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JPL Small-Body Database Browser
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172224 (2002 RU88)
Classification: Main-belt Asteroid          SPK-ID: 2172224
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0503157097290094 9.0334e-08  
a 2.611384553553081 2.322e-08 au
q 2.479990886365686 2.369e-07 au
i 4.137994196192699 8.2231e-06 deg
node 322.1088856546921 0.00010161 deg
peri 246.3776615165042 0.0001385 deg
M 204.2091353495333 0.00010198 deg
tp 2459667.528146485494
(2022-Mar-29.02814649)
0.0004411 TDB
period 1541.362089962946
4.22
2.0558e-05
5.628e-08
d
yr
n .233559656322321 3.1152e-09 deg/d
Q 2.742778220740477 2.4388e-08 au
  Orbit Determination Parameters
   # obs. used (total)      364  
   data-arc span      21580 days (59.08 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57607  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 19:39:59  

Additional Information
 Earth MOID = 1.4785 au 
 Jupiter MOID = 2.23569 au 
 T_jup = 3.404 
[ 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 MPO352051  

172224 (2002 RU88)          Discovered 2002-Sep-05 by LINEAR at Socorro
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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