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JPL Small-Body Database Browser
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52816 (1998 QX98)
Classification: Main-belt Asteroid          SPK-ID: 2052816
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .2110881157674139 3.7167e-08  
a 2.351631200661135 9.4011e-09 au
q 1.855229801533715 8.8871e-08 au
i 3.228516851770475 3.6365e-06 deg
node 93.13214224136136 8.8935e-05 deg
peri 215.3155149756998 8.9582e-05 deg
M 35.5920464131058 1.1466e-05 deg
tp 2458870.272499337399
(2020-Jan-21.77249934)
4.1726e-05 TDB
period 1317.201593142266
3.61
7.8986e-06
2.163e-08
d
yr
n .273306684317924 1.6389e-09 deg/d
Q 2.848032599788555 1.1386e-08 au
  Orbit Determination Parameters
   # obs. used (total)      546  
   data-arc span      9161 days (25.08 yr)  
   first obs. used      1994-06-03  
   last obs. used      2019-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59142  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:36:11  

Additional Information
 Earth MOID = .841625 au 
 Jupiter MOID = 2.41376 au 
 T_jup = 3.525 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO436154  

52816 (1998 QX98)          Discovered 1998-Aug-26 by Elst, E. W. at La Silla
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 QX98 = 1994 LY5 = 2000 AT239 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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