CVNET
Cataclysmic Variables Network
ACTIVITY AT A GLANCE
Last updated 12:54 UT on October 6, 2024
(All objects mentioned in this section are in the International Variable Star Index; additionally, VSX links have been given for selected cataclysmic variables)
'Activity at a Glance' is gleaned from observations reported to AAVSO MyNewsFlash, BAAVSS-Alert, CVnet-Outburst, VSObs-share and VSNET-outburst. We sincerely thank all the observers who contribute timely observations and reports of activity to these ema il lists.
New outbursts and unusual activity reported in the last 5 days
YYYYMMDD
20241004
AR And
AB Dra
SU UMa
20241003
LX And
Z Cam
V1504 Cyg
AY Lyr
KT Per
20241002
UZ Ser
ASASSN-14dw
DDE 76
# indicates a noteworthy or unusual activity
: indicates confirmation required
* indicates time-resolved photometry required
CV News
AAVSO Alert Notice - Observing Campaign #872
Nova in Sco: N Sco 2024 No. 3 = V1725 Sco (TCP J17064645-3528079)
September 11, 2024
Photometry of BZ Camelopardalis in support of HST, Chandra multiwavelength observing campaign
Active Dates: Aug. 26, 2024 – Oct. 31, 2024
August 26, 2024
CS Ind HST schedule set for August 30
August 23, 2024
Nova Vul 2024: PNV J19430751+2100204
Spectroscopic Classification of PNV J19430751+2100204 as a Nova Outburst
AAVSO Alert Notice 867
Optical Transient in Cygnus, AT 2024lwu
June 27, 2024
SS Cyg monitoring requested
April 2, 2024
Monitoring requested for 11 dwarf novae in support of HST observations in 2023-2024
October 26, 2023
Monitoring requested for 15 VY Scl CVs in support of HST observations
14 September 2021
Recent Papers on CVs
For new papers on CVs see arxiv.org astro-ph
Updated 13 February, 2024
3D physical structure and angular expansion of the remnant of the recurrent nova T Pyx
E. Santamaría, J. A. Toalá, M. A. Guerrero, G. Ramos-Larios, L. Sabin
Discovery of a nova super-remnant cavity surrounding RS Ophiuchi
M. W. Healy-Kalesh, M. J. Darnley, E. J. Harvey, A. M. Newsam
Period bouncers as detached magnetic cataclysmic variables
Matthias R. Schreiber, Diogo Belloni, Jan van Roestel
A trio of month long flares in the nova-like variable V704 And
Gabriella Zsidi, , C. J. Nixon, , T. Naylor, , J. E. Pringle, and K. L. Page
The peculiar ejecta of Nova V1425 Aquilae
C. Tappert, L. Celedón, L. Schmidtobreick
Albert Bruch
The recurrent nova T CrB had prior eruptions observed near December 1787 and October 1217 AD
Bradley E. Schaefer
Recurrent Symbiotic Nova T Coronae Borealis Before Outburst
N.A. Maslennikova, A.M. Tatarnikov, A.A. Tatarnikova, A.V. Dodin, V.I. Shenavrin, M.A. Burlak, S.G. Zheltoukhov, I.A. Strakhov
Symbiotic star T CrB as an extreme SU UMa type dwarf nova
Krystian I lkiewicz, Joanna Miko lajewska, and Kiril A. Stoyanov
A catalogue of cataclysmic variables from 20 years of the Sloan
Digital Sky Survey with new classifications, periods, trends and
Keith Inight, Boris T. Gänsicke, Elmé Breedt, Henry T. Israel, Stuart P. Littlefair,
Christopher J. Manser, Tom R. Marsh, Tim Mulvany, Anna Francesca Pala,
John R. Thorstensen
Bradley E. Schaefer
A magnetic valve at L1 revealed in TESS photometry of the asynchronous polar BY Cam
Paul A. Mason, Colin Littlefield, Lorena C. Monroy, John F. Morales, Pasi Hakala, Peter Garnavich, Paula Szkody, Mark R. Kennedy, Gavin Ramsay, Simone Scaringi
Carlos E. Chavez, Nikolaos Georgakarakos, Andres Aviles, Hector Aceves, Gagik Tovmassian, Sergey Zharikov, J. E. Perez-Leon, Francisco Tamayo
V392 Persei: a γ-ray bright nova eruption from a known dwarf nova
F. J. Murphy-Glaysher, M. J. Darnley, É. J. Harvey, A. M. Newsam, K. L. Page, S. Starrfield, R. M. Wagner, C. E. Woodward, D. M. Terndrup, S. Kafka, T. Arranz Heras, P. Berardi, E. Bertrand, R. Biernikowicz, C. Boussin, D. Boyd, Y. Buchet, M. Bundas, D. Coulter, D. Dejean, A. Diepvens, S. Dvorak, J. Edlin, T. Eenmae, H. Eggenstein, R. Fournier, O. Garde, J. Gout, D. Janzen, P. Jordanov, H. Kiiskinen, D. Lane, R. Larochelle, R. Leadbeater, D. Mankel, G. Martineau, I. Miller, R. Modic, J. Montier, M. Morales Aimar, E. Muyllaert, R. Naves Nogues, D. O'Keeffe, A. Oksanen, M. Pyatnytskyy, R. Rast, B. Rodgers, D. Rodriguez Perez, F. Schorr, E. Schwendeman, S. Shadick, S. Sharpe, F. Soldán Alfaro, T. Sove, G. Stone, T. Tordai, R. Venne, W. Vollmann, M. Vrastak, K. Wenzel
CV artwork courtesy Darren Baskill