19458+2720 HEI 815 AB
19h 45m 47.87s +27° 20' 10.7" P.A. 298.00 sep 2.1 mag 11.93,12.80
| Coord 2000 |
19458+2720 |
|
Discov num |
HEI 815 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 45 47.87 +27 20 10.7 |
|
| Date first |
1970 |
|
Date last |
2018 |
|
Obs |
6 |
|
| Pa first |
292 |
|
Pa last |
297.5 |
|
P.A. Now (θ) |
297.5° |
|
| Sep first |
1.9 |
|
Sep last |
2.098 |
|
Sep. Now (ρ) |
2.098" |
|
| Mag pri |
11.93 |
|
Mag sec |
12.80 |
|
delta mag (ΔM) |
0.87 |
|
Spectral class |
|
|
| Pri motion ra |
+005 |
|
Sec motion ra |
|
|
| Pri motion dec |
-012 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
19458+2720 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
19 45 48 +27 20 11 |
HEI 815 AB |
2018 |
6 |
298 |
2.1 |
11.93 |
12.80 |
0.87 |
|
<=== |
| Show |
|
|
19 45 48 +27 20 11 |
HEI 815 AC |
2018 |
8 |
79 |
75.7 |
11.93 |
13.28 |
1.35 |
|
|
| Show |
|
|
19 45 53 +27 20 25 |
HEI 815 CD |
2018 |
7 |
307 |
3.9 |
13.28 |
14.20 |
0.92 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Tycho2 |
2147-01348-1 |
|
Gaia DR2 |
2028077651633439104 |
|
