19503+0713 A 2994 A,BC (HD 187553)
19h 50m 15.93s +07° 13' 04.5" P.A. 273.00 sep 5.7 mag 10.43,10.92 Sp A3
Coord 2000 |
19503+0713 |
|
Discov num |
A 2994 |
|
Comp |
A,BC |
|
Coord arcsec 2000 |
19 50 15.93 +07 13 04.5 |
|
Date first |
1894 |
|
Date last |
2015 |
|
Obs |
22 |
|
Pa first |
285 |
|
Pa last |
272.7 |
|
P.A. Now (θ) |
272.7° |
|
Sep first |
6.2 |
|
Sep last |
5.733 |
|
Sep. Now (ρ) |
5.733" |
|
Mag pri |
10.43 |
|
Mag sec |
10.92 |
|
delta mag (ΔM) |
0.49 |
|
Spectral class |
A3 (white) |
|
Pri motion ra |
-004 |
|
Sec motion ra |
-003 |
|
Pri motion dec |
-013 |
|
Sec motion dec |
-009 |
|
Notes |
N
(See Notes) |
|
rPM=0.303
Nature of this double is uncertain.
19503+0713 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 187553 |
|
19 50 16 +07 13 04 |
A 2994 A,BC |
2015 |
22 |
273 |
5.7 |
10.43 |
10.92 |
0.49 |
|
<=== |
Show |
|
|
19 50 16 +07 13 05 |
A 2994 BC |
2009 |
8 |
200 |
0.4 |
10.20 |
10.20 |
0.00 |
|
|
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 187553 |
|
Constellation |
Aquila |
|
Tycho2 |
0492-01119-1 |
|
Gaia DR2 |
4297760403443511296 |
|
HD |
187553 |
|