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

Entire Database Spectra Summary

Basic Summary
Summary by Year and Month
Summary by Object
Summary by Object (descending by number of spectra)
Summary by Observer
Summary by Spectrograph
Totals by Section
Totals by Section and Object Type
Totals by Section, Object Type and Subtype
Totals by Section and Object
Totals by Section and Observer

Totals by BAA Section

BAA SectionNumber of SpectraNumber of ObserversFirst Spectrum JDLatest Spectrum JDFirst Spectrum UTLatest Spectrum UT
Comet72102457029.3350002460606.6084266 Jan 2015 20:02:24.00000023 Oct 2024 02:36:08.006400
Deep Sky646192456733.4344002460691.66000016 Mar 2014 22:25:32.16000016 Jan 2025 03:50:24.000000
Mixed3962456707.4588002459867.40277818 Feb 2014 23:00:40.32000014 Oct 2022 21:40:00.019200
None687222456469.4363002460681.62907425 Jun 2013 22:28:16.3200006 Jan 2025 03:05:51.993600
Solar212459349.1208002459351.34560014 May 2021 14:53:57.12000016 May 2021 20:17:39.840000
Variable Star15,314452456361.2847222460699.5930679 Mar 2013 18:49:59.98080024 Jan 2025 02:14:00.988800