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324983 (2008 AR98)
Classification: Main-belt Asteroid          SPK-ID: 2324983
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1425839421914812 5.8915e-08  
a 2.346224051255797 1.9522e-08 au
q 2.011690176763278 1.3915e-07 au
i 5.378700084085859 5.9706e-06 deg
node 337.5531335279951 6.0096e-05 deg
peri 251.5102421392307 6.3466e-05 deg
M 322.6908194814548 2.2836e-05 deg
tp 2458736.539760856168
(2019-Sep-10.03976086)
8.389e-05 TDB
period 1312.661206371898
3.59
1.6384e-05
4.486e-08
d
yr
n .2742520295812005 3.423e-09 deg/d
Q 2.680757925748317 2.2306e-08 au
  Orbit Determination Parameters
   # obs. used (total)      229  
   data-arc span      6640 days (18.18 yr)  
   first obs. used      2001-02-22  
   last obs. used      2019-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48663  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:11:41  

Additional Information
 Earth MOID = 1.00977 au 
 Jupiter MOID = 2.33279 au 
 T_jup = 3.541 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457067.5 (2015-Feb-14.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1429198937496262 5.8874e-08  
q 2.011564262154861 1.3923e-07 au
tp 2457422.489546837847
(2016-Feb-03.98954684)
7.8912e-05 TDB
node 337.576132186597 6.009e-05 deg
peri 251.2298725435036 6.3438e-05 deg
i 5.379129075985232 5.9699e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      229  
   data-arc span      6640 days (18.18 yr)  
   first obs. used      2001-02-22  
   last obs. used      2019-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48663  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:11:41  

Additional Information
 Jupiter MOID = 2.33279 au 
 T_jup = 3.541 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.466136747329936E-15 -8.137500546239102E-15 -1.147938135657205E-12 1.367788639097625E-14 -1.918087131944908E-13 2.797596873987133E-15
q -8.137500546239102E-15 1.938590230225703E-14 2.959975977264801E-12 -3.707049706420288E-14 4.99341561787908E-13 -6.093280642962161E-15
tp -1.147938135657205E-12 2.959975977264801E-12 6.227109521533305E-9 -7.109921709787354E-12 1.625232709020492E-9 3.615649042281403E-13
node 1.367788639097625E-14 -3.707049706420288E-14 -7.109921709787354E-12 3.610773269042743E-9 -3.5950863556956E-9 2.501567986400669E-11
peri -1.918087131944908E-13 4.99341561787908E-13 1.625232709020492E-9 -3.5950863556956E-9 4.024345368108897E-9 -2.47179551071904E-11
i 2.797596873987133E-15 -6.093280642962161E-15 3.615649042281403E-13 2.501567986400669E-11 -2.47179551071904E-11 3.563965782410806E-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 16.9   n/a MPO434051  

324983 (2008 AR98)          Discovered 2008-Jan-14 by Spacewatch at Kitt Peak
Reference: 20120406/Numbers.arcLast Updated: 2012-04-09

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