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120862 (1998 QL75)
Classification: Main-belt Asteroid          SPK-ID: 2120862
[ 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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1223201446402218 4.279e-08  
a 2.986465701804879 2.0346e-08 au
q 2.621160785197044 1.2342e-07 au
i 8.890229777419107 4.3827e-06 deg
node 274.2713729433704 2.9449e-05 deg
peri 79.85936847811183 3.4774e-05 deg
M 73.77762477468536 1.8058e-05 deg
tp 2458614.171371293752
(2019-May-10.67137129)		 9.434e-05 TDB
period 1885.101435008109
5.16		 1.9264e-05
5.274e-08		 d
yr
n .1909711558828936 1.9515e-09 deg/d
Q 3.351770618412713 2.2834e-08 au
   Orbit Determination Parameters
   # obs. used (total)      819  
   data-arc span      7831 days (21.44 yr)  
   first obs. used      1998-08-19  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50861  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 06:23:58  

Additional Information
 Earth MOID = 1.6344 au 
 Jupiter MOID = 2.12 au 
 T_jup = 3.228 
[ 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 14.6   n/a MPO453679  
diameter diameter 3.596 km 0.441 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.237   0.069 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120862 (1998 QL75)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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