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312408 (2008 FN71)
Classification: Main-belt Asteroid          SPK-ID: 2312408
[ 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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1418078687114596 9.729e-08  
a 3.114595462846633 6.1274e-08 au
q 2.67292131836197 3.4212e-07 au
i 10.20023326505494 7.5689e-06 deg
node 169.3312530100707 5.1623e-05 deg
peri 179.5057938141422 6.2681e-05 deg
M 260.2280251963692 3.3939e-05 deg
tp 2459556.925422687972
(2021-Dec-08.42542269)		 0.00018787 TDB
period 2007.709605447043
5.50		 5.9247e-05
1.622e-07		 d
yr
n .1793087999496029 5.2914e-09 deg/d
Q 3.556269607331296 6.9963e-08 au
   Orbit Determination Parameters
   # obs. used (total)      175  
   data-arc span      5376 days (14.72 yr)  
   first obs. used      2005-10-03  
   last obs. used      2020-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62242  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 18:47:34  

Additional Information
 Earth MOID = 1.6666 au 
 Jupiter MOID = 1.88027 au 
 T_jup = 3.178 
[ 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 16.0   n/a MPO434003  

312408 (2008 FN71)          Discovered 2008-Mar-05 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ 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
1908-May-06 03:35 00:10 Jupiter 1.93304418881194 1.93304237317462 1.93304600448312 2.94961998274976 2.79712294822029 2418067.649382649 9.7805572702797 445.568125827374 24.555242938222 77.2487888410304 2448696.18741168 T 10 CATAB v2.0f-lin.ifort 2020-Nov-11 18:47:35 2020-Nov-11 18:47
1980-Jul-13 13:08 00:03 Jupiter 1.90074683563938 1.90074606916154 1.90074760211807 3.2492453676288 3.10907432150239 2444434.047375165 3.08196621640104 239.528376398557 30.3946679567148 88.4157923406293 1890235.87491081 T 10 CATAB v2.0f-lin.ifort 2020-Nov-11 18:47:35 2020-Nov-11 18:47
1990-Oct-11 15:11 00:02 Jupiter 1.99306012866453 1.9930591574539 1.99306109987597 2.92645904247833 2.77744318822336 2448176.132890666 2.22503550180866 100.479078632897 28.1716131828935 68.0149815175711 2429503.67793116 T 10 CATAB v2.0f-lin.ifort 2020-Nov-11 18:47:35 2020-Nov-11 18:47
2052-Sep-09 00:55 00:03 Jupiter 1.98864268815626 1.98864099164579 1.98864438467305 3.38453013317378 3.25625310550119 2470789.537867445 3.1470871856071 230.919408565117 37.5958233955851 -73.3593259935531 1422014.02268202 T 10 CATAB v2.0f-lin.ifort 2020-Nov-11 18:47:35 2020-Nov-11 18:47
2062-Dec-29 18:32 00:04 Jupiter 1.90786624312704 1.90786562588998 1.90786686036562 3.14591649875652 3.00147698614145 2474553.272128474 4.2920667467652 313.668577518648 23.0034589892336 86.7207012365871 1984825.23748309 T 10 CATAB v2.0f-lin.ifort 2020-Nov-11 18:47:35 2020-Nov-11 18:47
2135-Mar-01 22:12 00:10 Jupiter 1.92307063687539 1.92306843384796 1.92307284001651 3.31576156777808 3.18015227282977 2500912.424817180 10.3602460740879 809.777397466622 30.7203756264665 -83.3730059292297 1603300.99283724 T 10 CATAB v2.0f-lin.ifort 2020-Nov-11 18:47:35 2020-Nov-11 18:47
2145-Jun-13 22:32 00:12 Jupiter 1.96174597153673 1.96174344259341 1.96174850052945 3.09969871307469 2.95712574381501 2504669.438820606 12.0666386687725 530.513695324842 24.722639284945 75.3753859421519 2714440.91019258 T 10 CATAB v2.0f-lin.ifort 2020-Nov-11 18:47:35 2020-Nov-11 18:47

Alternate Designations
 2008 FN71 = 2011 WB103 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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