TNS Astronomical Transient Report No. 301837 [ 2026TNSTR1856....1S ]

Date Received (UTC): 2026-04-28 13:13:00
Date made public:
Sender: Angelina Shorohova
Reporting Group: SNAD     Discovery Data Source: ZTF

Angelina Shorohova on behalf of the SNAD team et al. report/s the discovery of a new astronomical transient.

IAU Designation: AT 2018mtt
Discoverer internal name: ZTF18aahkavl
Coordinates (J2000): RA = 14:49:25.558 (222.35649) DEC = +41:07:18.66 (41.12185)
Discovery date: 2018-03-21 09:11:24.000 (JD=2458198.8829167)


Remarks: Transient identified by Pineforest (https://arxiv.org/abs/2410.17142). See more info at:https://ztf.snad.space/dr23/view/720212300002625. The ZTF Alert ID for this object is ZTF18aahkavl. The internal SNAD Object ID is SNAD326.

Photometry

Discovery (first detection):
Discovery date: 2018-03-21 09:11:24.000
Flux: 20.59 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: For the first photometric point reference magnitude is 21.651 mag. ZTF DR OID 720212300002625 (zr). The ZTF Alert ID for this object is ZTF18aahkavl. The internal SNAD Object ID is SNAD326.

Last non-detection:
Archival info: SDSS

Details of the new object can be viewed here: https://www.wis-tns.org/object/2018mtt