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
Comet69102457029.3350002460273.2390006 Jan 2015 20:02:24.00000024 Nov 2023 17:44:09.600000
Deep Sky600192456733.4344002460480.67319416 Mar 2014 22:25:32.16000019 Jun 2024 04:09:23.961600
Mixed3962456707.4588002459867.40277818 Feb 2014 23:00:40.32000014 Oct 2022 21:40:00.019200
None488212456469.4363002460474.41493125 Jun 2013 22:28:16.32000012 Jun 2024 21:57:30.038400
Solar212459349.1208002459351.34560014 May 2021 14:53:57.12000016 May 2021 20:17:39.840000
Variable Star13,979422456361.2847222460490.4377009 Mar 2013 18:49:59.98080028 Jun 2024 22:30:17.280000