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120888 (1998 RM70)
Classification: Main-belt Asteroid          SPK-ID: 2120888
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 .09036013133729394 4.4326e-08  
a 2.262123734475953 1.0124e-08 au
q 2.057717936727496 9.8982e-08 au
i 7.08514750306785 4.339e-06 deg
node 134.0349691672834 3.4484e-05 deg
peri 267.5450671900378 4.2159e-05 deg
M 98.8142523779896 2.4856e-05 deg
tp 2458659.393457062629
(2019-Jun-24.89345706)
8.5226e-05 TDB
period 1242.719066352075
3.40
8.3423e-06
2.284e-08
d
yr
n .2896873555314136 1.9447e-09 deg/d
Q 2.46652953222441 1.1039e-08 au
  Orbit Determination Parameters
   # obs. used (total)      656  
   data-arc span      9947 days (27.23 yr)  
   first obs. used      1993-01-24  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55871  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:41:02  

Additional Information
 Earth MOID = 1.08005 au 
 Jupiter MOID = 2.82842 au 
 T_jup = 3.603 
[ 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 16.0   n/a MPO453679  

120888 (1998 RM70)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

Alternate Designations
 1998 RM70 = 2005 UA161 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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