
2015 |
|
Obs |
17 |
|
Pa first |
35 |
|
Pa last |
29.9 |
|
P.A. Now (θ) |
29.9° |
|
Sep first |
6.0 |
|
Sep last |
7.761 |
|
Sep. Now (ρ) |
7.761" |
|
Mag pri |
11.09 |
|
Mag sec |
10.70 |
|
delta mag (ΔM) |
0.39 |
|
Spectral class |
F5 (yellow-white) |
|
Pri motion ra |
-007 |
|
Sec motion ra |
+009 |
|
Pri motion dec |
+012 |
|
Sec motion dec |
+022 |
|
Notes |
|
|
rPM=0.794
Nature of this double is uncertain.
15570+1726 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
15 57 03 +17 26 11 |
HJ 2798 AB |
2015 |
17 |
353 |
52.3 |
9.79 |
11.09 |
1.30 |
|
|
Show |
|
|
15 57 02 +17 27 03 |
HJ 2798 BC |
2015 |
17 |
30 |
7.8 |
11.09 |
10.70 |
0.39 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Serpens |
|
Tycho2 |
1496-00626-1 |
|
Gaia DR2 |
1202514018803169280 |
|
ADS |
9854 |
|
DM |
BD+17 2936 |
|