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JPL Small-Body Database Browser
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85662 (1998 QL41)
Classification: Main-belt Asteroid          SPK-ID: 2085662
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2755967956142188 3.9074e-08  
a 2.663213639645613 1.7279e-08 au
q 1.929240494523201 1.0156e-07 au
i 12.18403483839423 9.3692e-06 deg
node 336.6050997898103 2.0647e-05 deg
peri 70.87707403121401 2.8059e-05 deg
M 233.0059964469886 1.7311e-05 deg
tp 2459160.500159192963
(2020-Nov-07.00015919)
7.8343e-05 TDB
period 1587.476980559261
4.35
1.5449e-05
4.23e-08
d
yr
n .2267749418786367 2.207e-09 deg/d
Q 3.397186784768025 2.2041e-08 au
  Orbit Determination Parameters
   # obs. used (total)      621  
   data-arc span      7230 days (19.79 yr)  
   first obs. used      1998-08-01  
   last obs. used      2018-05-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52197  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:51:42  

Additional Information
 Earth MOID = .976393 au 
 Jupiter MOID = 2.21859 au 
 T_jup = 3.298 
[ 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 14.8   n/a MPO439615  

85662 (1998 QL41)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1998 QL41 = 2000 DC57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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