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JPL Small-Body Database Browser
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66048 (1998 QU85)
Classification: Main-belt Asteroid          SPK-ID: 2066048
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 .08271017962075893 7.2372e-08  
a 3.041510355770277 1.8818e-08 au
q 2.789946487926119 2.2396e-07 au
i 15.64000072883697 7.5623e-06 deg
node 316.9929831099921 1.5955e-05 deg
peri 30.23835127763637 3.2208e-05 deg
M 36.49309415260438 2.6307e-05 deg
tp 2458804.100416278489
(2019-Nov-16.60041628)
0.00014187 TDB
period 1937.458354286957
5.30
1.7981e-05
4.923e-08
d
yr
n .1858104455269651 1.7244e-09 deg/d
Q 3.293074223614435 2.0374e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1542  
   data-arc span      7808 days (21.38 yr)  
   first obs. used      1998-08-19  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47697  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:50:11  

Additional Information
 Earth MOID = 1.79055 au 
 Jupiter MOID = 2.08106 au 
 T_jup = 3.178 
[ 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 12.9   n/a MPO453056  
diameter diameter 6.991 km 0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.301   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66048 (1998 QU85)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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