Le nostre scoperte
Ricerca
PNV AT2025dih in M81 2025-03-04 20:50:43 - Flux: 19.2 STMag Discovery - Type Nova |
Discovery Image Discovery date: 2025-03-04 20:50:43  | Reference Image Last non-detection date: 2025/02/20.89375  | SDSS9 RA 09:55:43.430 DEC +69:05:15.40  | ||
 | ||||
Discovery certificate for object 2025dih TNS Astronomical Transient Report No. 246714 Date Received (UTC): 2025-03-04 22:54:16 Flavio Castellani report/s the discovery of a new astronomical transient. IAU Designation: AT 2025dih Coordinates (J2000): RA = 09:55:43.430 (148.930958) DEC = +69:05:15.40 (69.087611) Discovery date: 2025-03-04 20:50:43.000 (JD=2460739.3685532) Potential host galaxy: M81 Remarks: Flavio Castellani report the discovery by F.Castellani, V.Andreoli, R.Belligoli of a PNV on a co-added 24*180 images (Mag.19.2R +-0.2 - USNOB1 catalogue) in the host galaxy M81 at Monte Baldo Observatory, Ferrara di Monte Baldo, Verona, Italy (A99), in the course of Italian Supernovae Search Project using a 0.40m f/7 Dall-Kirkham telescope (+ Moravian G4-9000 KAF CCD unfiltered CCD camera). No stellar source is visible at the position of the transient in our past images including reference image dated 2025/02/20.89375 |
 | |