Outbursts, Alerts, Monitoring

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Novae
Alerts and Monitoring of Novae
Topics: 57

57 Topics

936 Posts

Last post Re: Nova Sgr 2025d
by Francois Teyssier View the latest post
Wed Sep 24, 2025 6:16 pm
Symbiotic Stars
Topics: 44

44 Topics

543 Posts

Last post Symbiotic BF Cygni in deep ec…
by Francois Teyssier View the latest post
Sat Jul 25, 2026 5:33 pm
Supernovae
Topics: 47

47 Topics

403 Posts

Last post Re: SN sn2025rbs dans NGC7331
by Robin Leadbeater View the latest post
Sat Aug 09, 2025 12:05 pm
Cataclysmic Stars
Topics: 19

19 Topics

188 Posts

Last post Re: GK Per Outburst
by Jacques Michelet View the latest post
Wed Mar 08, 2023 4:45 pm
Be Stars
Topics: 17

17 Topics

54 Posts

Last post Be Stars survey from the south
by 2SPOT View the latest post
Sun Jun 01, 2025 11:06 am
Comets
Topics: 53

53 Topics

316 Posts

Last post Re: Comete C/2023 A3 Tsuchins…
by Joan Guarro Flo View the latest post
Mon Oct 21, 2024 8:33 am
Miscellanous
Topics: 16

16 Topics

86 Posts

Last post Call for spectroscopic monito…
by Robin Leadbeater View the latest post
Sat Jul 26, 2025 12:57 pm

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200 topics

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CH Cygni

Last post by James Foster « Wed Dec 06, 2017 9:25 am
Replies: 24
by Francois Teyssier » Sat Mar 04, 2017 6:13 pm
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24 Replies

31273 Views

Last post by James Foster
Wed Dec 06, 2017 9:25 am
ASAS-SN request AT2017iro

Last post by Robin Leadbeater « Mon Dec 04, 2017 10:42 pm
Replies: 12
by Robin Leadbeater » Fri Dec 01, 2017 10:29 am
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2
12 Replies

15113 Views

Last post by Robin Leadbeater
Mon Dec 04, 2017 10:42 pm
AX Per in outburst

Last post by Christian Buil « Sat Dec 02, 2017 10:57 am
Replies: 9
by Francois Teyssier » Tue Oct 17, 2017 2:57 pm

9 Replies

12722 Views

Last post by Christian Buil
Sat Dec 02, 2017 10:57 am
ASAS-SN 17oz an unusual variable

Last post by Robin Leadbeater « Sun Nov 26, 2017 12:53 pm
Replies: 2
by Robin Leadbeater » Mon Nov 20, 2017 7:03 pm

2 Replies

4869 Views

Last post by Robin Leadbeater
Sun Nov 26, 2017 12:53 pm
at2017iji /ASASSN-17pk - Urgent request for spectra

Last post by Christian Buil « Sat Nov 25, 2017 10:36 am
Replies: 6
by Robin Leadbeater » Tue Nov 21, 2017 3:20 am

6 Replies

7480 Views

Last post by Christian Buil
Sat Nov 25, 2017 10:36 am
Nova Oph (PNV J17184504-2454221)

Last post by Francois Teyssier « Fri Nov 17, 2017 5:55 am
Replies: 4
by Paul Luckas » Wed Nov 15, 2017 3:53 am

4 Replies

6091 Views

Last post by Francois Teyssier
Fri Nov 17, 2017 5:55 am
CX Dra in outburst

Last post by Olivier GARDE « Thu Nov 02, 2017 1:42 pm
Replies: 10
by Olivier GARDE » Wed Jul 27, 2016 10:38 pm
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2
10 Replies

23075 Views

Last post by Olivier GARDE
Thu Nov 02, 2017 1:42 pm
Nova Sco 2017b = ASASSN-17nj

Last post by Francois Teyssier « Sat Oct 21, 2017 7:52 am

by Francois Teyssier » Sat Oct 21, 2017 7:52 am

0 Replies

3427 Views

Last post by Francois Teyssier
Sat Oct 21, 2017 7:52 am
Nova ASASSN-17mt ?

Last post by Paul Luckas « Mon Oct 09, 2017 4:08 am
Replies: 4
by Francois Teyssier » Sun Sep 24, 2017 7:04 pm

4 Replies

6642 Views

Last post by Paul Luckas
Mon Oct 09, 2017 4:08 am
SN2017gxq in NGC 4964

Last post by Robin Leadbeater « Fri Oct 06, 2017 6:40 pm
Replies: 4
by Robin Leadbeater » Sun Oct 01, 2017 10:00 am

4 Replies

7010 Views

Last post by Robin Leadbeater
Fri Oct 06, 2017 6:40 pm
request to follow up possible SNe AT2017haf

Last post by Robin Leadbeater « Tue Oct 03, 2017 9:39 pm
Replies: 2
by Robin Leadbeater » Mon Oct 02, 2017 11:27 am

2 Replies

4422 Views

Last post by Robin Leadbeater
Tue Oct 03, 2017 9:39 pm
PNV J00425895+4126279 in M31

Last post by Robin Leadbeater « Sun Sep 17, 2017 3:29 pm
Replies: 2
by Robin Leadbeater » Mon Sep 11, 2017 9:12 am

2 Replies

4832 Views

Last post by Robin Leadbeater
Sun Sep 17, 2017 3:29 pm
Outburst (>6 Mag) of a likely Galactic Nova ASASSN-16ma

Last post by Robin Leadbeater « Sat Sep 16, 2017 9:23 am
Replies: 5
by Michel Verlinden » Wed Oct 26, 2016 4:51 pm

5 Replies

8318 Views

Last post by Robin Leadbeater
Sat Sep 16, 2017 9:23 am
Transient in Vulpecula

Last post by Francois Teyssier « Wed Sep 13, 2017 8:24 pm
Replies: 1
by Francisco Campos » Wed Sep 13, 2017 5:37 pm

1 Replies

4049 Views

Last post by Francois Teyssier
Wed Sep 13, 2017 8:24 pm
SN2017gqr

Last post by Robin Leadbeater « Sun Sep 10, 2017 10:09 pm

by Robin Leadbeater » Sun Sep 10, 2017 10:09 pm

0 Replies

3460 Views

Last post by Robin Leadbeater
Sun Sep 10, 2017 10:09 pm
SN2017gjn in ngc1067

Last post by etienne bertrand « Tue Sep 05, 2017 9:49 pm
Replies: 3
by Robin Leadbeater » Sat Sep 02, 2017 11:36 am

3 Replies

6284 Views

Last post by etienne bertrand
Tue Sep 05, 2017 9:49 pm
Bright nova in Centaurus

Last post by Paul Luckas « Tue Sep 05, 2017 5:30 am
Replies: 17
by Francois Teyssier » Thu May 18, 2017 5:53 am
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17 Replies

20663 Views

Last post by Paul Luckas
Tue Sep 05, 2017 5:30 am
V532 Lyr Be outburst

Last post by Valerie Desnoux « Thu Aug 03, 2017 11:34 am

by Valerie Desnoux » Thu Aug 03, 2017 11:34 am

0 Replies

3854 Views

Last post by Valerie Desnoux
Thu Aug 03, 2017 11:34 am
C/2017 O1

Last post by Michel Verlinden « Thu Jul 27, 2017 7:15 pm

by Michel Verlinden » Thu Jul 27, 2017 7:15 pm

0 Replies

4308 Views

Last post by Michel Verlinden
Thu Jul 27, 2017 7:15 pm
LT Del outburst (ATel)

Last post by Francisco Campos « Sun Jul 23, 2017 12:02 pm
Replies: 3
by Francois Teyssier » Wed May 10, 2017 4:29 pm

3 Replies

6230 Views

Last post by Francisco Campos
Sun Jul 23, 2017 12:02 pm
HELP ME BY TITAN

Last post by Joan Guarro Flo « Wed Jul 19, 2017 8:38 am
Replies: 4
by Joan Guarro Flo » Mon Jul 17, 2017 4:29 pm

4 Replies

6414 Views

Last post by Joan Guarro Flo
Wed Jul 19, 2017 8:38 am
NW Ser outburst

Last post by Daniel Verilhac « Mon Jul 17, 2017 1:25 am
Replies: 3
by Olivier GARDE » Thu Jul 06, 2017 12:32 pm

3 Replies

6305 Views

Last post by Daniel Verilhac
Mon Jul 17, 2017 1:25 am
Search for SN in NGC6946

Last post by Daniel Dejean « Tue Jun 27, 2017 11:01 am
Replies: 8
by Daniel Dejean » Wed Jun 21, 2017 10:24 am

8 Replies

10944 Views

Last post by Daniel Dejean
Tue Jun 27, 2017 11:01 am
B[e] star IRAS 17449+2320: call for observations

Last post by Francois Teyssier « Mon Jun 26, 2017 5:30 am
Replies: 26
by Francois Teyssier » Fri Jun 02, 2017 5:46 am
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26 Replies

37861 Views

Last post by Francois Teyssier
Mon Jun 26, 2017 5:30 am
New transcient in Aql Mag 12.6

Last post by Francois Teyssier « Thu Jun 22, 2017 7:11 pm

by Francois Teyssier » Thu Jun 22, 2017 7:11 pm

0 Replies

3501 Views

Last post by Francois Teyssier
Thu Jun 22, 2017 7:11 pm

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