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216474 (1999 RT79)
Classification: Main-belt Asteroid          SPK-ID: 2216474
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1549485035312982 7.3854e-08  
a 2.254435367948357 1.3172e-08 au
q 1.905113981376727 1.6422e-07 au
i 4.412810239164718 5.1861e-06 deg
node 290.4052213629587 9.8146e-05 deg
peri 29.31270141376036 0.00010063 deg
M 123.4509695860207 2.515e-05 deg
tp 2458776.518296956605
(2019-Oct-20.01829696)
8.4727e-05 TDB
period 1236.388937304109
3.39
1.0835e-05
2.966e-08
d
yr
n .2911705120760495 2.5518e-09 deg/d
Q 2.603756754519987 1.5212e-08 au
  Orbit Determination Parameters
   # obs. used (total)      184  
   data-arc span      7741 days (21.19 yr)  
   first obs. used      1999-09-07  
   last obs. used      2020-11-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62566  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:54:57  

Additional Information
 Earth MOID = .891393 au 
 Jupiter MOID = 2.6779 au 
 T_jup = 3.605 
[ 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 17.3   n/a MPO437033  

216474 (1999 RT79)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09

Alternate Designations
 1999 RT79 = 2006 TR95 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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