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JPL Small-Body Database Browser
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215398 (2002 DH4)
Classification: Main-belt Asteroid          SPK-ID: 2215398
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1687303458615997 1.2719e-07  
a 2.259792103125869 1.715e-08 au
q 1.87849659999013 2.8257e-07 au
i 25.35960453802598 2.115e-05 deg
node 5.165537776650353 2.0168e-05 deg
peri 114.6766324331842 5.1669e-05 deg
M 50.02534872462984 4.826e-05 deg
tp 2458428.079547364210
(2018-Nov-05.57954736)
0.00016544 TDB
period 1240.798205936816
3.40
1.4125e-05
3.867e-08
d
yr
n .2901358160235217 3.3029e-09 deg/d
Q 2.641087606261609 2.0044e-08 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      6275 days (17.18 yr)  
   first obs. used      2002-02-22  
   last obs. used      2019-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6872  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:14:06  

Additional Information
 Earth MOID = .985884 au 
 Jupiter MOID = 2.52651 au 
 T_jup = 3.477 
[ 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 17.4   n/a MPO418154  

215398 (2002 DH4)          Discovered 2002-Feb-23 by Stevens, B. L. at Desert Moon
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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