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120194 (2004 DR11)
Classification: Main-belt Asteroid          SPK-ID: 2120194
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1525113733580916 4.2534e-08  
a 2.395448127051646 1.2383e-08 au
q 2.030115043386931 1.0458e-07 au
i .7337920483161398 5.0895e-06 deg
node 204.2884169230056 0.00036185 deg
peri 41.97143064557498 0.0003623 deg
M 65.97811212516773 1.985e-05 deg
tp 2458752.314750201686
(2019-Sep-25.81475020)
7.4028e-05 TDB
period 1354.1868211975
3.71
1.0501e-05
2.875e-08
d
yr
n .2658421972247921 2.0614e-09 deg/d
Q 2.760781210716361 1.4272e-08 au
  Orbit Determination Parameters
   # obs. used (total)      515  
   data-arc span      8489 days (23.24 yr)  
   first obs. used      1997-05-04  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53937  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:08:51  

Additional Information
 Earth MOID = 1.01667 au 
 Jupiter MOID = 2.25984 au 
 T_jup = 3.513 
[ 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 16.3   n/a MPO475056  

120194 (2004 DR11)          Discovered 2004-Feb-17 by Spacewatch at Kitt Peak
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

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