Filters
Filters are used to select out subsets of transients of interest to Lasair users. Filters are written as SQL queries, created by users, to match against past transient events found in the Lasair database and saved filters will dyamically match against future events.
Public Gallery
Filters submitted to the public gallery by other Lasair users. You can view matches or copy individual filters into your own collection.
| Name | Active | Owner | Description | Created |
|---|---|---|---|---|
| lasair_tutorial_mega_stream | ✓ |  Heloise Stevance |
This filter is used in the Lasair Github tutorials to demons ... more | 2026-02-24 09:26:07 |
| Gaia DDF Stars | ✓ |  James Davenport |
Variable Gaia stars observed in the Rubin Deep Drilling Fiel ... more | 2026-02-24 22:25:42 |
| lightweight_lite | ✓ |  Super User |
lightweight, lite lightcurve | 2026-02-20 13:31:06 |
| absolute magnitude | ✓ |  Lasair Resources |
If the object has a host galaxy with z or photoZ, this is th ... more | 2026-01-18 08:58:57 |
| AT from TNS | ✓ |  Andrea Reguitti |
Getting AT from TNS, crossmatched with Lasair. Lasair keeps ... more | 2026-02-25 15:17:18 |
| BBB parameters | ✓ | Lasair Resources |
Fitting a 2D time-wavelength model to the lightcurve., with ... more | 2026-01-18 08:53:48 |
| ExtraGalactic_NewsLetter_lvra | ✓ | Heloise Stevance |
(IN DEV!) Extra-Galactic Transient candidates received in th ... more | 2026-02-24 15:41:12 |
| Flux jump from white dwarfs | ✓ | Lasair Resources |
Use the jump1/jump2 lightcurve feature combined with the wat ... more | 2025-04-25 12:03:08 |
| lasair_tutorial_standard_stream | ✓ | Heloise Stevance |
This filter is used in the Lasair Github tutorials to demons ... more | 2026-02-24 09:24:00 |
| Nuclear transients | ✓ | Lasair Resources |
Select those where the bazinBlackBody fit has converged, and ... more | 2025-04-25 11:58:41 |
| Single night transients | ✓ |  Mike Brown |
Positive transients that appear on a single night only with ... more | 2026-02-26 15:24:44 |
| SN Ia from TNS | ✓ | Andrea Reguitti |
Getting SNe type Ia from TNS, crossmatched with Lasair. Lasa ... more | 2026-02-25 13:10:02 |
| SN II from TNS | ✓ | Lasair Resources |
Getting SNe type II from TNS, crossmatched with Lasair. Lasa ... more | 2025-04-30 12:53:24 |
| Equatorial strip candidates | ✓ | Andrea Reguitti |
Targets brighter than mag 19 and at dec>-10 | 2026-02-26 10:29:39 |
| Gaia Alert Stars | ✓ | James Davenport |
A detailed description of your filter. | 2026-02-24 22:51:55 |
| Gaia Jump Stars | ✓ | James Davenport |
Well sampled stars from the deep drilling fields, with cross ... more | 2026-02-25 03:06:22 |
| RR Lyrae Color Cuts | ✓ | Sam Charney |
Inspired by the SDSS color cuts, transformed to LSST bands. | 2026-02-28 00:25:14 |
| Slow Nuclear transients | ✓ |  Phil Wiseman |
Based on the r0b_lvra filter, designed for slow nuclear tran ... more | 2026-02-25 11:31:53 |
| GC SNe | James Davenport |
Supernovae going off near globular clusters | 2026-02-24 21:50:02 | |
| jump detection | Lasair Resources |
Looks for 5-sigma jumps in the difference flux | 2026-01-18 09:05:16 | |
| needle_input_filter_test | xinyue sheng |
A detailed description of your filter. | 2024-09-05 17:16:45 | |
| pair colour | Lasair Resources |
Finds colour and fits blackbody temperature from the most re ... more | 2026-01-18 09:09:16 | |
| Supernovae near (but not in core of) galaxies | Michael Wood-Vasey |
Find supernova near known galaxies with a prejudice against ... more | 2026-02-25 01:26:11 | |
| Test Filter |  Dan Ryczanowski |
Test | 2025-05-07 10:42:34 |
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Start with our documentation on readthedocs, you might find the FAQ section especially useful.
If you still have questions, want to report a bug, or make a feature request, please reach out to us on the Lasair topic on the Rubin Community pages.
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