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70405 (1999 RQ248)
Classification: Main-belt Asteroid          SPK-ID: 2070405
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1727356700379286 4.4246e-08  
a 2.306837910444156 6.7203e-09 au
q 1.908364718314689 1.0351e-07 au
i 3.159111222087315 4.5271e-06 deg
node 354.9563187365021 6.8223e-05 deg
peri 355.1898184127162 6.9137e-05 deg
M 315.8409309598222 1.1084e-05 deg
tp 2459157.478962738828
(2020-Nov-03.97896274)
3.9461e-05 TDB
period 1279.746783940589
3.50
5.5923e-06
1.531e-08
d
yr
n .2813056493031301 1.2293e-09 deg/d
Q 2.705311102573622 7.8811e-09 au
  Orbit Determination Parameters
   # obs. used (total)      964  
   data-arc span      8259 days (22.61 yr)  
   first obs. used      1998-03-29  
   last obs. used      2020-11-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50097  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:05:30  

Additional Information
 Earth MOID = .902335 au 
 Jupiter MOID = 2.71513 au 
 T_jup = 3.565 
[ 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 16.0   n/a MPO337793  

70405 (1999 RQ248)          Discovered 1999-Sep-07 by Spacewatch at Kitt Peak
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RQ248 = 2001 DE15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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