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JPL Small-Body Database Browser
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392440 (2010 RH120)
Classification: Main-belt Asteroid          SPK-ID: 2392440
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1453541978156544 6.0042e-08  
a 3.020784013120716 4.7065e-08 au
q 2.581700376119201 1.9243e-07 au
i 10.27797664824453 6.9181e-06 deg
node 220.5286578207523 3.1298e-05 deg
peri 93.08359284133157 4.1334e-05 deg
M 263.9120966612854 2.6747e-05 deg
tp 2459112.351705252927
(2020-Sep-19.85170525)
0.00014821 TDB
period 1917.687944979971
5.25
4.4818e-05
1.227e-07
d
yr
n .18772605884205 4.3873e-09 deg/d
Q 3.459867650122231 5.3906e-08 au
  Orbit Determination Parameters
   # obs. used (total)      205  
   data-arc span      4973 days (13.62 yr)  
   first obs. used      2005-09-26  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51883  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 09:55:31  

Additional Information
 Earth MOID = 1.59345 au 
 Jupiter MOID = 1.90513 au 
 T_jup = 3.206 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457456.5 (2016-Mar-09.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1448013357819611 6.026e-08  
q 2.584640693245715 1.9321e-07 au
tp 2457196.183409105859
(2015-Jun-22.68340911)
0.00013181 TDB
node 220.5242296038342 3.1295e-05 deg
peri 93.40422405227511 4.1374e-05 deg
i 10.27655781770513 6.9181e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      205  
   data-arc span      4973 days (13.62 yr)  
   first obs. used      2005-09-26  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51883  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 09:55:31  

Additional Information
 Jupiter MOID = 1.90513 au 
 T_jup = 3.206 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.631294806882746E-15 -1.139177697828137E-14 3.593339269822578E-12 5.443262512043156E-15 8.282998595601851E-13 -1.482344851769439E-14
q -1.139177697828137E-14 3.732870417473721E-14 -9.63941339571206E-12 -1.306612708260392E-14 -2.246904894829788E-12 4.818979534034702E-14
tp 3.593339269822578E-12 -9.63941339571206E-12 1.737345517464789E-8 1.782895088954153E-11 3.594788593174712E-9 -2.097611246287047E-11
node 5.443262512043156E-15 -1.306612708260392E-14 1.782895088954153E-11 9.793678563878719E-10 -9.597761678306699E-10 -7.379657158321068E-11
peri 8.282998595601851E-13 -2.246904894829788E-12 3.594788593174712E-9 -9.597761678306699E-10 1.711829368033652E-9 6.811387453083534E-11
i -1.482344851769439E-14 4.818979534034702E-14 -2.097611246287047E-11 -7.379657158321068E-11 6.811387453083534E-11 4.786051343378E-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 15.9   n/a MPO434454  

392440 (2010 RH120)          Discovered 2010-Sep-08 by Cernis, K., Zdanavicius, J. at Moletai
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2010 RH120 = 2005 UO482 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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