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JPL Small-Body Database Browser
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300978 (2008 ED98)
Classification: Main-belt Asteroid          SPK-ID: 2300978
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3192561839951962 4.6386e-08  
a 3.146770217681972 3.9584e-08 au
q 2.142144366075093 1.4403e-07 au
i 26.99583304505572 9.0561e-06 deg
node 172.1555092584919 1.2623e-05 deg
peri 302.8043797302208 2.0059e-05 deg
M 86.60191314851944 2.0307e-05 deg
tp 2458510.020388504679
(2019-Jan-26.52038850)
0.00010811 TDB
period 2038.90022424215
5.58
3.8472e-05
1.053e-07
d
yr
n .1765657758627254 3.3316e-09 deg/d
Q 4.15139606928885 5.2222e-08 au
  Orbit Determination Parameters
   # obs. used (total)      245  
   data-arc span      8421 days (23.06 yr)  
   first obs. used      1997-04-06  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62384  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 19:38:46  

Additional Information
 Earth MOID = 1.25489 au 
 Jupiter MOID = 1.42034 au 
 T_jup = 2.967 
[ 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 15.2   n/a MPO423151  

300978 (2008 ED98)          Discovered 2008-Mar-07 by CSS at Catalina
Reference: 20111012/Numbers.arcLast Updated: 2011-10-13

[ show close-approach data ]
Alternate Designations
 2008 ED98 = 2007 WQ4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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