![This is a “first light” test image for the ZWO2600MM-Duo where I use on-axis guiding. It’s a nice close up view of the “Dragon’s Egg” nebula outburst from a young, binary star system that sometimes interacts. New measurements show the current outburst started only 7,500 years ago!
“Dragon’s Egg” Celestron 14” EHD / F11 / 3910mm
ZWO 2600 MM DUO
SkyWatcher EQ8 RH PRO
HOO
120 x 3m Hydrogen Alpha
75 x 3m Oxygen[III]
Total 9.75 hours.
BTS Video : https://www.youtube.com/watch?v=GvGENW943jo
#astrophotography #byronbay #zwo2600mm #celestronrocks #celestron #ngc6164](https://byronbayobservatory.com.au/wp-content/plugins/instagram-feed/img/placeholder.png)
Back Focal Distance Simulation / Image
Just putting this here because I forget where it is constantly. Now I can just google it.
Listen to ABC North Coast radio every Tuesday morning at 6:45am for Space Updates by Dylan O’Donnell
What's Up?
| Visible ISS Passes | ||||||||||
 | ||||||||||
| Date | Brightness | Start | Highest point | End | ||||||
| (mag) | Time | Alt. | Az. | Time | Alt. | Az. | Time | Alt. | Az. | |
| 04 Jul | -3.6 | 18:05:25 | 10° | SW | 18:08:48 | 73° | NW | 18:12:08 | 10° | NE |
| 06 Jul | -0.6 | 18:05:29 | 10° | W | 18:07:53 | 18° | NW | 18:10:15 | 10° | N |
| 11 Jul | -0.5 | 05:51:46 | 10° | NNE | 05:54:02 | 17° | NE | 05:56:17 | 10° | E |
| Astronomical Times for Byron Bay (-28.6, 153.6) Starting 04 Jul 2025, for the next 7 days | |||||||
| Date | Morning | Sunrise | Sunset | Evening | Moonrise | Moonset | Moon Phase |
| Twilight | Twilight | ||||||
| 04 Jul 2025 | 05:07 | 06:37 | 17:02 | 18:32 | 12:01 | 00:32 |  |
| 05 Jul 2025 | 05:07 | 06:37 | 17:02 | 18:32 | 12:31 | 01:27 | |
| 06 Jul 2025 | 05:07 | 06:37 | 17:03 | 18:33 | 13:05 | 02:21 | |
| 07 Jul 2025 | 05:07 | 06:37 | 17:03 | 18:33 | 13:44 | 03:19 |  |
| 08 Jul 2025 | 05:07 | 06:37 | 17:04 | 18:34 | 14:28 | 04:16 | |
| 09 Jul 2025 | 05:07 | 06:37 | 17:04 | 18:34 | 15:20 | 05:13 | |
| 10 Jul 2025 | 05:06 | 06:36 | 17:05 | 18:35 | 16:16 | 06:07 |  |
| Planetary Data for today | ||||||||||
 |  |  |  |  |  |  |  | |||
| Mercury | Venus | Mars | Jupiter | Saturn | Uranus | Neptune | Pluto | |||
| Rises | 08:18 | 03:26 | 09:59 | 06:11 | 23:00 | 03:29 | 23:02 | 18:25 | ||
| Meridian | 13:38 | 08:46 | 15:41 | 11:19 | 05:03 | 08:42 | 05:02 | 01:18 | ||
| Sets | 18:56 | 14:06 | 21:21 | 16:24 | 11:09 | 14:00 | 11:06 | 08:11 | ||
| Constellation | Cancer | Taurus | Leo | Gemini | Pisces | Taurus | Pisces | Capricornus | ||
Follow BBO on BlueSky 🦋
Star Stuff – Video Series
1
/
48
Perfect Guiding & Perfect Stars - ZWO 2600MM DUO
birds are real. #astrophotography
astrophotography is pain
20 Top TIPS for Better Astrophotography
What your telescope says about you. #astronomy
Image the sun with your retina? lol #astrophotography
The SHG700 Spectroheliograph is HOT 🔥
Telescopes, Tariffs, Leaked Email Drama ...
Does (Telescope) Size Really Matter?
1
/
48
The Sun, March 1st 2025 – Hydrogen Alpha Sepctroheligraph
Solar Imaging – 1st March 2025 Equipment: Skywatcher 82ED / SGH700 Spectroheliograph Camera: QHY678M Solar Continuum – Surface Granulation &…
Europa Shadow Transit
Europa and it’s shadow transits across Jupiter! Beautiful sequence taken over 2 hours with a Celestron 14″ EHD telescope and…
Astronomy Setup Calculator (Similar to Bintel)
Hey folks! Apparently y’all miss the calculator! I don’t know why it was removed so I’ve published a new version…
5 Years of Saturn
5 years of Saturn from my backyard. Some years I caught the “opposition surge” so the rings go bright white,…
Star Stuff III v2 (2024)
Australia’s best astronomy convention is coming back for 2024! Speakers and tickets will be announced shortly! Subscribe at www.starstuff.com.au for…