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312020 (2007 RP48)
Classification: Main-belt Asteroid          SPK-ID: 2312020
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .04922788562139357 4.2102e-08  
a 2.28258708662676 1.9606e-08 au
q 2.170220150605428 9.6912e-08 au
i 5.339237946538286 6.9699e-06 deg
node 17.9672424293736 4.7846e-05 deg
peri 101.8445375678564 0.00010911 deg
M 140.8298118059182 9.1654e-05 deg
tp 2458507.744410870386
(2019-Jan-24.24441087)
0.00032274 TDB
period 1259.619748204522
3.45
1.6229e-05
4.443e-08
d
yr
n .2858005366406398 3.6823e-09 deg/d
Q 2.394954022648092 2.0572e-08 au
  Orbit Determination Parameters
   # obs. used (total)      267  
   data-arc span      6303 days (17.26 yr)  
   first obs. used      2002-02-22  
   last obs. used      2019-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57723  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:43:08  

Additional Information
 Earth MOID = 1.19327 au 
 Jupiter MOID = 2.62169 au 
 T_jup = 3.597 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO418614  

312020 (2007 RP48)          Discovered 2007-Sep-09 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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