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172248 (2002 RV225)
Classification: Main-belt Asteroid          SPK-ID: 2172248
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .1251706555385068 5.2193e-08  
a 2.719888587892692 2.1816e-08 au
q 2.37943835035446 1.4444e-07 au
i 8.538141833160187 7.7686e-06 deg
node 320.3546068342695 3.4645e-05 deg
peri 119.2210450046025 4.6199e-05 deg
M 270.8789302735746 3.2736e-05 deg
tp 2459406.104709585841
(2021-Jul-10.60470959)
0.00015141 TDB
period 1638.419465779896
4.49
1.9712e-05
5.397e-08
d
yr
n .2197239519664997 2.6435e-09 deg/d
Q 3.060338825430923 2.4546e-08 au
  Orbit Determination Parameters
   # obs. used (total)      458  
   data-arc span      6499 days (17.79 yr)  
   first obs. used      2002-08-16  
   last obs. used      2020-06-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59371  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 03:25:28  

Additional Information
 Earth MOID = 1.40906 au 
 Jupiter MOID = 2.16492 au 
 T_jup = 3.332 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456713.5 (2014-Feb-25.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1255244142574902 5.1321e-08  
q 2.378770983405025 1.4197e-07 au
tp 2456119.824078986931
(2012-Jul-11.32407899)
0.00013481 TDB
node 320.6178256872507 3.4737e-05 deg
peri 117.4871221369109 4.6289e-05 deg
i 8.525523295886002 7.7594e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      458  
   data-arc span      6499 days (17.79 yr)  
   first obs. used      2002-08-16  
   last obs. used      2020-06-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59371  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 03:25:28  

Additional Information
 Jupiter MOID = 2.16492 au 
 T_jup = 3.332 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.633844748205238E-15 -7.219921333034875E-15 1.589215618152328E-12 -1.124419553128226E-14 4.208760376295832E-13 -2.210674316670357E-15
q -7.219921333034875E-15 2.015490053129901E-14 -3.503577866859526E-12 3.162247281553003E-14 -9.493456695752137E-13 6.759841759123834E-15
tp 1.589215618152328E-12 -3.503577866859526E-12 1.817253928053183E-8 -3.214671089249368E-11 4.140773886327203E-9 -1.346895012314939E-12
node -1.124419553128226E-14 3.162247281553003E-14 -3.214671089249368E-11 1.206642938786961E-9 -1.199616050284862E-9 1.318155561364785E-11
peri 4.208760376295832E-13 -9.493456695752137E-13 4.140773886327203E-9 -1.199616050284862E-9 2.142631612247173E-9 -1.336235605370572E-11
i -2.210674316670357E-15 6.759841759123834E-15 -1.346895012314939E-12 1.318155561364785E-11 -1.336235605370572E-11 6.020868201546712E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO436856  

172248 (2002 RV225)          Discovered 2002-Sep-13 by NEAT at Palomar
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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