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JPL Small-Body Database Browser
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66047 (1998 QL85)
Classification: Main-belt Asteroid          SPK-ID: 2066047
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .22468777124725 9.7475e-08  
a 3.122554401120224 3.254e-08 au
q 2.42095461213423 2.9066e-07 au
i 15.82491442215859 7.8347e-06 deg
node 255.0532273825341 1.9624e-05 deg
peri 123.2711177317887 2.6466e-05 deg
M 325.6736276554238 1.7684e-05 deg
tp 2459192.671444768223
(2020-Dec-09.17144477)
0.00010059 TDB
period 2015.41017565439
5.52
3.1503e-05
8.625e-08
d
yr
n .1786236887898567 2.7921e-09 deg/d
Q 3.824154190106218 3.9851e-08 au
  Orbit Determination Parameters
   # obs. used (total)      634  
   data-arc span      8909 days (24.39 yr)  
   first obs. used      1994-01-10  
   last obs. used      2018-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54752  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:36:24  

Additional Information
 Earth MOID = 1.46541 au 
 Jupiter MOID = 1.83382 au 
 T_jup = 3.119 
[ 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 14.2   n/a MPO439515  
diameter diameter 7.397 km 2.051 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.041   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

66047 (1998 QL85)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 QL85 = 2000 AO166 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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