Xingzhuo Chen, Lei Hu, Jiawen Yang, Antonella Palmese, Lifan Wang, and Xiaofeng Wang report on behalf of the DESIRT team on three rapidly rising transients.
AT2021jyh at RA=14:18:58.344, DEC=-02:04:08.04 (J2000) was most recently observed on April 18 at magnitudes of 20.49(g) ,20.60(r), and 21.07(z), the corresponding magnitudes on April 12 were 22.90(g), 22.35(r), and 23.10(z).
AT2021kib at RA=14:13:27.648, DEC=+01:13:16.32 (J2000) was most recently observed on April 18 at magnitudes of 22.60(g) ,22.24(r), and 22.59(z), the corresponding magnitudes on April 9 were 23.74(g), 23.77(r), and 23.11(limiting magnitude in z).
AT2021jyi at RA=14:17:48.936, DEC=+01:33:24.84 (J2000) was most recently observed on April 18 at magnitudes of 22.17(g) ,22.15(r), and 22.55(z), the corresponding magnitudes on April 15 were 22.84(g), 22.50(r), and 23.90(z).
The photo-z of the host galaxies of AT2021jyh and AT2021kib are 0.2795 and 0.2961 from sdss.org, respectively. No host can be detected for AT2021jyi down to limiting magnitude of 24 (g).
| Catalog | Name | Reported RA | Reported DEC | Reported Obj-Type | Reported Redshift | Host Name | Host Redshift | Remarks | TNS RA | TNS DEC | TNS Obj-Type | TNS Redshift |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| TNS | 2021jyh | 14:18:58.344 | -02:04:08.04 | 14:18:58.343 | -02:04:07.96 | SN Ia | 0.134 | |||||
| TNS | 2021kib | 14:13:27.648 | +01:13:16.32 | 14:13:27.646 | +01:13:16.37 | |||||||
| TNS | 2021jyi | 14:17:48.936 | +01:33:24.84 | 14:17:48.934 | +01:33:24.86 |
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