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JPL Small-Body Database Browser
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61416 (2000 QL12)
Classification: Mars-crossing Asteroid          SPK-ID: 2061416
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2898215220780361 3.8154e-08  
a 2.250526322344813 9.5387e-09 au
q 1.598275358126154 8.4843e-08 au
i 3.321248278616071 5.0412e-06 deg
node 130.426113994162 8.0714e-05 deg
peri 101.8379715378469 8.1522e-05 deg
M 5.77598458427029 1.5495e-05 deg
tp 2458980.714451388640
(2020-May-11.21445139)
5.2986e-05 TDB
period 1233.174603596969
3.38
7.8401e-06
2.147e-08
d
yr
n .291929463151397 1.856e-09 deg/d
Q 2.902777286563471 1.2303e-08 au
  Orbit Determination Parameters
   # obs. used (total)      517  
   data-arc span      9478 days (25.95 yr)  
   first obs. used      1993-02-27  
   last obs. used      2019-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61094  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:47:42  

Additional Information
 Earth MOID = .591812 au 
 Jupiter MOID = 2.10097 au 
 T_jup = 3.569 
[ 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 16.1   n/a MPO417249  

61416 (2000 QL12)          Discovered 2000-Aug-24 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

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