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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1081838011698241 5.3569e-08  
a 2.28602771958946 1.1373e-08 AU
q 2.038716551304687 1.2351e-07 AU
i 5.618094024617341 5.9484e-06 deg
node 74.98278763987396 5.1495e-05 deg
peri 178.2318145802833 5.8579e-05 deg
M 349.8852827546175 2.4972e-05 deg
tp 2456835.970875754425
(2014-Jun-27.47087575)
8.7476e-05 JED
period 1262.468832475009
3.46
9.4208e-06
2.579e-08
d
yr
n .2851555545290076 2.1279e-09 deg/d
Q 2.533338887874232 1.2603e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1177  
   data-arc span      19051 days (52.16 yr)  
   first obs. used      1962-05-04  
   last obs. used      2014-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53483  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:12:19  

Additional Information
 Earth MOID = 1.02401 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 13.6 mag n/a MPO263398  
rotation period rot_per 7.732 h n/a Asteroid Lightcurve DataBase (Rev. 2013-Sep-12) 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 (675)
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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