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85590 (1998 FC39)
Classification: Main-belt Asteroid          SPK-ID: 2085590
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1646678911197373 4.3388e-08  
a 3.074215433409785 2.2918e-08 au
q 2.567990861142447 1.277e-07 au
i 15.37550772333333 4.9831e-06 deg
node 181.4818206220016 1.611e-05 deg
peri 330.6219318018538 2.1574e-05 deg
M 60.74820126600954 1.549e-05 deg
tp 2458668.276157466195
(2019-Jul-03.77615747)
8.3198e-05 TDB
period 1968.792175235809
5.39
2.2016e-05
6.028e-08
d
yr
n .1828532257128062 2.0447e-09 deg/d
Q 3.580440005677124 2.6692e-08 au
  Orbit Determination Parameters
   # obs. used (total)      448  
   data-arc span      8137 days (22.28 yr)  
   first obs. used      1998-02-27  
   last obs. used      2020-06-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59036  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 00:17:01  

Additional Information
 Earth MOID = 1.58791 au 
 Jupiter MOID = 1.45551 au 
 T_jup = 3.155 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457119.5 (2015-Apr-07.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1658571354554899 4.3342e-08  
q 2.563942712213043 1.2772e-07 au
tp 2456697.221652854489
(2014-Feb-08.72165285)
7.6784e-05 TDB
node 181.5077779813327 1.6112e-05 deg
peri 330.3255388552708 2.1518e-05 deg
i 15.37642319261786 4.9836e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      448  
   data-arc span      8137 days (22.28 yr)  
   first obs. used      1998-02-27  
   last obs. used      2020-06-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59036  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 00:17:01  

Additional Information
 Jupiter MOID = 1.45551 au 
 T_jup = 3.155 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.878494431811028E-15 -5.48081362664545E-15 7.988509057113412E-13 -7.724484425374582E-15 1.159698205394652E-13 -1.994825607490137E-15
q -5.48081362664545E-15 1.631151525686163E-14 -2.253472581336235E-12 2.580866378255208E-14 -3.100988847503978E-13 6.018837586571425E-15
tp 7.988509057113412E-13 -2.253472581336235E-12 5.895841087132168E-9 3.192106398864314E-13 1.114437583001511E-9 -1.179701632162662E-11
node -7.724484425374582E-15 2.580866378255208E-14 3.192106398864314E-13 2.596089645787091E-10 -2.496061169401249E-10 1.530889686827735E-11
peri 1.159698205394652E-13 -3.100988847503978E-13 1.114437583001511E-9 -2.496061169401249E-10 4.630091330106683E-10 -1.693646191255861E-11
i -1.994825607490137E-15 6.018837586571425E-15 -1.179701632162662E-11 1.530889686827735E-11 -1.693646191255861E-11 2.483591125902171E-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 15.2   n/a MPO432399  

85590 (1998 FC39)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1998 FC39 = 2003 BN22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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