Venus in UV and IR

Venus in UV (365nm) and IR (>685nm)
Colors are representative.

Capture Date: 09.04.23
Time: UT +3; 17:00–17:08 (IR); 17:20–17:47 (UV)
Location: Saint Petersburg, 10th-floor balcony

Characteristics:
Apparent diameter: 14.71"
Magnitude: –4.06
Altitude of Venus above horizon: 29–23°
Azimuth: 261–271°
Illuminated: 74.5% of Venus’ visible surface
Distance from Earth to Venus: 1.134 AU (107.495 million km)
Elongation: 38° 41' 59.2"

Equipment:
Telescope: SW 150/750 & HEQ5 Pro
Camera: ZWO ASI462MM
Filters: ZWB2+BG39 (UV Filter), PlayerOne IR685 Pass
Atmospheric dispersion corrector: ZWO ADC
Barlow lens: Svbony 3x + 3 spacers

Green channel (IR): Video: 8 minutes, 100,000 frames – stacked 1,500 frames
Ultraviolet (UV): Video 2 × 17 minutes, 40,000 frames – stacked 15,000 frames

Software: FireCapture (Gain – IR: 50 (8%) / UV: 300 (50%); Exposure: IR – 5.000 ms / UV – 25.00 ms; FPS: IR – 199 / UV – 40; Histogram: IR – 40% / UV – 18%; Resolution: 600×600) / AutoStakkert 3 / Registax 6 / WinJupos / Photoshop CC 2019
Resize: 150%
RGB layout:
R: IR;
G: IR + UV;
B: UV;