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493 Griseldis
Discovery
Discovered by	Max Wolf
Discovery site	Heidelberg
Discovery date	7 September 1902
Designations
MPC designation	(493) Griseldis
Pronunciation	/ɡrɪˈzɛldɪs/
Alternative designations	1902 JS
Orbital characteristics^[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	113.61 yr (41495 d)
Aphelion	3.6625 AU (547.90 Gm)
Perihelion	2.5706 AU (384.56 Gm)
Semi-major axis	3.1165 AU (466.22 Gm)
Eccentricity	0.17518
Orbital period (sidereal)	5.50 yr (2009.6 d)
Mean anomaly	193.229°
Mean motion	0° 10^m 44.904^s / day
Inclination	15.177°
Longitude of ascending node	357.360°
Argument of perihelion	47.140°
Physical characteristics
Dimensions	46.41±4.1 km^[1]
Synodic rotation period	51.940 h (2.1642 d)^[1]
Geometric albedo	0.0622±0.013^[1]
Spectral type	P^[2]
Apparent magnitude	14.2 to 17.5
Absolute magnitude (H)	10.9^[1]

493 Griseldis is a fairly dark main-belt asteroid 46 km in diameter.^[1]

^ ^a ^b ^c ^d ^e ^f Cite error: The named reference jpldata was invoked but never defined (see the help page).
^ Cite error: The named reference Tholen2015 was invoked but never defined (see the help page).