C/2023 A3, 16 months to Prepare

[Channel Hopper]

C/2023 A3 (Tsuchinshan-ATLAS) | astro.vanbuitenen.nl

 

[Channel Hopper]

As a comparison the proposed peak magnitude puts this comet somewhere within that of the planets Saturn and Mars.

 

[Channel Hopper]

Now inside the orbit of Jupiter.

 

[Channel Hopper]

A couple of sites are predicting this might now get to mag -1.8 based on recent data, making it almost as bright as Mars at perihelion.

 

[Channel Hopper]

Updated to the latest observation.

C/2023 A3 (Tsuchinshan-ATLAS) | astro.vanbuitenen.nl

 

[Channel Hopper]

Could now be visible end June

C/2023 A3 (Tsuchinshan-ATLAS) | astro.vanbuitenen.nl

 

[Channel Hopper]

Not looking good, it might be early August before it's visible.

 

[Channel Hopper]

Now visible, just

 

[Channel Hopper]

A better chance of 'before sunrise' observation from the 16th onwards (totally overcast here so no chance)

 

[Channel Hopper]

Update. A3 could be seen briefly before 7am if tomorrow morning is clear (mag 1)

Online Star Maps: Comet C/2023 A3 (Tsuchinshan-ATLAS) from Molesey, United Kingdom | TheSkyLive

Locate Comet C/2023 A3 (Tsuchinshan-ATLAS) in the sky from Molesey, United Kingdom using our online star map and planetarium web application.

theskylive.com

though there is a longer window from the 13th onwards just after sunset.

Online Star Maps: Comet C/2023 A3 (Tsuchinshan-ATLAS) from Molesey, United Kingdom | TheSkyLive

Locate Comet C/2023 A3 (Tsuchinshan-ATLAS) in the sky from Molesey, United Kingdom using our online star map and planetarium web application.

theskylive.com

 

[Channel Hopper]

Predictions of the 14th as the best time to view

Best times and places to see 'comet of the century' from London

Cloud cover means some nights are better than others for spotting the comet in London's skies

www.mylondon.news

 

[Analoguesat]

Ive seen A3 tonight about half seven. An easy catch with binoculars & once located it was easy naked eye visibility too.

Find Arcturus, then its about 2 outsretched arm fists to the left & down a bit. Pics once I extract them from the camera

 

[Analoguesat]

Id sat about magnitude 4 as it was still reasonably light
2 second exposure / f4 / iso800

 

[cirio70]

Finally, after a cloudy week, a decent clear night!



ISO 3200 - 20 Secs - f9

 

[Analoguesat]

Its visible through binocs tonight but its MUCH fainter than it was last Monday. Pics later