18300+0114 EIR 1 AB
18h 29m 57.74s +01° 14' 05.7" P.A. 10.00 sep 1.6 mag 18.10,19.70
Coord 2000 |
18300+0114 |
|
Discov num |
EIR 1 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 29 57.74 +01 14 05.7 |
|
Date first |
1984 |
|
Date last |
2003 |
|
Obs |
5 |
|
Pa first |
10 |
|
Pa last |
10.2 |
|
P.A. Now (θ) |
10.2° |
|
Sep first |
1.7 |
|
Sep last |
1.58 |
|
Sep. Now (ρ) |
1.58" |
|
Mag pri |
18.10 |
|
Mag sec |
19.70 |
|
delta mag (ΔM) |
1.6 |
|
Spectral class |
|
|
Pri motion ra |
+076 |
|
Sec motion ra |
|
|
Pri motion dec |
-263 |
|
Sec motion dec |
|
|
Notes |
R
(Red magnitudes) |
|
Nature of this double is uncertain.
18300+0114 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
18 29 58 +01 14 06 |
DCH 99 Aa,Ab |
2003 |
1 |
284 |
0.3 |
18.10 |
22.10 |
4.00 |
|
|
Show |
|
|
18 29 58 +01 14 06 |
EIR 1 AB |
2003 |
5 |
10 |
1.6 |
18.10 |
19.70 |
1.60 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Serpens |
|
Gaia DR2 |
4273720028365218176 |
|