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(2017 QB85)
Classification: Outer Main-belt Asteroid          SPK-ID: 3941536
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3726644818208771 0.00011232  
a 3.862109182816044 0.0010518 au
q 2.422838265466252 0.00022865 au
i 30.52386017122288 0.008093 deg
node 11.68670568242604 0.0019391 deg
peri 356.3519693049246 0.040478 deg
M 124.5081512535058 0.066476 deg
tp 2458041.694467036193
(2017-Oct-15.19446704)
0.12927 TDB
period 2772.268228159492
7.59
1.1325
0.003101
d
yr
n .1298575644099936 5.3048e-05 deg/d
Q 5.301380100165836 0.0014438 au
  Orbit Determination Parameters
   # obs. used (total)      18  
   data-arc span      36 days  
   first obs. used      2017-08-24  
   last obs. used      2017-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .6522  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-22 19:09:29  

Additional Information
 Earth MOID = 1.4232 au 
 Jupiter MOID = .161696 au 
 T_jup = 2.725 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.1   .28047 E2019Y12 autocmod 2.8

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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