336 Lacadiera

336 Lacadiera is a large Main belt asteroid.^[1] It is classified as a D-type asteroid and is probably composed of organic rich silicates, carbon and anhydrous silicates. The asteroid was discovered by Auguste Charlois on 19 September 1892 in Nice.

336 Lacadiera

A three-dimensional model of 336 Lacadiera based on its light curve
Discovery
Discovered by	Auguste Charlois
Discovery date	19 September 1892
Designations
MPC designation	(336) Lacadiera
Pronunciation	Occitan: [lakaˈdjeɾɔ]
Named after	La Cadiera
Alternative designations	1892 D
Minor planet category	Main belt
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	123.57 yr (45133 d)
Aphelion	2.4661 AU (368.92 Gm)
Perihelion	2.0373 AU (304.78 Gm)
Semi-major axis	2.2517 AU (336.85 Gm)
Eccentricity	0.095224
Orbital period (sidereal)	3.38 yr (1234.2 d)
Mean anomaly	324.173°
Mean motion	0° 17m 30.12s / day
Inclination	5.6530°
Longitude of ascending node	235.044°
Time of perihelion	2023-Sep-03
Argument of perihelion	31.129°
Physical characteristics
Dimensions	69.31±2.4 km
Synodic rotation period	13.70 h (0.571 d)
Geometric albedo	0.0459±0.003
Spectral type	D
Absolute magnitude (H)	9.76

In 2000, the asteroid was detected by radar from the Arecibo Observatory at a distance of 1.21 AU. The resulting data yielded an effective diameter of 69 ± 9 km.^[2]