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35026 (1981 EM16)
Classification: Main-belt Asteroid          SPK-ID: 2035026
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03753272664194832 5.2592e-08  
a 3.07706606138585 2.6954e-08 au
q 2.961575382044638 1.7305e-07 au
i 9.879373099809779 5.9563e-06 deg
node 329.6570947448103 3.018e-05 deg
peri 342.0801423151026 8.24e-05 deg
M 329.974353108713 7.6569e-05 deg
tp 2459164.934722328312
(2020-Nov-11.43472233)
0.00041946 TDB
period 1971.531213050074
5.40
2.5905e-05
7.092e-08
d
yr
n .1825991887001672 2.3993e-09 deg/d
Q 3.192556740727062 2.7966e-08 au
  Orbit Determination Parameters
   # obs. used (total)      757  
   data-arc span      13979 days (38.27 yr)  
   first obs. used      1981-02-12  
   last obs. used      2019-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5096  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:40:48  

Additional Information
 Earth MOID = 1.94955 au 
 Jupiter MOID = 2.00729 au 
 T_jup = 3.205 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4   n/a MPO347777  
diameter diameter 4.444 km 0.410 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.225   0.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35026 (1981 EM16)          Discovered 1981-Mar-06 by Bus, S. J. at Siding Spring
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

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