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90542 (2004 FG94)
Classification: Main-belt Asteroid          SPK-ID: 2090542
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1002384265834071 5.7842e-08  
a 3.179055869796939 2.223e-08 au
q 2.860392311387749 1.8556e-07 au
i 22.62569053083307 6.2014e-06 deg
node 41.46526575430519 1.1689e-05 deg
peri 308.8871396042868 2.4927e-05 deg
M 181.6592932315951 2.3421e-05 deg
tp 2460026.136930255530
(2023-Mar-22.63693026)
0.00013762 TDB
period 2070.359042433737
5.67
2.1716e-05
5.946e-08
d
yr
n .1738828834136975 1.8238e-09 deg/d
Q 3.497719428206129 2.4458e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1340  
   data-arc span      8072 days (22.10 yr)  
   first obs. used      1998-03-24  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50722  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 16:33:11  

Additional Information
 Earth MOID = 1.90714 au 
 Jupiter MOID = 2.02094 au 
 T_jup = 3.072 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.5   n/a MPO381844  
diameter diameter 10.363 km 1.398 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.079   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

90542 (2004 FG94)          Discovered 2004-Mar-22 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 2004 FG94 = 1998 HW139 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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