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JPL Small-Body Database Browser
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85136 (1979 QX2)
Classification: Main-belt Asteroid          SPK-ID: 2085136
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1971314193620536 3.6638e-08  
a 2.361409370144432 7.8826e-09 au
q 1.895901389313007 8.4843e-08 au
i 2.903025351990602 5.2801e-06 deg
node 335.6197021456283 7.0416e-05 deg
peri 316.7634409594487 7.1646e-05 deg
M 1.278563933451269 1.2558e-05 deg
tp 2458595.792662912249
(2019-Apr-22.29266291)
4.6236e-05 TDB
period 1325.425586670353
3.63
6.6366e-06
1.817e-08
d
yr
n .2716108724778494 1.36e-09 deg/d
Q 2.826917350975857 9.4365e-09 au
  Orbit Determination Parameters
   # obs. used (total)      945  
   data-arc span      14667 days (40.16 yr)  
   first obs. used      1979-08-22  
   last obs. used      2019-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53185  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:09:03  

Additional Information
 Earth MOID = .88038 au 
 Jupiter MOID = 2.36641 au 
 T_jup = 3.523 
[ 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 MPO263966  

85136 (1979 QX2)          Discovered 1979-Aug-22 by Lagerkvist, C.-I. at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1979 QX2 = 1990 SR14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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