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JPL Small-Body Database Browser
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39616 (1994 AA4)
Classification: Main-belt Asteroid          SPK-ID: 2039616
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2291374191641044 3.2611e-08  
a 2.401144725696716 7.6155e-09 au
q 1.850952620211069 7.9246e-08 au
i 5.096973135310651 4.2376e-06 deg
node 96.72111443722302 4.8377e-05 deg
peri 14.66628231179062 4.9396e-05 deg
M 33.93038071269902 9.6773e-06 deg
tp 2458872.410902770659
(2020-Jan-23.91090277)
3.6372e-05 TDB
period 1359.020265437355
3.72
6.4654e-06
1.77e-08
d
yr
n .2648967121061629 1.2602e-09 deg/d
Q 2.951336831182363 9.3605e-09 au
  Orbit Determination Parameters
   # obs. used (total)      820  
   data-arc span      10472 days (28.67 yr)  
   first obs. used      1991-06-04  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53467  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:31:50  

Additional Information
 Earth MOID = .868128 au 
 Jupiter MOID = 2.17568 au 
 T_jup = 3.484 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO412460  

39616 (1994 AA4)          Discovered 1994-Jan-04 by Spacewatch at Kitt Peak
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1994 AA4 = 2000 SN82 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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