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79987 (1999 EJ10)
Classification: Main-belt Asteroid          SPK-ID: 2079987
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 .1183638344807196 4.3777e-08  
a 2.807137238356991 1.851e-08 au
q 2.47487371091144 1.2784e-07 au
i 5.376686741412552 5.977e-06 deg
node 343.5553420710547 4.5911e-05 deg
peri 66.77620347214595 5.2265e-05 deg
M 290.4094409221083 2.6492e-05 deg
tp 2459332.579234900206
(2021-Apr-28.07923490)
0.00012783 TDB
period 1717.884238151692
4.70
1.6992e-05
4.652e-08
d
yr
n .2095601042287527 2.0728e-09 deg/d
Q 3.139400765802542 2.0701e-08 au
  Orbit Determination Parameters
   # obs. used (total)      705  
   data-arc span      18025 days (49.35 yr)  
   first obs. used      1971-03-25  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53119  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:37:29  

Additional Information
 Earth MOID = 1.4911 au 
 Jupiter MOID = 2.23076 au 
 T_jup = 3.306 
[ 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 14.8   n/a MPO436340  
diameter diameter 5.786 km 0.323 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79987 (1999 EJ10)          Discovered 1999-Mar-14 by Spacewatch at Kitt Peak
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1999 EJ10 = 1999 CU135 = 2001 QX8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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