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101982 (1999 RH58)
Classification: Main-belt Asteroid          SPK-ID: 2101982
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 .2193853256793977 5.4523e-08  
a 2.415274884734853 1.1802e-08 au
q 1.885399017542028 1.307e-07 au
i 8.075682166652548 5.8533e-06 deg
node 336.2438235152501 2.6421e-05 deg
peri 347.936382352405 2.8059e-05 deg
M 249.1098156016151 1.0417e-05 deg
tp 2459622.817307184039
(2022-Feb-12.31730718)
4.1525e-05 TDB
period 1371.034157902154
3.75
1.0049e-05
2.751e-08
d
yr
n .2625755149316215 1.9246e-09 deg/d
Q 2.945150751927678 1.4391e-08 au
  Orbit Determination Parameters
   # obs. used (total)      364  
   data-arc span      7505 days (20.55 yr)  
   first obs. used      1999-09-04  
   last obs. used      2020-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54915  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:39:44  

Additional Information
 Earth MOID = .872464 au 
 Jupiter MOID = 2.40011 au 
 T_jup = 3.471 
[ 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 16.73   n/a E2021B55  

101982 (1999 RH58)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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