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JPL Small-Body Database Browser
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312054 (2007 RR309)
Classification: Main-belt Asteroid          SPK-ID: 2312054
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03199071946610886 5.9749e-08  
a 2.291960885240793 2.1259e-08 au
q 2.21863940753376 1.3493e-07 au
i 3.033920003848853 7.4843e-06 deg
node 31.63793588653458 0.0001134 deg
peri 195.8090200938541 0.00016124 deg
M 289.4301681409636 0.00011373 deg
tp 2458848.942454522974
(2019-Dec-31.44245452)
0.00040023 TDB
period 1267.386945273247
3.47
1.7634e-05
4.828e-08
d
yr
n .2840490044044002 3.9521e-09 deg/d
Q 2.365282362947825 2.1939e-08 au
  Orbit Determination Parameters
   # obs. used (total)      147  
   data-arc span      4169 days (11.41 yr)  
   first obs. used      2007-09-10  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61447  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:22:34  

Additional Information
 Earth MOID = 1.20843 au 
 Jupiter MOID = 2.60123 au 
 T_jup = 3.595 
[ 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 17.7   n/a MPO418614  

312054 (2007 RR309)          Discovered 2007-Sep-10 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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