BAA Logo British Astronomical Association
Supporting amateur astronomers since 1890
Spectrum of AC Her by Hugh Allen Home Login
Help Objects

Observation Summary for alf CrB

alf CrB: Eclipsing Binary Star
Total Number of Spectra:37
First Spectrum:JD 2457988.710300\23 Aug 2017 05:02:49.920000 UT
Latest Spectrum:JD 2460744.054537\9 Mar 2025 13:18:31.996800 UT

Back to Basic Summary

Summary by Observer

Observer IdObserver NameNumber of SpectraFirst Spectrum JD / UTLatest Spectrum JD / UT
FJQJ Foster372457988.710300
23 Aug 2017 05:02:49.920000
2460744.054537
9 Mar 2025 13:18:31.996800