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385263 (2001 QB190)
Classification: Main-belt Asteroid          SPK-ID: 2385263
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1879453526717838 7.0444e-08  
a 3.147023931634715 4.2446e-08 au
q 2.555555408937085 2.25e-07 au
i 15.79409402094211 7.0156e-06 deg
node 265.3399068072817 3.5051e-05 deg
peri 36.04665644437073 4.2306e-05 deg
M 197.3280040171419 2.6282e-05 deg
tp 2460121.922451001785
(2023-Jun-26.42245100)
0.00015649 TDB
period 2039.14681415477
5.58
4.1255e-05
1.13e-07
d
yr
n .1765444241194672 3.5718e-09 deg/d
Q 3.738492454332346 5.0424e-08 au
  Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      7141 days (19.55 yr)  
   first obs. used      2001-08-18  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55743  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:04:46  

Additional Information
 Earth MOID = 1.55521 au 
 Jupiter MOID = 1.51842 au 
 T_jup = 3.123 
[ 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 15.40   n/a MPCxxxxx  

385263 (2001 QB190)          Discovered 2001-Aug-22 by LINEAR at Socorro
Reference: Last Updated: 2014-02-19

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