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JPL Small-Body Database Browser
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201230 (2002 QD123)
Classification: Main-belt Asteroid          SPK-ID: 2201230
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07503605556848283 5.1539e-08  
a 2.784516802481135 3.0083e-08 au
q 2.575577644958786 1.494e-07 au
i 6.867878855518962 5.4674e-06 deg
node 95.59053893366462 4.6799e-05 deg
peri 282.4024808324615 5.9776e-05 deg
M 172.6374180911701 3.8186e-05 deg
tp 2457786.628908656895
(2017-Feb-02.12890866)
0.00017613 TDB
period 1697.161577849753
4.65
2.7504e-05
7.53e-08
d
yr
n .2121188722974202 3.4375e-09 deg/d
Q 2.993455960003483 3.2341e-08 au
  Orbit Determination Parameters
   # obs. used (total)      334  
   data-arc span      6097 days (16.69 yr)  
   first obs. used      2002-08-19  
   last obs. used      2019-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59827  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:05:00  

Additional Information
 Earth MOID = 1.58781 au 
 Jupiter MOID = 2.39672 au 
 T_jup = 3.317 
[ 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 15.5   n/a MPO433319  

201230 (2002 QD123)          Discovered 2002-Aug-19 by NEAT at Palomar
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

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