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Nova Ser 2025
Posted: Tue Jul 22, 2025 8:03 am
by Francois Teyssier
A faint transcient was detected in Ser (
http://www.cbat.eps.harvard.edu/unconf/ ... 51482.html) and identified as
a nova (
https://www.astronomerstelegram.org/?read=17292)
The current magnitude V is ~12
Spectra:
https://aras-database.github.io/databas ... r2025.html
The field observed by Roger Hellot (AITP Alsace Internet Telescope Project) at AITP Observatory-San-Pedro-Atacama-Chili
can help to fing the target

- Field.PNG (191.1 KiB) Viewed 452 times
The photometric results:

- Phot.PNG (17.34 KiB) Viewed 452 times
Re: Nova Ser 2025
Posted: Tue Jul 22, 2025 2:08 pm
by Christophe Boussin
Hello all,
Thank you very much François for this field, because the Nova is not so easy to find !
Here is my contribution to the monitoring of Nova Ser 2025.
I obtained the following spectrum the 20th of July at 23 h 24 UT with my Alpy 600 (resolution of 516, JJ = 2460877.4753) and an acquisition time of 40 min (4 x 600 s) :

- Nova Ser 2025 on July 20th, 2025 (3776-7560 A)
Clear skies,
Christophe BOUSSIN
Re: Nova Ser 2025
Posted: Tue Jul 22, 2025 3:46 pm
by Francois Teyssier
The brightest star of the field is TYC 5121-549-1 V =10.65
Nice spectrum, Christophe.
Re: Nova Ser 2025
Posted: Fri Jul 25, 2025 9:53 pm
by Robin Leadbeater
An ALPY 600 spectrum from last night

- v691ser_20250724_953_Leadbeater.png (50.23 KiB) Viewed 214 times
Cheers
Robin
Re: Nova Ser 2025
Posted: Sun Jul 27, 2025 3:00 am
by Jerry Hinnefeld
These three spectra of Nova Ser 2025 were collected at ~24 hr intervals, the first by Christophe Boussin and the other two by me, all with the Alpy 600. The three spectra have been added to the ARAS Spectral Database:
https://aras-database.github.io/databas ... r2025.html
-- Jerry Hinnefeld
Re: Nova Ser 2025
Posted: Sun Jul 27, 2025 6:10 pm
by Joan Guarro Flo
Hello,
After a lot of cloudy days I could observe Nova Ser 2025 yesterday night. It was on the boundary of SMM remote equipment,
but I have been able to reach this graphics by a NOU_T echelle.
Cheers, J. Guarro.
Re: Nova Ser 2025
Posted: Sun Jul 27, 2025 7:26 pm
by Francois Teyssier
That's very great, Joan.
Congratulations for the NOUT and the spectrum.

- OI.PNG (39.19 KiB) Viewed 159 times
François