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112899 (2002 QL50)
Classification: Main-belt Asteroid          SPK-ID: 2112899
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09935054335382738 6.5731e-08  
a 2.564910718257312 2.0004e-08 au
q 2.310085444744392 1.7577e-07 au
i 3.914781863020043 6.2512e-06 deg
node 206.0387568438623 9.5263e-05 deg
peri 7.514023766964933 0.00010284 deg
M 227.1870457580749 4.4399e-05 deg
tp 2459554.034560627692
(2021-Dec-05.53456063)
0.00018876 TDB
period 1500.399136239263
4.11
1.7553e-05
4.806e-08
d
yr
n .2399361551902361 2.8069e-09 deg/d
Q 2.819735991770231 2.1991e-08 au
  Orbit Determination Parameters
   # obs. used (total)      231  
   data-arc span      8215 days (22.49 yr)  
   first obs. used      1997-04-30  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62257  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 13:15:32  

Additional Information
 Earth MOID = 1.30379 au 
 Jupiter MOID = 2.14515 au 
 T_jup = 3.423 
[ 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 16.6   n/a MPO417585  

112899 (2002 QL50)          Discovered 2002-Aug-16 by Lowe, A. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2002 QL50 = 1997 HF8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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