T Coronae Borealis 'Blaze Star' nova event

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Last post by Gordon « Wed Jul 10, 2024 7:35 pm

by Gordon » Wed Jul 10, 2024 7:35 pm

This subforum is for posting of images of the T Cor Bor event. (see information )

In order to keep an accurate accounting of this event, we are...

0 Replies

3882 Views

Last post by Gordon
Wed Jul 10, 2024 7:35 pm
T CrB 20250401.97

Last post by Jeff.Stevens « Wed Apr 02, 2025 11:08 am

by Jeff.Stevens » Wed Apr 02, 2025 11:08 am

T CrB imaged at 23:25 UT on the 1st April 2025. Still around +9.8. I also checked again at 03:15 UT on the 2nd April, using a 10x42 binocular, and...

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175 Views

Last post by Jeff.Stevens
Wed Apr 02, 2025 11:08 am
Hold onto your hats!

Last post by Jeff.Stevens « Tue Apr 01, 2025 9:01 am
Replies: 3
by messier 111 » Tue Apr 01, 2025 1:17 am

First post

tick tock tick tock...

Last post

Thanks for the link. This is a really well written and interesting article.

Jeff.

3 Replies

183 Views

Last post by Jeff.Stevens
Tue Apr 01, 2025 9:01 am
T CrB 20250331.95 UT

Last post by Jeff.Stevens « Mon Mar 31, 2025 11:30 pm

by Jeff.Stevens » Mon Mar 31, 2025 11:30 pm

T CrB looks to be around magnitude +9.8 this evening.

In addition, I observed visually using a 10x42 binocular and a 25x100 binocular. There was a...

0 Replies

113 Views

Last post by Jeff.Stevens
Mon Mar 31, 2025 11:30 pm
T CrB 20250328.96 UT

Last post by Jeff.Stevens « Fri Mar 28, 2025 11:47 pm

by Jeff.Stevens » Fri Mar 28, 2025 11:47 pm

T CrB looks to be around magnitude +10.0 in this image.

I observed visually, using a 10x42 binocular, and the faintest nearby star I could detect...

0 Replies

207 Views

Last post by Jeff.Stevens
Fri Mar 28, 2025 11:47 pm
T CrB 20250326.97 UT

Last post by Gfamily « Thu Mar 27, 2025 8:00 am
Replies: 1
by Jeff.Stevens » Wed Mar 26, 2025 11:39 pm

First post

Still quiescent. I'm estimating magnitude +9.9 this evening. Also observed with 10x42.

20250326.97 UT
52N 2W
Dwarf II smart telescope
24mm lens...

Last post

A prediction that it'll 'go' today, or maybe in November, or next June...

1 Replies

333 Views

Last post by Gfamily
Thu Mar 27, 2025 8:00 am
T CrB 20250325.01 UT

Last post by Ylem « Tue Mar 25, 2025 2:27 am
Replies: 1
by Jeff.Stevens » Tue Mar 25, 2025 12:43 am

First post

Still quiescent. I'm estimating magnitude +9.9.

It's fascinating observing this star. Each time I wander outside, just before I look up to Corona...

Last post

Nice capture Jeff, I haven't observed this one.

1 Replies

468 Views

Last post by Ylem
Tue Mar 25, 2025 2:27 am
T CrB Prediction Dates

Last post by StarHugger « Mon Mar 24, 2025 6:56 am
Replies: 2
by Jeff.Stevens » Sun Mar 23, 2025 4:01 pm

First post

Apologies if I have posted this in the wrong place, or if it has been posted before.

I came across this article by Jean Schneider (Paris...

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Thanks!

2 Replies

352 Views

Last post by StarHugger
Mon Mar 24, 2025 6:56 am
T CrB 20250319.08 UT

Last post by Jeff.Stevens « Fri Mar 21, 2025 8:56 pm

by Jeff.Stevens » Fri Mar 21, 2025 8:56 pm

I’ve been monitoring T CrB since June 2024, when the predictions were suggesting an imminent eruption.

Still quiescent as of my last observation on...

0 Replies

221 Views

Last post by Jeff.Stevens
Fri Mar 21, 2025 8:56 pm
T CrB 04/03/25

Last post by Baurice « Tue Mar 11, 2025 11:32 pm
Replies: 1
by Graeme1858 » Wed Mar 05, 2025 3:47 pm

First post

Still magnitude 10ish at 23:50 UTC last night!

T_CrB_LRGB.jpg

Last post

If it doesn't go nova by autumn, I will file an official complaint!

1 Replies

383 Views

Last post by Baurice
Tue Mar 11, 2025 11:32 pm
T CrB - still in quiescent state

Last post by Jeff.Stevens « Tue Mar 04, 2025 1:45 pm
Replies: 3
by OzEclipse » Tue Mar 04, 2025 5:23 am

First post

Had a quick look naked eye at 0530am my local time this morning just at commencement of astronomical twilight.
That is March 3, 2025, 18:30 UT...

Last post

Thanks Joe, I appreciate the information. That's a lovely image you've captured, and it's useful to know the settings. I've only taken one photograph...

3 Replies

552 Views

Last post by Jeff.Stevens
Tue Mar 04, 2025 1:45 pm
HEADS UP!!! T CrB might be about to erupt.

Last post by OzEclipse « Thu Feb 20, 2025 10:30 am
Replies: 12
by OzEclipse » Sun Feb 16, 2025 7:44 am

First post

The Astronomer's Telegram (ATel) has today noted observations suggesting that the outburst may occur soon.

The URL with the information is

Note...

Last post

I have received an email from a dedicated variable star observer in my astronomy club. He recalls reading about an alternate interpretation of recent...

12 Replies

2241 Views

Last post by OzEclipse
Thu Feb 20, 2025 10:30 am
T Cr B 20250219.75 UT

Last post by OzEclipse « Thu Feb 20, 2025 4:46 am
Replies: 5
by OzEclipse » Wed Feb 19, 2025 7:24 pm

First post

All's quiet on the western front!

T Crb 20250220-2803-2500px.jpg

Last post

It would be cool if someone could catch it

Hi Mike,

We set up this special sub-forum to concentrate all observations, photos and reports in one...

5 Replies

780 Views

Last post by OzEclipse
Thu Feb 20, 2025 4:46 am
T Cr B 20250217.72 UT

Last post by OzEclipse « Mon Feb 17, 2025 11:47 pm

by OzEclipse » Mon Feb 17, 2025 11:47 pm

T Cr B 20250217.72 UT - no change.

0 Replies

712 Views

Last post by OzEclipse
Mon Feb 17, 2025 11:47 pm
T Cr B 20250216.78 UT

Last post by OzEclipse « Mon Feb 17, 2025 5:30 pm
Replies: 3
by OzEclipse » Mon Feb 17, 2025 2:01 am

First post

Taken this morning at 5:45am local time.
Still approximately mag 10.nn

Full frame Pentax K1 camera. ISO 800. 20s 50mm f1.7 lens @ f5.6
Camera on...

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I woke at 400 am this morning without an alarm. I haven’t examined the photos. Still nothing dramatic with binoculars. I hope it blows before summer...

3 Replies

717 Views

Last post by OzEclipse
Mon Feb 17, 2025 5:30 pm
T CrB on 3 Sept 2024

Last post by sdbodin « Wed Sep 04, 2024 9:57 pm

by sdbodin » Wed Sep 04, 2024 9:57 pm

Nothing to report, faint, difficult to find and identify. Five minute exposure thru my new 14mm f2.8 wide angle, obviously highly cropped, but full...

0 Replies

2256 Views

Last post by sdbodin
Wed Sep 04, 2024 9:57 pm
Aug 15 TCrB

Last post by Gfamily « Wed Aug 21, 2024 9:08 pm
Replies: 2
by Gfamily » Fri Aug 16, 2024 10:07 am

First post

Exposure started 21:23 UTC
43 exposures @10s
Last exposure 21:49
ZWO Seestar
46N 0.5E

1723755009446_1.jpg

Not yet.

AAVSO latest Mag 7.78 ish

Last post

And again tonight, still not...

1724272350107_1.jpg

2 Replies

2466 Views

Last post by Gfamily
Wed Aug 21, 2024 9:08 pm
Corona Borealis - 24/08/10

Last post by helicon « Sun Aug 11, 2024 11:42 am
Replies: 1
by Graeme1858 » Sun Aug 11, 2024 9:38 am

First post

Here's my whole constellation image of Corona Borealis from last night. I've marked the position of T CrB.

Still no Kabooooom!

CrB 110824.jpg...

Last post

Well not yet. Fingers crossed (I suppose) to see something amazing come forth.

1 Replies

2408 Views

Last post by helicon
Sun Aug 11, 2024 11:42 am
T Corona Borealis August 7th 2024

Last post by helicon « Sat Aug 10, 2024 4:13 pm
Replies: 1
by OzEclipse » Wed Aug 07, 2024 12:27 pm

First post

T Corona Borealis

Magnitude estimate: approximately 10.3

T CrB-20240807-0945UT-8435.jpg .

Full frame image has been cropped.

1. Start...

Last post

Nice catch Joe! Hopefully it will brighten a bit.

1 Replies

2261 Views

Last post by helicon
Sat Aug 10, 2024 4:13 pm
TCrB 20240717

Last post by KathyNS « Mon Aug 05, 2024 10:47 pm
Replies: 2
by KathyNS » Thu Jul 18, 2024 12:08 pm

First post

1. Start date/time(UT) of first exposure(YYYYMMDD.DD) : 20240718 01:44 UTC
2. Observer LONG/LAT to nearest nearest whole degrees(eg 148E, 34S) : 65W...

Last post

You mentioned that T Crb was found in Stellarium but you were not sure if the coordinates were in Jnow or J2000. Did you identify the correct...

2 Replies

2788 Views

Last post by KathyNS
Mon Aug 05, 2024 10:47 pm
Corona Borealis - 24/07/06

Last post by Graeme1858 « Thu Aug 01, 2024 2:45 pm
Replies: 1
by Graeme1858 » Thu Jul 18, 2024 1:21 pm

First post

Here's a copy of my T CrB post in the Deep Sky Discussion Section:

Here's my whole constellation image of Corona Borealis from last night. I've...

Last post

No news as of last Tuesday! It's still there.

Stats:
1. Start date: First exposure(YYMMDD): 24/07/30 21:30 UTC
2. Lat/Lon: 51°28' N, 0° 28'E
3....

1 Replies

2369 Views

Last post by Graeme1858
Thu Aug 01, 2024 2:45 pm
T Cor Bor 20240707

Last post by JayTee « Thu Jul 11, 2024 7:04 am

by JayTee » Thu Jul 11, 2024 7:04 am

1. Start date/time(UT) of first exposure(YYYYMMDD.DD) : -
20240707, 07:00:33 UTC
2. Observer LONG/LAT :
-116 45 20.0 / +47 47 28.6
3. Telescope...

0 Replies

2211 Views

Last post by JayTee
Thu Jul 11, 2024 7:04 am
April 21, 2024 T CrB

Last post by AstroBee « Wed Jul 10, 2024 9:10 pm

by AstroBee » Wed Jul 10, 2024 9:10 pm

1. Start date/time(UT) of first exposure(YYYYMMDD.DD) : - April 21, 2024 - 17:08:53 UTC
2. Observer LONG/LAT to nearest nearest whole degrees(eg...

0 Replies

2189 Views

Last post by AstroBee
Wed Jul 10, 2024 9:10 pm

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T Coronae Borealis 'Blaze Star' nova event

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