Miratlas Sky Monitor System

Miratlas Sky Monitor

Professional all-sky atmospheric monitoring for site characterization and observatory operations.

Key Capabilities

• Full all-sky visibility monitoring
• Daytime seeing measurement (r₀)
• Night-time isoplanatic angle (θ₀)
• Scintillation monitoring
• Sky temperature and total water column
• Solar irradiance and pyrgeometer measurements

Connectivity & Power

• GigE Ethernet connectivity
• Power consumption: < 40 W
• Power supply: 90–250 V, 50–60 Hz

Mechanical

• Dimensions (net): 272 × 170 × 141 mm
• Weight (net): 5.3 kg

Miratlas C-DIMM Monitor

High-precision night-time seeing measurements with professional DIMM performance.

The Miratlas C-DIMM Monitor is a compact, high-accuracy instrument for measuring atmospheric turbulence parameters critical to astronomical imaging. Using a double-pupil optical design equivalent to a 280 mm telescope, it delivers reliable, site-quality seeing metrics throughout the night.

Key Measurements

• Seeing (r₀)
• Isoplanatic angle (θ₀)
• Coherence time (τ₀)

Optical Design

• Double telescope pupil
• Equivalent to a 280 mm diameter telescope

Mechanical

• Dimensions (net): 440 × 300 × 260 mm
• Weight (net): 5.4 kg

Miratlas Tracking Mount for C-DIMM

Fully automated Alt/Az tracking for accurate and repeatable DIMM measurements.

The Miratlas Tracking Mount is purpose-built for the C-DIMM monitor, enabling precise tracking, automated alignment, and sky scanning. It is mandatory for installations below 20° North latitude and throughout the Southern Hemisphere.

Features

• Alt/Az tracking mount for C-DIMM
• Automatic alignment
• Scanning of selected sky positions and satellite orbits
• Absolute encoder included
• Weather protection cover included

Mechanical & Electrical

• Dimensions (net): 850 × 750 × 300 mm
• Weight (net): 34 kg
• Power consumption: 12 W nominal, up to 100 W peak
• Power supply: 90–250 V, 50–60 Hz

Shipping

• Gross dimensions:620 × 420 × 450 mm590 × 400 × 290 mm
• Gross weight:27 kg + 9 kg

Miratlas LWIR Cloud Cover Imager

Radiometrically calibrated, all-sky cloud detection — day and night.

The Miratlas LWIR Cloud Cover Imager is a fully integrated, long-wave infrared solution for continuous cloud monitoring. Using a calibrated LWIR camera with a 360° field of view, it delivers accurate cloud detection even in high-temperature environments.

Imaging & Optics

• All-sky LWIR cloud cover imager
• Resolution: 640 × 480 pixels
• 360° field of view
• f/1.0 fisheye lens with DLC-coated Germanium
• Spectral range: 8–14 μm
• Acquisition frequency: < 9 Hz

Thermal Performance

• 16-bit radiometric digitization
• NETD: 50 mK
• Operating temperature: −40°C to +70°C

Calibration Options (select at order)

• −20°C to +45°C or
• −5°C to +60°C

Environmental

• Protection class: IP67

Miratlas Daytime Turbulence Module

Daytime atmospheric turbulence profiling for advanced site analysis.

The Miratlas Daytime Turbulence Module extends Sky Monitor capabilities to daylight operation. Using shadow band ranging, it replaces the standard SSM to measure the Cn² turbulence profile during the day.

Key Features

• Shadow band ranging technique
• Designed for Sky Monitor integration
• Daytime Cn² profile measurements
• Vertical profiling up to 500 m

Miratlas Weather Station

Reliable, maintenance-free environmental monitoring.

The Miratlas Weather Station provides continuous, high-quality meteorological data with no moving parts, making it ideal for remote and long-term observatory installations.

Measurements

• External air temperature
• Atmospheric pressure
• Humidity
• Wind
• Rain and rain rate

Mechanical

• No moving parts
• Mounting bracket included
• Dimensions (net): 160 × 160 × 263 mm
• Weight (net): 2.1 kg

Miratlas Installation Platform

Fast, non-penetrating deployment for professional observatory installations.

The Miratlas Installation Platform is a durable, self-standing aluminum structure designed for rapid deployment. It safely elevates the Sky Monitor and C-DIMM above ground level without permanent anchoring.

Features

• Durable aluminum alloy construction
• Non-penetrating, self-standing design
• Fast deployment
• Installation kit included
• Raises main module and C-DIMM above ground