Discovery Date: 2020-03-28 06:39:54 UTC
Discovery MJD: 58936.28
Disc g-Mag: 18.85±0.08
Latest Date: 2020-05-11 05:50:35 UTC
Latest MJD: 58980.24
Latest r-Mag: 20.26±0.21
Transient Name Server
SN Ia SN2020exz
The transient was discovered on 24th March 2020 at 11:02:24 (MJD 58932.46) by ATLAS as ATLAS20iwi with a discovery magnitude of cyan = 19.28. It was subsequently classified as a SN Ia at z = 0.071.
Sherlock Contextual Classification
Prediction: Supernova
The transient is possibly associated with SDSS J115545.25+462839.9; an r=18.18 mag galaxy found in the SDSS/PS1 catalogues. It's located 3.19 arcsec N, 1.57 arcsec W (4.8 Kpc) from the galaxy centre. A host z=0.071 implies a m - M = 37.53.
Difference Image Lightcurves
Access the data from these plots in the ZTF Alert Packet Data table below. Double click on the plots to see the full lightcurve.
Learn how to interact with these plots.
Context Map
DECaLS Sky Browser
ZTF Alert Packet Data
| MJD | UTC | Filter | unforced mag | unforced mag status | forced flux (μJy) | images | alert packet |
|---|---|---|---|---|---|---|---|
| 58980.243472 | 2020-05-11 05:50:35 | r | 20.260 ± 0.208 | +ve | target ref diff | data | |
| 58974.264676 | 2020-05-05 06:21:07 | r | 19.744 ± 0.193 | +ve | target ref diff | data | |
| 58974.240926 | 2020-05-05 05:46:55 | r | 19.358 ± 0.151 | +ve | target ref diff | data | |
| 58971.164664 | 2020-05-02 03:57:07 | r | 19.468 ± 0.134 | +ve | target ref diff | data | |
| 58968.278507 | 2020-04-29 06:41:02 | g | 20.571 ± 0.259 | +ve | target ref diff | data | |
| 58968.263310 | 2020-04-29 06:19:10 | g | 20.917 ± 0.372 | +ve | target ref diff | data | |
| 58968.197512 | 2020-04-29 04:44:25 | r | 19.421 ± 0.128 | +ve | target ref diff | data | |
| 58965.279236 | 2020-04-26 06:42:05 | r | 19.331 ± 0.126 | +ve | target ref diff | data | |
| 58965.238980 | g | 20.832 | limit | ||||
| 58962.259653 | 2020-04-23 06:13:54 | r | 19.233 ± 0.108 | +ve | target ref diff | data | |
| 58962.240764 | 2020-04-23 05:46:42 | g | 20.287 ± 0.178 | +ve | target ref diff | data | |
| 58956.283264 | 2020-04-17 06:47:54 | r | 19.075 ± 0.090 | +ve | target ref diff | data | |
| 58954.304063 | 2020-04-15 07:17:51 | g | 19.469 ± 0.143 | +ve | target ref diff | data | |
| 58954.243982 | 2020-04-15 05:51:20 | r | 19.050 ± 0.102 | +ve | target ref diff | data | |
| 58944.348414 | 2020-04-05 08:21:43 | r | 18.474 ± 0.094 | +ve | target ref diff | data | |
| 58939.367396 | 2020-03-31 08:49:02 | r | 18.607 ± 0.175 | +ve | target ref diff | data | |
| 58939.342836 | 2020-03-31 08:13:40 | g | 18.792 ± 0.126 | +ve | target ref diff | data | |
| 58936.277720 | 2020-03-28 06:39:54 | g | 18.854 ± 0.084 | +ve | target ref diff | data | |
| 58915.407810 | r | 19.472 | limit | ||||
| 58915.240250 | g | 19.404 | limit | ||||
| 58914.348530 | r | 19.981 | limit | ||||
| 58914.237510 | g | 18.075 | limit | ||||
| 58913.432080 | r | 19.847 | limit | ||||
| 58913.307600 | g | 20.031 | limit | ||||
| 58912.429130 | r | 20.426 | limit | ||||
| 58912.278880 | g | 20.127 | limit | ||||
| 58911.389340 | g | 20.353 | limit | ||||
| 58911.245350 | r | 19.638 | limit | ||||
| 58909.269790 | g | 19.703 | limit | ||||
| 58908.446380 | r | 20.604 | limit | ||||
| 58908.327990 | g | 20.713 | limit | ||||
| 58906.452790 | r | 20.260 | limit | ||||
| 58906.295590 | g | 20.368 | limit |
| MJD | filter | unforced_mag | unforced_mag_error | unforced_mag_status | forced_ujy | forced_ujy_error |
|---|---|---|---|---|---|---|
| 58980.243472 | r | 20.260 | 0.208 | positive | ||
| 58974.264676 | r | 19.744 | 0.193 | positive | ||
| 58974.240926 | r | 19.358 | 0.151 | positive | ||
| 58971.164664 | r | 19.468 | 0.134 | positive | ||
| 58968.278507 | g | 20.571 | 0.259 | positive | ||
| 58968.263310 | g | 20.917 | 0.372 | positive | ||
| 58968.197512 | r | 19.421 | 0.128 | positive | ||
| 58965.279236 | r | 19.331 | 0.126 | positive | ||
| 58965.238980 | g | 20.832 | limit | |||
| 58962.259653 | r | 19.233 | 0.108 | positive | ||
| 58962.240764 | g | 20.287 | 0.178 | positive | ||
| 58956.283264 | r | 19.075 | 0.090 | positive | ||
| 58954.304063 | g | 19.469 | 0.143 | positive | ||
| 58954.243982 | r | 19.050 | 0.102 | positive | ||
| 58944.348414 | r | 18.474 | 0.094 | positive | ||
| 58939.367396 | r | 18.607 | 0.175 | positive | ||
| 58939.342836 | g | 18.792 | 0.126 | positive | ||
| 58936.277720 | g | 18.854 | 0.084 | positive | ||
| 58915.407810 | r | 19.472 | limit | |||
| 58915.240250 | g | 19.404 | limit | |||
| 58914.348530 | r | 19.981 | limit | |||
| 58914.237510 | g | 18.075 | limit | |||
| 58913.432080 | r | 19.847 | limit | |||
| 58913.307600 | g | 20.031 | limit | |||
| 58912.429130 | r | 20.426 | limit | |||
| 58912.278880 | g | 20.127 | limit | |||
| 58911.389340 | g | 20.353 | limit | |||
| 58911.245350 | r | 19.638 | limit | |||
| 58909.269790 | g | 19.703 | limit | |||
| 58908.446380 | r | 20.604 | limit | |||
| 58908.327990 | g | 20.713 | limit | |||
| 58906.452790 | r | 20.260 | limit | |||
| 58906.295590 | g | 20.368 | limit |
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