thespacedoctor / sherlock

The QUB Transient Classifier
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GSC vs 2MASS - AT2022dh #150

Closed thespacedoctor closed 2 years ago

thespacedoctor commented 2 years ago

https://star.pst.qub.ac.uk/sne/atlas4/candidate/1015207700165532600/

True SN in a galaxy labelled as stellar in GSC (synonym) but also in 2MASS XSC as 01520776-1655319 (association)

The issue here is that the default algorithm is shipping with stop-search-on-synonym-match: True when for QUB processing we want this to be False. When false matching is correct:

Transient's Predicted Classification: SN
Suggested Associations:
+-------------------+-------+------------+------------------------------+----------------------+------------------------+---------------------------+-------------+--------------+-------------------+--------------------------+------------------+-----------+-------+---------+------------+--------+------------+---------+-----------------------------+--------------+
| association type  | rank  | rankScore  | catalogue table name         | catalogue object id  | catalogue object type  | catalogue object subtype  | raDeg       | decDeg       | separationArcsec  | physical separation kpc  | direct distance  | distance  | z     | photoZ  | photoZErr  | Mag    | MagFilter  | MagErr  | classification reliability  | merged rank  |
+-------------------+-------+------------+------------------------------+----------------------+------------------------+---------------------------+-------------+--------------+-------------------+--------------------------+------------------+-----------+-------+---------+------------+--------+------------+---------+-----------------------------+--------------+
| SN                | 1     | 2005.00    | SDSS/GSC/2MASS/PS1/GAIA      | 1237676672313983120  | galaxy                 | multiple                  | 28.0324839  | -16.9254429  | 0.56              |                          |                  |           |       | 0.06    | 0.01       | 16.40  | r          | 0.00    | association                 |              |
| VS                |       | 2005.00    | GSC v2.3                     | S0J9000122           | star                   | 0                         | 28.0323565  | -16.9254766  | 1.00              |                          |                  |           |       |         |            | 16.96  | B          | 0.13    | synonym                     | 1            |
| SN                |       | 2005.00    | 2MASS XSC                    | 01520776-1655319     | galaxy                 |                           | 28.032364   | -16.925528   | 1.07              |                          |                  |           |       |         |            | 14.02  | J          | 0.06    | association                 | 1            |
| SN                |       | 2005.00    | PanSTARRS DR1                | 87680280324389923    | galaxy                 |                           | 28.0324445  | -16.9254241  | 0.65              |                          |                  |           |       |         |            | 16.40  | r          | 0.00    | association                 | 1            |
| VS                |       | 2005.00    | 2MASS PSC                    | 01520778-1655315     | star                   |                           | 28.032454   | -16.925438   | 0.64              |                          |                  |           |       |         |            | 14.54  | J          | 0.06    | association                 | 1            |
| VS                |       | 2005.00    | Gaia DR2                     | 5142173548169760512  | star                   |                           | 28.0324701  | -16.9254592  | 0.63              |                          |                  |           |       |         |            | 17.79  | G          |         | association                 | 1            |
| SN                |       | 2005.00    | SDSS DR12 PhotoObjAll Table  | 1237676672313983120  | galaxy                 | 3                         | 28.0324839  | -16.9254429  | 0.56              |                          |                  |           |       | 0.06    | 0.01       | 16.05  | r          | 0.01    | association                 | 1            |
+-------------------+-------+------------+------------------------------+----------------------+------------------------+---------------------------+-------------+--------------+-------------------+--------------------------+------------------+-----------+-------+---------+------------+--------+------------+---------+-----------------------------+--------------+

ACTIONS: add stop-search-on-synonym-match: False to local ATLAS settings (done) and release hotfix for sherlock

thespacedoctor commented 2 years ago

Fixed with v2.2.1