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5560 Amytis (1990 MX)
Classification: Main-belt Asteroid          SPK-ID: 2005560
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1085550203804221 5.1887e-08  
a 2.285616625442713 8.5688e-09 au
q 2.037501466085948 1.1815e-07 au
i 5.618295492512111 5.5699e-06 deg
node 74.97376872878375 4.3578e-05 deg
peri 178.1179902145404 4.8078e-05 deg
M 218.1308399334307 1.9781e-05 deg
tp 2458097.880784783295
(2017-Dec-10.38078478)
6.9259e-05 JED
period 1262.128304967529
3.46
7.0976e-06
1.943e-08
d
yr
n .2852324906929821 1.604e-09 deg/d
Q 2.533731784799479 9.499e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1554  
   data-arc span      19676 days (53.87 yr)  
   first obs. used      1962-05-04  
   last obs. used      2016-03-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5358  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 15:49:16  

Additional Information
 Earth MOID = 1.02277 au 
 Jupiter MOID = 2.48964 au 
 T_jup = 3.588 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.7 mag n/a MPO347568  
rotation period rot_per 7.732 h n/a LCDB (Rev. 2016-February); Warner et al., 2009 Published Reference List:
[Hawkins, S.; Ditteon, R. (2008) Minor Planet Bul. 35, 1-4.]
[Folberth, J.; Casimir, S.; Dou, Y.; Evans, D; et al. (2012) Minor Planet Bul. 39, 51-55.]

5560 Amytis (1990 MX)          Discovered 1990-Jun-27 by Helin, E. F. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1990 MX = 1962 JE 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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