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213836 (2003 RQ12)
Classification: Main-belt Asteroid          SPK-ID: 2213836
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2005250399369125 3.492e-08  
a 2.380126354022512 1.0417e-08 au
q 1.90285142182725 8.2408e-08 au
i 2.796636228947178 4.3729e-06 deg
node 135.2464832281306 8.5479e-05 deg
peri 276.1638273686223 8.6699e-05 deg
M 207.2757966673395 1.1849e-05 deg
tp 2459769.488926192136
(2022-Jul-08.98892619)
4.4863e-05 TDB
period 1341.21513787176
3.67
8.8054e-06
2.411e-08
d
yr
n .2684133140424048 1.7622e-09 deg/d
Q 2.857401286217775 1.2506e-08 au
  Orbit Determination Parameters
   # obs. used (total)      409  
   data-arc span      7059 days (19.33 yr)  
   first obs. used      2001-01-21  
   last obs. used      2020-05-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60312  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:44:18  

Additional Information
 Earth MOID = .915252 au 
 Jupiter MOID = 2.51676 au 
 T_jup = 3.510 
[ 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 17.05   n/a E2021B55  

213836 (2003 RQ12)          Discovered 2003-Sep-14 by NEAT at Haleakala
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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