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441378 (2008 EG78)
Classification: Main-belt Asteroid          SPK-ID: 2441378
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0585714077335355 7.9913e-08  
a 2.886043358902659 4.3147e-08 au
q 2.717003736591709 2.2578e-07 au
i 3.226629903926572 7.3692e-06 deg
node 104.9845965692984 0.00024423 deg
peri 327.1204707367122 0.00027082 deg
M 285.515152955809 0.00011208 deg
tp 2459371.025526974295
(2021-Jun-05.52552697)
0.00055614 TDB
period 1790.823167450525
4.90
4.016e-05
1.1e-07
d
yr
n .2010248731104523 4.508e-09 deg/d
Q 3.055082981213609 4.5674e-08 au
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      6473 days (17.72 yr)  
   first obs. used      2000-08-25  
   last obs. used      2018-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68477  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:29:40  

Additional Information
 Earth MOID = 1.7324 au 
 Jupiter MOID = 2.10433 au 
 T_jup = 3.288 
[ 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 16.9   n/a MPO440826  

441378 (2008 EG78)          Discovered 2008-Mar-07 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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