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JPL Small-Body Database Browser
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281272 Arnaudleroy (2007 RC12)
Classification: Main-belt Asteroid          SPK-ID: 2281272
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2128041607249746 6.4782e-08  
a 2.74974502565615 3.0954e-08 au
q 2.164587843263719 1.8404e-07 au
i 6.912488431441415 1.1146e-05 deg
node 200.6827303044177 5.7376e-05 deg
peri 102.3827907440571 6.2568e-05 deg
M 317.819252720537 2.6298e-05 deg
tp 2459195.641137942706
(2020-Dec-12.14113794)
0.00012301 TDB
period 1665.470959865564
4.56
2.8122e-05
7.699e-08
d
yr
n .2161550748558589 3.6499e-09 deg/d
Q 3.334902208048582 3.7541e-08 au
  Orbit Determination Parameters
   # obs. used (total)      159  
   data-arc span      8306 days (22.74 yr)  
   first obs. used      1997-05-02  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63901  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 14:44:34  

Additional Information
 Earth MOID = 1.1625 au 
 Jupiter MOID = 1.97522 au 
 T_jup = 3.303 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456747.5 (2014-Mar-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2103839018158384 6.4555e-08  
q 2.174522312177155 1.8325e-07 au
tp 2457530.000796851874
(2016-May-21.50079685)
0.00011586 TDB
node 200.7918960015606 5.7449e-05 deg
peri 102.0372178466203 6.2793e-05 deg
i 6.902794538135861 1.1133e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      159  
   data-arc span      8306 days (22.74 yr)  
   first obs. used      1997-05-02  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63901  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 14:44:34  

Additional Information
 Jupiter MOID = 1.97522 au 
 T_jup = 3.303 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.167316699550351E-15 -1.172195293370651E-14 1.701107854645193E-12 1.217874975644954E-14 4.834964454142161E-13 -8.121656994236619E-15
q -1.172195293370651E-14 3.357953996623267E-14 -4.154332190606545E-12 -3.921546452404196E-14 -1.32252980685293E-12 2.488518721091777E-14
tp 1.701107854645193E-12 -4.154332190606545E-12 1.34235030355047E-8 4.513329845844768E-11 2.923756623084457E-9 -1.231343153446234E-11
node 1.217874975644954E-14 -3.921546452404196E-14 4.513329845844768E-11 3.300352331821657E-9 -3.264944600570943E-9 -4.12042087232925E-11
peri 4.834964454142161E-13 -1.32252980685293E-12 2.923756623084457E-9 -3.264944600570943E-9 3.942979655366895E-9 3.85606357360868E-11
i -8.121656994236619E-15 2.488518721091777E-14 -1.231343153446234E-11 -4.12042087232925E-11 3.85606357360868E-11 1.239388686656699E-10

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 16.6   n/a MPO248579  

281272 Arnaudleroy           Discovered 2007 Sept. 10 at the Pic du Midi Observatory.
Arnaud Leroy (b. 1974) is a French amateur astronomer at the Pic du Midi observatory, who directs the 0.6-m telescope at which this minor planet was discovered. He mainly works on minor planets and meteor streams. He is also the leader of the Uranoscope observatory, near Paris.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120406/MPCPages.arcLast Updated: 2012-04-09

[ show close-approach data ]
Alternate Designations
 2007 RC12 = 2006 FE25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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