Discovery | |
---|---|
Discovered by | C. Shoemaker |
Discovery site | Palomar |
Discovery date | 14 May 1985 |
Designations | |
MPC designation | (1985) JA |
Pronunciation | /ˈmɪərə/ |
Alternative designations | MPO 270210 |
Orbital characteristics | |
Epoch 13 January 2016 (JD 2457400.5) | |
Uncertainty parameter 0 | |
Observation arc | 30.37 yr (11,094 d) |
Aphelion | 2.171 AU (324.8 Gm) |
Perihelion | 1.118 AU (167.3 Gm) |
Semi-major axis | 1.645 AU (246.1 Gm) |
Eccentricity | 0.320 |
Orbital period (sidereal) | 2.11 yr (770.34 d) |
Mean anomaly | 182.3° |
Mean motion | 0° 28 1.2 / day |
Inclination | 36.77° |
Longitude of ascending node | 232.5° |
Argument of perihelion | 288.9° |
Earth MOID | 0.29 AU (43 Gm) |
Physical characteristics | |
Synodic rotation period | 3.1944 h (0.13310 d) |
Absolute magnitude (H) | 16.4 |
3553 Mera, provisional designation 1985 JA, is an Amor asteroid discovered on May 14, 1985, by C. Shoemaker at Palomar. It was named for Maera, a daughter of Praetus.
References
- "(3553) Mera = 1985 JA". Minor Planet Center. Retrieved 4 June 2015.
- "3553 Mera (1985 JA)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 14 April 2016.
- Schmadel, Lutz D. (2003). Dictionary of Minor Planet Names. Springer Science & Business Media. pp. 298–299. ISBN 978-3-540-00238-3.
External links
- 3553 Mera at NeoDyS-2, Near Earth Objects—Dynamic Site
- 3553 Mera at ESA–space situational awareness
- 3553 Mera at the JPL Small-Body Database
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