Alessio RubiciniAstrophotographer
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Corona Borealis

The elegant celestial arc of the Northern Crown, captured in its geometric simplicity under stable spring seeing.

Observation

Date
08 Apr 2026
Time
22:20 - 22:50 CEST
Site
Porto San Giorgio, Marche, Italy
Bortle
Class 6

Bortle Class 6

Bright Suburban Sky

Azimuth
+76° 41' 58.5"
Altitude
+25° 35' 37.7"

Atmospherics

Visibility
Average
Weather
Clear sky, humid spring air, stable atmosphere
Moon
62% Waning Gibbous - Below horizon

Acquisition

Camera
Panasonic Lumix G7
Lens
LUMIX G VARIO 14-42mm f/3.5-5.6
Mount
Static Tripod (Untracked)
Integration
100 x 13s

Optics

Focal Length
20mm
Aperture
f/4.2
ISO
ISO 1600

Post-Processing

Software
SiriL + darktable
Pre-Processing
Master-frame subtraction, constellation-aware FWHM star filtering, RBF Background extraction.
Post-Processing
Wavelet-based profiled denoise, Local Laplacian contrast for geometric clarity, star temperature balancing, sky-black level preservation.

License Notice

Unless otherwise noted, all photographs on this website are licensed under aCreative Commons Attribution 4.0 International (CC BY 4.0) License.

CC BY 4.0Attribution RequiredCommercial Use OK

You are free to:

  • •Share — copy and redistribute the material in any medium or format.
  • •Adapt — remix, transform, and build upon the material for any purpose, even commercially.

Under the following terms:

  • •Attribution — You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.

© 2026 Alessio Rubicini. Some rights reserved.

Contact

What's in the bag

My Astrophotography Gear

Panasonic Lumix DMC-G70
Camera Body

Panasonic Lumix DMC-G70

Micro Four Thirds mirrorless camera equipped with a 16 MP Live MOS sensor.

  • Sensor16 MP Live MOS, MFT
  • ISO Range200 – 25600
  • Shutter60 s / Bulb
  • MountMicro Four Thirds
Panasonic Lumix G 25mm f/1.7
Prime Lens

Panasonic Lumix G 25mm f/1.7

50 mm equivalent prime lens with an f/1.7 maximum aperture. Main optical setup for constellation, star trail, and Milky Way exposures.

  • Focal Length25 mm (50 mm eq.)
  • Aperturef/1.7 to f/22
  • Elements8 elements, 7 groups
  • Filter46 mm
Panasonic Lumix G Vario 14-42mm f/3.5-5.6
Kit Zoom

Panasonic Lumix G Vario 14-42 mm f/3.5–5.6

Standard zoom lens with 28–84 mm equivalent focal range and integrated optical stabilization. Utilized for wide framing and landscape alignment.

  • Focal Length14–42 mm
  • Aperturef/3.5 to f/5.6
  • Elements9 elements, 8 groups
  • Filter46 mm
Victiv 172 cm Tripod
Tripod

Victiv 172 cm Aluminum Tripod

4-section aluminum field tripod extending up to 172 cm maximum height. Configured with a 3-way pan head and standard 1/4"-20 mounting plate.

  • Max Height172 cm (68 in)
  • Min Height43 cm
  • Max Load2.5 kg
  • MaterialAluminum Alloy