Astronomy:373 Melusina

373 Melusina
	Modelled shape of Melusina from its lightcurve
Discovery
Discovered by	Auguste Charlois
Discovery date	15 September 1893
Designations
MPC designation	(373) Melusina
Pronunciation	/ˌmɛl(j)ʊˈsiːnə/ MEL-(y)uu-SEE-nə
Named after	? Melusina
Alternative designations	1893 AJ · A893 RA
Minor planet category	Main belt
Orbital characteristics
	Epoch 31 July 2016 (JD 2457600.5)
	Uncertainty parameter 0
Observation arc	111.58 yr (40753 d)
\|{{{apsis}}}\|helion}}	3.5593 astronomical unit\|AU (532.46 Gm)
\|{{{apsis}}}\|helion}}	2.67382 AU (399.998 Gm)
Semi-major axis	3.11658 AU (466.234 Gm)
Eccentricity	0.14207
Orbital period	5.50 yr (2009.6 d)
Mean anomaly	127.53°
Mean motion	0° 10m 44.904s / day
Inclination	15.432°
Longitude of ascending node	3.8355°
\|{{{apsis}}}\|helion}}	347.763°
Physical characteristics
Dimensions	103+6; −3 km
Rotation period	12.97 h (0.540 d)
Geometric albedo	0.0429±0.004
Spectral type	C
Absolute magnitude (H)	9.13

373 Melusina (prov. designation: A893 RA or 1893 AJ) is a large Main belt asteroid.^[2] It is classified as a C-type asteroid and is probably composed of carbonaceous material. It was discovered by Auguste Charlois on 15 September 1893 in Nice.

References

↑ melusine (3rd ed.), Oxford University Press, September 2005, http://oed.com/search?searchType=dictionary&q=melusine (Subscription or UK public library membership required.)
↑ ^2.0 ^2.1 "373 Melusina (1893 AJ)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=373;cad=1.
↑ Choukroun, A.; Marciniak, A.; Ďurech, J.; Perła, J.; Ogłoza, W.; Szakats, R.; Molnar, L.; Pal, A. et al. (2025). "Asteroid sizes determined with thermophysical model and stellar occultations". Astronomy & Astrophysics 698: A298. doi:10.1051/0004-6361/202554476. Bibcode: 2025A&A...698A.298C.

0.00

(0 votes)

Original source: https://en.wikipedia.org/wiki/373 Melusina. Read more

Discovery
Modelled shape of Melusina from its lightcurve
Discovered by	Auguste Charlois
Discovery date	15 September 1893
Designations
MPC designation	(373) Melusina
Pronunciation	/ˌmɛl(j)ʊˈsiːnə/ MEL-(y)uu-SEE-nə^[1]
Named after	? Melusina
Alternative designations	1893 AJ · A893 RA
Minor planet category	Main belt
Orbital characteristics^[2]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	111.58 yr (40753 d)
\|{{{apsis}}}\|helion}}	3.5593 astronomical unit\|AU (532.46 Gm)
\|{{{apsis}}}\|helion}}	2.67382 AU (399.998 Gm)
Semi-major axis	3.11658 AU (466.234 Gm)
Eccentricity	0.14207
Orbital period	5.50 yr (2009.6 d)
Mean anomaly	127.53°
Mean motion	0° 10^m 44.904^s / day
Inclination	15.432°
Longitude of ascending node	3.8355°
\|{{{apsis}}}\|helion}}	347.763°
Physical characteristics
Dimensions	103+6 −3 km^[3]
Rotation period	12.97 h (0.540 d)
Geometric albedo	0.0429±0.004
Spectral type	C
Absolute magnitude (H)	9.13