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JPL Small-Body Database Browser
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65407 (2002 RP120)
Classification: TransNeptunian Object          SPK-ID: 2065407
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9542786934988866 3.7625e-06  
a 53.7113485388498 0.0044258 au
q 2.455753029132881 1.0266e-06 au
i 119.0997940827235 3.751e-05 deg
node 39.18009421704905 1.2751e-05 deg
peri 357.7337169321073 7.4483e-05 deg
M 16.15955159619595 0.0019978 deg
tp 2452546.569025165702
(2002-Sep-29.06902517)
0.000269 TDB
period 143779.6795975015
393.65
17.771
0.04865
d
yr
n .002503830868226916 3.0947e-07 deg/d
Q 104.9669440485667 0.0086492 au
  Orbit Determination Parameters
   # obs. used (total)      539  
   data-arc span      1225 days (3.35 yr)  
   first obs. used      2001-02-13  
   last obs. used      2004-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .40834  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-11 17:15:30  

Additional Information
 Earth MOID = 1.46448 au 
 Jupiter MOID = 2.52205 au 
 T_jup = -0.837 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.3   n/a MPO66046  
diameter diameter 14.6 km 2.8 Fernandez et al. (2005) Astron.J. 130:308-318  
rotation period rot_per 200. h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Behrend, R. (2002) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.098   0.036 Fernandez et al. (2005) Astron.J. 130:308-318  

65407 (2002 RP120)          Discovered 2002-Sep-04 by LONEOS at Anderson Mesa
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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