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(801) Helwerthia
(801) Helwerthia
Main-belt asteroid.
Wikipedia | 801 Helwerthia
Statements about
Unnamed Entity
Discoverer or Inventor
Max Wolf
Follows
800 Kressmannia
Followed By
Instance Of
Asteroid
Significant Event
Naming
Parent Astronomical Body
Sun
Albedo
0.031
Criterion Used
:
Geometric Albedo
Diameter
32.404 kilometre
Rotation Period
23.93 hour
Orbital Eccentricity
0.077
Epoch
:
November 21, 2025
Semi-Major Axis of an Orbit
2.605 astronomical unit
Epoch
:
November 21, 2025
Periapsis
2.405 astronomical unit
Epoch
:
November 21, 2025
Apoapsis
2.805 astronomical unit
Epoch
:
November 21, 2025
Orbital Inclination
14.14 degree
Epoch
:
November 21, 2025
Longitude of Ascending Node
185.893 degree
Epoch
:
November 21, 2025
Argument of Periapsis
337.449 degree
Epoch
:
November 21, 2025
Mean Anomaly
122.265 degree
Epoch
:
November 21, 2025
Time of Periapsis
2,460,478.911 Julian day
Epoch
:
November 21, 2025
Orbital Period
1,535.783 day
Epoch
:
November 21, 2025
Epoch
November 21, 2025
802 Epyaxa
Wikidata