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PNV AT2023wnh in M31
2023/11/03.795 - Flux: 19.1 STMag
Discovery - Type Unknown (Nova)
Discovery Image
Discovery date: 2023-09-15 20:35:21.000

Reference Image
Last non-detection date: 2023-09-15 22:43:52'

PanSTARRS-1
RA: 00:43:48.620 DEC: +41:32:44.2



Discovery certificate for object 2023wnh
TNS Astronomical Transient Report No. 192558
Date Received (UTC): 2023-11-03 23:13:07
Sender: Mr. Raffaele Belligoli
Reporting Group: ISSP     Discovery Data Source: ISSP

Castellani Flavio report/s the discovery of a new astronomical transient.
IAU Designation: AT 2023wnh
Discoverer internal name: OMB-TNS01
Coordinates (J2000): RA = 00:43:48.700 (10.952917) DEC = +41:32:43.90 (41.545528)
Discovery date: 2023-11-03 19:04:14.000 (JD=2460252.2946065)
Potential host galaxy: m31

Remarks: Transient observed By F.Castellani, R.Belligoli and V.Andreoli ), in the course of Italian Supernovae Search Project using a 0.40m f/8 Ritchey-Chretien 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 15Th sept 2023. The transient has been already detected by Zwicky Transient Facility as ZTF23abighaj

Photometry
Discovery (first detection):
Discovery date: 2023-11-03 19:04:14.000
Flux: 19.1 ABMag
Filter: Clear-
Instrument: Other
Telescope: Other

Remarks: RC 400 MM F8. OSSERVATORIO MONTE BALDO
Last non-detection:
Last non-detection date: 2023-09-15 22:43:52
Limiting flux: 19.8 ABMag
Filter: Clear-
Instrument: Other
Telescope: Other

Remarks: RC 400 MM F8. OSSERVATORIO MONTE BALDO ITALY


Details of the new object can be viewed here:
https://www.wis-tns.org/object/2023wnh




Latitudine 45° 41' 52" N. Longitudine 10° 51' 32" E. - 45.697536,10.858943 Quota 1208 m.
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