Discovery Date: 2019-05-31 04:21:09 UTC
Discovery MJD: 58634.18
Disc r-Mag: 18.82±0.09
Latest Date: 2019-06-28 04:25:15 UTC
Latest MJD: 58662.18
Latest r-Mag: 19.29±0.16
Transient Name Server
SN Ia SN2019gef
The transient was discovered on 31st May 2019 at 04:21:10 (MJD 58634.18) by ZTF as ZTF19aavqoyu with a discovery magnitude of g = 18.70. It was subsequently classified as a SN Ia at z = 0.090.
Sherlock Contextual Classification
Prediction: Supernova
The transient is possibly associated with SDSS J095458.01+372259.2; an r=20.84 mag galaxy found in the SDSS/PS1 catalogues. It's located 1.04 arcsec S, 0.20 arcsec W from the galaxy centre.
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.
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Context Map
DECaLS Sky Browser
ZTF Alert Packet Data
| MJD | UTC | Filter | unforced mag | unforced mag status | forced flux (μJy) | images | alert packet |
|---|---|---|---|---|---|---|---|
| 58662.184201 | 2019-06-28 04:25:15 | r | 19.293 ± 0.158 | +ve | target ref diff | data | |
| 58649.220336 | 2019-06-15 05:17:16 | r | 18.750 ± 0.128 | +ve | target ref diff | data | |
| 58649.177188 | 2019-06-15 04:15:09 | g | 18.769 ± 0.167 | +ve | target ref diff | data | |
| 58646.214433 | 2019-06-12 05:08:47 | r | 18.657 ± 0.125 | +ve | target ref diff | data | |
| 58646.191458 | 2019-06-12 04:35:41 | g | 18.622 ± 0.133 | +ve | target ref diff | data | |
| 58643.244826 | 2019-06-09 05:52:33 | r | 18.567 ± 0.098 | +ve | target ref diff | data | |
| 58643.172049 | 2019-06-09 04:07:44 | g | 18.514 ± 0.085 | +ve | target ref diff | data | |
| 58640.224687 | 2019-06-06 05:23:32 | r | 18.660 ± 0.093 | +ve | target ref diff | data | |
| 58640.175660 | 2019-06-06 04:12:56 | g | 18.542 ± 0.101 | +ve | target ref diff | data | |
| 58637.241678 | 2019-06-03 05:48:00 | g | 18.477 ± 0.087 | +ve | target ref diff | data | |
| 58637.174479 | 2019-06-03 04:11:15 | r | 18.699 ± 0.079 | +ve | target ref diff | data | |
| 58634.204016 | 2019-05-31 04:53:46 | g | 18.695 ± 0.084 | +ve | target ref diff | data | |
| 58634.181366 | 2019-05-31 04:21:09 | r | 18.823 ± 0.085 | +ve | target ref diff | data | |
| 58617.227180 | r | 19.855 | limit | ||||
| 58617.185390 | g | 19.891 | limit | ||||
| 58612.198070 | r | 20.566 | limit | ||||
| 58612.177420 | g | 20.766 | limit | ||||
| 58608.219610 | r | 20.455 | limit | ||||
| 58608.193110 | g | 20.739 | limit | ||||
| 58605.214100 | g | 20.800 | limit |
| MJD | filter | unforced_mag | unforced_mag_error | unforced_mag_status | forced_ujy | forced_ujy_error |
|---|---|---|---|---|---|---|
| 58662.184201 | r | 19.293 | 0.158 | positive | ||
| 58649.220336 | r | 18.750 | 0.128 | positive | ||
| 58649.177188 | g | 18.769 | 0.167 | positive | ||
| 58646.214433 | r | 18.657 | 0.125 | positive | ||
| 58646.191458 | g | 18.622 | 0.133 | positive | ||
| 58643.244826 | r | 18.567 | 0.098 | positive | ||
| 58643.172049 | g | 18.514 | 0.085 | positive | ||
| 58640.224687 | r | 18.660 | 0.093 | positive | ||
| 58640.175660 | g | 18.542 | 0.101 | positive | ||
| 58637.241678 | g | 18.477 | 0.087 | positive | ||
| 58637.174479 | r | 18.699 | 0.079 | positive | ||
| 58634.204016 | g | 18.695 | 0.084 | positive | ||
| 58634.181366 | r | 18.823 | 0.085 | positive | ||
| 58617.227180 | r | 19.855 | limit | |||
| 58617.185390 | g | 19.891 | limit | |||
| 58612.198070 | r | 20.566 | limit | |||
| 58612.177420 | g | 20.766 | limit | |||
| 58608.219610 | r | 20.455 | limit | |||
| 58608.193110 | g | 20.739 | limit | |||
| 58605.214100 | g | 20.800 | limit |
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