376 Geometria

376 Geometria is a main belt asteroid that was discovered by French astronomer Auguste Charlois on 18 September 1893 in Nice, France. It is classified as an S-type asteroid.^[2]

376 Geometria

A three-dimensional model of 376 Geometria based on its light curve
Discovery
Discovered by	Auguste Charlois
Discovery date	18 September 1893
Designations
MPC designation	(376) Geometria
Pronunciation	/ˌdʒiːəˈmɛtriə, dʒiə-/
Named after	geometry
Alternative designations	1893 AM
Minor planet category	Main belt
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	117.12 yr (42778 d)
Aphelion	2.6832 AU (401.40 Gm)
Perihelion	1.89372 AU (283.296 Gm)
Semi-major axis	2.28846 AU (342.349 Gm)
Eccentricity	0.17249
Orbital period (sidereal)	3.46 yr (1264.5 d)
Mean anomaly	263.232°
Mean motion	0° 17m 4.924s / day
Inclination	5.4338°
Longitude of ascending node	302.037°
Argument of perihelion	316.703°
Physical characteristics
Dimensions	34.91±2.1 km
Synodic rotation period	7.74 h (0.323 d)[1] 7.74 ± 0.02 h[2]
Geometric albedo	0.2320±0.030
Spectral type	S
Absolute magnitude (H)	9.49

In 1983, 376 Geometria was observed photometrically from the Observatoire de Haute-Provence, producing an asymmetrical light curve that indicates a rotation period of 7.74 ± 0.02 hours with a brightness variation of 0.16 ± 0.01 in magnitude.^[2]