435 Ella

435 Ella is a typical Main belt asteroid. It was discovered by Max Wolf and A. Schwassmann on 11 September 1898 in Heidelberg. This is the eponymous member of a proposed asteroid family with at least 15 members.^[2]

435 Ella

A three-dimensional model of 435 Ella based on its light curve
Discovery
Discovered by	M. F. Wolf A. Schwassmann
Discovery date	11 September 1898
Designations
MPC designation	(435) Ella
Alternative designations	1898 DS
Minor planet category	Main belt
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	117.60 yr (42955 d)
Aphelion	2.8297 AU (423.32 Gm)
Perihelion	2.0688 AU (309.49 Gm)
Semi-major axis	2.4492 AU (366.40 Gm)
Eccentricity	0.15533
Orbital period (sidereal)	3.83 yr (1400.1 d)
Mean anomaly	265.450°
Mean motion	0° 15m 25.668s / day
Inclination	1.8168°
Longitude of ascending node	23.192°
Argument of perihelion	333.682°
Physical characteristics
Dimensions	41.49±1.5 km
Synodic rotation period	4.623 h (0.1926 d)
Geometric albedo	0.0831±0.006
Absolute magnitude (H)	10.23

Photometric observations during 1995 show a rotation period of 4.264 hours. 435 Ella is classified as a DCX-type asteroid.^[3]