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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1430394637864056 5.561e-08  
a 2.346734534147765 1.902e-08 au
q 2.011058884734228 1.3012e-07 au
i 5.379929456524625 5.9679e-06 deg
node 337.5228072790637 5.8016e-05 deg
peri 251.4196803272249 6.1528e-05 deg
M 72.44737998444508 2.3132e-05 deg
tp 2458736.250267237173
(2019-Sep-09.75026724)
8.3143e-05 TDB
period 1313.08963574725
3.60
1.5964e-05
4.371e-08
d
yr
n .2741625477800167 3.3331e-09 deg/d
Q 2.682410183561302 2.1741e-08 au
  Orbit Determination Parameters
   # obs. used (total)      232  
   data-arc span      7096 days (19.43 yr)  
   first obs. used      2001-02-22  
   last obs. used      2020-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4897  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 20:54:09  

Additional Information
 Earth MOID = 1.00914 au 
 Jupiter MOID = 2.33037 au 
 T_jup = 3.541 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457149.5 (2015-May-07.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1427937930515722 5.5687e-08  
q 2.01207840836472 1.3018e-07 au
tp 2457422.417176309473
(2016-Feb-03.91717631)
7.8758e-05 TDB
node 337.5750741109537 5.8029e-05 deg
peri 251.1840097962716 6.1535e-05 deg
i 5.379289239823881 5.9664e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      232  
   data-arc span      7096 days (19.43 yr)  
   first obs. used      2001-02-22  
   last obs. used      2020-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4897  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 20:54:09  

Additional Information
 Jupiter MOID = 2.33037 au 
 T_jup = 3.541 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.100989699093474E-15 -7.193410977415335E-15 -1.040338146614629E-12 1.392336839959293E-14 -1.989295430878964E-13 2.659490812287858E-15
q -7.193410977415335E-15 1.694632234638672E-14 2.682644267451933E-12 -3.75488563943824E-14 5.174160321425526E-13 -5.72858358646718E-15
tp -1.040338146614629E-12 2.682644267451933E-12 6.202817928061201E-9 -1.252995699188326E-11 1.634617269921933E-9 3.311109998239907E-13
node 1.392336839959293E-14 -3.75488563943824E-14 -1.252995699188326E-11 3.367316178559356E-9 -3.354254753275772E-9 2.168984950676275E-11
peri -1.989295430878964E-13 5.174160321425526E-13 1.634617269921933E-9 -3.354254753275772E-9 3.786548573751966E-9 -2.143027139744637E-11
i 2.659490812287858E-15 -5.72858358646718E-15 3.311109998239907E-13 2.168984950676275E-11 -2.143027139744637E-11 3.55980659955727E-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 17.0   n/a MPO471377  

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

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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