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11 Parthenope
(11) Parthenope
Main-belt asteroid.
Wikipedia | 11 Parthenope
Statements about
11 Parthenope
Named After
Parthenope
Discoverer or Inventor
Annibale De Gasparis
Follows
10 Hygiea
Followed By
Astronomic Symbol Image
Instance Of
Asteroid
Image
Orbital Inclination
4.624 degree
4.636 degree
Epoch
:
November 21, 2025
Density
3.28 gram per cubic centimetre
Rotation Period
13.72 hour
Albedo
0.18
Criterion Used
:
Geometric Albedo
0.191
Criterion Used
:
Geometric Albedo
Significant Event
Naming
Mass
6.15 exagram
Parent Astronomical Body
Sun
Diameter
142.887 kilometre
Orbital Eccentricity
0.1
Epoch
:
November 21, 2025
Semi-Major Axis of an Orbit
2.453 astronomical unit
Epoch
:
November 21, 2025
Periapsis
2.207 astronomical unit
Epoch
:
November 21, 2025
Apoapsis
2.7 astronomical unit
Epoch
:
November 21, 2025
Longitude of Ascending Node
125.467 degree
Epoch
:
November 21, 2025
Argument of Periapsis
196.42 degree
Epoch
:
November 21, 2025
Mean Anomaly
173.657 degree
Epoch
:
November 21, 2025
Time of Periapsis
2,460,323.515 Julian day
Epoch
:
November 21, 2025
Orbital Period
1,403.425 day
Epoch
:
November 21, 2025
Epoch
November 21, 2025
12 Victoria