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JPL Small-Body Database Browser
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136850 (1998 DX2)
Classification: Main-belt Asteroid          SPK-ID: 2136850
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2690372866736831 3.7487e-08  
a 2.778534331379438 1.385e-08 au
q 2.031004993935438 1.0674e-07 au
i 10.016785619193 5.7181e-06 deg
node 39.77403373326433 2.5241e-05 deg
peri 58.30776659658598 2.8117e-05 deg
M 242.2914762568977 1.1428e-05 deg
tp 2459153.630351686357
(2020-Oct-31.13035169)
5.6107e-05 TDB
period 1691.695047010197
4.63
1.2649e-05
3.463e-08
d
yr
n .2128043116495748 1.5912e-09 deg/d
Q 3.526063668823438 1.7577e-08 au
  Orbit Determination Parameters
   # obs. used (total)      751  
   data-arc span      7919 days (21.68 yr)  
   first obs. used      1998-02-17  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52803  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 16:05:34  

Additional Information
 Earth MOID = 1.06781 au 
 Jupiter MOID = 1.79727 au 
 T_jup = 3.259 
[ 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 15.1   n/a MPO359698  

136850 (1998 DX2)          Discovered 1998-Feb-17 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Alternate Designations
 1998 DX2 = 2001 TL65 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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