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46315 (2001 QR30)
Classification: Main-belt Asteroid          SPK-ID: 2046315
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1985418385230386 4.424e-08  
a 2.588351435502221 1.3005e-08 au
q 2.074455382753864 1.1391e-07 au
i 3.896463709208976 4.55e-06 deg
node 147.5100677574918 5.8959e-05 deg
peri 229.4012070442186 6.0195e-05 deg
M 182.4980321407865 1.6612e-05 deg
tp 2459750.452854186402
(2022-Jun-19.95285419)
7.4817e-05 TDB
period 1521.014278113484
4.16
1.1464e-05
3.139e-08
d
yr
n .2366841687025505 1.7839e-09 deg/d
Q 3.102247488250578 1.5587e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1378  
   data-arc span      11052 days (30.26 yr)  
   first obs. used      1990-01-24  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54446  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:32:10  

Additional Information
 Earth MOID = 1.07836 au 
 Jupiter MOID = 2.36297 au 
 T_jup = 3.390 
[ 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 14.4   n/a MPO417137  

46315 (2001 QR30)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 QR30 = 1990 BQ4 = 2000 KB8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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