1247 Memoria

1247 Memoria
Discovery
Discovered by	M. Laugier
Discovery site	Uccle Obs.
Discovery date	30 August 1932
Designations
MPC designation	(1247) Memoria
Pronunciation	/mɪˈmɔːriə/
Named after	memoria; (Latin for memory; remembrance)
Alternative designations	1932 QA · 1927 UL; 1931 JU · 1936 FN; A905 WA
Minor planet category	main-belt · (outer); Themis
Orbital characteristics
	Epoch 4 September 2017 (JD 2458000.5)
	Uncertainty parameter 0
Observation arc	112.03 yr (40,920 days)
Aphelion	3.6792 AU
Perihelion	2.5851 AU
Semi-major axis	3.1321 AU
Eccentricity	0.1747
Orbital period (sidereal)	5.54 yr (2,025 days)
Mean anomaly	130.45°
Mean motion	0° 10m 40.08s / day
Inclination	1.7780°
Longitude of ascending node	161.73°
Argument of perihelion	139.43°
Physical characteristics
Dimensions	35.97±1.9 km; 38.906±0.174 km
Geometric albedo	0.078±0.014; 0.0846±0.009
Spectral type	Tholen = CXF; B–V = 0.680; U–B = 0.290
Absolute magnitude (H)	10.52

1247 Memoria, provisional designation 1932 QA, is a dark Themistian asteroid from the outer regions of the asteroid belt, approximately 37 kilometers in diameter. It was discovered by Marguerite Laugier at Uccle Observatory in 1932, who later named it Memoria in memory of her pleasant stay at the discovering observatory.

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1247 Memoria

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