SUN TRACKERby Helios Chrono
Celestial Mechanics

Analemma

The figure-8 path of the sun throughout the year when observed at solar noon from a fixed location. Used by photographers to predict the sun's apparent position on any day.

Equation of Time
-2.3
minutes
Declination
18.34°
angle
Solar Azimuth
180.7°
S · West of Meridian
Altitude
67.7°
Zenith distance: 22.3°
REAL-TIME
Mean Anomaly
128.075°
Position relative to perihelion point in the orbital ellipse.
Ephemeris Data
Solar Distance
1.010 AU
Obliquity
23° 26' 22.7"
Geometric Mean Longitude
51.47°
MAR 20JUN 21SEP 22DEC 21
Chronological Scrubber
Day 133 of 365
JANAPRJULOCTDEC

Legend: The orange curve represents the sun's position at solar noon throughout the year. The vertical axis shows solar declination (latitude), and the horizontal axis shows the equation of time (time offset from mean solar time).