AstroShot

Plan & Preview Export

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Photo Sky & Trail Preview

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Photo Import & EXIF
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Photography Planning
Field of view73.7° × 53.1°
Light Pollution
Combined darkness12/100
Bortle8–9
Estimated sky brightness
17.2–18.3 mag/arcsec²
Naked-eye limit
3.5–4.5 mag
Visible-star estimate
50–250 stars
Urban light domes
Strong urban skyglow in every direction

Moonlight adjustmentMoon is below the horizon; no moonlight penalty applied.

Compare sites
Site-level historical estimates informed by the 2016 World Atlas concept, without direct raster sampling; Bortle, SQM, and star counts are ranges, not live measurements.
Weather Conditions
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Taiwan Observing Map

Taipei

Taipei City

10 m
Light pollution
High urban light pollution
Horizon
Buildings may obstruct the low horizon
Access / parking
Good transit; parking depends on local rules
Caution
Best for the Moon, planets, and bright objects
Static planning reference only; check current road, park, parking, and weather notices before travel.
Milky Way Planner

Galactic Core

W · altitude -73.5°

Core rise
07:59
Core set
17:57
Darkness starts
12:02
Darkness ends
19:57
Suggested window12:09–12:19Best altitude 35° · S

Good conditions: the core is high with limited moonlight.

Estimated from core altitude, Sun below −18°, and approximate moonlight; weather, light pollution, and terrain are excluded.
Moon & Moonlight

Waning Gibbous

95% illuminated · age 16.9 days

Azimuth
262.8°
Altitude
-5.4°
Next moonrise
12:14
Next moonset
—

Moonlight impactHigh: the Milky Way and faint objects are harder to see

+1dWaning Gibbous89%
+2dWaning Gibbous82%
+3dWaning Gibbous72%
+4dLast Quarter62%
Moon position, rise/set, and impact are low-precision approximations without terrain or refraction.
Constellations
Constellation linesShow constellation figures
Constellation namesShow localized labels

Figures are identification guides, not official constellation boundaries.

Object Search

Try Sirius, Orion, or M42

Observation
Observing siteTaipei25.0330°N · 121.5654°E
Add custom location
Sensor noiseSimulate high-ISO sensor grain
Tonight's Sky

Tonight's Sky

Recommended for the current site and simulation time

Directions, altitude, and rise times are approximate; weather and terrain are not included.

Star Appearance
Meteor System
HYG v4.1 · HIPPARCOS / YALE / GLIESE
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