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102122 (1999 RG175)
Classification: Main-belt Asteroid          SPK-ID: 2102122
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1437715810401823 4.6433e-08  
a 2.467055095552038 1.2267e-08 au
q 2.112362683951284 1.1466e-07 au
i 5.436921066651955 4.8889e-06 deg
node 354.4672143753556 6.6494e-05 deg
peri 16.50123219378854 7.1231e-05 deg
M 109.9839950969177 2.7578e-05 deg
tp 2458568.092030195854
(2019-Mar-25.59203020)
0.00010648 TDB
period 1415.359289252215
3.88
1.0557e-05
2.89e-08
d
yr
n .254352377331837 1.8971e-09 deg/d
Q 2.821747507152792 1.4031e-08 au
  Orbit Determination Parameters
   # obs. used (total)      423  
   data-arc span      7505 days (20.55 yr)  
   first obs. used      1999-09-04  
   last obs. used      2020-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54959  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 09:09:04  

Additional Information
 Earth MOID = 1.1125 au 
 Jupiter MOID = 2.64537 au 
 T_jup = 3.466 
[ show covariance matrix ]

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 15.97   n/a E2021B55  

102122 (1999 RG175)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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