18570-0333 HJ 872 AB,C
18h 56m 55.28s -03° 33' 01.3" P.A. 53.00 sep 12.8 mag 10.33,12.19 Sp B
Coord 2000 |
18570-0333 |
|
Discov num |
HJ 872 |
|
Comp |
AB,C |
|
Coord arcsec 2000 |
18 56 55.28 -03 33 01.3 |
|
Date first |
1827 |
|
Date last |
2015 |
|
Obs |
10 |
|
Pa first |
55 |
|
Pa last |
52.6 |
|
P.A. Now (θ) |
52.6° |
|
Sep first |
8.0 |
|
Sep last |
12.82 |
|
Sep. Now (ρ) |
12.82" |
|
Mag pri |
10.33 |
|
Mag sec |
12.19 |
|
delta mag (ΔM) |
1.86 |
|
Spectral class |
B (blue-white) |
|
Pri motion ra |
+001 |
|
Sec motion ra |
+000 |
|
Pri motion dec |
-002 |
|
Sec motion dec |
-006 |
|
Notes |
|
|
rPM=0.687
Nature of this double is uncertain.
18570-0333 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
18 56 55 -03 33 01 |
RST 4610 AB |
2013 |
6 |
311 |
0.5 |
10.90 |
11.06 |
0.16 |
|
|
Show |
|
|
18 56 55 -03 33 01 |
HJ 872 AB,C |
2015 |
10 |
53 |
12.8 |
10.33 |
12.19 |
1.86 |
|
<=== |
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Aquila |
|
Tycho2 |
5119-00814-1 |
|
Gaia DR2 |
4255574302637872000 |
|