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JPL Small-Body Database Browser
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312017 (2007 RQ36)
Classification: Main-belt Asteroid          SPK-ID: 2312017
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1877030324115319 4.2942e-08  
a 2.351895266736066 1.3599e-08 au
q 1.910437393255377 1.0105e-07 au
i 1.332717943767558 5.0701e-06 deg
node 2.840003807587033 0.00018447 deg
peri 335.7117078720638 0.00018489 deg
M 95.37469969584323 1.2574e-05 deg
tp 2458251.475368904595
(2018-May-12.97536890)
4.4833e-05 TDB
period 1317.423463403284
3.61
1.1426e-05
3.128e-08
d
yr
n .2732606561219249 2.3701e-09 deg/d
Q 2.793353140216754 1.6152e-08 au
  Orbit Determination Parameters
   # obs. used (total)      311  
   data-arc span      8155 days (22.33 yr)  
   first obs. used      1996-08-15  
   last obs. used      2018-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54831  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:31:30  

Additional Information
 Earth MOID = .900618 au 
 Jupiter MOID = 2.58652 au 
 T_jup = 3.533 
[ show covariance matrix ]

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 16.9   n/a MPO455299  

312017 (2007 RQ36)          Discovered 2007-Sep-08 by LONEOS at Anderson Mesa
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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