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101055 (1998 RL)
Classification: Main-belt Asteroid          SPK-ID: 2101055
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2002413762078576 3.8052e-08  
a 2.332940668050236 7.6163e-09 au
q 1.865789418068578 9.0785e-08 au
i 5.134003134389372 4.2532e-06 deg
node 177.0340516590076 4.8315e-05 deg
peri 142.8404597668414 4.958e-05 deg
M 56.20748689666004 1.1923e-05 deg
tp 2458797.289738471868
(2019-Nov-09.78973847)
4.264e-05 TDB
period 1301.529354703713
3.56
6.3736e-06
1.745e-08
d
yr
n .276597680028471 1.3545e-09 deg/d
Q 2.800091918031894 9.1413e-09 au
  Orbit Determination Parameters
   # obs. used (total)      665  
   data-arc span      7747 days (21.21 yr)  
   first obs. used      1998-09-01  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57623  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:02:42  

Additional Information
 Earth MOID = .856259 au 
 Jupiter MOID = 2.52782 au 
 T_jup = 3.537 
[ 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 16.1   n/a MPO248021  

101055 (1998 RL)          Discovered 1998-Sep-01 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 RL = 2001 HM50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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