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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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1430394866171286 5.8816e-08  
a 2.346734522466633 1.9765e-08 au
q 2.011058821146313 1.3924e-07 au
i 5.379929563662405 5.9719e-06 deg
node 337.5228198830064 6.0066e-05 deg
peri 251.4196738579285 6.3424e-05 deg
M 72.44737794242324 2.3336e-05 deg
tp 2458736.250276658388
(2019-Sep-09.75027666)
8.378e-05 TDB
period 1313.089625943174
3.60
1.6589e-05
4.542e-08
d
yr
n .2741625498270286 3.4637e-09 deg/d
Q 2.682410223786952 2.2593e-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 = 1.00914 au 
 Jupiter MOID = 2.33037 au 
 T_jup = 3.541 
[ 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 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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1945-Nov-09 02:37 00:13 Thisb 0.0142773220358605 0.0142568325906236 0.0142978664716714 3.41584986953086 3.41584972972376 2431768.608698756 12.5175936831805 1733.7574233099 77.0556467902046 -53.9418635636426 22401.4386964511 T 12 CATAB v2.0e-lin.ifort 2019-Jul-14 10:11:43 2019-Jul-14 10:11
2093-Mar-29 00:01 00:22 Thisb 0.0482061222527372 0.0481741389554137 0.0482381213757346 3.16749239378847 3.16749234913482 2485600.500427102 22.373897639391 2106.16509222684 72.9858663430488 40.8626205411817 64638.0373357413 T 12 CATAB v2.0e-lin.ifort 2019-Jul-14 10:11:43 2019-Jul-14 10:11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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