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101085 (1998 RL29)
Classification: Main-belt Asteroid          SPK-ID: 2101085
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1986120854452019 2.6234e-08  
a 2.414369379131108 8.3003e-09 au
q 1.934846441706841 6.5667e-08 au
i 3.889443685410664 4.0083e-06 deg
node 85.19892788267441 5.5747e-05 deg
peri 235.5046207228277 5.6959e-05 deg
M 300.647806222537 1.1889e-05 deg
tp 2459226.411465938192
(2021-Jan-11.91146594)
4.5506e-05 TDB
period 1370.263212892911
3.75
7.0662e-06
1.935e-08
d
yr
n .2627232466089235 1.3548e-09 deg/d
Q 2.893892316555374 9.9489e-09 au
  Orbit Determination Parameters
   # obs. used (total)      867  
   data-arc span      8006 days (21.92 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-07-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52501  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:02:31  

Additional Information
 Earth MOID = .925181 au 
 Jupiter MOID = 2.42196 au 
 T_jup = 3.487 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457444.5 (2016-Feb-26.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1977553591074493 2.6237e-08  
q 1.937694275448612 6.5581e-08 au
tp 2457856.132751782236
(2017-Apr-12.63275178)
4.4698e-05 TDB
node 85.21226309625743 5.5749e-05 deg
peri 235.4573798289319 5.6973e-05 deg
i 3.888809803974343 4.0073e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      867  
   data-arc span      8006 days (21.92 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-07-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52501  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:02:31  

Additional Information
 Jupiter MOID = 2.42196 au 
 T_jup = 3.487 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.883804611507076E-16 -1.712452627597401E-15 1.313388074592509E-13 2.596342494903784E-15 4.919342058480752E-14 -7.06134286299072E-16
q -1.712452627597401E-15 4.300907520779682E-15 -2.954207948531745E-13 -6.289720533312338E-15 -1.179124852941395E-13 1.810027933061793E-15
tp 1.313388074592509E-13 -2.954207948531745E-13 1.997918488487176E-9 1.796583756077232E-11 5.394420977917461E-10 -1.282418116234179E-12
node 2.596342494903784E-15 -6.289720533312338E-15 1.796583756077232E-11 3.10793500809988E-9 -3.095661603794177E-9 -9.867051801056547E-11
peri 4.919342058480752E-14 -1.179124852941395E-13 5.394420977917461E-10 -3.095661603794177E-9 3.245899916860154E-9 9.809290930427548E-11
i -7.06134286299072E-16 1.810027933061793E-15 -1.282418116234179E-12 -9.867051801056547E-11 9.809290930427548E-11 1.605863168856936E-11

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 MPO385424  

101085 (1998 RL29)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 RL29 = 2000 AO213 = 2000 AO256 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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