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JPL Small-Body Database Browser
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(2005 JT81)
Classification: Amor [NEO]          SPK-ID: 3278081
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5945167870006228 7.5323e-08  
a 2.821104257360597 2.605e-07 au
q 1.143910418480797 1.9969e-07 au
i 8.53120560906029 1.4666e-05 deg
node 241.6048404377084 2.7513e-05 deg
peri 22.52457931481704 7.8013e-05 deg
M 323.3999418614786 0.0001402 deg
tp 2458776.456942086390
(2019-Oct-19.95694209)		 0.00069835 TDB
period 1730.721271298493
4.74		 0.00023972
6.563e-07		 d
yr
n .2080057638223317 2.8811e-08 deg/d
Q 4.498298096240397 4.1538e-07 au
   Orbit Determination Parameters
   # obs. used (total)      154  
   data-arc span      3828 days (10.48 yr)  
   first obs. used      2005-05-11  
   last obs. used      2015-11-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .51225  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:10:58  

Additional Information
 Earth MOID = .138573 au 
 Jupiter MOID = .643339 au 
 T_jup = 3.015 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 20.0   n/a MPO201090  

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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