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JPL Small-Body Database Browser
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97849 (2000 QJ4)
Classification: Main-belt Asteroid          SPK-ID: 2097849
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .219775978775195 3.6784e-08  
a 2.321117199811257 8.7235e-09 au
q 1.810991395370799 8.3718e-08 au
i 1.768745644174624 5.2546e-06 deg
node 330.2704473252929 0.00014136 deg
peri 67.60189455677549 0.00014202 deg
M 62.07067841099248 1.187e-05 deg
tp 2458377.795997246866
(2018-Sep-16.29599725)
4.2516e-05 TDB
period 1291.647570858995
3.54
7.2816e-06
1.994e-08
d
yr
n .2787137978826423 1.5712e-09 deg/d
Q 2.831243004251716 1.0641e-08 au
  Orbit Determination Parameters
   # obs. used (total)      630  
   data-arc span      9303 days (25.47 yr)  
   first obs. used      1993-09-15  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52915  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:51:31  

Additional Information
 Earth MOID = .818703 au 
 Jupiter MOID = 2.59538 au 
 T_jup = 3.544 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456718.5 (2014-Mar-02.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2184906893073009 3.6638e-08  
q 1.814574917055249 8.3252e-08 au
tp 2457084.762540483731
(2015-Mar-03.26254048)
4.351e-05 TDB
node 330.3916867935415 0.00014099 deg
peri 67.2856085485604 0.00014168 deg
i 1.771988728706555 5.2573e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      630  
   data-arc span      9303 days (25.47 yr)  
   first obs. used      1993-09-15  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52915  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:51:31  

Additional Information
 Jupiter MOID = 2.59538 au 
 T_jup = 3.544 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.342333695974979E-15 -3.040814685708076E-15 7.007899518031557E-14 -2.025434802553263E-15 2.048655327152458E-14 -1.125323910551027E-15
q -3.040814685708076E-15 6.930978282882693E-15 -1.977301393835582E-13 6.086597188763249E-15 -6.392817057709657E-14 2.612384768154856E-15
tp 7.007899518031557E-14 -1.977301393835582E-13 1.89307906174636E-9 -5.863238635346685E-12 6.190483446700681E-10 -1.261323540885698E-12
node -2.025434802553263E-15 6.086597188763249E-15 -5.863238635346685E-12 1.987815921074166E-8 -1.987015756330416E-8 -1.445698286312423E-10
peri 2.048655327152458E-14 -6.392817057709657E-14 6.190483446700681E-10 -1.987015756330416E-8 2.007245547271272E-8 1.440809218948334E-10
i -1.125323910551027E-15 2.612384768154856E-15 -1.261323540885698E-12 -1.445698286312423E-10 1.440809218948334E-10 2.763908035683884E-11

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 15.9   n/a MPO417490  

97849 (2000 QJ4)          Discovered 2000-Aug-24 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

[ show close-approach data ]
Alternate Designations
 2000 QJ4 = 1993 RG6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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