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70682 (1999 UN8)
Classification: Main-belt Asteroid          SPK-ID: 2070682
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1487761949335517 3.8125e-08  
a 2.616715937757966 1.3937e-08 au
q 2.227410897316355 1.0465e-07 au
i 13.18079258599585 6.4395e-06 deg
node 41.23876473317641 1.7875e-05 deg
peri 277.6114271996254 2.9672e-05 deg
M 18.96203867442472 2.5383e-05 deg
tp 2458919.064114419540
(2020-Mar-10.56411442)
0.00010878 TDB
period 1546.084749236751
4.23
1.2352e-05
3.382e-08
d
yr
n .2328462266882327 1.8603e-09 deg/d
Q 3.006020978199577 1.6011e-08 au
  Orbit Determination Parameters
   # obs. used (total)      831  
   data-arc span      7609 days (20.83 yr)  
   first obs. used      1999-10-03  
   last obs. used      2020-08-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57048  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 06:28:55  

Additional Information
 Earth MOID = 1.26163 au 
 Jupiter MOID = 2.39015 au 
 T_jup = 3.354 
[ 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 14.8   n/a MPO474586  

70682 (1999 UN8)          Discovered 1999-Oct-29 by CSS at Catalina
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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