FF Aql
Excellent (68/100)
HIP 93124
VariableStar
Aquila
(Aql)
Visible
Level 2
Small telescope (4") - Monitor brightness changes
Physical Properties
Magnitude
5.38
Range
5.18 - 5.51
Period
4.5 days
Variable Type
Classical Cepheid (First Overtone)
Spectral Type
F8Ib
Star Color
Orange
(B-V 0.80)
Position & Identifiers
RA
18h 58m 14.7s
Dec
+17° 21' 39.0"
Constellation
Aquila
(Aql)
HR
7165
HIP
93124
Variable ID
FF Aql
Double Cat
11884
Querying VizieR catalog...
Visibility
Set a location in User Settings to see visibility data.
Light Curve
Comparison Stars for FF Aql (5.2–5.7)
Nearby stable stars for estimating brightness (AAVSO)
Loading comparison stars…
Size Comparison
Querying VizieR for stellar data…
Compare Stars
Stellar Lifecycle
Spectral Classification
Hertzsprung-Russell Diagram
Loading HR diagram…
Blackbody Spectrum
Stellar Absorption Spectrum
Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.
Stellar Fusion
Stellar Notes
ADS 11884A, CDelta 5.18 - 5.68V, 4.470916d. Magnetic field. Possible blue companion.
Companion blue star?
1435d, K 3.5k/s, V0 -17.4k/s, asini 69.1. RV may also vary in 4109d.
Survey Image
Loading survey image…