Discovery Date: 2026-01-28 11:17:13 UTC
Discovery MJD: 61068.47
Disc g-Mag: 19.71±0.19
Latest Date: 2026-02-05 11:36:26 UTC
Latest MJD: 61076.48
Latest r-Mag: 19.03±0.12
Transient Name Server
AT2026bsz
The transient was discovered on 28th January 2026 at 09:36:59 (MJD 61068.40) by ZTF as ZTF26aaecsng with a discovery magnitude of r = 19.51..
Sherlock Contextual Classification
Prediction: Supernova
The transient is possibly associated with SDSS J131812.11+284502.4; an r=18.04 mag galaxy found in the SDSS/PS1 catalogues. Its located 8.88" N, 3.83" E (6.8 Kpc) from the galaxy centre. A host z=0.035 implies a m - M = 35.94.
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 |
|---|---|---|---|---|---|---|---|
| 61076.483634 | 2026-02-05 11:36:26 | r | 19.035 ± 0.119 | +ve | target ref diff | data | |
| 61076.413125 | 2026-02-05 09:54:54 | g | 19.309 ± 0.173 | +ve | 66.6 ± 7.9 | target ref diff | data |
| 61075.441863 | 2026-02-04 10:36:16 | g | 19.262 | limit | |||
| 61075.390683 | 2026-02-04 09:22:35 | r | 19.116 | limit | 85.0 ± 10.3 | ||
| 61074.528021 | 2026-02-03 12:40:20 | r | 19.378 | limit | 83.7 ± 9.4 | ||
| 61074.502176 | 2026-02-03 12:03:07 | g | 19.326 | limit | 58.2 ± 9.6 | ||
| 61073.467627 | 2026-02-02 11:13:22 | r | 18.457 | limit | |||
| 61073.409421 | 2026-02-02 09:49:34 | g | 19.041 | limit | 45.3 ± 13.9 | ||
| 61072.526412 | 2026-02-01 12:38:01 | r | 19.120 ± 0.142 | +ve | 81.4 ± 7.1 | target ref diff | data |
| 61072.477234 | 2026-02-01 11:27:13 | g | 19.331 ± 0.235 | +ve | 66.1 ± 9.1 | target ref diff | data |
| 61071.508623 | 2026-01-31 12:12:25 | r | 19.314 | limit | |||
| 61071.456076 | 2026-01-31 10:56:45 | g | 19.283 | limit | 67.5 ± 10.8 | ||
| 61070.553484 | 2026-01-30 13:17:01 | g | 20.190 | limit | 53.9 ± 4.5 | ||
| 61070.447893 | 2026-01-30 10:44:57 | r | 19.599 | limit | 66.1 ± 7.3 | ||
| 61069.506956 | 2026-01-29 12:10:00 | g | 20.083 | limit | 63.4 ± 5.1 | ||
| 61069.478727 | 2026-01-29 11:29:22 | r | 19.724 | limit | 74.3 ± 6.9 | ||
| 61068.470301 | 2026-01-28 11:17:13 | g | 19.712 ± 0.191 | +ve | 48.3 ± 3.5 | target ref diff | data |
| 61066.558264 | 2026-01-26 13:23:54 | g | 20.479 | limit | 6.7 ± 3.5 | ||
| 61066.464398 | 2026-01-26 11:08:43 | r | 18.375 | limit | |||
| 61065.462361 | 2026-01-25 11:05:47 | r | 20.417 | limit | -1.1 ± 3.6 | ||
| 61065.434375 | 2026-01-25 10:25:30 | g | 20.358 | limit | 4.6 ± 4.0 | ||
| 61061.540891 | 2026-01-21 12:58:53 | r | 19.536 | limit | |||
| 61061.508831 | 2026-01-21 12:12:42 | g | 19.913 | limit | |||
| 61060.483715 | 2026-01-20 11:36:33 | r | 20.527 | limit | -0.5 ± 2.9 | ||
| 61060.430266 | 2026-01-20 10:19:35 | g | 20.595 | limit | -0.9 ± 3.1 | ||
| 61059.486389 | 2026-01-19 11:40:24 | r | 20.590 | limit | |||
| 61059.403935 | 2026-01-19 09:41:40 | g | 20.538 | limit | 2.5 ± 3.2 | ||
| 61058.484444 | 2026-01-18 11:37:35 | r | 20.260 | limit | 4.3 ± 3.9 | ||
| 61058.446470 | 2026-01-18 10:42:54 | g | 20.493 | limit | 6.4 ± 3.1 | ||
| 61057.487720 | 2026-01-17 11:42:18 | r | 19.469 | limit | |||
| 61057.451806 | 2026-01-17 10:50:36 | g | 19.916 | limit | 2.0 ± 5.5 | ||
| 61056.486690 | 2026-01-16 11:40:49 | r | 20.295 | limit | 2.8 ± 3.7 | ||
| 61056.413252 | 2026-01-16 09:55:04 | g | 20.292 | limit | 3.6 ± 4.2 | ||
| 61055.540857 | 2026-01-15 12:58:50 | g | 20.166 | limit | -6.4 ± 4.3 | ||
| 61055.496343 | 2026-01-15 11:54:44 | r | 20.162 | limit | 3.4 ± 4.1 | ||
| 61054.540891 | 2026-01-14 12:58:53 | r | 20.352 | limit | 12.9 ± 3.5 | ||
| 61054.486794 | 2026-01-14 11:40:59 | g | 20.526 | limit | 2.1 ± 3.2 | ||
| 61053.486215 | 2026-01-13 11:40:09 | r | 20.056 | limit | 10.4 ± 4.8 | ||
| 61053.447130 | 2026-01-13 10:43:51 | g | 19.903 | limit | 15.7 ± 5.5 | ||
| 61052.532986 | 2026-01-12 12:47:29 | g | 19.999 | limit | 0.6 ± 5.0 | ||
| 61052.504016 | 2026-01-12 12:05:47 | r | 19.878 | limit | -5.2 ± 5.6 | ||
| 61051.526562 | 2026-01-11 12:38:15 | g | 19.761 | limit | |||
| 61049.506030 | 2026-01-09 12:08:41 | r | 19.626 | limit |
| MJD | filter | unforced_mag | unforced_mag_error | unforced_mag_status | forced_ujy | forced_ujy_error |
|---|---|---|---|---|---|---|
| 61076.483634 | r | 19.035 | 0.119 | positive | ||
| 61076.413125 | g | 19.309 | 0.173 | positive | 66.6 | 7.9 |
| 61075.441863 | g | 19.262 | limit | |||
| 61075.390683 | r | 19.116 | limit | 85.0 | 10.3 | |
| 61074.528021 | r | 19.378 | limit | 83.7 | 9.4 | |
| 61074.502176 | g | 19.326 | limit | 58.2 | 9.6 | |
| 61073.467627 | r | 18.457 | limit | |||
| 61073.409421 | g | 19.041 | limit | 45.3 | 13.9 | |
| 61072.526412 | r | 19.120 | 0.142 | positive | 81.4 | 7.1 |
| 61072.477234 | g | 19.331 | 0.235 | positive | 66.1 | 9.1 |
| 61071.508623 | r | 19.314 | limit | |||
| 61071.456076 | g | 19.283 | limit | 67.5 | 10.8 | |
| 61070.553484 | g | 20.190 | limit | 53.9 | 4.5 | |
| 61070.447893 | r | 19.599 | limit | 66.1 | 7.3 | |
| 61069.506956 | g | 20.083 | limit | 63.4 | 5.1 | |
| 61069.478727 | r | 19.724 | limit | 74.3 | 6.9 | |
| 61068.470301 | g | 19.712 | 0.191 | positive | 48.3 | 3.5 |
| 61066.558264 | g | 20.479 | limit | 6.7 | 3.5 | |
| 61066.464398 | r | 18.375 | limit | |||
| 61065.462361 | r | 20.417 | limit | -1.1 | 3.6 | |
| 61065.434375 | g | 20.358 | limit | 4.6 | 4.0 | |
| 61061.540891 | r | 19.536 | limit | |||
| 61061.508831 | g | 19.913 | limit | |||
| 61060.483715 | r | 20.527 | limit | -0.5 | 2.9 | |
| 61060.430266 | g | 20.595 | limit | -0.9 | 3.1 | |
| 61059.486389 | r | 20.590 | limit | |||
| 61059.403935 | g | 20.538 | limit | 2.5 | 3.2 | |
| 61058.484444 | r | 20.260 | limit | 4.3 | 3.9 | |
| 61058.446470 | g | 20.493 | limit | 6.4 | 3.1 | |
| 61057.487720 | r | 19.469 | limit | |||
| 61057.451806 | g | 19.916 | limit | 2.0 | 5.5 | |
| 61056.486690 | r | 20.295 | limit | 2.8 | 3.7 | |
| 61056.413252 | g | 20.292 | limit | 3.6 | 4.2 | |
| 61055.540857 | g | 20.166 | limit | -6.4 | 4.3 | |
| 61055.496343 | r | 20.162 | limit | 3.4 | 4.1 | |
| 61054.540891 | r | 20.352 | limit | 12.9 | 3.5 | |
| 61054.486794 | g | 20.526 | limit | 2.1 | 3.2 | |
| 61053.486215 | r | 20.056 | limit | 10.4 | 4.8 | |
| 61053.447130 | g | 19.903 | limit | 15.7 | 5.5 | |
| 61052.532986 | g | 19.999 | limit | 0.6 | 5.0 | |
| 61052.504016 | r | 19.878 | limit | -5.2 | 5.6 | |
| 61051.526562 | g | 19.761 | limit | |||
| 61049.506030 | r | 19.626 | limit |
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