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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1084571097644668 5.1889e-08  
a 2.285791129074916 8.7709e-09 au
q 2.037880829690193 1.1817e-07 au
i 5.618077811415634 5.5729e-06 deg
node 74.97390923582303 4.4545e-05 deg
peri 178.1413838284134 4.9251e-05 deg
M 161.0570057752778 2.014e-05 deg
tp 2456835.783650710179
(2014-Jun-27.28365071)
7.1031e-05 JED
period 1262.272850322304
3.46
7.2653e-06
1.989e-08
d
yr
n .2851998281576593 1.6415e-09 deg/d
Q 2.533701428459639 9.7222e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1483  
   data-arc span      19582 days (53.61 yr)  
   first obs. used      1962-05-04  
   last obs. used      2015-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53144  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 12:56:49  

Additional Information
 Earth MOID = 1.02212 au 
 Jupiter MOID = 2.48877 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. 2015-December); 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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