Bar-J Observatory

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Bar-J Observatory A private observatory in central Florida involved in astronomical research.

AAVSO light curve of T CrB in IR/R/V/TG/B filters from May 2025- May 07 2026. My observations are highlighted with the g...
07/05/2026

AAVSO light curve of T CrB in IR/R/V/TG/B filters from May 2025- May 07 2026. My observations are highlighted with the gold cross. Still waiting for that outburst!

Today’s sunspots
28/04/2026

Today’s sunspots

Still no outburst of T CrB. Hanging around 9.9 mag this morning
12/04/2026

Still no outburst of T CrB. Hanging around 9.9 mag this morning

Comet C/2025 R3 (PANSTARRS)
12/04/2026

Comet C/2025 R3 (PANSTARRS)

This morning's waning crescent moon
12/04/2026

This morning's waning crescent moon

Comet C/2025 R3 (PANSTARRS) Seestar S30 Pro, 10 mins
03/04/2026

Comet C/2025 R3 (PANSTARRS) Seestar S30 Pro, 10 mins

Last night’s waxing gibbous moon
02/03/2026

Last night’s waxing gibbous moon

Scorpius and the Milky Way with Seestar S30 Pro. Only one minute before clouds rolled in.
16/02/2026

Scorpius and the Milky Way with Seestar S30 Pro. Only one minute before clouds rolled in.

Beautiful globular cluster M13. New telescope: Apertura Carbonstar 200 Newtonian + Zwo ASI533MC Pro. Total exposure 1 ...
12/02/2026

Beautiful globular cluster M13. New telescope: Apertura Carbonstar 200 Newtonian + Zwo ASI533MC Pro. Total exposure 1 hour

Giant sunspot 4366 has produced 6 X-flares this week (X solar flares are the highest intensity solar flares)
07/02/2026

Giant sunspot 4366 has produced 6 X-flares this week (X solar flares are the highest intensity solar flares)

Science with my Seestar S30. This is the eclipsing binary star W UMa. The time of minimum (when the primary star has com...
17/01/2026

Science with my Seestar S30. This is the eclipsing binary star W UMa. The time of minimum (when the primary star has completeletly eclipsed the secondary star) was determined to be Jan 17 2026 @ 8:18 UT

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