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46316 (2001 QH31)
Classification: Main-belt Asteroid          SPK-ID: 2046316
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2323202895117325 3.6436e-08  
a 2.435886902629877 5.5678e-09 au
q 1.869980952193067 8.9246e-08 au
i 5.670586894159352 2.637e-06 deg
node 95.185125798974 3.9205e-05 deg
peri 282.1269737381006 3.966e-05 deg
M 15.89457071445485 5.2755e-06 deg
tp 2459139.190128006126
(2020-Oct-16.69012801)
2.034e-05 TDB
period 1388.622210332623
3.80
4.761e-06
1.303e-08
d
yr
n .2592497781767206 8.8886e-10 deg/d
Q 3.001792853066688 6.8613e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1223  
   data-arc span      13997 days (38.32 yr)  
   first obs. used      1982-10-13  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49758  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:47:52  

Additional Information
 Earth MOID = .880496 au 
 Jupiter MOID = 2.47882 au 
 T_jup = 3.461 
[ 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 15.52   n/a E2021B10  

46316 (2001 QH31)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 QH31 = 1996 JL12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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