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JPL Small-Body Database Browser
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193858 (2001 QD127)
Classification: Main-belt Asteroid          SPK-ID: 2193858
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2073121633620775 4.1546e-08  
a 2.271175687779956 1.0308e-08 au
q 1.80033334257094 9.3913e-08 au
i 5.502097072496215 6.2555e-06 deg
node 249.1502825158598 4.8585e-05 deg
peri 62.9451845937046 5.1109e-05 deg
M 184.3738728022714 1.5525e-05 deg
tp 2459610.403529432435
(2022-Jan-30.90352943)
5.5712e-05 TDB
period 1250.185687625391
3.42
8.5108e-06
2.33e-08
d
yr
n .2879572239255 1.9603e-09 deg/d
Q 2.742018032988974 1.2444e-08 au
  Orbit Determination Parameters
   # obs. used (total)      305  
   data-arc span      6763 days (18.52 yr)  
   first obs. used      2001-07-20  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59165  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 22:10:28  

Additional Information
 Earth MOID = .794191 au 
 Jupiter MOID = 2.54268 au 
 T_jup = 3.578 
[ 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 17.0   n/a MPO449957  

193858 (2001 QD127)          Discovered 2001-Aug-20 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

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